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Nitto Denko Corporation patents


Recent patent applications related to Nitto Denko Corporation. Nitto Denko Corporation is listed as an Agent/Assignee. Note: Nitto Denko Corporation may have other listings under different names/spellings. We're not affiliated with Nitto Denko Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nitto Denko Corporation-related inventors


Optical member, and polarizing plate set and liquid crystal display device that use said optical member

Provided is an optical member that can achieve a liquid crystal display apparatus that is excellent in mechanical strength, has an excellent hue, and shows little change in hue dependent on a viewing angle. The optical member includes a prism sheet and an optically functional element that are integrated with each other. ... Nitto Denko Corporation

Permanent magnet unit, rotating machine having permanent magnet unit, and method for manufacturing permanent magnet unit

The present invention provides a permanent magnet unit in which insulating layers are located at positions where an eddy current can be reduced most effectively. The permanent magnet unit includes at least one insulating layer, and a plurality of permanent magnet pieces located adjacent to each other with the at least one insulating layer in between. ... Nitto Denko Corporation

Polarizing plate and method for manufacturing polarizing plate

It is an object of the present invention to provide a polarizing plate which has high productivity and can suppress water-induced unevenness, and a method for producing the same. A polarizing plate includes: a retardation film provided on one surface of a polarizer with an adhesive layer interposed therebetween; and a protective film provided on the other surface of the polarizer with an adhesive layer interposed therebetween. ... Nitto Denko Corporation

Laminated optical film, method of producing laminated optical film, optical element, and image display

The present invention is intended to provide a laminated optical film achieving both a high proportion of void space (porosity) and superior abrasion resistance. The laminated optical film of the present invention includes: a void-provided layer; a resin film; and a cover layer, wherein the void-provided layer is formed on the resin film, the cover layer is formed directly on the void-provided layer, and the void-provided layer has a contact angle with water of 90° or more and a proportion of void space of 30 vol % or more.. ... Nitto Denko Corporation

Rna interference therapeutics against ebola virus

This invention provides methods and compositions for inhibiting ebola virus and ebola infection utilizing gene silencing sirnas. The sirnas can be targeted to one or more ebola genes including np, vp30, vp35, l polymerase, glycoprotein (gp), vp24, vp40, and intergenic overlapping regions selected from np/vp35, vp35/vp40, gp/vp30, and vp24/l. ... Nitto Denko Corporation

Polarizing film, image display apparatus, and method of producing polarizing film

A polarizing film according to an embodiment of the present invention includes a polarizer and a support. The support is formed on at least one surface of the polarizer. ... Nitto Denko Corporation

Polarizing film, image display apparatus, and method of producing polarizing film

A polarizing film according to an embodiment of the present invention includes a polarizer and a support. The support is formed on at least one surface of the polarizer. ... Nitto Denko Corporation

Transparent substrate

There is provided a transparent substrate which is excellent in dimensional stability, which significantly prevents the progress of a crack in an inorganic glass and the rupture of the inorganic glass, and which is excellent in flexibility. A transparent substrate according to an embodiment of the present invention includes: an inorganic glass having a thickness of 10 μm to 100 μm; and a resin layer on one side, or each of both sides, of the inorganic glass, wherein: a ratio of a total thickness of the resin layer to a thickness of the inorganic glass is 0.9 to 4; the resin layer has a modulus of elasticity at 25° c. ... Nitto Denko Corporation

Photosensitive epoxy resin composition for formation of optical waveguide, photosensitive film for formation of optical waveguide, optical waveguide produced by using the epoxy resin composition or the photosensitive film, and hybrid flexible printed wiring board for optical / electrical transmission

The present disclosure provides an optical waveguide formation photosensitive epoxy resin composition which contains an epoxy resin and a photo-cationic polymerization initiator, wherein the epoxy resin includes a solid epoxy resin component alone. Thus, a core layer forming material can be provided, which has higher r-to-r (roll-to-roll) adaptability and higher transparency at a wavelength of 850 nm. ... Nitto Denko Corporation

Optical laminate, method of producing optical laminate, optical element, and image display

The present invention is intended to provide an optical laminate that achieves a superior film strength and a property that a void-provided layer and a pressure-sensitive adhesive/adhesive layer are not easily peeled from each other. The optical laminate of the present invention includes: a void-provided layer; an intermediate layer; and a pressure-sensitive adhesive/adhesive layer, wherein the void-provided layer, the intermediate layer, and the pressure-sensitive adhesive/adhesive layer are stacked in this order, and the intermediate layer is formed by forming the pressure-sensitive adhesive/adhesive layer on the void-provided layer.. ... Nitto Denko Corporation

Laminated film, optical element, and image display

The present invention is intended to provide a laminated film including a void-provided layer achieving both a high proportion of void space and a high film strength. The laminated film of the present invention includes a void-provided layer 21 and a resin film 10, the void-provided layer 21 being stacked on the resin film 10. ... Nitto Denko Corporation

Conveying device

Provided is a transport apparatus which exhibits a strong gripping force, hardly contaminates an object being transported, and has excellent heat resistance. Also provided are a method of manufacturing a semiconductor device and a method of manufacturing an optical member in which the object is transported at high speed. ... Nitto Denko Corporation

Sintered body for forming a rare-earth magnet and rare-earth sintered magnet

Provided is a heretofore non-existing, novel rare-earth sintered magnet having both of an extremely low carbon content and an extremely small average particle size of magnet material particles. The sintered body for forming a rare-earth magnet comprises a large number of magnet material particles sintered together, wherein each of the magnet material particles contains a rare-earth substance and has an easy magnetization axis. ... Nitto Denko Corporation

Sticky cleaner

Provided is a sticky cleaner whose adhesive face can be easily renewed and whish is less susceptible to roll-loosening. The sticky cleaner provided by this invention comprises a psa tape having an adhesive face on the first face of a substrate. ... Nitto Denko Corporation

08/02/18 / #20180215124

Low refractive index layer, laminated film, method for producing low refractive index layer, method for producing laminated film, optical element, and image display device

The present invention aims to provide a low refractive index layer that can attain both a low refractive index and a high mechanical strength even when it has a large thickness. The low refractive index layer of the present invention is a low refractive index layer in the form of a void-containing layer, wherein hollow particles each having a void space inside are further contained in the void-containing layer, and the low refractive index layer has a refractive index of 1.25 or less.. ... Nitto Denko Corporation

07/26/18 / #20180211744

Transparent conductive film

. . A transparent conductive film includes: a transparent substrate film; an antistripping layer with a thickness of 1.5 nm to 8 nm formed on one main surface of the substrate film; an optical adjustment layer with a thickness of 10 nm to 25 nm formed on the antistripping layer; and a transparent conductor layer with a pattern formed on the optical adjustment layer. The transmission y value measured from a side of the transparent conductor layer is 88.0 or more and the reflection color difference Δe between a pattern portion and a non-pattern portion is 7.0 or less.. ... Nitto Denko Corporation

07/26/18 / #20180209058

Producing method of wired circuit board

A method for producing a wired circuit board including a stainless steel supporting layer having a stainless steel terminal includes a first step of preparing the stainless steel supporting layer having a passive film formed on the surface thereof and a second step of forming a first gold plating layer on the surface of the stainless steel terminal. In the second step, the stainless steel supporting layer is immersed in a first gold plating solution containing a weak acid and a gold compound without containing a strong acid, and electricity is supplied to the stainless steel supporting layer so that the passive film is removed and the first gold plating layer is formed on the surface of the stainless steel terminal.. ... Nitto Denko Corporation

07/26/18 / #20180207910

Method for manufacturing optical laminate

Provided is a production method for an optical laminate, which is excellent in production efficiency even through use of a thin glass. The production method for an optical laminate of the present invention includes: a thin glass production step of producing a thin glass having a thickness of 100 μm or less; and a lamination step of laminating an optical film on one surface, or each of both surfaces, of the thin glass, the thin glass production step and the lamination step being performed in an integrated line, the lamination step including bonding the optical film onto the thin glass under a state in which the thin glass is supported.. ... Nitto Denko Corporation

07/26/18 / #20180207906

Production method for optical laminate

Provided is a production method for an optical laminate, which is excellent in production efficiency even through use of a thin glass. The production method for an optical laminate includes: a thin glass production step of producing a thin glass having a thickness of 100 μm or less; and a lamination step of laminating an optical film on one surface, or each of both surfaces, of the thin glass, the thin glass production step and the lamination step being performed in an integrated line, the lamination step including applying an adhesive onto the optical film to form an application layer, and bonding the thin glass and the optical film through intermediation of the application layer, followed by curing the adhesive to form an adhesive layer between the optical film and the thin glass.. ... Nitto Denko Corporation

07/19/18 / #20180203173

Optical laminate

Provided is an optical laminate capable of contributing to reduction in weight and improvement in impact resistance of a display apparatus. The optical laminate includes a thin glass having a thickness of 100 μm or less and a polarizing plate arranged on one side of the thin glass, in which the polarizing plate includes a polarizer and a protective film arranged on a surface of the polarizer on a thin glass side. ... Nitto Denko Corporation

07/19/18 / #20180200985

Fluororesin porous body, metal layer-equipped porous body using same, and wiring substrate

To obtain a fluororesin porous body serving as a material achieving both an excellent low specific dielectric constant and an excellent low linear expansion coefficient, which has heretofore been difficult to obtain, and a metal layer-equipped porous body and a wiring substrate each using the fluororesin porous body, provided is a fluororesin porous body including a fluororesin matrix and hollow inorganic particles dispersed in the fluororesin matrix, in which the fluororesin matrix has a large number of pores.. . ... Nitto Denko Corporation

07/12/18 / #20180199443

Producing method of wired circuit board

. . A method for producing a wired circuit board includes a step (1) of forming a seed layer on one surface in a thickness direction of a peeling layer, a step (2) of forming a conductive pattern on one surface in the thickness direction of the seed layer, a step (3) of covering the seed layer and the conductive pattern with an insulating layer, a step (4) of peeling the peeling layer from the seed layer, and a step (5) of removing the seed layer. The insulating layer has the number of times of folding endurance measured in conformity with jis p8115 (2001) of 10 times or more.. ... Nitto Denko Corporation

07/12/18 / #20180193806

Selectively permeable graphene oxide element

Described herein is a graphene material such as graphene oxide and polymer based selectively permeable element that provides selective permeability between polar and non-polar molecules such as fluid, gas or vapor. The methods for making these selectively permeable elements and related devices are also described.. ... Nitto Denko Corporation

07/12/18 / #20180193804

Resin film

A resin film has through holes formed to extend through the thickness of the resin film. The through holes are pillar-shaped. ... Nitto Denko Corporation

07/12/18 / #20180193787

Air-permeable filter provided with oil repellency

The present invention provides an air-permeable filter capable of maintaining excellent air permeation performance without being clogged even in an environment involving exposure to an oil, oil mist, or ink. The present invention relates to an air-permeable filter including a porous membrane having a surface coated with an oil-repellent agent, the filter being characterized in that a sliding angle of 20 μl of hexadecane or pentadecane on the surface of the filter is 60° or less.. ... Nitto Denko Corporation

07/12/18 / #20180192948

Wired circuit board

A wired circuit board includes an insulating layer and a conductive pattern embedded in the insulating layer. The conductive pattern has an exposed surface exposed from one surface in a thickness direction of the insulating layer and the insulating layer has the number of times of folding endurance measured in conformity with jis p8115 (2001) of 10 times or more.. ... Nitto Denko Corporation

07/05/18 / #20180188430

Polarizer having non-polarizing part

Provided is a polarizer having a non-polarization portion with reduced shape unevenness. The polarizer of the present invention is a polarizer having a non-polarization portion, in which the non-polarization portion has a shape matching degree of 0.05 or less. ... Nitto Denko Corporation

07/05/18 / #20180188421

Pressure-sensitive adhesive layer-attached polarizing film and image display

A pressure-sensitive adhesive layer-attached polarizing film of the invention includes: a polarizing film; and a pressure-sensitive adhesive layer provided on the polarizing film, wherein the polarizing film includes a polarizer and a transparent protective film provided on only one side of the polarizer, the pressure-sensitive adhesive layer is provided on a side of the polarizer where the transparent protective film is absent, and the pressure-sensitive adhesive layer is made of a pressure-sensitive adhesive composition containing a (meth)acryl-based polymer (a) and an alkali metal salt (b). The pressure-sensitive adhesive layer-attached polarizing film has a pressure-sensitive adhesive layer with an antistatic function and satisfactory durability and whose optical properties are less likely to be degraded.. ... Nitto Denko Corporation

07/05/18 / #20180186954

Graphene oxide barrier film

Described herein is a transparent graphene and polymer based nanocomposite barrier film that provides gas, fluid, and/or vapor resistance. Also described is a barrier film where the graphene may be selected from reduced graphene oxide, graphene oxide, and is also functionalized or crosslinked. ... Nitto Denko Corporation

06/21/18 / #20180173076

Light modulation film and method for manufacturing same, and light modulation element

A light modulation film (1) includes a light modulation layer (30) whose state is reversibly changed between a transparent state by hydrogenation and a reflective state by dehydrogenation, and a catalyst layer (40) that promotes hydrogenation and dehydrogenation in the light modulation layer, in this order on a polymer film substrate (10). In a thickness-direction distribution of an element concentration as measured by x-ray electron spectroscopy, the light modulation layer (30) includes a light modulation region (32) with an oxygen content of 50 atom % or more and having a thickness of 10 nm or more on a catalyst layer (40)-side, and an oxidized region (31) with an oxygen content of less than 50 atom % on a polymer film substrate (10)-side.. ... Nitto Denko Corporation

06/21/18 / #20180173050

Polarizer

There is provided a polarizer having a non-polarization portion that can achieve the multi-functionalization and high-functionalization of an electronic device, such as an image display apparatus, the polarizer being excellent in dimensional stability and external appearance of the non-polarization portion. A polarizer according to an embodiment of the present invention includes a resin film containing a dichromatic substance, wherein: the polarizer has a non-polarization portion at a predetermined position; and the non-polarization portion includes a thin-walled portion thinner than another portion of the resin film.. ... Nitto Denko Corporation

06/21/18 / #20180170704

Method for conveying sheet member and sheet member-conveying apparatus

Provided is a method for conveying a sheet member while the sheet member is supported by a roller member, the method including: detecting forces applied, by the sheet member supported by the roller member, to regions at both ends in a width direction of the roller member, respectively, as force components in a plurality of mutually different directions; and adjusting the force components in the regions at both ends in the width direction to a specific balance based on the detection results for the plurality of force components.. . ... Nitto Denko Corporation

06/21/18 / #20180169227

Immunity induction promoting composition, and vaccine pharmaceutical composition

The present invention provides an immunity induction-promoting composition which has a track record of use as a medicine or medicinal additive and is capable of safely and effectively inducing cellular immune response, and a vaccine pharmaceutical composition containing the immunity induction-promoting composition. The present invention relates to an immunity induction-promoting composition containing an immunity induction promoter whose active ingredient is an antimicrobial drug.. ... Nitto Denko Corporation

06/14/18 / #20180164611

Light-modulating film and method for producing same, and light-modulating element

The light modulation film (1) is a hydrogen-activation-type light modulation film that includes an inorganic oxide layer (20), a light modulation layer (30) and a catalyst layer (40), in this order on a polymer film substrate (10). The light modulation layer (30) is a layer for reversibly changing states between a transparent state due to hydrogenation and a reflective state due to dehydrogenation. ... Nitto Denko Corporation

06/14/18 / #20180164243

Biosensor chip and biosensor device

A biosensor chip (1) includes: an electrode substrate (11) having a first principal surface (11a) provided with an electrode (151, 152); a cover film (14) opposed to the first principal surface (11a); a spacer layer (13) disposed between the electrode substrate (11) and the cover film (14), the spacer layer having a slit (13a) provided in a region positionally corresponding at least to the electrode (151, 152), the spacer layer serving as a bonding member to join the substrate (11) and the cover film (14) together; and a hydrophilic filter (12) disposed between the spacer layer (13) and the substrate (11) and covering at least a portion of the electrode (151, 152), the portion of the electrode positionally corresponding to the slit (13a). A zone defined by the cover film (14), the slit (13a) of the spacer layer (13), and the electrode substrate (11) serves as a sample channel.. ... Nitto Denko Corporation

06/14/18 / #20180160748

Mask

The mask of the present disclosure is adapted to be worn on a face including a main body that covers at least a portion of the face, and the main body includes a resin film having air permeability through the thickness thereof. The resin film is a non-porous film having through holes extending through the thickness of the film. ... Nitto Denko Corporation

06/07/18 / #20180157125

Double-sided pressure-sensitive-adhesive-layer-attached polarizing film, and image display device

A double-sided pressure-sensitive adhesive-layer-attached polarizing film has a polarizing film nearest to a viewer-side of an image display device among at least one polarizing film, a pressure-sensitive adhesive layer a located on the viewer-side, and a pressure-sensitive adhesive layer b on a side of the polarizing film that is opposite to the pressure-sensitive adhesive layer a. The pressure-sensitive adhesive layers a and b are equipped with separators sa and sb, respectively. ... Nitto Denko Corporation

06/07/18 / #20180155511

Laminate roll, optical unit, organic el display device, and methods for manufacturing transparent electrically conductive film and optical unit

A laminate roll that is an elongated laminate wound in a form of a roll, wherein the laminate includes a transparent electrically conductive film including a polycycloolefin film and a transparent electrically conductive layer, and inclination of the direction of the slow axis of the polycycloolefin film with respect to the longitudinal direction of the elongated laminate falls within a range of±2° over the entire elongated laminate except opposite end portions thereof each of which accounts for 5% of the entire width of the elongated laminate.. . ... Nitto Denko Corporation

05/31/18 / #20180147572

Photocatalyst coating

The present invention provides a photocatalytic composition comprising: a photocatalyst; and an adsorbent material.. . ... Nitto Denko Corporation

05/31/18 / #20180147522

Filter medium and filter unit

A filter medium includes a first porous polytetrafluoroethylene membrane, a first air-permeable support member, a second porous polytetrafluoroethylene membrane, and a second air-permeable support member. A surface of the filter medium is formed by the first porous polytetrafluoroethylene membrane. ... Nitto Denko Corporation

05/31/18 / #20180147235

Allergy vaccine composition

The present invention provides an allergy vaccine composition that is useful as a prophylactic or therapeutic agent for an allergic disease and can safely and effectively induce immune tolerance. The vaccine composition is to be administered to a human or animal with an allergic disease for the prevention or treatment of the allergic disease. ... Nitto Denko Corporation

05/24/18 / #20180145231

Method for producing phosphor plate

The method for producing a phosphor plate includes, in sequence, a step (1), in which a phosphor sheet is prepared, a step (2), in which through holes and penetration faces fronting the through holes are formed in the phosphor sheet, and a step (3), in which the phosphor sheet is cut to form a plurality of phosphor plates including the penetration faces.. . ... Nitto Denko Corporation

05/24/18 / #20180144461

Inspection apparatus and inspection method

An inspection apparatus configured to inspect a target for defects, including: an image capturing unit capable of capturing an image of the target as image information having color information including rgb values; and a determination unit configured to determine presence or absence of defects in the target based on the color information of the image information of the image captured by the image capturing unit, wherein the determination unit is configured to define, for each pixel, criteria for determining presence or absence of defects in each pixel of the image information, based on the color information in a defect-free region of the target captured by the image capturing unit, and to filter all pixels in the image information of the image captured by the image capturing unit so as to determine presence or absence of defects in each pixel, based on the defined criteria.. . ... Nitto Denko Corporation

05/17/18 / #20180138346

Solar energy collection systems utilizing holographic optical elements useful for building integrated photovoltaics

Described herein are transparent solar energy collection systems that comprise at least one holographic optical element, a transparent waveguide concentrator, and at least one solar energy conversion device.. . ... Nitto Denko Corporation

05/17/18 / #20180136156

Gas sensor element

Gas sensors are described herein that are useful for selectively detecting a second gas (e.g. Isoprene) in the presence of a first gas (e.g. ... Nitto Denko Corporation

05/17/18 / #20180135058

Cell death inducing agent for cells having braf gene mutation, growth suppressing agent for same cells and pharmaceutical composition for therapy of diseases caused by growth defect of same cells

Cell death is induced and/or cell growth is suppressed for a cell having a mutation in the braf gene. A drug suppressing gst-π is comprised as an active ingredient.. ... Nitto Denko Corporation

05/17/18 / #20180134922

Polarizing film laminate comprising transparent pressure-sensitive adhesive layer and patterned transparent electroconductive layer, liquid crystal panel and organic el panel

Provided is a polarizing film laminate comprising: an element substrate; a polarizer; a transparent electroconductive layer patterned so as to function as a touch sensor; and a pressure-sensitive adhesive layer, wherein the adhesive layer comprises: a base adhesive zone made of a transparent base pressure-sensitive adhesive material and formed over a given range from the adhesive layer in a thickness direction of the adhesive layer; and a refractive index adjustment zone formed over a given range from the adhesive layer in the thickness direction and comprising the base adhesive material and material infiltrated into the base adhesive material and different from the base adhesive material, the refractive index adjustment zone having an average refractive index greater than a refractive index of the base adhesive material, and wherein the base adhesive material zone of the adhesive layer is located on the side of the element substrate.. . ... Nitto Denko Corporation

05/17/18 / #20180133951

Elastic porous film and article

The stretchable porous film of the present invention includes voids in a surface thereof, in which: the stretchable porous film has an air permeability measured with an oken-type air permeability meter of less than 99,999 sec/100 cc; the stretchable porous film has such an extending direction that an air permeability measured with the oken-type air permeability meter in a state in which the stretchable porous film is extended by 100% becomes less than 60,000 sec/100 cc; and the stretchable porous film has such a pulling direction that when, in a hysteresis test, the stretchable porous film is pulled from a width of 20 mm and an inter-chuck distance of 30 mm to an inter-chuck distance of 60 mm at a pulling speed of 50 mm/min and held for 1 minute, and then the pulling of the inter-chuck distance is released, a residual strain becomes 10 mm or less.. . ... Nitto Denko Corporation

05/17/18 / #20180133357

Stretchable film and product including same

Provided is a stretchable film having excellent stretchability and excellent air permeability. Also provided is an article including such stretchable film. ... Nitto Denko Corporation

05/10/18 / #20180130581

Method for producing sintered body that forms rare-earth permanent magnet and has non-parallel easy magnetization axis orientation

Provided is a method for producing a sintered body that forms a rare-earth permanent magnet, has a single sintered structure and an arbitrary shape, and has easy magnetization axis orientations of different directions applied to the magnet material particles in a plurality of arbitrary regions. This method forms a three-dimensional first molded article from a composite material formed by mixing a resin material and magnet material particles containing a rare-earth substance. ... Nitto Denko Corporation

05/10/18 / #20180127620

Expanding/contracting laminate and product including same

Provided is a stretchable laminate formed of two or more layers including an elastomer layer, the stretchable laminate having the following features: delamination hardly occurs between the elastomer layer and a layer adjacent thereto; the occurrence of a unique odor derived from an adhesive or a pressure-sensitive adhesive is suppressed; the inhibition of air permeability due to the bonding of the elastomer layer and the layer adjacent thereto can be prevented; and the laminate can be produced at lower cost than ever before. Also provided is an article including such stretchable laminate. ... Nitto Denko Corporation

05/10/18 / #20180126360

Photocatalytic coated granules and method of making same

These embodiments relate to a method of attaching photocatalytic materials to inorganic surfaces. A method is described wherein metal hydroxide is converted to metal oxide, creating metal oxide linkages to attach photocatalysts to an inorganic surface. ... Nitto Denko Corporation

05/03/18 / #20180124912

Wired circuit board and producing method thereof

A wired circuit board includes an insulating layer and a conductive layer. The insulating layer continuously has a first insulating portion, a second insulating portion having a thickness smaller than that of the first insulating portion, and a third insulating portion disposed between the first insulating portion and the second insulating portion and having a thickness that gradually becomes smaller from the first insulating portion toward the second insulating portion. ... Nitto Denko Corporation

05/03/18 / #20180122411

Wired circuit board

A wired circuit board includes an insulating layer and a plurality of wires disposed at one-side surface in a thickness direction of the insulating layer at spaced intervals to each other. The plurality of wires have one pair of wires in parallel, the plurality of wires continuously have a first portion and a second portion in which the total sum of a line width of one wire of one pair of wires and an interval between one pair of wires is smaller than that of the first portion, and a thickness t1 of the first portion is large with respect to a thickness t2 of the second portion.. ... Nitto Denko Corporation

05/03/18 / #20180120489

Polarizer production method

A method is provided to produce a polarizer having non-polarization portion that can achieve the multi-functionalization and high-functionalization of an electronic device, such as an image display apparatus, the method enabling high-precision and easy production of a desired non-polarization portion shape. The method of producing a polarizer of the present invention includes bringing, under a state in which a resin film containing a dichromatic substance is covered with a surface protective film so that at least part thereof is exposed, a basic solution into contact with the exposed portion. ... Nitto Denko Corporation

05/03/18 / #20180120488

Polarizing plate and method for producing same

There is provided a polarizing plate excellent in durability. A polarizing plate 100 according to one embodiment of the present invention includes a polarizer 10; and a pair of protective films 21, 22 respectively arranged on both main surfaces of the polarizer 10, wherein the polarizing plate 100 has a polarizer void portion 30 formed by positioning of an end surface 10a of the polarizer 10 inward in a plane direction relative to each of end surfaces 21a, 22a of the protective films 21, 22.. ... Nitto Denko Corporation

04/19/18 / #20180108906

Particulate active material, power storage device positive electrode, power storage device, and production method for particulate active material

A particulate active material for a power storage device positive electrode having a higher energy density is provided, which includes particles of an electrically conductive polymer and a conductive agent, wherein the electrically conductive polymer particles each have a surface coated with the conductive agent.. . ... Nitto Denko Corporation

04/19/18 / #20180108464

Sintered body for forming rare-earth magnet, and rare-earth sintered magnet

Provided are: a sintered body that forms a rare-earth magnet and is configured in a manner such that the divergence between the orientation angles of the easy axes of magnetization of magnet material particles and the orientation axis angle of the magnet material particles is kept within a prescribed range in an arbitrary micro-section of a magnet cross-section; and a rare-earth sintered magnet. This sintered body for forming a rare-earth magnet has two or more different regions exhibiting an orientation axis angle of at least 20°, given that the orientation axis angle is defined as the highest-frequency orientation angle among the orientation angles of the easy magnetization axes, relative to a pre-set reference line, of a plurality of magnet material particles in a rectangular section at an arbitrary position in a plane including the thickness direction and the widthwise direction.. ... Nitto Denko Corporation

04/19/18 / #20180104637

Filter medium and filter unit

A filter medium includes a first porous ptfe membrane, a first air-permeable support member, a second porous ptfe membrane, and a second air-permeable support member. A surface of the filter medium is formed by the first porous ptfe membrane. ... Nitto Denko Corporation

03/29/18 / #20180088019

Dynamic moisture permeability evaluation apparatus

A water vapor concentration in a test gas in a first space of a measurement space in which a sample is disposed is adjusted, and a water vapor concentration m a earlier gas in a second space separated from the first space by the sample is measured by a measurement unit. When the water vapor concentration in the test gas is changed, a shift b in charge of the water vapor concentration in the carrier gas from the change of the water vapor concentration in the test gas is calculated. ... Nitto Denko Corporation

03/29/18 / #20180088015

Dynamic moisture absorption-desorption property evaluation apparatus

A water vapor concentration in a test gas in a measurement chamber in which a sample is disposed is adjusted, and a moisture amount of the sample in the measurement chamber is measured by a measurement unit. When the water vapor concentration in the test gas in the measurement chamber is changed, a shift b in change of the moisture amount of the sample measured by the measurement unit, from change of the water vapor concentration in the test gas, is calculated. ... Nitto Denko Corporation

03/29/18 / #20180086955

Pressure-sensitive-adhesive-layer-attached polarizing film and image display device

A pressure-sensitive-adhesive-layer-attached polarizing film of the present invention includes a pressure-sensitive adhesive layer and a polarizing film, and is used, together with a transparent conductive substrate having a transparent conductive layer and a transparent substrate, in the state of being bonded to the transparent conductive layer, wherein a pressure-sensitive adhesive composition for forming the pressure-sensitive adhesive layer includes a (meth)acryl-based polymer and a thiol-group-containing silane coupling agent. The pressure-sensitive-adhesive-layer-attached polarizing film has a pressure-sensitive adhesive layer, having a high endurance even in the case of being bonded to a transparent conductive substrate having a transparent conductive layer and a transparent substrate, in particular, having an excellent endurance in a humidified environment and an excellent re-workability even in the same case, attached to a polarizing film.. ... Nitto Denko Corporation

03/29/18 / #20180086954

Filler-containing pressure-sensitive adhesive tape and method of producing filler-containing pressure-sensitive adhesive tape

Provided is a filler-containing pressure-sensitive adhesive tape having an excellent pressure-sensitive adhesive strength while suppressing the occurrence of a volatile component. The filler-containing pressure-sensitive adhesive tape includes a pressure-sensitive adhesive layer containing a pressure-sensitive adhesive resin containing an acrylic polymer and a filler dispersed in the pressure-sensitive adhesive resin, in which the acrylic polymer contains at least a constituent unit derived from a (meth)acrylic acid alkyl ester having a linear or branched alkyl group having 1 to 20 carbon atoms, a constituent unit derived from a nitrogen-containing monomer, and a constituent unit derived from a carboxyl group-containing monomer, and has a ratio (mass ratio) of the constituent unit derived from the carboxyl group-containing monomer to the constituent unit derived from the nitrogen-containing monomer of from 0.01 to 40.. ... Nitto Denko Corporation

03/29/18 / #20180086953

Pressure-sensitive-adhesive composition, pressure-sensitive-adhesive layer, pressure-sensitive-adhesive-layer-attached polarizing film, and image display device

An object of the present invention is to provide a pressure-sensitive-adhesive composition for forming a pressure-sensitive-adhesive layer capable of keeping a high endurance even when this layer is exposed to a heated environment or allowed to stand still for a long term. Another object of the invention is to provide a pressure-sensitive-adhesive layer formed from the pressure-sensitive-adhesive composition, a pressure-sensitive-adhesive-layer-attached polarizing film having the pressure-sensitive-adhesive layer, and an image display device including the pressure-sensitive-adhesive-layer-attached polarizing film. ... Nitto Denko Corporation

03/29/18 / #20180086949

Conductive pressure-sensitive adhesive tape and method of producing conductive pressure-sensitive adhesive tape

Provided is a conductive pressure-sensitive adhesive tape that achieves both strong adhesion to an adherend and a reworking property. A conductive pressure-sensitive adhesive tape (1) includes a pressure-sensitive adhesive layer (2) containing a pressure-sensitive adhesive resin containing a pressure-sensitive adhesive polymer and conductive particles (4) dispersed in the pressure-sensitive adhesive resin, in which: the pressure-sensitive adhesive layer (2) has a surface layer (22) that is formed of the pressure-sensitive adhesive resin and that forms a surface of the pressure-sensitive adhesive layer; and a thickness of the surface layer (22) includes an analysis depth from the surface of the pressure-sensitive adhesive layer when a spectral intensity derived from the conductive particles in glow discharge spectrometry becomes one half of a maximum thereof, and is 0.1 μm or more and 0.9 μm or less.. ... Nitto Denko Corporation

03/29/18 / #20180086946

Conductive pressure-sensitive adhesive tape

Provided is a conductive pressure-sensitive adhesive tape having high flexibility. The conductive pressure-sensitive adhesive tape includes: a base material; and a pressure-sensitive adhesive layer arranged on at least one surface side of the base material, in which the tape has a total thickness of 30 μm or less.. ... Nitto Denko Corporation

03/29/18 / #20180086945

Pressure-sensitive adhesive tape

Provided is a polyvinyl chloride (pvc) adhesive tape less susceptible to cracking at low temperatures even with thin pvc film. The pressure-sensitive adhesive (psa) tape provided by the present invention comprises a pvc film and a psa layer placed on at least one face of the pvc film. ... Nitto Denko Corporation

03/29/18 / #20180086891

Porous body, and method for producing porous body

According to the present invention, there are provided a porous body comprising a porous silicone substrate having communicating pores and a three-dimensional network silicone skeleton which forms the pores and which is formed by a copolymerization of a bifunctional alkoxysilane and a trifunctional alkoxysilane, and a polymeric cover material covering at least a part of a surface of the silicone skeleton, and an a method for producing the porous body. The porous body of the present invention has high flexibility and is strong to tension.. ... Nitto Denko Corporation

03/22/18 / #20180079934

Adhesive tape for preventing adhesion of aquatic organisms

The present invention provides a pressure-sensitive adhesive tape for preventing adhesion of aquatic organisms, which includes an antifouling layer, a base material layer and a pressure-sensitive adhesive layer in this order, which has the base material layer composed of an inexpensive material, and which has high adhesion between the antifouling layer and the base material layer without performing the easy adhesion treatment, for example, a primer treatment or a corona treatment. A pressure-sensitive adhesive tape for preventing adhesion of aquatic organisms of the present invention comprises an antifouling layer, a base material layer and a pressure-sensitive adhesive layer in this order, wherein the base material layer contains an ionomer resin.. ... Nitto Denko Corporation

03/15/18 / #20180075871

Suspension board with circuit and producing method thereof

A suspension board with circuit having an opening with an electronic element inserted therein includes an insulating layer disposed at the edge of the opening, a first terminal disposed at one surface of the insulating layer and connected to a magnetic head, and a second terminal disposed at the other surface thereof and connected to the electronic element. The insulating layer includes a first portion in which the first terminal is disposed and a second portion that extends from the first portion toward the opening and is overlapped with a slider. ... Nitto Denko Corporation

03/15/18 / #20180072031

Method for producing porous silicone sheet, frozen body, and porous silicone sheet rolled-body

The present invention provides a method for producing a porous silicone sheet comprising a freezing step of freezing a wet gel of a porous silicone body having communicating pores and a three-dimensional network silicone skeleton which forms the pores and which is formed by a copolymerization of a bifunctional alkoxysilane and a trifunctional alkoxysilane, to obtain a frozen body, a sheet forming step of forming the frozen body into a sheet to obtain a porous silicone sheet, and a cleaning step of cleaning the porous silicone sheet. According to the method of the present invention, a porous silicone body from which impurities have been sufficiently removed can be produced. ... Nitto Denko Corporation

03/08/18 / #20180070457

Suspension board with circuit and producing method thereof

A suspension board with circuit includes a metal supporting layer, a base insulating layer disposed at one side in a thickness direction of the metal supporting layer, a conductive pattern including a wire disposed at one side in the thickness direction of the base insulating layer and a terminal exposed from the metal supporting layer and the base insulating layer when viewed from the other side in the thickness direction, a piezoelectric element disposed at the other side in the thickness direction with respect to the terminal and including an element terminal electrically connected to the terminal, and a solder layer disposed between the terminal and the element terminal. The solder layer has a solder composition containing sn, ag, and cu, and the solder layer has a thickness in the thickness direction of 50 μm or less.. ... Nitto Denko Corporation

03/08/18 / #20180070448

Suspension board with circuit and producing method thereof

A suspension board with circuit includes a metal supporting layer, a base insulating layer, a conductive pattern including a wire, and a cover insulating layer. The conductive pattern includes a terminal for being connected to a piezoelectric element, connected to the wire, and disposed next to the base insulating layer in a direction perpendicular to the thickness direction. ... Nitto Denko Corporation

03/08/18 / #20180070438

Printed circuit board and method of manufacturing the same

In a suspension board, a first insulating layer is formed on a support substrate. A ground layer and a power wiring trace are formed on the first insulating layer. ... Nitto Denko Corporation

03/08/18 / #20180067360

Optical member

There is provided an optical member capable of causing, when used for a liquid crystal display apparatus, light output from a light source to enter a liquid crystal display panel with high efficiency. An optical member according to an embodiment of the present invention includes: a polarizing plate; a reflective polarizer; a polarization converting layer; and a prism layer, the polarizing plate, the reflective polarizer, the polarization converting layer, and the prism layer being integrated in the stated order, wherein the polarization converting layer satisfies the following expression: l90/l0≧0.2.. ... Nitto Denko Corporation

03/08/18 / #20180067250

Optical member

There is provided an optical member capable of causing, when used for a liquid crystal display apparatus, light output from a light source to enter a liquid crystal display panel with high efficiency. An optical member according to an embodiment of the present invention includes: a polarizing plate; a reflective polarizer; a λ/4 plate; and a prism layer, the polarizing plate, the reflective polarizer, the λ/4 plate, and the prism layer being integrated in the stated order.. ... Nitto Denko Corporation

03/08/18 / #20180066163

Magnetic disc drive, helium gas filled container, and apparatus

A magnetic disk drive includes a base having an opening, a cover configured to close the opening of the base, and a pressure-sensitive adhesive sheet configured to seal a gap between the base and the cover. The pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer, and a substrate layer configured to support the pressure-sensitive adhesive layer. ... Nitto Denko Corporation

03/08/18 / #20180066162

Pressure-sensitive adhesive tape for battery outer packaging

Provided is a pressure-sensitive adhesive tape for a battery outer packaging having the following feature: the shift (adhesive shift) of the tape in its pressure-sensitive adhesive surface and liquid penetration when the tape is subjected to a salt water immersion test are prevented, and hence the tape is useful for the outer packaging of a battery. The pressure-sensitive adhesive tape for a battery outer packaging includes: a base material; and a pressure-sensitive adhesive layer arranged on one surface of the base material, in which: a value calculated from an expression “a loss modulus of elasticity (g″) of the pressure-sensitive adhesive tape for a battery outer packaging at 70° c.×a thickness (mm) of the pressure-sensitive adhesive layer/a thickness (mm) of the pressure-sensitive adhesive tape for a battery outer packaging” is 8×103 pa or more; a value calculated from an expression “a storage modulus of elasticity (g′) of the pressure-sensitive adhesive tape for a battery outer packaging at 23° c.×the thickness (mm) of the pressure-sensitive adhesive layer/the thickness (mm) of the pressure-sensitive adhesive tape for a battery outer packaging” is 3×105 pa or less; and a pressure-sensitive adhesive strength of the pressure-sensitive adhesive tape for a battery outer packaging to a stainless-steel plate at 23° c. ... Nitto Denko Corporation

02/22/18 / #20180053923

Hydrogen-releasing film

. . . . . . . . An object of the invention is to provide a hydrogen-releasing film which rarely undergoes the deterioration in hydrogen-releasing performance even when used for a long period. In addition, it is another object of the present invention to provide a safety valve for an electrochemical element, wherein the valve is provided with the hydrogen-releasing film, and to provide an electrochemical element having the safety valve. ... Nitto Denko Corporation

02/22/18 / #20180052268

Polarizing plate and method of producing polarizing plate

A method of producing a polarizing plate according to an embodiment includes: applying an application liquid containing a polyvinyl alcohol-based resin and a surfactant onto a resin substrate to produce a laminate in which a polyvinyl alcohol-based resin layer is formed on the resin substrate; stretching and dyeing the polyvinyl alcohol-based resin layer formed on the resin substrate to produce a polarizing film; laminating an optical functional film on a polarizing film side of the laminate to produce an optical functional film laminate; and peeling the resin substrate from the optical functional film laminate. A content of the surfactant in the application liquid is less than 1 part by weight with respect to 100 parts by weight of the polyvinyl alcohol-based resin.. ... Nitto Denko Corporation

02/22/18 / #20180052256

Optical film laminate used for continuous lamination to panel component

To provide a continuous web of optical film laminate provided with static electrification prevention function which allows for promptly attenuating static charge of optical film sheet and carrier film electrified by peeling action in rtp lamination method and apparatus. The problem has been solved with a continuous web of optical film laminate for using in rtp lamination method and apparatus, in which static electrification prevention function is provided to optical film sheets and a carrier film configuring the continuous web of optical film laminate, such that sheet resistance of each of the optical film sheets and the carrier film is 1012 Ω/sq or less so as to promptly attenuate static charge of the carrier film to be collected, which is statically electrified by peeling action, and the optical film sheets to be laminated to panel components, which are also statically electrified by peeling action.. ... Nitto Denko Corporation

02/22/18 / #20180051191

Cover element provided with transparent pressure-sentitive adhesive layer

The present invention provides a cover element having a pressure-sensitive adhesive sheet preliminarily laminated thereto, wherein the pressure-sensitive adhesive sheet comprises a pressure-sensitive adhesive layer in which a refractive index adjustment zone having a refractive index greater than that of a base pressure-sensitive adhesive material thereof is formed over a given range from a surface of the pressure-sensitive adhesive layer in a thickness direction thereof, whereby: in a lamination process of a customer which is a supply destination of the cover element, it becomes possible to eliminate a need to distinguish between obverse and reverse sides of the pressure-sensitive adhesive sheet itself; and, when the cover element is bonded to an optical element through the pressure-sensitive adhesive layer, it becomes possible to suppress internal reflection in a laminate formed of these optical elements.. . ... Nitto Denko Corporation

02/22/18 / #20180051188

Pressure-sensitive adhesive composition, pressure-sensitive adhesive layer, pressure-sensitive adhesive-layer-attached polarizing film, and image display device

A pressure-sensitive adhesive composition is disclosed making it possible that even when a polarizing film and a transparent conductive layer are laminated over each other to interpose a pressure-sensitive adhesive layer there between, this pressure-sensitive adhesive layer is formed as a pressure-sensitive adhesive layer capable of restraining the transparent conductive layer from being corroded, and further restraining a rise in the surface resistance of the transparent conductive layer, and a deterioration in the external appearance of this layer. Also disclosed are a pressure-sensitive adhesive layer made from the pressure-sensitive adhesive composition, a pressure-sensitive-adhesive-layer-attached polarizing film, and an image display device using the pressure-sensitive-adhesive-layer-attached polarizing film. ... Nitto Denko Corporation

02/15/18 / #20180045872

Polarizing plate with phase-difference layer and image display device

There is provided a polarizing plate with a retardation layer being extremely thin and having excellent durability. A polarizing plate with a retardation layer includes a polarizer; a protective layer bonded onto one side of the polarizer through intermediation of a first adhesive layer; and a retardation layer bonded onto another side of the polarizer through intermediation of a second adhesive layer. ... Nitto Denko Corporation

02/15/18 / #20180044556

Pressure-sensitive adhesive composition for optical film, pressure-sensitive adhesive layer for optical film, pressure-sensitive adhesive optical film and image display

A pressure-sensitive adhesive composition for an optical film of the present invention includes a (meth)acrylic polymer(a) that comprises, as monomer units, 67 to 96.99% by weight of alkyl (meth)acrylate(a1), 1 to 20% by weight of benzyl (meth)acrylate(a2), 2 to 10% by weight of a carboxyl group-containing monomer(a3) and 0.01 to 3% by weight of a hydroxyl group-containing monomer(a4), has a weight average molecular weight(mw) of 1,600,000 or more, and satisfy a weight average molecular weight(mw)/number average molecular weight(mn) ratio of 1.8 to 10. The pressure-sensitive adhesive composition can satisfy durability that does not cause peeling, separation at the state in which the optical film was attached, and can form a pressure-sensitive adhesive layer capable of improving display non-uniformity caused by a white display leakage at a peripheral portion.. ... Nitto Denko Corporation

02/15/18 / #20180044555

Pressure-sensitive adhesive sheet

Provided is a pressure-sensitive adhesive (psa) sheet including a psa layer formed from a psa composition including a base polymer, crosslinking agents of two or more species having mutually different types of crosslinkable functional groups, and an azole-based rust inhibitor. Here, one of the crosslinking agents of two or more species is an isocyanate-based crosslinking agent. ... Nitto Denko Corporation

02/15/18 / #20180044554

Pressure-sensitive adhesive sheet

Provided is a pressure-sensitive adhesive (psa) sheet having a low relative dielectric constant, satisfactory metal corrosion preventing property, and excellent member holding performance. The present invention provides a psa sheet having a psa layer including a base polymer and a rust inhibitor. ... Nitto Denko Corporation

02/15/18 / #20180043144

Adhesive skin patch material and roll body of adhesive skin patch material

The present invention relates to an adhesive skin patch material, which comprises a polyurethane elastomer film, a pressure-sensitive adhesive layer provided on one side of the polyurethane elastomer film, and a release liner releasably laminated so as to cover the sticky surface of the pressure-sensitive adhesive layer. The polyurethane elastomer film has a thickness of 1 μm to 9 μm, and the pressure-sensitive adhesive layer contains an acrylic-based copolymer and an ingredient in a liquid or pasty state at room temperature.. ... Nitto Denko Corporation

02/08/18 / #20180040393

Light transmitting film

The light transmitting film includes a transparent substrate and a light transmitting inorganic layer in this order. The transparent substrate is composed of a polymer film. ... Nitto Denko Corporation

02/08/18 / #20180039138

Liquid crystal panel and polarizing laminate for use in the liquid crystal panel

A liquid crystal panel which is capable of significantly reducing a thickness thereof as compared to conventional liquid crystal panels, and, when used in a liquid crystal display device using a liquid crystal cell such as an ips-type liquid crystal cell, reducing oblique light leakage in a black state of the liquid crystal display device to enhance contrast.. . ... Nitto Denko Corporation

02/01/18 / #20180035203

Waterproof sound transmisson structure, and electronic device and electronic device case including same

A waterproof sound transmission structure of the present disclosure includes: a wall separating a first space from a second space where water can be present, the wall being provided with a sound transmission port for transmission of sound between the first and second spaces; and a waterproof sound-permeable membrane placed to cover the sound transmission port, the waterproof sound-permeable membrane being adapted to permit transmission of sound between the first and second spaces and being further adapted to prevent ingress of water from the second space into the first space through the sound transmission port. The first space is sealed when the second space is filled with water, the sealed first space having a volume of 300 mm3 or less. ... Nitto Denko Corporation

02/01/18 / #20180031746

Pressure-sensitive-adhesive-layer-attached polarizing film, method for producing same, and image display device and method for continuously producing same

The pressure-sensitive-adhesive-layer-attached polarizing film of the present invention has, in this order, a polarizer containing a polyvinyl alcohol-based resin, a transparent resin layer containing a polyvinyl alcohol-based resin, and a pressure-sensitive adhesive layer, wherein the pressure-sensitive adhesive layer is formed from a pressure-sensitive adhesive composition containing at least 0.1 parts by weight of an alkali metal salt with respect to 100 parts by weight of a base polymer, and satisfying the general expression (y/x)≦3, where x is the abundance ratio of the alkali metal salt in a center part in the thickness direction of the pressure-sensitive adhesive layer, and y is the abundance ratio of the alkali metal salt in the interface between the pressure-sensitive adhesive layer and the transparent resin layer. In the pressure-sensitive-adhesive-layer-attached polarizing film, the anchoring power of the transparent resin layer and the pressure-sensitive adhesive layer is good, and the antistatic function of the pressure-sensitive adhesive layer is also good.. ... Nitto Denko Corporation

02/01/18 / #20180030316

Pressure-sensitive adhesive tape or sheet for affixation to clothing

The present invention relates to a pressure-sensitive adhesive tape or sheet for affixation to clothing, which includes a pressure-sensitive adhesive layer provided on one side of a fabric substrate. The pressure-sensitive adhesive layer contains an acrylic-based copolymer and an ingredient in a liquid or pasty state at room temperature. ... Nitto Denko Corporation

01/25/18 / #20180024283

Polarizing film, pressure-sensitive-adhesive-layer-attached polarizing film, and image display device and method for continuously producing same

The present invention pertains to a polarizing film having a transparent resin layer on at least one side of a polarizer containing a polyvinyl alcohol-based resin, wherein the transparent resin layer has a thickness of 0.2 μm or more and is formed from a layer-forming material containing a polyvinyl alcohol-based resin having a saponification degree of 96 mol % or more, and wherein the combined total content of sodium acetate and potassium acetate contained in the transparent resin layer is less than 1 wt %. This polarizing film has crack-resistant properties, and can minimize degradation of the optical characteristics in a heating and humidifying test.. ... Nitto Denko Corporation

01/25/18 / #20180024057

Measurement device

The present invention provides a measurement device which is compact and portable and is simply operated, and which is capable of quantifying the amount of an object to be inspected with high sensitivity and high accuracy. A measurement device of the present invention includes an spr sensor cell, a light source, and a light receiving element. ... Nitto Denko Corporation

01/25/18 / #20180022965

Pressure-sensitive adhesive sheet

Provided is a psa sheet that allows installation of a protection sheet with good shape precision on the surface of an object to be protected. The psa sheet provided by this invention comprises a substrate whose primary component is a resin film and a psa layer placed on one face of the substrate. ... Nitto Denko Corporation

01/25/18 / #20180022962

Electroconductive film laminate comprising transparent pressure-sensitive adhesive layer

As one sensor layer structure for a capacitive touch panel, a layer structure in which a transparent electroconductive layer is formed on each of opposite surfaces of a single film substrate, so-called gfd structure, is used. In the structure, for sufficiently suppressing internal reflection from the transparent electroconductive layer, it is necessary to employ a technique of forming one or more refractive index adjustment (im) layers on each of the opposite surfaces of the single film substrate. ... Nitto Denko Corporation

01/25/18 / #20180020991

Method and apparatus for deriving mean arterial pressure of a subject

A method of deriving mean arterial pressure of a subject is disclosed. The method comprises (i) receiving (202) data relating to at least one cardiac cycle of a bio-signal from the subject; (ii) normalizing the received data relating to the at least one cardiac cycle; (iii) calculating (206) an area enclosed by the normalized received data to obtain a normalized area; (iv) calculating (208) a heart rate of the subject from the at least one cardiac cycle; and (v) deriving (210) the mean arterial pressure from the normalized area and heart rate. ... Nitto Denko Corporation

01/18/18 / #20180020284

Acoustic resistor, acoustic resistor member including same, and audio device including same

An acoustic resistor for use in an audio device includes a resin film having air permeability in a thickness direction of the resin film, and the resin film is a non-porous film having through holes formed to extend straight through the resin film in the thickness direction. This acoustic resistor is used in an audio device including: a transducing part that performs conversion between sound and an electrical signal and that includes an acoustic element; a housing enclosing the transducing part and having at least one opening; and a passage for gas that is present inside the housing and communicates with the opening and in which the acoustic element is placed. ... Nitto Denko Corporation

01/18/18 / #20180017715

Transparent conductive film

Provided is a transparent conductive film excellent in both scratch resistance and conductivity. The transparent conductive film of the present invention includes: a transparent substrate; and a transparent conductive layer arranged on one side or both sides of the transparent substrate, in which: the transparent conductive layer contains a binder resin, metal nanowires, and metallic particles; and part of the metallic particles protrude from a region formed of the binder resin. ... Nitto Denko Corporation

01/18/18 / #20180017714

Optical film laminate, optical display device using the same, and transparent protective film

The optical film laminate comprises: a polarizing film which is formed of a polyvinyl alcohol-based resin containing a molecularly-oriented dichroic martial, and has a thickness of 10 μm or less; and a transparent protective film formed of a thermoplastic resin and disposed on one of opposite surfaces of the polarizing film through an adhesive layer. The transparent protective film has a thickness of 40 μm or less, and a dimensional change rate in a direction orthogonal to an absorption axis of the polarizing film is 0.2% or more, as measured using a test piece thereof having a size of 100 mm×100 mm, in a state after leaving the test piece in an environment at 85° c. ... Nitto Denko Corporation

01/11/18 / #20180014401

Wired circuit board and producing method thereof

A method of producing a wired circuit board including an insulating layer and a conductive pattern, including: (1), an insulating layer having an inclination face, (2), a metal thin film provided at least on the inclination face, (3), a photoresist provided on the surface of the metal thin film, (4), a light shield portion of a photomask disposed so that a first portion, where the conductive pattern is to be provided in the photoresist, is shielded from light, and the photoresist is exposed to light through the photomask, (5), the first portion of the photoresist is removed to expose the metal thin film corresponding to the first portion, and (6), the conductive pattern is provided on the surface of the metal thin film exposed from the photoresist.. . ... Nitto Denko Corporation

01/11/18 / #20180011233

Polarizer, polarizing plate, and method for producing polarizer

There is provided a polarizer excellent in durability. A polarizer according to one embodiment of the present invention includes a resin film containing boric acid, wherein the resin film has a low-concentration portion, which contains a lower concentration of the boric acid than that in any other site, formed in an end portion thereof.. ... Nitto Denko Corporation

01/04/18 / #20180007795

Method for producing wired circuit board

A method includes the following steps: s1, providing the insulating layer having an inclined face; s4, disposing a photomask so that in the photoresist, first and second exposure portions are exposed to light, and exposing the photoresist is to light through the photomask; s5, removing the first and the second exposure portions of the photoresist. On the assumption that in s4, light reflected at the metal thin film is focused between the first and the second exposure portions of the photoresist, the inclined face has a bending portion bending in one direction, the portion removed in s5 in the photoresist due to light focus being continuous with the first and the second exposure portions. ... Nitto Denko Corporation

01/04/18 / #20180004354

Information reception system, recording medium, and information input method

An information reception device is provided with: operation surface which is adjusted to produce a characteristic index vibration by an object contact; a storage device stores candidate information (candidate information is related with the index vibration) which serves as a candidate of input information; a microphone which acquires observation information according to observation of the actual vibration arising in the surrounding environment; and a cpu. The cpu (selecting part) judges whether or not the index vibration exists in the observation information acquired. ... Nitto Denko Corporation

01/04/18 / #20180003997

Exhibition device and video picture exhibition method

Art exhibition device and a video picture exhibition method which are capable of providing renditions by a spatial image and a projected image, in combination are provided. The exhibition device includes a display portion configured to image-form a spatial image; and a projector configured to project a video picture onto an object. ... Nitto Denko Corporation

01/04/18 / #20180002702

Methods and compositions for treating malignant tumors associated with kras mutation

This invention provides methods and compositions for preventing, treating or ameliorating one or more symptoms of a malignant tumor, which may be associated with kras mutation in a mammal in need thereof, by administering to the mammal a therapeutically effective amount of a composition comprising one or more rnai molecules that are active in reducing expression of gst-π.. . ... Nitto Denko Corporation

01/04/18 / #20180002508

Film with void spaces bonded through catalysis and method of producing the same

A film is provided with void spaces having a porous structure with less cracks and a high proportion of void space as well as having strength. The film with void spaces includes one kind or two or more kinds of structural units that form a structure with minute void spaces, wherein the structural units are chemically bonded through catalysis. ... Nitto Denko Corporation

01/04/18 / #20180002337

Highly photo-stable bis-triazole fluorophores

This disclosure is related to photo-stable chromophores which are useful in various applications. Chromophores disclosed herein include a bis-triazole core, two electron-donors at c-4 and c-8, and two groups derived from pentaerythritol (r═or5) or 1,1,1-tris(hydroxymethyl)methane (r═h) at n-2 and n-6. ... Nitto Denko Corporation

01/04/18 / #20180001274

Composite semipermeable membrane, spiral wound separation membrane element, and method for producing the same

The purpose of the present invention is to provide a composite semipermeable membrane whose water permeability is hard to decline even when exposed to high temperature environment for a long period of time, a spiral wound separation membrane element using the composite semipermeable membrane, and a method for producing the same. Another purpose of the invention is to provide a method for evaluating water permeation performance of a composite semipermeable membrane, which method evaluates whether the water permeability of a composite semipermeable membrane is likely to decline due to heat, by a simple evaluation method. ... Nitto Denko Corporation

12/28/17 / #20170371083

Optical stack including reflective polarizer and compensation film

Optical stacks are disclosed. In particular, optical stacks having a reflective polarizer and an optical compensation film are disclosed.. ... Nitto Denko Corporation

12/28/17 / #20170369744

Sheet for thermal bonding and sheet for thermal bonding with affixed dicing tape

A sheet for thermal bonding which has a tensile modulus of 10 to 3,000 mpa and contains fine metal particles in an amount in the range of 60-98 wt % and which, when heated from 23° c. To 400° c. ... Nitto Denko Corporation

12/28/17 / #20170368786

Transparent electroconductive layer-equipped cover element provided with transparent pressure-sensitive adhesive layer

The present invention provides a transparent electroconductive layer-equipped cover element having a pressure-sensitive adhesive sheet preliminarily laminated thereto, wherein the pressure-sensitive adhesive sheet comprises a pressure-sensitive adhesive layer in which a refractive index adjustment zone having a refractive index greater than that of a base pressure-sensitive adhesive material thereof is formed over a given range from a surface of the pressure-sensitive adhesive layer in a thickness direction thereof, whereby: in a lamination process of a customer which is a supply destination of the transparent electroconductive layer-equipped cover element, it becomes possible to eliminate a need to distinguish between obverse and reverse sides of the pressure-sensitive adhesive sheet itself; and, when the transparent electroconductive layer-equipped cover element is bonded to an optical element through the pressure-sensitive adhesive layer, it becomes possible to suppress internal reflection in a laminate formed of these optical elements.. . ... Nitto Denko Corporation

12/21/17 / #20170365285

Hard disk circuit with direct connection to preamp

A head stack assembly (hsa) includes: a preamp having first contacts disposed on a first side and second contacts disposed on a second side which is opposite to the first side; a main actuator circuit disposed proximate the first side of the preamp and having contacts configured to be electrically connected to the first contacts of the preamp; and a flexure/suspension circuit disposed proximate the second side of the preamp and having flexure/suspension circuit contacts configured to be directly electrically connected to the second contacts of the preamp.. . ... Nitto Denko Corporation

12/21/17 / #20170363278

Dehumidifying device and lamp

A vehicle lamp 1 is provided with: a ventilating unit 10 that is provided with a first opening 2a of a closed case 2, prevents entry of liquids and solids to an inside space s within the case 2, and allows circulation of air between the inside space s and an outside space of the vehicle lamp 1; and a dehumidifying unit 20 that is provided in a second opening 2b of the case 2 different in position from the first opening 2a and has an electrolysis dehumidifying element for discharging water vapor in the inside space s to the outside of the vehicle lamp 1 by electrolysis. Thus, a dehumidifying device and a lamp that can rapidly discharge water vapor that has entered the inside of a housing to the outside of the housing can be provided.. ... Nitto Denko Corporation

12/21/17 / #20170361568

Electroconductive film laminate comprising transparent pressure-sensitive adhesive layer

In the case where a pressure-sensitive adhesive sheet comprising a pressure-sensitive adhesive layer having a refractive index adjustment zone is provided in such a manner that two pet separators are laminated to opposite surfaces of the pressure-sensitive adhesive layer, it is difficult to distinguish between obverse and reverse sides of the pressure-sensitive adhesive sheet itself. The present invention is directed to solving the above problems and, specifically, to offering a pressure-sensitive adhesive sheet having a refractive index adjustment zone capable of being easily produced at low cost, in a state in which it is preliminarily laminated with a substrate provided with an electroconductive layer, thereby making it possible to resolve complexity in handling (to easily distinguish between one surface defined by the refractive index adjustment zone and the other surface defined by the remaining zone).. ... Nitto Denko Corporation

12/21/17 / #20170360908

Vaccine pharmaceutical composition for cell-mediated immunity containing bisphosphonates

The present invention aims to provide a vaccine pharmaceutical composition universally usable for induction of cellular immunity against various antigens and exerting a high cellular immunity inducing effect. The present invention relates to a vaccine pharmaceutical composition for inducing cellular immunity, containing: an antigen; and a first cellular immunity induction promoter that is a bisphosphonate.. ... Nitto Denko Corporation

12/14/17 / #20170358383

Transparent conductive film

A transparent conductive film includes: a transparent film substrate; an optical adjustment layer; and a transparent conductive layer, in which the optical adjustment layer and the transparent conductive layer are laminated on a main surface of the transparent film substrate in this order; the optical adjustment layer includes a dry-type optical adjustment layer including an inorganic oxide. The transparent conductive layer includes a metal oxide including indium. ... Nitto Denko Corporation

12/07/17 / #20170351181

Production method of wired circuit board

In a method for producing a wired circuit board includes a step (1), in which the insulating layer having an inclination face is provided; a step (2), in which a metal thin film is provided on the surface of the insulating layer including the inclination face; a step (3), in which a photoresist is provided on the surface of the metal thin film; a step (4), in which a photomask is disposed so that a first light exposure portion and a second light exposure portion in the photoresist are exposed to light, and the photoresist is exposed to light; a step (5), in which the first light exposure portion and the second light exposure portion are removed; and a step (6), in which the first wire and the second wire are provided on the surface of the metal thin film.. . ... Nitto Denko Corporation

12/07/17 / #20170349784

Coating material and method of producing the same

The present invention provides a coating material that allows a structure with void spaces having a strength and flexibility to be formed. The coating material of the present invention includes: pulverized products of a gelled silicon compound obtained from a silicon compound containing at least three or less functional groups having saturated bonds; and a dispersion medium, wherein the pulverized product contains a residual silanol group. ... Nitto Denko Corporation

12/07/17 / #20170348645

Porous support, composite semipermeable membrane and spiral wound separation membrane element

The objective of the present invention is to provide a porous support that is unlikely to curl (the incidence of md curling is low). This porous support has a polymer porous layer on one surface of a nonwoven cloth layer, the nonwoven cloth layer having an md bend stiffness of 1.2 to 2.1 g·cm2/cm, and an md bend recovery of 0.3 to 0.6 g·cm/cm. ... Nitto Denko Corporation

12/07/17 / #20170347948

Device and method for sleep monitoring

A device and method for sleep monitoring, in particular to a device and method for determining time-to-sleep and wake periods during sleep and to a device and method for determining rapid eye movement (rem) sleep and non rem (nrem) sleep. The method for determining time-obtaining motion data representative of motion of a user to-sleep and wake periods during sleep comprising the steps of obtaining motion data representative of motion of a user; detecting the time-to-sleep from the motion data based on a first time-above-threshold (tat) threshold and a first proportional detecting the time-to-sleep from the motion data based integration method (pim) threshold; and detecting on a first time-above-threshold (tat) threshold and a the wake periods during sleep from the motion data first proportional integration method (pim) threshold based on a second tat threshold and a second pim threshold.. ... Nitto Denko Corporation

12/07/17 / #20170347901

Device and method for removal of artifacts in physiological measurements

A method and device for removal of artifacts in physiological measurements. The method comprising the steps of obtaining a physiological signal of a user; obtaining corresponding motion data representative of motion of the user; detecting two or more motion cycles in the motion data; constructing a noise reference based on segments of the physiological signal corresponding to the two or more motion cycles respectively, and filtering the physiological signal with the noise reference.. ... Nitto Denko Corporation

12/07/17 / #20170347857

Sticky cleaner for antimicrobial treatment

Provided is a sticky cleaner for antimicrobial treatment capable of removing organic dirt deposited on an article surface and of providing antimicrobial properties to the surface. The sticky cleaner according to this invention comprises a dirt-collecting member that collects organic dirt as it comes in contact with the article surface. ... Nitto Denko Corporation

11/30/17 / #20170342232

Silicone porous body and method of producing the same

The present invention provides, for example, a silicone porous body having a porous structure with less cracks and a high proportion of void space as well as having a strength. The silicone porous body of the present invention includes silicon compound microporous particles, wherein the silicon compound microporous particles are chemically bonded by catalysis. ... Nitto Denko Corporation

11/30/17 / #20170341336

Laminated film roll and method of producing the same

The present invention provides a new member having a low refractive index as a substitute for an air layer, for example. The laminated film roll of the present invention includes a long laminated film roll including: an ultra-low refractive index layer having a refractive index of 1.20 or less; and a resin film, wherein the ultra-low refractive index layer is stacked on the resin film. ... Nitto Denko Corporation

11/30/17 / #20170340257

Method and apparatus for deriving a mental state of a subject

A method (1500) for deriving a mental state of a subject is disclosed. The method comprises receiving (1502) a bio-signal from the subject; calculating respective statistical variations of at least two physiological parameters derived from the bio-signal; determining (1504) an arousal level of the subject based on the calculated statistical variations of the at least two physiological parameters; deriving a time-domain heart rate variability signal from the bio-signal for calculating at least two heart rate variability parameters; determining (1506) a valence level of the subject based on the at least two heart rate variability parameters; and deriving (1508) the mental state from the arousal level and valence level. ... Nitto Denko Corporation

11/30/17 / #20170340189

Sticky cleaner

This invention provides a sticky cleaner used for removing organic dirt deposited on an article surface. The sticky cleaner comprises a dirt-collecting member that collects the organic dirt upon contact with the article surface. ... Nitto Denko Corporation

11/23/17 / #20170339786

Suspension board with circuit and producing method thereof

A suspension board with circuit includes a metal supporting board, a base insulating layer disposed at one side in a thickness direction of the metal supporting board, and a conductor layer disposed at one side in the thickness direction of the base insulating layer and including a connecting terminal electrically connected to a slider. The base insulating layer has a terminal region, when projected in the thickness direction, overlapped with at least the connecting terminal and a circumferential region not overlapped with the terminal region and around the terminal region, and the thickness of the terminal region is thicker than that of the circumferential region.. ... Nitto Denko Corporation

11/23/17 / #20170339781

Printed circuit board and method of manufacturing the same

A first insulating layer is formed on a support substrate. The first insulating layer includes a first portion and a second portion. ... Nitto Denko Corporation

11/23/17 / #20170338003

Transparent electroconductive film and touch sensor in which same is used

Provided are: a transparent electroconductive film with good transparency, wherein the transparent electroconductive film has antiblocking properties that can withstand roll-to-roll manufacturing, and white haze on the transparent electroconductive film side is reduced. Also provided is a touch sensor in which the transparent electroconductive film is used. ... Nitto Denko Corporation

11/23/17 / #20170335145

Double-sided pressure-sensitive adhesive tape

A double-sided pressure-sensitive adhesive tape includes a first pressure-sensitive adhesive layer, a base material, and a second pressure-sensitive adhesive layer in the stated order, in which the second pressure-sensitive adhesive layer has a pressure-sensitive adhesive strength with respect to a sus304 steel plate, which is larger than a pressure-sensitive adhesive strength of the first pressure-sensitive adhesive layer with respect to the sus304 steel plate, in which the pressure-sensitive adhesive strength of the first pressure-sensitive adhesive layer with respect to the sus304 steel plate is from 0.5 n/20 mm to 5 n/20 mm, and in which the pressure-sensitive adhesive strength of the second pressure-sensitive adhesive layer with respect to the sus304 steel plate and the pressure-sensitive adhesive strength of the first pressure-sensitive adhesive layer with respect to the sus304 steel plate have a difference of from 3 n/20 mm to 20 n/20 mm.. . ... Nitto Denko Corporation

11/23/17 / #20170335144

Optical adhesive sheet, polarizing film with adhesive layer and liquid crystal display device

An optical adhesive sheet having a lamination structure includes a first adhesive layer, a second adhesive layer, and a substrate located between the first and the second adhesive layers. The first adhesive layer has a thickness of 30 μm or more and a storage modulus of 1.0×104 pa or more at 95° c. ... Nitto Denko Corporation

11/23/17 / #20170335142

Pressure-sensitive adhesive sheet for mobile electronics

Provided is a psa sheet capable of bringing about good air release properties in mobile electronic applications. The present invention provides a psa sheet for mobile electronics. ... Nitto Denko Corporation

11/16/17 / #20170330590

Suspension board with circuit and producing method thereof

. . A suspension board with circuit includes a first terminal and a second terminal disposed at spaced intervals to each other, a piezoelectric element disposed between the first terminal and the second terminal so as to be electrically connected to the first terminal and the second terminal, a facing portion facing the piezoelectric element at the second terminal-side relative to the center between the first terminal and the second terminal, and a compensation portion compensating a degree of inclination of the piezoelectric element produced at the time of contact of the facing portion with the piezoelectric element at the first terminal-side relative to the center between the first terminal and the second terminal.. . ... Nitto Denko Corporation

11/16/17 / #20170329093

Opto-electric hybrid board and method of manufacturing same

An opto-electric hybrid board includes: an electric circuit board including an insulation layer and electrical interconnect lines formed on the front surface of the insulation layer; and an optical waveguide provided on the back surface side of the insulation layer of the electric circuit board, with a metal layer therebetween. At least one opening is formed by removing at least part of a region of the metal layer which is overlaid on the contour of an end portion of the optical waveguide. ... Nitto Denko Corporation

11/16/17 / #20170329079

Opto-electric hybrid board

There is provided an opto-electric hybrid board including an optical waveguide including a linear core held between first and second cladding layers; electrical interconnect lines formed on a surface of the first cladding layer, with a light-permeable insulative layer therebetween; and a light-emitting element and a light-receiving element mounted on mounting pads of the electrical interconnect lines. Light reflecting surfaces for reflecting light are formed in end portions of the core. ... Nitto Denko Corporation

11/16/17 / #20170329050

Optical laminate

There is provided an optical laminate excellent in adhesiveness between a (meth)acrylic resin film (base material film) having low moisture permeability and a uv absorbing ability and a hard coat layer, and has suppressed interference unevenness. An optical laminate according to an embodiment of the present invention includes: a base material layer formed of a (meth)acrylic resin film; a hard coat layer formed by applying a composition for forming a hard coat layer to the (meth)acrylic resin film; and a penetration layer formed through penetration of the composition for forming a hard coat layer into the (meth)acrylic resin film, the penetration layer being placed between the base material layer and the hard coat layer, wherein the penetration layer has a thickness of 1.2 μm or more.. ... Nitto Denko Corporation

11/16/17 / #20170326291

Drug administration mechanism, method for using drug administration mechanism, and pump unit for drug administration mechanism

The present invention relates to a dosing mechanism including: a body; and a pump unit (3) that is attached to the body, in which the pump unit (3) includes: a pump (31) in which a volume of a solution feeding part therein repeats expansion and shrinkage, thereby sucking a medicine from a medicine vessel and discharging the medicine to a patient; a suction-side pipe (333) that extends from the pump (31) toward the medicine vessel; a discharge-side pipe (343) that extends from the pump (31) toward the patient; a relief pipe (35, 35a) whose one end (351) is connected to the discharge-side pipe (343) while the other end (352) is located in a part whose pressure is lower than pressure inside the discharge-side pipe when the medicine is dosed; and a relief pipe on-off valve (36, 36a) that opens and closes the relief pipe (35, 35a), a use method of a dosing mechanism, and a pump unit for a dosing mechanism.. . ... Nitto Denko Corporation

11/09/17 / #20170325011

Waterproof sound-permeable membrane, waterproof sound-permeable member, and electronic device

The waterproof sound-permeable membrane of the present disclosure is a waterproof sound-permeable membrane adapted to permit passage of sound and prevent ingress of water. The air permeability of the waterproof sound-permeable membrane, as expressed by gurley number, is 20 seconds/100 ml or more. ... Nitto Denko Corporation

11/09/17 / #20170324297

Drive device and ventilation member

A drive device includes: a rotor and a stator; a case housing the rotor and the stator; a brake rotor that is arranged on the outside of the case and rotates in conjunction with the rotation of the rotor; a brake caliper that stops the rotation of the brake rotor by coming in contact with the brake rotor; and a ventilation membrane that is attached to the case, stops fluid or solids from penetrating inside the case from outside the case and also has formed therein multiple pores that permit gas to flow between inside and outside. The case has an output part that supports the rotor and a stator holding part that supports the stator. ... Nitto Denko Corporation

11/09/17 / #20170320304

Elastic laminate, article containing same, stretched elastic laminate article, and article containing same

The stretchable laminate of the present invention includes: an elastomer layer; and an olefin-based resin layer arranged on at least one side of the elastomer layer, in which: in a s-s data graph of an operation in which the stretchable laminate is extended to an extension ratio of 400% at a tension speed of 1,000 mm/min, and is then returned to an extension ratio of 0% at a tension speed of 1,000 mm/min, the stretchable laminate has an upper yield point during extension thereof from an extension ratio of 0% to an extension ratio of 100%, and has a lower yield point during extension thereof from the upper yield point to an extension ratio of 400%; and a difference between a yield stress at the upper yield point and a yield stress at the lower yield point is 0.05 n/30 mm width or more.. . ... Nitto Denko Corporation

11/09/17 / #20170320300

Elastic laminate and article containing same

Provided is a stretchable laminate that is excellent in oil resistance and is also excellent in blocking resistance. Also provided is an article including such stretchable laminate. ... Nitto Denko Corporation

10/26/17 / #20170307833

Opto-electric hybrid board, and production method therefor

. . An opto-electric hybrid board is provided, which includes an electric circuit board including an electric wiring provided on a front surface of an insulation layer, an optical waveguide provided on a back side of the electric circuit board, and an outline processing alignment mark positioned adjacent to an outline processing portion on the front surface of the insulation layer on the same basis as the electric wiring, and has an outline formed by performing an outline processing operation with reference to the outline processing alignment mark . The opto-electric hybrid board has an accurate outline and, therefore, can be attached to other component without an engagement failure or a connection failure.. ... Nitto Denko Corporation

10/26/17 / #20170306185

Masking sheet for anodizing

Provided is a masking sheet for anodizing, the masking sheet comprising a substrate having first and second faces, and a psa layer placed on the first face side of the substrate. Here, the substrate is a non-metal substrate. ... Nitto Denko Corporation

10/26/17 / #20170304775

Spiral membrane element

The present invention provides a spiral membrane element in which the effective membrane area of a composite semi-permeable membrane can be increased and any decrease in rejection rate is less likely to occur. The spiral membrane element includes: a laminate including a permeation-side flow path material, a supply-side flow path material, and a composite semi-permeable membrane having a separation function layer on a surface of a porous support; a perforated central tube around which the laminate is wound; and a sealing member for preventing mixing between the supply-side flow path and a permeation-side flow path, the spiral membrane element being characterized in that the thickness of the porous support of the composite semi-permeable membrane is 80 μm to 100 μm, the permeation-side flow path material is formed from a tricot knit fabric, and the width of a groove that continues in a straight line is 0.05 mm to 0.40 mm.. ... Nitto Denko Corporation

10/12/17 / #20170295650

Wired circuit board and producing method thereof

A method for producing a wired circuit board including an insulating layer and a conductive pattern, including (1), providing the insulating layer having an inclination face; (2), providing a metal thin film at least on the surface of the insulating layer; (3), providing a photoresist on the surface of the metal thin film; (4), disposing a photomask so that a first portion, where the conductive pattern is provided in the photoresist, is shielded from light, and the photoresist is exposed to light through the photomask; (5), removing the first portion to expose the metal thin film corresponding to the first portion; and (6), providing the conductive pattern on the surface of the metal thin film exposed from the photoresist. The inclination face has a second portion that allows the light reflected at the metal thin film to reach the first portion.. ... Nitto Denko Corporation

10/12/17 / #20170294200

Suspension board with circuit and producing method thereof

A suspension board with circuit includes a metal supporting board, an insulating base layer formed on one side of the metal supporting board in a thickness direction thereof, a conductive layer, and an insulating cover layer formed on the one side of the insulating base layer to cover the conductive layer. Either one of the insulating base layer and the insulating cover layer includes an opening extending therethrough in the thickness direction. ... Nitto Denko Corporation

10/12/17 / #20170292042

Masking sheet for chemical solution treatment

Provided is a masking sheet for chemical solution treatment, the masking sheet comprising a substrate having first and second faces, and a psa layer placed on the first face side of the substrate. The masking sheet is constituted so that penetration of a chemical solution is visually detectable when inspected from the outer face of the masking sheet.. ... Nitto Denko Corporation

10/12/17 / #20170292000

Polymer film, waterproof sound-permeable membrane, waterproof sound-permeable member, electronic device, electronic device case, waterproof sound transmission structure, waterproof gas-permeable membrane, waterproof gas-permeable member, waterproof ventilation structure, suction sheet, method for holding workpiece by suction on suction unit, method for producing ceramic capacitor, optical film, optical member, and composition

The polymer film of the present invention has through holes extending from one principal surface of the polymer film to the other principal surface of the polymer film. The through holes are straight holes having a central axis extending straight, and have a shape in which the area of a cross-section perpendicular to the direction of the central axis increases from the one principal surface of the polymer film toward the other principal surface. ... Nitto Denko Corporation








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