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Oji Holdings Corporation patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "O" | Oji Holdings Corporation-related inventors


Biaxially stretched polypropylene film for capacitor

A chief object is to provide a biaxially stretched polypropylene film for capacitors that is excellent in dielectric breakdown resistance at high temperatures and that can be formed into an ultra-thin film. This relates to a biaxially stretched polypropylene film for capacitors that contains a polypropylene resin having ethylene units, wherein the content of the ethylene units is 7.5 mol % or less based on the total amount of propylene units and ethylene units detected from the film.. ... Oji Holdings Corporation

Biaxially stretched polypropylene film for capacitors, metallized film and capacitor

The present invention relates to a biaxially stretched polypropylene film for capacitor. The biaxially stretched polypropylene film for capacitor of the present invention can suppress an increase in tan δ and a decrease in the electrostatic capacitance even when the capacitor is used at a high voltage and an elevated temperature for a long duration.. ... Oji Holdings Corporation

Absorbent article

An absorbent article has a liquid-permeable front surface sheet, a liquid-impermeable back surface sheet, and an absorber disposed between the front surface sheet and the back surface sheet. The absorbent article includes a groove portion entirely or partly composed of a recessed portion, the recessed portion being formed on the front surface sheet side of the absorbent article by integrally joining the front surface sheet and the absorber together, and a flat portion enclosed by the groove portion. ... Oji Holdings Corporation

Absorbent article

An absorbent article is provided, which effectively utilizes the entire absorber by quickly diffusing a body fluid, and reduces discomfort in a wearer by suppressing unpleasant dampness and twisting after absorption of the body fluid. An absorbent article of the present invention includes a liquid permeable top surface sheet, a liquid impermeable back surface sheet, and an absorber disposed between the top surface sheet and the back surface sheet. ... Oji Holdings Corporation

Absorbent article

An absorbent article is provided, which is resistant to deformation and can maintain the breathability even under the force applied by various body movements, such as load of sitting. An absorbent article of the present invention includes a liquid permeable top surface sheet, a liquid impermeable back surface sheet, and an absorber disposed between the top surface sheet and the back surface sheet. ... Oji Holdings Corporation

Substrate for semiconductor light emitting device and semiconductor light emitting device, and manufacturing methods thereof

A method of manufacturing a semiconductor light emitting device, the method including arranging multiple particles m in a monolayer on a substrate s, dry etching the multiple particles m arranged to provide a void between the particles m in a condition by which the particles m are etched while the substrate s is not substantially etched; and dry etching the substrate s by using the multiple particles m1 after the particle etching as an etching mask, thereby forming an uneven structure on one surface x the substrate s.. . ... Oji Holdings Corporation

Optical element, optical composite element, and optical composite element having protective film

An optical element having, on one surface thereof, multiple recessed sections arranged at a most frequent pitch equal to or less than the wavelength of light in the operating environment, the optical element having, when seen in plan view, multiple domains in which the multiple recessed sections are aligned in a predetermined arrangement, and, multiple protruding sections formed in a region sandwiched between the multiple domains and/or in a region surrounded by the multiple recessed sections inside the domains, the multiple protruding sections accounting for a surface area ratio of 1%-15% as seen in plan view.. . ... Oji Holdings Corporation

Top sheet for absorbent articles

The present invention addresses the problem of improving quick-drying properties of a top sheet at a part that often contacts with the skin of a wearer. A top sheet (10) for absorbent articles comprises an upper layer sheet (11), a lower layer sheet (12), multiple bonded parts (40) at which the sheets (11, 12) are bonded to each other, and multiple unbonded parts (50) which are surrounded by the multiple bonded parts (40). ... Oji Holdings Corporation

Disposable diaper and cushion sheet

To maintain, in a wide state, the spaces in a ventilation channel formed when a waist expansion member contracts. This disposable diaper has formed therein, on one or both of a front part (1) and a rear part (2), a cushion part (40). ... Oji Holdings Corporation

Disposable diaper and cushion sheet

To improve the ventilation properties of a sheet used in a flute structure. This disposable diaper has formed therein, on at least one of a front part and a rear part, a cushion part (40). ... Oji Holdings Corporation

Biaxially stretched polypropylene film for capacitor

Provided is a biaxiaiiy stretched polypropylene film for capacitors having a thin thickness and having excellent initial voltage resistance and excellent long-term heat resistance and voltage resistance, and also provided is a metallized polypropylene film for capacitors. The polypropylene film for capacitors is obtained by biaxiaiiy stretching a polypropylene resin, the polypropylene film having a crystallite size of 122 Å or less as determined by the scherrer's equation from the half width of the reflection peak from (040) plane of α-crystal measured by a wide angle x-ray diffraction method, and the polypropylene film having a value of birefringence Δnyz with respect to a thickness direction of 7.0×10−3 or more and 10.0×10−3 or less as measured by an optical birefringence measurement.. ... Oji Holdings Corporation

Composition comprising ultrafine cellulose fibers

An object of the present invention is to provide a salt water thickener that uniformly (favorably) disperses ultrafine cellulose fibers even in a liquid containing a salt (electrolyte). The salt water thickener comprises ultrafine cellulose fibers and a water-soluble polymer and can thereby uniformly disperse the ultrafine cellulose fibers even in a liquid containing a salt. ... Oji Holdings Corporation

Subterranean formation processing composition comprising ultrafine cellulose fibers

An object is to provide a dispersion of ultrafine cellulose fibers having a high thickening effect and a gelling function. There is provided a subterranean formation processing composition comprising ultrafine cellulose fibers, which has a haze value of 1.0% to 50%, when the composition is suspended in water such that the solid concentration of cellulose fibers is 0.2% by mass. ... Oji Holdings Corporation

Composition containing minute cellulose fibers

The object is to provide a subterranean formation processing composition which has a highly stable viscosity against change in temperature and a high water stopping property. A subterranean formation processing composition comprising cellulose fibers wherein the composition contains ultrafine cellulose fibers having 0.14 to 2.5 mmol/g of a substituent is used. ... Oji Holdings Corporation

06/29/17 / #20170183820

Methods for producing ultrafine fiber and ultrafine fiber-containing sheet, sheet obtained thereby, and resin composite comprising laminated resins

An object of the present invention is to provide a method for producing an ultrafine fiber-containing sheet with suppressed yellowing. Another object of the present invention is to provide an efficient method for eliminating an introduced substituent, and a composite sheet comprising an organic layer and/or an inorganic layer laminated on the obtained sheet. ... Oji Holdings Corporation

06/01/17 / #20170152633

Glass interleaving paper

Provided is a glass interleaving paper capable of suppressing scratches on surfaces of glass plates in a manufacturing process or a distribution process for storing and transporting a plurality of stacked glass plates. The glass interleaving paper is characterized in that a main component is cellulose pulp, a basis weight is 10 to 100 g/m2, and content of mineral having a mohs hardness of at least 5 is 400 ppm or less. ... Oji Holdings Corporation

05/04/17 / #20170121515

Biaxially stretched polypropylene film for capacitors

The present invention addresses the problem of providing a biaxially stretched polypropylene film for capacitors, winch has high voltage resistance and excellent breakdown properties. The present invention also addresses the problem of providing a biaxially stretched polypropylene film for capacitors, which can be used suitably in a high-capacity capacitor to which a high voltage is to be applied under a higher temperature, and which preferably has a small thickness. ... Oji Holdings Corporation

02/16/17 / #20170043565

Composite and method for producing the same

It is an object to provide a composite in which the adhesion between a sheet layer and a curable resin layer or a film layer is high, and which has high strength and high transparency. The present invention provides a composite wherein a curable resin layer or a film layer is laminated on the one or both surfaces of the sheet layer with a covering layer interposed therebetween, the sheet layer containing fine fibers with an average fiber width of 2 to 1000 nm.. ... Oji Holdings Corporation








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