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Daicel Corporation patents (2015 archive)


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

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


12/24/15 / #20150370390

Anti-newton-ring film and touch panel

. . . . . . . . . . An anti-newton-ring film for effectively preventing generation of newton rings in a resistive touch panel is provided. The anti-newton-ring film is obtained, with the use of a liquid phase containing one or more polymers, one or more curable resin-precursors, and a solvent, through a step for forming a phase-separation structure by spinodal decomposition of (i) a plurality of polymers, (ii) a combination of a polymer and a curable resin-precursor, or (iii) a plurality of curable resin-precursors, from the liquid phase concurrent with evaporation of the solvent, and a step for curing the resin-precursor to form an anti-newton-ring layer. ... Daicel Corporation

12/17/15 / #20150362728

Semitransparent diffusion-polarization laminate and usage therefor

Provided is a polarization laminate that allows a distinct transmission image to be displayed on a translucent screen while maintaining the visibility of a projection image from a projector even in a case where the translucent screen contains a diffusion-polarization plate. A transparent polarization laminate as a member of a translucent projector screen for displaying a projection image from a projector comprises a diffusion polarization layer and an absorption polarization layer, the diffusion polarization layer comprises a continuous phase comprising a first transparent thermoplastic resin and a dispersed phase comprising a second transparent thermoplastic resin and having a refractive index different from that of the continuous phase, and these layers are laminated so that the diffusion polarization layer may have a transmission axis substantially parallel with a transmission axis of the absorption polarization layer. ... Daicel Corporation

12/03/15 / #20150343420

Separating agent

Provided is a separating agent comprising a carrier and a ligand fixed on a surface of a carrier by chemical bonding, in which the carrier is a core-shell particle formed of a non-porous core and a porous shell, the shell having a pore diameter of 9 nm or more and formed of a hydrolysate of polyalkoxysiloxane, and the ligand is an optically active polymer, optically inactive polyester, protein, nucleic acid, or optically active organic compound with a molecular weight of 50 to 1000.. . ... Daicel Corporation

11/19/15 / #20150329754

Liquid composition

. . . . Provided is a liquid composition that places a low burden on the environment and has such properties as to thicken or gelate upon the application of strain. The liquid composition according to the present invention contains components (a), (b), (c), and (d). ... Daicel Corporation

11/12/15 / #20150326147

Elastic body for actuator, and piezoelectric actuator

An elastic member 43 comprises a crystalline resin. The elastic member is fixed to a piezoelectric element 42 that generates vibration in response to application of an ac voltage, is in contact with a movable body 45 in use, and flexurally vibrates in response to the vibration of the piezoelectric element 42 to drive the movable body 45. ... Daicel Corporation

10/29/15 / #20150306539

Microporous laminated membrane and method for producing the same

Disclosed is a microporous laminated membrane including a nonwoven-fabric substrate and a microporous membrane. The microporous membrane is disposed on at least one side of the nonwoven-fabric substrate. ... Daicel Corporation

10/22/15 / #20150301237

Anti-glare film and process for producing the same

. . . . . . An anti-glare film comprises an anti-glare layer having a ridge on a surface thereof. The ridge is formed by phase separation of a plurality of resin components, and the ridge has a branched structure and a total length of not less than 100 pl, and one or more of the ridges per square millimeter exist on the surface of the anti-glare layer.. ... Daicel Corporation

10/22/15 / #20150299084

Process for producing acetic acid

A process for removing acetaldehyde efficiently and producing high-purity acetic acid stably is provided. Methanol is allowed to continuously react with carbon monoxide in a carbonylation reactor 1 in the presence of a catalyst system; the reaction mixture is continuously fed to a flasher 2 to form a volatile phase (2a) containing acetic acid and methyl iodide; the volatile phase (2a) is continuously fed to a splitter column 3 to form an overhead (3a) containing methyl iodide and acetaldehyde and a stream (3b) containing acetic acid; the volatile phase (2a) and/or the overhead (3a) is cooled by a first condenser c1, c3 at a predetermined cooling temperature; and the noncondensed gaseous component is further cooled by a second condenser c2, c4 to form a concentrate having a lower temperature and a higher acetaldehyde concentration. ... Daicel Corporation

10/01/15 / #20150275043

Curable composition and shaped product

A curable composition comprises a cationic curable silicone resin and a leveling agent, the cationic curable silicone resin comprises a silsesquioxane unit, has a monomer unit having an epoxy group in a proportion of not less than 50% by mol in a total monomer unit, and has a number average molecular weight of 1000 to 3000.. . ... Daicel Corporation

10/01/15 / #20150272835

Method for producing carotenoid-containing composition, and carotenoid-containing composition

Methods of obtaining a carotenoid-containing composition were developed, in which degradation of carotenoids is suppressed even though extraction and purification are performed on a culture of microorganism that produces carotenoids including astaxanthin by simple steps using a lower alcohol which is a conventionally known solvent, and the compositions have high astaxanthin content and contain highly pure carotenoids and also have satisfactory crystal properties. Further addition of a simple step that promotes isomerization of astaxanthin successfully improved the carotenoid yield.. ... Daicel Corporation

09/17/15 / #20150259525

Flame retardant thermoplastic resin composition

. . A thermoplastic resin composition having a high flame retardancy in a thin-wall molded product and a molded article thereof are provided. The thermoplastic resin composition comprises (a) a thermoplastic resin containing a repeating unit having an arylene group, an ether group, and a carbonyl group and (b) a thermoplastic fluorine-containing resin. ... Daicel Corporation

08/13/15 / #20150225588

Method for manufacturing silver nanoparticle-containing ink, and silver nanoparticle-containing ink

. . . . . . . . The present invention provides silver nanoparticle-containing ink that develops excellent conductivity by low-temperature calcining and has silver nano-particles stably and well dispersed in a dispersion solvent, and a method for producing the silver nanoparticle-containing ink. A method for producing silver nanoparticle-containing ink, comprising: mixing a silver compound with amines comprising an aliphatic hydrocarbon monoamine (a) comprising an aliphatic hydrocarbon group and one amino group, said aliphatic hydrocarbon group having 6 or more carbon atoms in total; and further comprising at least one of: an aliphatic hydrocarbon monoamine (b) comprising an aliphatic hydrocarbon group and one amino group, said aliphatic hydrocarbon group having 5 or less carbon atoms in total; and an aliphatic hydrocarbon diamine (c) comprising an aliphatic hydrocarbon group and two amino groups, said aliphatic hydrocarbon group having 8 or less carbon atoms in total; to form a complex compound comprising the silver compound and the amines; thermally decomposing the complex compound by heating to form silver nano-particles; and dispersing the silver nano-particles in a dispersion solvent containing an alicyclic hydrocarbon.. ... Daicel Corporation

08/13/15 / #20150225548

Thermoplastic resin composition

To provide a thermoplastic resin composition capable of providing a molded article having a good electromagnetic shielding property. A thermoplastic resin composition containing: (a) 50 to 95% by mass of a thermoplastic resin containing a polycarbonate resin; and (b) 5 to 50% by mass of a carbon fiber bundle which is bundled by a sizing agent containing polyurethane, or of carbon fibers in the state in which the carbon fiber bundle is loosened, wherein the sizing agent containing the polyurethane has a tensile elongation (jis k-7113) of 500% or more.. ... Daicel Corporation

08/13/15 / #20150224578

Method for producing silver nanoparticles, silver nanoparticles, and silver coating material composition

The present invention provides silver nano-particles that are excellent in stability and develop excellent conductivity by low-temperature calcining, a method for producing the silver nano-particles, and a silver coating composition comprising the silver nano-particles. A method for producing silver nano-particles comprising: mixing a silver compound with an aliphatic amine comprising at least a branched aliphatic hydrocarbon monoamine (d) comprising a branched aliphatic hydrocarbon group and one amino group, said branched aliphatic hydrocarbon group having 4 or more carbon atoms, to form a complex compound comprising the silver compound and the amine; and thermally decomposing the complex compound by heating to form silver nano-particles.. ... Daicel Corporation

08/06/15 / #20150221410

Conductive cellulose-based resin composition

. . The conductive cellulose-based resin composition of the present invention comprises (a) a cellulose acetate ester having a total degree of acetyl substitution of 0.5 to 1.1 and (b) at least one carbon material selected from the group consisting of single-walled carbon nanotube, multi-walled carbon nanotube, single-layer graphene, multi-layer graphene, fullerene, and carbon black. This conductive cellulose resin composition exhibits high conductivity even without being supplemented with a special resin or a third component. ... Daicel Corporation

08/06/15 / #20150217375

Method for producing silver nano-particles and silver nano-particles

The present invention provides a silver nano-particle production method which is safe and simple also in terms of scaled-up industrial-level production, in a so-called thermal decomposition method in which a silver-amine complex compound is thermally decomposed to form silver nano-particles. A method for producing silver nano-particles comprising: mixing an aliphatic hydrocarbon amine and a silver compound in the presence of an alcohol solvent having 3 or more carbon atoms to form a complex compound comprising the silver compound and the amine; and thermally decomposing the complex compound by heating to form silver nano-particles.. ... Daicel Corporation

07/30/15 / #20150209757

Separating agent

. . . . Provided is a novel separating agent obtained by using core/shell particles as a support and fixing any of various ligands to the support by physical adsorption. The separating agent contains a support and a ligand fixed to the surface of the support by physical adsorption, and is characterized in that the support is core/shell particles each formed of a core constituted of a nonporous inorganic substance and a porous shell, the shell having a pore diameter of 30 nm or larger, the shell being constituted of a hydrolyzate of a polyalkoxysiloxane, and the ligand is an optically active polymer, an optically inactive polyester, a protein, or a nucleic acid.. ... Daicel Corporation

07/02/15 / #20150182943

Stationary phase

. . . . . . An object of the present invention is to provide a stationary phase that increases the number of column stages and that exhibits an excellent molecular discrimination ability. It was discovered that the number of column stages can be increased and an excellent molecular discrimination ability can be realized by a stationary phase that contains a polymer having, in main chain repeat units, an aromatic ring that forms a portion of the main chain and a bipolar atomic group that forms a portion of the main chain, wherein the stationary phase has a specific surface area of 5 to 1000 m2/g.. ... Daicel Corporation

06/18/15 / #20150171355

Photoelectric conversion layer composition and photoelectric conversion element

. . . . A composition that can form a photoelectric conversion layer having an electricity storage function is provided. The composition comprises at least a semiconductor (e.g., a titanium oxide particle) and an ionic polymer (e.g., a fluorine-series resin having a sulfo group), and the ratio of the ionic polymer relative to 1 part by weight of the semiconductor is not less than 0.05 parts by weight. ... Daicel Corporation

06/04/15 / #20150155105

Photoelectric conversion layer composition and photoelectric conversion element

. . . . A composition that can form a photoelectric conversion layer having an excellent adhesion to a substrate is provided without a sintering step. The composition comprises at least a semiconductor (e.g., a titanium oxide particle) and an ionic polymer (e.g., a fluorine-series resin having a sulfo group), and the ratio of the ionic polymer relative to 1 part by weight of the semiconductor is 0.1 to 30 parts by weight. ... Daicel Corporation

05/21/15 / #20150141241

Separating agent for optical isomer

. . . . Provided is a novel separating agent for optical isomers based on a helical polymer having optically active sites. The separating agent for optical isomers has a helical polymer having a structure represented by formula (i), and a carrier that supports the helical polymer, wherein the helical polymer is supported by the carrier. ... Daicel Corporation

04/23/15 / #20150111994

Epoxy-amine adduct, resin composition, sizing agent, carbon fiber coated with sizing agent, and fiber-reinforced composite material

. . Provided is an epoxy-amine adduct that offers high reactivity, contributes to better adhesion between a resin and a reinforcing fiber in a fiber-reinforced composite material, and can be easily blended with another component such as a resin. The epoxy-amine adduct has two or more amino groups per molecule and is obtained by a reaction of an epoxy compound (a) having two or more alicyclic epoxy groups per molecule with an amine compound (b) having two or more amino groups per molecule. ... Daicel Corporation

04/09/15 / #20150100015

Syringe

. . A syringe includes a holding portion that accommodates an injection objective substance, a driving portion that applies injection energy, and a nozzle portion that includes a passage for injection, with these portions being loaded into a housing independently, whereby a state where the injection objective substance can be injected is established. The syringe includes a regulating means for regulating a loading position of the holding portion and the driving portion within the housing so that a loading state, where the holding portion and the driving portion are always loaded in the same order into the housing, is established for injection of the injection objective substance. ... Daicel Corporation

03/26/15 / #20150086907

Photosensitive composition for volume hologram recording, volume hologram recording medium using same, method for manufacturing volume hologram recording medium, and hologram recording method

. . Provided is a photosensitive composition for volume hologram recording capable of forming a volume hologram recording medium that less shrinks upon curing in hologram recording (in hologram formation) and resists cracking. The photosensitive composition for volume hologram recording contains an alicyclic epoxy compound (a) represented by formula (i); a thermal acid generator (b); a radically polymerizable compound (c); a radical polymerization initiator (d); and at least one epoxy compound (e) selected from the group consisting of compounds represented by formula (1), epoxidized fatty acid esters, and epoxidized conjugated diene polymers.. ... Daicel Corporation

01/29/15 / #20150032082

Needleless syringe

. . A needleless syringe comprises an enclosing unit for an injection objective substance, a pressurizing unit for the injection objective substance, a discharge unit having a flow passage for allowing the injection objective substance to flow therethrough so that the injection objective substance is discharged from an open end of the flow passage to an injection target area, the open end being formed so that an area thereof is smaller than a flow passage area of the enclosing unit, and a minute pore unit including a minute pore having a flow passage area smaller than the area of the open end of the discharge unit and which is arranged on an outer side of the open end so that the injection objective substance discharged from the open end passes through the minute pore and arrives at a side of the injection target area.. . ... Daicel Corporation

01/22/15 / #20150025270

Process for producing acetic acid

. . . . A production process of acetic acid according to the present invention inhibits concentration of hydrogen iodide and improves a liquid-liquid separation of an overhead from a distillation column. Acetic acid is produced by distilling a mixture containing hydrogen iodide, water, acetic acid and methyl acetate in a first distillation column (3) to form an overhead and a side cut stream or bottom stream containing acetic acid, cooling and condensing the overhead in a condenser (c3) to form separated upper and lower phases in a decanter (4). ... Daicel Corporation

01/22/15 / #20150021802

Thermoplastic resin composition for cleaning molding processing machine

To provide a thermoplastic resin composition for cleaning a molding processing machine, which has good cleaning performance and workability in cleaning an inner side of a molding processing machine of thermoplastic resin composition, such as an extruder and an injection molding machine. A thermoplastic resin composition for cleaning a molding processing machine, which includes (a) an olefin-based resin, (b) a thermoplastic resin which is not compatible with the olefin-based resin of the component (a), (c) a thermoplastic resin for making the olefin-based resin of the component (a) and the thermoplastic resin of the component (b) compatible with each other, (d) an alkaline metal salt of a fatty acid, (e) a nonionic surfactant, and (f) a metal salt of an acidic phosphoric ester.. ... Daicel Corporation

01/01/15 / #20150005431

Active energy ray curable resin composition

. . Provided is an active energy ray curable resin composition for the formation of a hard coating layer on a thermoplastic resin product, where the hard coating layer is one having good resistance to scratches and abrasion and strong resistance to impact and weather or one having very good resistance to scratches and abrasion. The composition contains a urethane (meth)acrylate (a) having an average number of functional groups of 3 to 6 and having, in molecular skeleton, an organic group corresponding to a tricyclodecanedimethanol represented by following formula (1), except for removing two hydrogen atoms of two hydroxyl groups therefrom; and a microparticulate silica (s) having a volume median diameter of 1 to 100 nm as determined by dynamic light scattering. ... Daicel Corporation

01/01/15 / #20150005408

Active energy ray curable aqueous emulsions

The present invention relates to (meth)acrylated compounds (a) prepared from (a) at least one cyclic ether polyol, (b) at least one linking compound (b1) and/or (b2), wherein the linking compound (b1) is selected from cyclic compounds (b11) containing at least one (i) group in the cycle where x=o or nh, from hydroxy acids (b12) and/or from alkylene oxides (b13) containing from 2 to 4 carbon atoms and the linking compound (b2) is selected from epihalohydrins or polyisocyanates, (c) a (meth)acrylating compound; and to their use in radiation curable compositions for the coatings, inks, overprint varnishes, adhesives and composites.. . ... Daicel Corporation

01/01/15 / #20150001452

Method for producing silver nanoparticles, silver nanoparticles, and silver coating composition

The present invention provides silver nano-particles that are excellent in stability and develop excellent conductivity by low-temperature calcining, a producing method for same, and a silver coating composition comprising the silver nano-particles. A method for producing silver nano-particles comprising: preparing an amine mixture liquid comprising: an aliphatic hydrocarbon monoamine (a) comprising an aliphatic hydrocarbon group and one amino group, said aliphatic hydrocarbon group having 6 or more carbon atoms in total; an aliphatic hydrocarbon monoamine (b) comprising an aliphatic hydrocarbon group and one amino group, said aliphatic hydrocarbon group having 5 or less carbon atoms in total; and an aliphatic hydrocarbon diamine (c) comprising an aliphatic hydrocarbon group and two amino groups, said aliphatic hydrocarbon group having 8 or less carbon atoms in total; mixing a silver compound and the amine mixture liquid to form a complex compound comprising the silver compound and the amines; and thermally decomposing the complex compound by heating to form silver nano-particles.. ... Daicel Corporation








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