552 patents
Page 24 of 28
Utility
Laminate
1 Jul 20
A layered body including a polarizer material film, and an unstretched substrate film provided on the polarizer material film, wherein a phase difference Re1 in an in-plane direction of the polarizer material film is 10 nm or less, and a thickness T1 of the polarizer material film is 40 μm or less.
Hiromu MASHIMA, Takamichi INOMATA
Filed: 22 Jul 18
Utility
Retardation Film and Production Method
1 Jul 20
A phase difference film including an orientation layer formed of a resin C having a negative intrinsic birefringence value, wherein the resin C contains a block copolymer having a block (A) including as a main component a polymerization unit A having a negative intrinsic birefringence value and a block (B) including as a main component a polymerization unit B, and a weight fraction of the block (A) therein being 50% by weight or more and 90% by weight or less, and the phase difference film has an NZ factor of greater than 0 and smaller than 1; and the production method thereof.
Takeshi ASADA, Hironari SUDEJI, Kensaku FUJII
Filed: 17 May 18
Utility
Method of Manufacturing Octafluorocyclopentene
24 Jun 20
Provided is a method of manufacturing octafluorocyclopentene by bringing 1-chloroheptafluorocyclopentene into contact with an alkali metal fluoride.
Tatsuya SUGIMOTO
Filed: 31 May 18
Utility
Method of Manufacturing Octafluorocyclopentene
10 Jun 20
Provided is a manufacturing method in which 1-chloroheptafluorocyclopentene is brought into contact with an alkali metal fluoride to obtain octafluorocyclopentene.
Tatsuya SUGIMOTO
Filed: 31 May 18
Utility
Retardation Film and Production Method
10 Jun 20
A phase difference film consisting of a resin C contains a copolymer P containing a polymerization unit A and a polymerization unit B, the phase difference film including a phase separation structure that exhibits a structural birefringence, the phase separation structure including a phase including as a main component the polymerization unit A and another phase including as a main component the polymerization unit B, and the phase difference film having an NZ factor of greater than 0 and smaller than 1; and a production method therefor.
Takeshi ASADA
Filed: 17 May 18
Utility
Binder Composition for Electrochemical Device Electrode, Composition for Electrochemical Device Electrode, Electrode for Electrochemical Device, and Electrochemical Device
10 Jun 20
A binder composition contains a water-soluble polymer and water.
Junichi ASANO
Filed: 13 Jun 18
Utility
Laminate for Non-aqueous Secondary Battery, Non-aqueous Secondary Battery, and Non-aqueous Secondary Battery Production Method
3 Jun 20
Provided is a laminate for a non-aqueous secondary battery including a substrate and a functional layer that is well adhered thereto.
Kazuki ASAI, Norikazu YAMAMOTO, Kenji KUROYANAGI
Filed: 4 Jul 18
Utility
Electrode for Electrochemical Device, Electrochemical Device, and Method of Producing Electrode for Electrochemical Device
3 Jun 20
Provided is an electrode for an electrochemical device that has excellent peel strength and can ensure a high level of safety of an electrochemical device.
Yasuhiro ISSHIKI, Kenya SONOBE
Filed: 16 Jul 18
Utility
Resin Film for Electronic Devices, and Electronic Device
3 Jun 20
Provided is a resin film for an electronic device including: a resin containing a polymer; hygroscopic particles dispersed in the resin and having a primary particle diameter of 200 nm or less; and a dispersant, wherein an absolute value of a difference in refractive index between the resin and the particles is 0.05 or less.
Hiroyasu INOUE
Filed: 14 Feb 18
Utility
Toner for Developing Electrostatic Images
27 May 20
The toner for developing electrostatic images comprises colored resin particles comprising a binder resin, a colorant, a charge control resin and a softening agent, and an external additive, wherein the charge control resin is a copolymer having a composition in which a content ratio of a methyl methacrylate monomer unit is from 85.0 to 99.7% by mass; a content ratio of a quaternary ammonium salt group-containing (meth)acrylate monomer unit is from 0.3 to 15.0% by mass; and a content ratio of a vinyl-based monomer unit other than the methyl methacrylate monomer unit and the quaternary ammonium salt group-containing (meth)acrylate monomer unit, is from 0 to 14.7% by mass, and wherein a content ratio of the charge control resin is from 0.2 to 4.0 parts by mass, with respect to 100 parts by mass of the binder resin.
Takeshi Hirata
Filed: 24 Jul 18
Utility
Latex Composition
20 May 20
A latex composition has a latex of a carboxyl group-containing conjugated diene rubber (A), and a plasticizer (B) having a SP value of 15 (cal/cm3)1/2 or less, wherein the content of a plasticizer (B) is 0.1 to 15 parts by weight based on 100 parts by weight of the carboxyl group-containing conjugated diene rubber (A) included in the latex.
Misa YAMAMOTO, Masaru KITAGAWA
Filed: 13 Feb 18
Utility
Laminate
20 May 20
A layered body including a polarizer material film that is a product of stretching in one or more directions, and a substrate film provided on the polarizer material film, the substrate film being a product of stretching in one or more directions, wherein a stretching ratio X of the polarizer material film is 1.5 or more and 5.5 or less, a thickness T2 is 20 μm or less, the thickness T2 being a thickness of the polarizer material film as a result of free end uniaxial stretching of the layered body at a stretching ratio 6.0/X, an angle θ2 formed by a stretching direction of the polarizer material film and a stretching direction of the substrate film is less than 1°, and a stretching ratio Y of the substrate film is smaller than the stretching ratio X of the polarizer material film.
Hiromu MASHIMA, Takamichi INOMATA
Filed: 22 Jul 18
Utility
Mixture of Polymerizable Compound and Method of Producing the Same
13 May 20
Kei SAKAMOTO, Kumi OKUYAMA, Kanako SANUKI
Filed: 15 Jan 20
Utility
Binder Composition for Nonaqueous Secondary Batteries and Slurry Composition for Nonaqueous Secondary Batteries
13 May 20
A binder composition for a non-aqueous secondary battery including: a water-insoluble polymer and a water-soluble polymer, wherein the water-insoluble polymer contains 70% by weight or more and 100% by weight or less of an aliphatic conjugated diene monomer unit, and the water-soluble polymer has a carboxy group and a hydroxy group.
Norikazu YAMAMOTO, Hidetake ISHII, Yusaku MATSUO
Filed: 4 Mar 18
Utility
Nitrile Group-containing Copolymer Rubber
29 Apr 20
A nitrile group-containing copolymer rubber including 10 to 60 wt % of an α,β-ethylenically unsaturated nitrile monomer unit and 1 to 60 wt % of an α,β-ethylenically unsaturated dicarboxylic acid monoester monomer unit, and having an iodine value of 120 or less, wherein a processability index Ipro (Ipro=CC×SA) is 0.0030 or less, where the processability index Ipro is the product of the carboxyl group content CC, which is the number of moles of carboxyl groups per 100 g of nitrile group-containing copolymer rubber, and the absorbance area SA of a carboxylic anhydride group determined by infrared spectroscopy.
Atsuhiro SHIONO
Filed: 22 Feb 18
Utility
Binder Composition for Non-aqueous Secondary Battery Porous Membrane, Slurry Composition for Non-aqueous Secondary Battery Porous Membrane, Porous Membrane for Non-aqueous Secondary Battery, and Non-aqueous Secondary Battery and Production Method Therefor
22 Apr 20
Provided is a binder composition for a non-aqueous secondary battery porous membrane capable of forming a porous membrane having improved adhesiveness in electrolyte solution, heat shrinkage resistance in electrolyte solution, and blocking resistance.
Koji ANNAKA
Filed: 18 Apr 18
Utility
Binder Composition for Non-aqueous Secondary Battery Positive Electrode, Composition for Non-aqueous Secondary Battery Positive Electrode, Positive Electrode for Non-aqueous Secondary Battery, and Non-aqueous Secondary Battery
22 Apr 20
Provided is a binder composition for a non-aqueous secondary battery positive electrode, a composition for a non-aqueous secondary battery positive electrode, a positive electrode for a non-aqueous secondary battery, and a non-aqueous secondary battery that can favorably maintain the balance among the paste stability of the composition for a positive electrode prepared using the binder composition, the peel strength of the positive electrode mixed material layer formed using the composition for a positive electrode, and the output characteristics of the secondary battery using the positive electrode including the positive electrode mixed material layer.
Yusuke OTSUKA, Norikazu YAMAMOTO
Filed: 15 Mar 18
Utility
Composition for Non-aqueous Secondary Battery Porous Membrane, Porous Membrane for Non-aqueous Secondary Battery, and Non-aqueous Secondary Battery
22 Apr 20
Provided is a composition for a non-aqueous secondary battery porous membrane capable of forming a porous membrane having excellent peel strength and capable of providing a non-aqueous secondary battery having excellent output characteristics.
Junichi ASANO
Filed: 5 Jun 18
Utility
Mixture, Polymer, Optical Film, Optically Anisotropic Product, Polarizing Plate, Display Device, Antireflection Film, and Production Method for Mixture
15 Apr 20
Kei SAKAMOTO, Kumi OKUYAMA
Filed: 13 Dec 17
Utility
Nitrile Group-containing Copolymer Rubber
15 Apr 20
A nitrile group-containing copolymer rubber containing 10 to 30 wt % of an α,β-ethylenically unsaturated nitrile monomer unit, 1 to 10 wt % of a fumaric acid monoester monomer unit, and 1 to 50 wt % of an α,β-ethylenically unsaturated monocarboxylic acid ester monomer unit and having an iodine value of 120 or less.
Atsuhiro SHIONO
Filed: 22 Feb 18