975 patents
Page 10 of 49
Utility
Cycloolefin Polymer, Method for Producing Same, and Optical Element
5 Jan 23
Hironari SUDEJI
Filed: 26 Nov 20
Utility
Binder Composition for Non-aqueous Secondary Battery Electrode, Slurry Composition for Non-aqueous Secondary Battery Electrode, Electrode for Non-aqueous Secondary Battery, and Non-aqueous Secondary Battery
5 Jan 23
A binder composition for a non-aqueous secondary battery electrode contains a specific binder component, a plasticizer, and an organic solvent.
Yukie ITO, Tsutomu FUJII
Filed: 16 Dec 20
Utility
Secondary Battery and Method of Producing Same
5 Jan 23
A secondary battery includes a laminate in which a positive electrode, a separator, and a negative electrode are stacked in stated order.
Yutaka MARUHASHI, Masuhiro ONISHI
Filed: 15 Dec 20
Utility
Secondary Battery and Method of Producing Same
5 Jan 23
A secondary battery includes a laminate in which a positive electrode, a separator, and a negative electrode are stacked in stated order.
Yutaka MARUHASHI, Masanobu SATO
Filed: 15 Dec 20
Utility
Hollow Particles, Resin Composition and Molded Body
29 Dec 22
Provided are hollow particles which have a high void ratio, hardly collapse, and have a reduced amount of volatile compounds.
Masashi Watanabe
Filed: 2 Dec 20
Utility
Nitrile-group-containing Copolymer Rubber
29 Dec 22
A nitrile-group-containing copolymer rubber, including 15% by weight or more and less than 28% by weight of α,β-ethylenically unsaturated nitrile monomer units (a), 10 to 50% by weight of α,β-ethylenically unsaturated monocarboxylic acid ester monomer units (b), 22 to 74% by weight of conjugated diene monomer units (c), and 1 to 10% by weight of carboxyl group-containing monomer units (d) and having an iodine value of 120 or less, wherein the conjugated diene monomer units (c) are at least partially hydrogenated, and the proportion of isoprene units in the conjugated diene monomer units (c) is 5% by weight or more and less than 33% by weight.
Yasuaki WATANABE, Kunihiro GOTO
Filed: 28 Oct 20
Utility
Electrostatic Image Development Toner
29 Dec 22
Provided is an electrostatic image development toner comprising colored resin particles and an external additive, the colored resin particles containing a binder resin, a colorant, an aromatic vinyl thermoplastic elastomer having a polymerizable unsaturated bond, and a release agent, wherein the release agent is an ester compound having a glycerol skeleton.
Masashi Watanabe
Filed: 24 Sep 20
Utility
Functional Layer for Electrochemical Device and Method for Manufacturing the Same, Separator with Functional Layer for Electrochemical Device and Method for Manufacturing the Same, and Electrochemical Device and Method for Manufacturing the Same
29 Dec 22
Disclosed is a functional layer for an electrochemical device that comprises inorganic particles and a particulate polymer, wherein the functional layer comprises a particle-detached portion, in a plan view of a surface of the functional layer, a ratio of an area of the particle-detached portion in a total area of the particulate polymer and the particle-detached portion is 0.1% or more and 40.0% or less, and a volume-average particle diameter of the particulate polymer is larger than a thickness of an inorganic particle layer comprising the inorganic particles.
Hiroyuki TAGUCHI
Filed: 14 Oct 20
Utility
Crosslinkable composition and crosslinked product
27 Dec 22
A crosslinkable composition containing: a liquid monocyclic olefin ring-opened polymer (A) having a reactive group at a polymer chain end thereof and a weight-average molecular weight (Mw) of 1,000 to 50,000; and a crosslinkable compound (B) having, in the molecule, two or more functional groups reactive with the reactive group at the polymer chain end of the monocyclic olefin ring-opened polymer (A).
Yasuo Tsunogae, Shingo Okuno, Hiroyuki Nitadori
Filed: 25 Oct 17
Utility
Paste for Secondary Battery, Slurry for Secondary Battery Positive Electrode, Positive Electrode for Secondary Battery, Secondary Battery, and Method of Producing Paste for Secondary Battery
22 Dec 22
Provided are a paste for a secondary battery, and method of producing the same, with which it is possible to produce an electrode that can reduce internal resistance of a secondary battery and that can cause the secondary battery to display excellent cycle characteristics.
Junpei MOTOKI, Mayumi FUKUMINE
Filed: 23 Oct 20
Utility
Conjugated-diene-based rubber
20 Dec 22
A conjugated diene-based rubber including a polymer block (A) containing isoprene monomer unit as the main component and a polymer block (B) containing 1,3-butadiene monomer unit as the main component, wherein at least one of the polymer block (A) and the polymer block (B) contains a unit of a vinyl compound having a functional group interactive with silica, the polymer block (A) has a weight average molecular weight (Mw) in the range of 1,000 to 30,000, and the entire conjugated diene-based rubber has a weight average molecular weight (Mw) in the range of 50,000 to 5,000,000.
Takuro Sakurai, Takashi Iizuka, Mana Fujii, Hisakatsu Hama
Filed: 28 Sep 18
Utility
Binder composition for nonaqueous secondary batteries and slurry composition for nonaqueous secondary batteries
20 Dec 22
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: 5 Mar 18
Utility
Foam
13 Dec 22
A foam containing a nitrile group-containing conjugated diene copolymer and a urethane polymer, wherein relative to 100 wt % of the sum of the nitrile group-containing conjugated diene copolymer and the urethane polymer, the nitrile group-containing conjugated diene copolymer is present in an amount of less than 90 wt % and the urethane polymer is present in an amount of more than 10 wt %, the nitrile group-containing conjugated diene copolymer contains ethylenically unsaturated nitrile monomer units in an amount of more than 31 wt %, the foam has a density of 0.08 to 0.30 g/cm3, and in observation of an arbitrary cross section of the foam, air bubble cross sections present in the cross section have an average diameter of 350 μm or less, and the number of air bubble cross sections with a diameter of 0.6 mm or more present in the cross section is 0.062 per mm2 or less.
Tomoya Taniyama, Takashi Iga
Filed: 10 Dec 18
Utility
Acrylic Rubber Excellent In Water Resistance
8 Dec 22
An acrylic rubber including: a polymer composition of: 70 to 99.9% by weight of a bonding unit derived from at least one (meth) acrylic acid ester selected from (meth) acrylic acid alkyl ester and (meth) acrylic acid alkoxyalkyl ester; 0.1 to 10% by weight of a bonding unit derived from a monomer containing a reactive group; and 0 to 20% by weight of a bonding unit derived from other monomer, wherein ash content is 0.15% by weight or less, total amount of sodium and sulfur in the ash is 60% by weight or more, a ratio of sodium to sulfur by weight ratio is in the range of 0.5 to 2.5, ratio of Z-average molecular weight to weight average molecular weight is 1.3 or more, and weight average molecular weight is in the range of 1,000,000 to 5,000,000.
Hirofumi MASUDA, Nobuhiro TSUNEKUNI
Filed: 5 Jun 20
Utility
Carbon Nanotube Water Dispersion, Conductive Film, Electrode, and Solar Cell
8 Dec 22
Provided is a carbon nanotube water dispersion with which it is possible to form a conductive film that has excellent film strength and can cause a solar cell to display excellent conversion efficiency and reliability.
Ryuji OOTA
Filed: 16 Nov 20
Utility
Binder Composition for All-solid-state Secondary Battery, Slurry Composition for All-solid-state Secondary Battery, Solid Electrolyte-containing Layer, and All-solid-state Secondary Battery
8 Dec 22
Provided is a binder composition for an all-solid-state secondary battery that can produce a slurry composition for an all-solid-state secondary battery having excellent dispersibility and preservation stability and that can cause a solid electrolyte-containing layer to display excellent ion conductivity.
Yusaku MATSUO
Filed: 14 Oct 20
Utility
Acrylic Rubber, Acrylic Rubber Composition, and Crosslinked Rubber
1 Dec 22
An acrylic rubber includes 20 to 35% by weight of ethyl methacrylate units (a), 0 to 20% by weight of ethyl acrylate units (b), 50 to 75% by weight of n-butyl acrylate units (c), and 0.5 to 4% by weight of carboxyl group-containing monomer units (d).
Fumiaki BANDO
Filed: 24 Jun 20
Utility
Ring-opened Copolymer
1 Dec 22
Takuro SAKURAI
Filed: 16 Dec 20
Utility
Binder Composition for Secondary Battery, Slurry Composition for Secondary Battery, Functional Layer for Secondary Battery, and Secondary Battery
1 Dec 22
Yusaku MATSUO
Filed: 5 Oct 20
Utility
Rubber composition and rubber crosslinked product
29 Nov 22
A rubber composition includes a carboxyl group-containing nitrile rubber of which iodine value is 120 or less, a polyetherester plasticizer, and a metallic compound, wherein an amount of stearic acid adsorbed by the metallic compound is 80 mg/g or more and 300 mg/g or less.
Yoshio Fukumine
Filed: 5 Dec 18