975 patents
Page 16 of 49
Utility
Liquid copolymer formed by ring-opening copolymerization of cyclopentene, crosslinkable composition, and crosslinked rubber object
19 Jul 22
A liquid cyclopentene ring-opened copolymer includes a monomer unit derived from cyclopentene and a monomer unit derived from a norbornene compound, the monomer unit derived from cyclopentene being present in an amount of 60 to 95 wt %, the liquid cyclopentene ring-opened copolymer having a hydroxyl group-terminated copolymer chain and having a melt viscosity at 25° C. of less than 500 Pa·s, which is measured using a B-type viscometer.
Yasuo Tsunogae
Filed: 10 Sep 18
Utility
Optically anisotropic laminate, circularly polarizing plate and image display device
19 Jul 22
An optically anisotropic layered body including a first optically anisotropic layer and a second optically anisotropic layer, wherein the first optically anisotropic layer satisfies 220 nm<Re1(590)<330 nm, Re1(450)/Re1(550)≤1.0, Re1(650)/Re1(550)≥1.0, and 0.95<NZ1<2.00, and the second optically anisotropic layer satisfies 110 nm<Re2(590)<165 nm, Re2(450)/Re2(550)≤1.0, Re2(650)/Re2(550)≥1.0, and −1.5≤NZ2≤0.00.
Kazuhiro Osato, Masashi Aimatsu
Filed: 14 Feb 18
Utility
Slurry composition for non-aqueous secondary battery functional layers, non-aqueous secondary battery functional layer, and non-aqueous secondary battery
19 Jul 22
A slurry composition for non-aqueous secondary battery functional layers contains non-conductive particles, a water-soluble polymer having an average degree of polymerization of 50 or more and 450 or less, a binder, and water.
Yujiro Toyoda
Filed: 8 Mar 18
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
14 Jul 22
Provided is a binder composition for a non-aqueous secondary battery electrode that can form an electrode having excellent peel strength and heat resistance and that can reduce internal resistance of a non-aqueous secondary battery.
Masayo SONO, Tetsuya AKABANE
Filed: 15 May 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
12 Jul 22
Provided is a binder composition for a non-aqueous secondary battery electrode that enables the display of excellent peel strength and cycle characteristics.
Norikazu Yamamoto
Filed: 7 Sep 16
Utility
Electrode for electrochemical device, electrochemical device, and method of producing electrode for electrochemical device
12 Jul 22
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: 17 Jul 18
Utility
Composite Particle for Electrochemical Device Functional Layer, Binder Composition for Electrochemical Device Functional Layer, Conductive Material Paste for Electrode Mixed Material Layer, Slurry for Electrode Mixed Material Layer, Electrode for Electrochemical Device, and Electrochemical Device
23 Jun 22
Provided is a new technique related to electrochemical devices that can sufficiently ensure adhesiveness of a functional layer and safety of an electrochemical device while, on the other hand, causing an electrochemical device to display excellent high-temperature storage characteristics.
Maki MESUDA, Kenya SONOBE, Yasuhiro ISSHIKI
Filed: 17 Mar 20
Utility
Supported catalyst and method of producing fibrous carbon nanostructures
21 Jun 22
A supported catalyst comprises: a support that is particulate; and a composite layer laminate formed outside the support and including two or more composite layers, wherein each of the composite layers includes a catalyst portion containing a catalyst and a metal compound portion containing a metal compound, the support contains 10 mass % or more of each of Al and Si, and a volume-average particle diameter of the support is 50 μm or more and 400 μm or less.
Suguru Noda, Kosuke Kawabata, Takayoshi Hongo
Filed: 17 Feb 17
Utility
Latex of the highly saturated nitrile rubber and adhesive composition
21 Jun 22
A latex of a highly saturated nitrile rubber wherein the highly saturated nitrile rubber contains α,β-ethylenically unsaturated nitrile monomer units in a ratio of 10 to 60 wt %, has an iodine value of 120 or less, and has a weight average molecular weight of solubles in chloroform of 100,000 or less, and when removing volatiles contained in the latex and making a film of the highly saturated nitrile rubber, a loss tangent tan δ(50° C.) at 50° C. of the film is 0.3 to 0.6 and a complex torque S* at the time of 100% shear strain at 100° C. of the film is 20 dNm or less, and an adhesive composition containing the latex are provided.
Tomonori Nakashima, Osamu Senda
Filed: 1 Sep 20
Utility
Wide-band wavelength film, method for producing same, and method for producing circular polarization film
21 Jun 22
A method for producing a broadband wavelength film including, in this order: a first step of preparing a layer (A) as a long-length obliquely stretched film; a second step of forming on the layer (A) a layer (B) of a resin having a negative intrinsic birefringence to obtain a multilayer film; and a third step of stretching the multilayer film to obtain a long-length broadband wavelength film including a λ/2 layer and a λ/4 layer.
Takao Kobayashi, Shunsuke Takagi
Filed: 27 Oct 17
Utility
Polymer and Positive Resist Composition
16 Jun 22
Manabu HOSHINO
Filed: 13 Apr 20
Utility
Method of Producing Separation Membrane
16 Jun 22
A method of producing a separation membrane includes a seed crystal adhesion step of adhering zeolite seed crystals to a porous support formed of stainless steel to obtain a seed crystal-bearing support and a separation layer formation step of forming a porous separation layer formed of a zeolite on the seed crystal-bearing support.
Takahiro SUZUKI, Shiori OMORI
Filed: 18 Feb 20
Utility
Zeolite Membrane Composite, and Separation Method and Production Method of Branched Diolefin Using Same
16 Jun 22
A zeolite membrane composite includes a porous support and a zeolite membrane formed on at least one surface of the porous support.
Takahiro SUZUKI
Filed: 18 Mar 20
Utility
Carbon Sheet
16 Jun 22
Provided is a material that has excellent handleability and processability, and that when used as a support for a different material, enables support of the different material up to an inner part thereof.
Tomoko YAMAGISHI, Mitsugu UEJIMA
Filed: 7 Mar 22
Utility
Separation Method and Production Method of Branched Diolefin
16 Jun 22
A separation method includes a separation step of using a zeolite membrane composite to separate a branched diolefin from a branched hydrocarbon mixture containing the branched diolefin and at least one branched hydrocarbon in which the number of carbon-carbon double bonds is 1 or less and that is of an equivalent carbon number n to the branched diolefin.
Takahiro SUZUKI
Filed: 17 Mar 20
Utility
Conjugated Diene Copolymer and Method for Manufacturing Conjugated Diene Copolymer
16 Jun 22
A conjugated diene copolymer has a covalent bond reversibly dissociated and added by heat, and has at least two peaks in each of curves of molecular weight distributions measured at 40° C. and 60° C. by gel permeation chromatography, wherein a change rate of the proportion of the area of the peak having the lowest molecular weight in measurement at 60° C. to the proportion of the area of the peak having the lowest molecular weight in measurement at 40° C.
Hiroshi AOSHIMA, Jesus RODRIGUEZ CASTANON, Hisakatsu HAMA
Filed: 27 Mar 20
Utility
Sealant and Sealant Composition for Electrochemical Device
16 Jun 22
A sealant for an electrochemical device contains (A) a polyisobutylene polymer and (B) a conjugated diene polymer.
Kouichirou MAEDA
Filed: 5 Mar 20
Utility
Binder Composition for Non-aqueous Secondary Battery Electrode, Slurry Composition for Non-aqueous Secondary Battery Positive Electrode, Positive Electrode for Non-aqueous Secondary Battery, and Non-aqueous Secondary Battery
16 Jun 22
A binder composition for a non-aqueous secondary battery electrode contains a polymer A.
Junichi ASANO, Yukie ITO
Filed: 17 Apr 20
Utility
Binder Composition for Secondary Battery Positive Electrode, Conductive Material Paste Composition for Secondary Battery Positive Electrode, Slurry Composition for Secondary Battery Positive Electrode, Positive Electrode for Secondary Battery and Method of Producing Same, and Secondary Battery
16 Jun 22
A binder composition for a secondary battery positive electrode contains a specific polymer.
Shinsuke SUGAWARA, Naoki TAKAHASHI
Filed: 19 May 20
Utility
Functional Layer for Electrochemical Device, Functional Layer-equipped Separator for Electrochemical Device, and Electrochemical Device
16 Jun 22
Provided is a technique relating to a functional layer for an electrochemical device that has excellent process adhesiveness and heat resistance and enables good electrolyte solution injectability.
Keiichiro TANAKA
Filed: 6 Feb 20