417 patents
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
16 Jan 24
Provided is a binder composition for a non-aqueous secondary battery electrode capable of forming an electrode for a non-aqueous secondary battery that can cause a non-aqueous secondary battery to display excellent low-temperature cycle characteristics and low-temperature output characteristics.
Hidetake Ishii, Norikazu Yamamoto, Yusaku Matsuo
Filed: 5 Jul 18
Utility
Method for producing conjugated diene rubber
16 Jan 24
A method for producing conjugated diene rubber is provided, including: a first step of obtaining a conjugated diene polymer chain having an active end by polymerizing a monomer comprising a conjugated diene compound and a vinyl compound having a functional group interactive with silica using a polymerization initiator in an inert solvent; a second step of reacting a siloxane compound with the active end of the conjugated diene polymer chain having the active end; and a third step of reacting a hydrocarbyloxysilane compound with the conjugated diene polymer chain with which the siloxane compound has been reacted that is obtained in the second step.
Takuro Sakurai, Takashi Iizuka, Mana Fujii, Hisakatsu Hama
Filed: 26 Mar 19
Utility
Power wiring network apparatus
16 Jan 24
The present disclosure aims to provide a power wiring network apparatus capable of constructing a highly portable power wiring network, without the need to maintain infrastructure.
Masayoshi Yoshida, Naomi Shiga
Filed: 15 Mar 19
Utility
Method for producing multilayer optical film
9 Jan 24
A multilayer optical film including: an A layer formed of an alicyclic structure-containing polymer resin; and a B layer disposed on at least one surface of the A layer to be in direct contact therewith, the B layer serving as a masking layer, wherein the B layer is a cured product of a material Y including a dispersion of a crosslinkable polymer (a) and solid particles (b), and the B layer has a thickness tB of 10 μm or more and 25 μm or less.
Hironari Sudeji
Filed: 6 Aug 21
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
9 Jan 24
Provided is a binder composition for a non-aqueous secondary battery electrode that enables formation of an electrode for a non-aqueous secondary battery that has excellent peel strength and can cause a non-aqueous secondary battery to display excellent cycle characteristics.
Norikazu Yamamoto
Filed: 8 Feb 17
Utility
Connection unit
5 Dec 23
A connection unit includes: a body having peripheral edges; magnets, at least one of which being disposed on each side of the peripheral edges of the body; and electrode terminals, at least three of which being disposed on the each side of the peripheral edges of the body.
Midori Yamaai, Naomi Shiga, Masayoshi Yoshida
Filed: 13 Oct 22
Utility
Power wiring network apparatus
5 Dec 23
The present disclosure aims to provide a power wiring network apparatus capable of constructing a highly portable power wiring network, without the need to maintain infrastructure.
Masayoshi Yoshida, Naomi Shiga
Filed: 15 Mar 19
Utility
Electromagnetic wave absorbing sheet and method of manufacturing the same
5 Dec 23
Disclosed is an electromagnetic wave absorbing sheet which includes a sheet-shaped fibrous substrate and carbon nanotubes positioned in a space inside in a thickness direction of the sheet-shaped fibrous substrate, wherein the fibrous substrate is composed of organic fibers, the carbon nanotubes comprise single-walled carbon nanotubes as a main component, and the electromagnetic wave absorbing sheet has an electrical conductivity of 0.7 S/cm or more and 20 S/cm or less.
Tomoko Yamagishi, Mitsugu Uejima
Filed: 25 Sep 19
Utility
Polymer latex and layered product
28 Nov 23
A polymer latex including a polymer and at least one polysaccharide selected from the group consisting of tamarind gum, xanthan gum, cationized xanthan gum, gellan gum, guar gum and cationized guar gum.
Kentaro Hayasaka, Takashi Iga
Filed: 17 Sep 19
Utility
Optically anisotropic multilayer product and method for producing same
28 Nov 23
An optically anisotropic multi-layered product including an optically anisotropic layer (Sm), and an optically anisotropic layer (N), wherein: the optically anisotropic layer (Sm) is an optically anisotropic layer that contains a liquid crystal compound (A-Sm) fixed in a state in which a smectic liquid crystal phase is exhibited; the optically anisotropic layer (N) is an optically anisotropic layer that contains a liquid crystal compound (A-N) fixed in a state in which a nematic liquid crystal phase is exhibited; and the optically anisotropic layer (Sm) and the optically anisotropic layer (N) have a common in-plane slow axis direction.
Manabu Ito
Filed: 8 Sep 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
28 Nov 23
Provided is a binder composition for a non-aqueous secondary battery electrode that can form an electrode that has excellent peel strength and for which metal deposition at the surface thereof after charging and discharging is inhibited.
Naoki Takahashi, Norikazu Yamamoto
Filed: 23 Jun 17
Utility
Binder composition for non-aqueous secondary battery functional layer, slurry composition for non-aqueous secondary battery functional layer, non-aqueous secondary battery member, and non-aqueous secondary battery
28 Nov 23
Provided is a binder composition capable of forming a functional layer that can both inhibit post-cycling swelling of a secondary battery and increase charge carrier acceptance of the secondary battery at low temperatures.
Hidetake Ishii, Norikazu Yamamoto
Filed: 2 Apr 19
Utility
Conductive material dispersion liquid for electrochemical device, slurry for electrochemical device electrode, electrode for electrochemical device, and electrochemical device
28 Nov 23
Provided is a conductive material dispersion liquid for an electrochemical device capable of forming an electrode that has excellent flexibility and smoothness and can cause an electrochemical device to display excellent cycle characteristics.
Akito Nakai, Kazuki Asai
Filed: 24 Aug 21
Utility
Composition for lithium ion secondary battery separator, two-part composition for lithium ion secondary battery separator, method of producing separator for lithium ion secondary battery, and method of producing lithium ion secondary battery
28 Nov 23
Provided are a composition for a lithium ion secondary battery separator containing: a liquid medium; and 40 mass % or less of a first compound including a function-displaying functional group and having a molecular weight of 50,000 or less, and having a surface tension of 15 mN/m to 30 mN/m, and a two-part composition for a lithium ion secondary battery separator including: a first liquid containing a first compound and first liquid medium; and a second liquid containing a second compound and second liquid medium, wherein the first compound includes a function-displaying functional group and has a molecular weight of 50,000 or less, the second compound is reactive with the first compound and has a molecular weight of 50,000 or less, and the first and second liquids each contain the corresponding compound in a proportion of 40 mass % or less and have a surface tension of 15 mN/m to 30 mN/m.
Kazuki Asai
Filed: 24 Jan 19
Utility
Separation method and production method of branched diolefin
14 Nov 23
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
Method of producing slurry composition for secondary battery positive electrode, method of producing positive electrode for secondary battery, and method of producing secondary battery
7 Nov 23
Provided is a method of producing a slurry composition for a secondary battery positive electrode containing an organic solvent, a specific polymer, and a positive electrode active material satisfying a specific chemical composition.
Shinsuke Sugawara, Naoki Takahashi
Filed: 19 May 20
Utility
Composition for non-aqueous secondary battery adhesive layer, battery member for non-aqueous secondary battery and method of producing same, method of producing laminate for non-aqueous secondary battery, and method of producing non-aqueous secondary battery
7 Nov 23
Provided is a composition for a non-aqueous secondary battery adhesive layer containing organic particles, a thixotropic agent, and water.
Hiroshi Koga, Masanobu Sato, Koji Annaka
Filed: 22 Aug 19
Utility
Hydrogenated cyclic polymer, method of producing same, and resin composition
7 Nov 23
Provided is a hydrogenated product of a cyclic polymer including a cyclic chain that includes a repeating unit of a ring-opened cycloolefin.
Shigetaka Hayano
Filed: 24 Sep 20
Utility
Binder for non-aqueous secondary battery porous membrane-use, composition for non-aqueous secondary battery porous membrane-use, porous membrane for non-aqueous secondary battery-use, and non-aqueous secondary battery
7 Nov 23
Provided is a binder for non-aqueous secondary battery porous membrane-use that enables formation of a porous membrane having excellent durability and that can improve stability under high shear of a composition for porous membrane-use.
Tomokazu Sasaki
Filed: 24 Feb 15
Utility
Hydrogenated norbornene ring-opened polymer, and method of producing the same
7 Nov 23
Disclosed is a hydrogenated norbornene ring-opened polymer, wherein a proportion of a norbornene-derived repeating unit is 90% by mass or more, a meso diad fraction of the norbornene-derived repeating unit is 80% or more, and in an X-ray diffraction pattern measured at 25° C. using a CuKα radiation source, an X-ray diffraction peak is observed which has a peak top positioned in a diffraction angle (2θ) range of 17° or more and 18° or less.
Yuki Nakama, Shigetaka Hayano
Filed: 20 Mar 19