417 patents
Page 21 of 21
Utility
Liquid crystal composition, method for producing retardation layer, and circularly polarizing plate
13 Jan 20
A liquid crystal composition including: a polymerizable liquid crystal compound capable of expressing birefringence with inverse wavelength dispersion; a surfactant containing a fluorine atom; and a solvent, wherein the surfactant contains a fluorine atom at a ratio of 30% by weight or less in a molecule of the surfactant.
Akira Ikeda, Hiroaki Shu, Shunpei Nakajima
Filed: 10 Mar 16
Utility
Binder composition for non-aqueous secondary battery, composition for non-aqueous secondary battery functional layer, functional layer for non-aqueous secondary battery, and non-aqueous secondary battery
13 Jan 20
Provided is a binder composition for a non-aqueous secondary battery that enables formation of a functional layer and an electrode mixed material layer having high transition metal capturing ability.
Yuuki Ohkubo, Hiromi Takamatsu, Yujiro Toyoda
Filed: 17 Aug 16
Utility
Dip-formed article and method of production of dip-formed article
6 Jan 20
A dip-formed article obtained by dip forming a dip-forming composition containing a latex of a carboxyl group-containing nitrile rubber, wherein at least one surface is surface treated, a thickness is 0.02 to 0.2 mm, a coefficient of dynamic friction of the surface treated surface is 0.5 or less, and a tensile strength after surface treatment is 30 MPa or more is provided.
Shinji Kato
Filed: 23 Mar 15
Utility
Dielectric film
6 Jan 20
The present invention is a film capacitor comprising a dielectric film and a metal layer, the dielectric film being a resin film obtained by stretching an unstretched film produced using a crystalline hydrogenated dicyclopentadiene ring-opening polymer, and heating the resulting stretched film, and the resin film having a softening point of 250 to 320° C., a thermal shrinkage ratio of 0.01 to 5.0% when heated at 200° C. for 10 minutes, a loss tangent (tan δ) of 0.0001 to 0.0010, and a coefficient of static friction of 0.01 to 1.00.
Shinsuke Miyazawa, Ayako Kato
Filed: 23 Sep 15
Utility
Binder composition for secondary battery electrode, slurry composition for secondary battery electrode, electrode for secondary battery, and secondary battery
6 Jan 20
Provided is a binder composition for a secondary battery electrode that has excellent binding capacity and can cause a secondary battery to display excellent rate characteristics and cycle characteristics.
Takuya Kaneda, Kentaro Hayasaka, Yusaku Matsuo
Filed: 22 Jul 15
Utility
Method for producing an electrochemical device
6 Jan 20
The double-sided tape for fixing an electrode constituent body is used in an electrochemical device that houses in a pouch-type outer casing an electrode constituent body wherein a positive electrode member, a separator member and a negative electrode member are layered or wound.
Kouichirou Maeda, Taku Matsumura, Kunihito Arai
Filed: 22 Oct 15
Utility
Dip-forming synthetic isoprene polymer latex, dip-forming composition, and dip-formed article
30 Dec 19
A dip-forming synthetic isoprene polymer latex contains a synthetic isoprene polymer which has been subjected to solution polymerization using an alkyllithium polymerization catalyst.
Yoshiyuki Nakamura
Filed: 14 Feb 16
Utility
Resin molded body manufacturing method, resin film manufacturing method, and injection molded article manufacturing method
30 Dec 19
The present invention is a method for producing a resin-formed article, the method comprising melt-forming a forming material including a hydrogenated syndiotactic crystalline dicyclopentadiene ring-opening polymer with an initial melting temperature of 260° C. or higher and a syndiotacticity higher than 90%.
Masatsugu Kato, Shigetaka Hayano
Filed: 7 Mar 16
Utility
Yellow toner
30 Dec 19
Keita Tokura
Filed: 17 Aug 17
Utility
Film sensor member and method for manufacturing same, circularly polarizing plate and method for manufacturing same, and image display device
30 Dec 19
A film sensor member for disposing on a visually recognizing side of a linear polarizer in an image display device including the linear polarizer, the member including a transparent electroconductive layer, a λ/4 plate, and a λ/2 plate in this order from the visually recognizing side, wherein the λ/4 plate is formed of a first thermoplastic resin containing an amorphous polymer having a glass transition temperature of 150° C. or higher or a crystallizable polymer having a melting point of 250° C. or higher, the λ/2 plate includes, in this order, a first outer layer formed of a second thermoplastic resin, an intermediate layer formed of a third thermoplastic resin containing an ultraviolet absorber, and a second outer layer formed of a fourth thermoplastic resin, and the λ/2 plate has an NZ factor of 1.1 to 3.0.
Hiromasa Hashimoto, Kazuhiro Osato, Takao Kobayashi
Filed: 20 Apr 17
Utility
Multilayer film, manufacturing method, circular-polarizing plate, antireflective film, and organic electroluminescence display device
30 Dec 19
A multilayer film for an organic electroluminescent display device, the multilayer film including: a phase difference film; and a barrier layer directly disposed on a surface of the phase difference film, wherein the phase difference film includes one or more layers of a resin A as a layer in direct contact with the barrier layer, the resin A includes a crystallizable polymer A having a melting point of 250° C. or higher, and the layer of the resin A has a specific value of in-plane retardation Re measured with light having a wavelength of 590 nm at 23° C., and an absolute value of a photoelastic coefficient of 2.0×10−11 Pa−1 or less; a production method therefor; and use thereof.
Hiromasa Hashimoto, Masaru Kikukawa
Filed: 13 Nov 16
Utility
Composition for non-aqueous secondary battery functional layer, functional layer for non-aqueous secondary battery, and non-aqueous secondary battery
30 Dec 19
A composition for a non-aqueous secondary battery functional layer contains a binder and inorganic particles including a sulfonate group.
Hiromi Takamatsu, Yuuki Ohkubo, Yujiro Toyoda
Filed: 25 Aug 16
Utility
Method for producing acid halide solution, mixed solution, and method for producing monoester compound
16 Dec 19
The present disclosure provides a method for producing an acid halide solution that is useful as a production intermediate or the like that allows industrially advantageous production of a polymerizable liquid crystal compound.
Kumi Okuyama, Kei Sakamoto, Kanako Sanuki, Hiroki Iwaki
Filed: 28 Sep 16
Utility
Modified hydrocarbon resin, method for producing the resin, and hot-melt adhesive composition
16 Dec 19
Provided are a modified hydrocarbon resin that can provide a hot-melt adhesive composition with low odor, low Gardner color and high peel adhesion, a method for producing the resin, and the hot-melt adhesive composition.
Sadaharu Hashimoto, Ryoji Kameyama, Yoshifumi Maruyama
Filed: 27 Sep 16
Utility
Dip-formed article
9 Dec 19
Disclosed is a dip-formed article obtained by dip-molding a latex composition for dip-forming, which contains a crosslinking agent and a latex for dip-forming containing a copolymer composed of 40-80% by weight of conjugated diene monomer units (A) containing an isoprene unit, 20-45% by weight of ethylenically unsaturated nitrile monomer units (B), and 2-15% by weight of ethylenically unsaturated acid monomer units (C), and having a weight ratio of butadiene unit content to isoprene unit content that falls within the range of 60:40 to 100:0.
Shinji Kato
Filed: 29 Nov 15
Utility
Toner for developing electrostatic images
9 Dec 19
There is provided a toner for developing electrostatic images, including an external additive and colored resin particles containing a binder resin, a colorant and softening agents.
Azusa Masuda, Ryuji Ohta, Munehiro Yamada, Norifumi Itako, Ryosuke Uemura
Filed: 25 Mar 14
Utility
Porous membrane for lithium ion secondary battery and lithium ion secondary battery
9 Dec 19
Provided is a technique for capturing transition metal ions, such as cobalt ions, in a secondary battery that elute into an electrolysis solution from a positive electrode active material.
Yujiro Toyoda
Filed: 22 Jul 15