661 patents
Page 3 of 34
Utility
Electrophotographic photoreceptor, electrophotographic photoreceptor cartridge and image forming apparatus
19 Apr 22
An object of the present invention is to provide an electrophotographic photoreceptor which can prevent an increase in potential even using a fluorine resin in a charge transport layer, and can achieve both electrical properties and abrasion resistance, and present invention relates to a lamination type electrophotographic photoreceptor, in which a charge transport layer of the lamination type electrophotographic photoreceptor contains a compound having an E_homo of −4.550 eV or more based on structure optimization calculation by density functional calculation B3LYP/6-31G (d, p) and fluorine resin particles, and a content of the fluorine resin particles is 3% by weight to 20% by weight based on a total mass of the charge transport layer.
Mitsuo Wada, Wataru Miyashita, Takahiro Choda, Akira Ando, Hiroe Fuchigami
Filed: 25 Jul 19
Utility
Bulk Gan Crystal, C-plane Gan Wafer, and Method for Manufacturing Bulk Gan Crystal
14 Apr 22
Provided is a bulk GaN crystal in which the degree of curvature of the c-plane is reduced.
Yutaka MIKAWA, Tetsuo OKANO
Filed: 23 Dec 21
Utility
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5 Apr 22
A separation membrane module that is provided enables a bending load that is applied to a support member that supports ends of tubular separation membranes to be decreased and enables a seal member between the outer circumferential surface of the support member and the inner circumferential surface of a housing to be omitted.
Naoki Noguchi
Filed: 21 Dec 20
Utility
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5 Apr 22
The present invention relates to a method for producing an aldehyde by a hydroformylation reaction of reacting an olefin with hydrogen and carbon monoxide in the presence of a Group 8 to 10 metal-phosphine complex catalyst, including the following steps (1) and (2): (1) a step of oxidizing by withdrawing a reaction solution having accumulated therein a high-boiling-point byproduct from a reaction zone and bringing the withdrawn reaction solution into contact with an oxygen-containing gas, and (2) a step of, after the step (1), mixing a poor solvent and hydrogen with the reaction solution, then crystallizing the Group 8 to 10 metal-phosphine complex catalyst by crystallization, and recovering the crystallized complex catalyst from the reaction solution.
Takashi Sato, Yoshiyuki Tanaka
Filed: 11 May 20
Utility
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5 Apr 22
Ethylene-vinyl alcohol copolymer pellets comprise an ethylene-vinyl alcohol copolymer and water, and have a water content of not higher than 0.5 wt. %, wherein the ratio (Y/Z) of a lactone ring content (Y) to the sum (Z) of a carboxylic acid content (X) and the lactone ring content (Y) in terminal structures of the ethylene-vinyl alcohol copolymer is not less than 60 mol %.
Kota Inoue, Honoka Hashimoto, Nobuaki Sato
Filed: 7 Jun 19
Utility
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5 Apr 22
Provided is a thermosetting resin composition (C) of which curing can be started at a relatively low temperature in a short time and a cured product exhibits high heat resistance, the thermosetting resin composition (C) comprising an epoxy resin; an epoxy resin curing agent; and an epoxy resin curing accelerator, wherein the epoxy resin curing agent contains an imidazole-based curing agent 1 which is not encapsulated in a microcapsule and a curing agent 2 which is encapsulated in a microcapsule, and the epoxy resin curing accelerator comprises a urea derivative.
Takuya Teranishi, Masahiro Ichino, Kazuhisa Ikeda, Akira Oota
Filed: 21 Feb 19
Utility
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5 Apr 22
A prepreg comprising the following constituent elements (A), (B), and (C), the constituent element (C) being present in a surface layer of the prepreg: Constituent element (A): a reinforcing fiber base material; Constituent element (B): an epoxy resin composition containing a curing agent, the epoxy resin composition being cured within the range of from 90° C. to 140° C. (inclusive); and Constituent element (C): particles of a thermoplastic resin having a melting point or a glass transition temperature within the range of from 90° C. to 140° C. (inclusive).
Yukihiro Harada, Atsushi Nohara
Filed: 2 Apr 19
Utility
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5 Apr 22
An object of the present invention 1 is to provide a non-aqueous electrolyte secondary battery having excellent general performance balance between durability performance and properties, such as a capacity, a resistance, and output characteristics.
Eiji Nakazawa, Youichi Oohashi, Atsushi Watarai
Filed: 20 Sep 19
Utility
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31 Mar 22
Kei Uchiyama, Masashi Yokogi, Hiroki Shibata, Sora Tomita, Yuichi Yayama, Kenji Tsuruhara, Takayuki Yoshida, Yukie Nakashima, Rie Konishi, Kazuo Hirowatari
Filed: 13 Sep 21
Utility
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31 Mar 22
The invention relates to composite graphite particles for a nonaqueous secondary battery negative electrode containing graphite (A) and metal particles (B) capable of alloying with Li, wherein the degree of dispersion of the metal particles (B) in the composite graphite particles is 0.78 or more and the internal void fraction of the composite graphite particles is 3% or more and 40% or less.
Akio UEDA, Satoshi AKASAKA, Nobuyuki ISHIWATARI, Junko KAGIMOTO, Shingo MOROKUMA
Filed: 8 Dec 21
Utility
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29 Mar 22
A catalyst for producing unsaturated aldehyde and unsaturated carboxylic acid, wherein the cumulative pore volume (A) of pores having a pore diameter of 1 μm or more and 100 μm or less, in the catalyst, is 0.12 ml/g or more and 0.19 ml/g or less, and the ratio (A/B) of the cumulative pore volume (A) to the cumulative pore volume (B) of pores having a pore diameter of 1 μm or more and 100 μm or less, in a pulverized product not passing through a Tyler 6 mesh, in a pulverized product obtained by pulverization of the catalyst under a particular condition is 0.30 or more and 0.87 or less.
Mitsunobu Ito, Hiroto Ito
Filed: 21 Nov 19
Utility
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29 Mar 22
An adhesive composition contains an acrylic resin (A) obtained by copolymerizing a copolymerization formulation (a), the copolymerization formulation (a) including predetermined proportions of: (a1) at least one selected from the group consisting of a (meth)acrylate having a C1 to C3 alkyl group, t-butyl (meth)acrylate, a cyclic structure-containing monomer, and a C3 to C10 vinyl ester monomer; (a2) a (meth)acrylate having a C4 to C24 alkyl group (excluding t-butyl (meth)acrylate); (a3) a terminal carboxyl-containing monomer having a specific structure; and (a4) (meth)acrylic acid.
Akira Ikebata, Toshifumi Akui
Filed: 10 Sep 19
Utility
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29 Mar 22
A solvent-free acrylic resin composition includes an acrylic resin (A), wherein the acrylic resin (A) contains 5 wt. % to 60 wt. % of a structural moiety derived from a hydroxy group-containing monomer (a1), and an acid value in the resin composition is from 0.001 mgKOH/g to 0.3 mgKOH/g.
Tetsuya Asano, Takahiro Nakashima, Kazuki Nohara
Filed: 10 Apr 20
Utility
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29 Mar 22
Toshimi Yanai, Yoshifumi Shikisai, Kouichi Kanemori
Filed: 30 Dec 19
Utility
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29 Mar 22
Ryohei Komuro
Filed: 28 Apr 20
Utility
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29 Mar 22
Yuka Nagao
Filed: 29 Aug 19
Utility
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24 Mar 22
A method foe producing a transparent electrode for oxygen production having a Ta nitride layer on a transparent substrate, including: a step of forming a Ta nitride precursor layer on the transparent substrate; and a step of nitriding the Ta nitride precursor layer with a mixed gas containing ammonia and a carrier gas.
Hiroshi NISHIYAMA, Tomohiro HIGASHI, Yutaka SASAKI, Taro YAMADA, Kazunari DOMEN, Yohichi SUZUKI, Seiji AKIYAMA
Filed: 7 Dec 21
Utility
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24 Mar 22
Provided are: a non-aqueous electrolyte solution that can improve the charged storage characteristics of a non-aqueous electrolyte battery under a high-temperature environment while containing FSO3Li; and a non-aqueous electrolyte battery having excellent charged storage characteristics under a high-temperature environment.
Tatsuhiko HONDA, Hiroyuki TOKUDA, Daisuke KAWAKAMI, Ryo YAMAGUCHI
Filed: 1 Dec 21
Utility
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22 Mar 22
Takashi Fujii, Noriko Shima, Youichi Ohashi, Shinichi Kinoshita
Filed: 2 Apr 19
Utility
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22 Mar 22
Provided is a thermoplastic resin composition which provides a molded body having excellent thermal conductivity and excellent mechanical characteristics.
Osamu Okunaka, Hiroki Ishii, Kazuaki Itou, Shuuji Ishiwata
Filed: 2 Apr 18