83 patents
Page 2 of 5
Utility
Electrolytic solution for electrolytic capacitor, and electrolytic capacitor
13 Dec 22
An electrolytic solution for an electrolytic capacitor contains: an electrolytic solution additive for an electrolytic capacitor (B) containing a polymer (A) that has a (meth)acrylic monomer (a) as an essential component; an organic solvent (C) having a hydroxyl group concentration higher than 10 mmol/g; and an electrolyte (D), the electrolytic solution for an electrolytic capacitor being characterized in that the content of a (meth)acrylic monomer having a hydroxyl group (a1) is 60-100 wt % of the total monomers constituting the polymer (A).
Fumiyuki Tanabe, Takahiro Shiba, Yoshihiko Akazawa, Takao Mukai
Filed: 28 Jun 17
Utility
Viscosity Index-improving Composition and Lubricating Oil Composition
17 Nov 22
Ryota SATO, Hiroki YAMASHITA, Kazunori YOSHIDA
Filed: 15 Jun 20
Utility
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30 Aug 22
The present invention provides a viscous adhesive capable of retaining the shape of an electrode and allowing for production of an electrode for a lithium-ion battery having a structure in which the energy density of the electrode does not decrease.
Tomoya Ohta, Kotaro Nasu, Kenichi Kawakita, Takuya Suenaga, Yusuke Mori, Yasuhiko Ohsawa, Yuki Kusachi, Hajime Satou, Hiroshi Akama, Hideaki Horie
Filed: 20 Apr 18
Utility
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23 Aug 22
An electrolytic solution for an electrolytic capacitor comprising an electrolyte and a solvent, in which the electrolyte contains an anion and a cation, and the anion is an anion having a structure obtained by removing at least one hydrogen ion from a carboxy group from a copolymer having a carboxy group, the copolymer having a carboxy group has a substituent having 5-20 carbon atoms bonded to a carbon atom of a backbone of the copolymer, the copolymer having a carboxy group does not include a hydroxy group or if it does include a hydroxy group, the content of monomers including a hydroxy group in the structural monomers of the copolymer having a carboxy group is less than 60 wt % based on the weight of all monomers constituting the copolymer having a carboxy group, and the copolymer satisfies a specific condition, and the solvent contains ethylene glycol.
Fumiyuki Tanabe, Takahiro Shiba, Kengo Uchihashi
Filed: 23 Oct 18
Utility
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18 Aug 22
A magnetic particle composition (e) containing magnetic particles (c) and a chaotropic salt (D), the magnetic particles (c) each including a core particle (P) that is a magnetic silica particle containing a magnetic metal oxide particle (A), wherein the magnetic metal oxide particle (A) in the core particle (P) has a weight percentage of 60 wt % or more based on the weight of the core particle (P), and the magnetic particles (c) have a particle size distribution with a coefficient of variation of 5 to 50%.
Masumi UEDA, Kohei SAKUMA, Yuya TANAKA
Filed: 8 Sep 20
Utility
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16 Aug 22
The present invention aims to provide a method of producing a polyether polyol having a low aldehyde content, the method including simpler steps; and a method of producing polyurethane foam having a reduced amount of aldehyde volatilization.
Erika Nobukuni, Takashi Yabuta
Filed: 28 Dec 17
Utility
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5 Jul 22
A surfactant (a) having a critical micelle concentration (CMC) of 0.10 g/L or lower, represented by formula (1): R1—[—O-(A1O)n—H]m (1), wherein R1 is a C7-C20 hydrocarbon group having a valence number of m; m is an integer of 2 to 6; A1 in (A1O)n in each of [—O-(A1O)n—H]m is each independently a C2-C4 alkylene group; n in [—O-(A1O)n—H]m is each independently an integer of 1 to 100; and the sum of n in [—O-(A1O)n—H]m is 13 or greater.
Yusuke Araki, Yoshiyuki Wakahara
Filed: 12 Nov 18
Utility
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16 Jun 22
Sou MIYAMOTO, Naoya HASHIMOTO, Takuma KANESHIMA
Filed: 11 Dec 20
Utility
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16 Jun 22
The present invention aims to provide a polyol composition capable of producing a flexible polyurethane foam having excellent low resilience at room temperature and good breathability.
Takuma TAHARA, Tomohisa HIRANO, Tomo SATO
Filed: 20 Feb 20
Utility
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7 Jun 22
The present disclosure provides a secondary battery module capable of optically transmitting measurement data on characteristics of cells forming a battery pack and further reducing a complicated procedure of wiring.
Yohji Kawasaki, Yusuke Mizuno, Hideaki Horie
Filed: 4 Sep 20
Utility
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3 May 22
The present invention aims to provide an electrode for lithium ion batteries which exhibits excellent electrical conductivity even if its thickness is large.
Yusuke Mizuno, Yasuhiro Shindo, Yasuhiro Tsudo, Kenichi Kawakita, Yuki Kusachi, Yasuhiko Ohsawa, Hajime Satou, Hiroshi Akama, Hideaki Horie
Filed: 12 Jun 20
Utility
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26 Apr 22
The present invention provides a dispersant for carbon materials, the dispersant containing a copolymer having a nitrogen-containing group, wherein the copolymer has a nitrogen content of 0.01 wt % or more and 5 wt % or less and the copolymer has an SP value of 8.0 to 12 (cal/cm3)1/2.
Tomonobu Ishida, Koichi Mori, Kohei Yamamoto
Filed: 24 Aug 18
Utility
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19 Apr 22
The purpose of the present invention is to provide an electrolyte solution for an electrolytic capacitor which has high withstand voltage.
Fumiyuki Tanabe, Takahiro Shiba, Yoshihiko Akazawa, Takao Mukai
Filed: 8 Feb 17
Utility
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29 Mar 22
The present invention provides a dispersant for carbon materials, the dispersant containing a copolymer having a nitrogen-containing group, wherein the copolymer has a nitrogen content of 0.01 wt % or more and 5 wt % or less and the copolymer has an SP value of 8.0 to 12 (cal/cm3)1/2.
Tomonobu Ishida, Koichi Mori, Kohei Yamamoto
Filed: 24 Aug 18
Utility
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24 Mar 22
Yuko NARUTAKI, Tetsuya SHIMADA, Yuuki TANAKA
Filed: 9 Dec 19
Utility
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22 Mar 22
An object of the present invention is to provide a negative electrode active material capable of reducing the irreversible capacity of a lithium ion battery.
Yusuke Mizuno, Takahiro Imaishi, Kenichi Kawakita, Yuki Kusachi, Hiroshi Akama, Hideaki Horie
Filed: 16 Feb 15
Utility
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10 Feb 22
The present invention aims to provide a cervical canal sealant that can be used as a sealant to stop bleeding in the uterus and vaginal discharge, particularly, a cervical canal sealant that can block the cervical canal to inhibit amniotic fluid leakage and that can also be peeled off without damaging reproductive tissue.
Eiji KONDO, Hiroaki MAEDA, Shingo KAWABATA
Filed: 26 Oct 21
Utility
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25 Jan 22
The present invention aims to provide an electrode for lithium ion batteries which exhibits excellent electrical conductivity even if its thickness is large.
Yusuke Mizuno, Yasuhiro Shindo, Yasuhiro Tsudo, Kenichi Kawakita, Yuki Kusachi, Yasuhiko Ohsawa, Hajime Satou, Hiroshi Akama, Hideaki Horie
Filed: 12 Jun 20
Utility
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30 Dec 21
The present invention aims to provide a method for producing a pinhole-free thin resin current collector for negative electrodes.
Ryosuke KUSANO, Yasuhiro TSUDO, Yasuji MARUYAMA, Kazuaki ONISHI, Yasuhiko OHSAWA, Yuki KUSACHI, Hajime SATOU, Hiroshi AKAMA, Hideaki HORIE
Filed: 21 Oct 19
Utility
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28 Dec 21
The present invention provides a method of producing an electrode active material molded body for a lithium-ion battery suitable for the production of a lithium-ion battery, and a method of producing a lithium-ion battery using the electrode active material molded body, wherein the methods can reduce the time, work, equipment, and the like required for the production.
Takuya Suenaga, Kenichi Kawakita, Yuki Kusachi, Yasuhiko Ohsawa, Hajime Satou, Hiroshi Akama, Hideaki Horie
Filed: 20 Apr 18