Patents Assigned to Sanyo Chemical Industries, Ltd.
  • Publication number: 20210002441
    Abstract: Provided are resin particles which have excellent thermal bondability, excellent low-temperature fixability, excellent heat resistant storage stability and high bonding strength, and which provide a coating film that has high gloss and excellent water resistance. The resin particles are composed of resin particles (X), each of which has a shell layer (S) containing a crystalline polyurethane resin (B) on the surface of a core layer (Q) containing a crystalline resin (A). The maximum peak temperature (Ta) of the heat of fusion of the crystalline resin (A) is 40 to 70° C. and the maximum peak temperature (Tu) of the heat of fusion of the crystalline polyurethane resin (B) is 50 to 90° C.
    Type: Application
    Filed: September 23, 2020
    Publication date: January 7, 2021
    Applicant: Sanyo Chemical Industries, Ltd.
    Inventors: Masashi Minaki, Tsuyoshi Izumi, Yasuaki Ota
  • Patent number: 10881758
    Abstract: A water permeability-imparting agent containing an alkylene oxide adduct (A) of a polyvalent active hydrogen compound represented by Formula (1): R—[O(A1O)m—(CH2CH2O)n—H]1??(1) wherein R represents a residue, after removal of all active hydrogen, of the polyvalent active hydrogen compound; A1O represents a C2 to C4 alkyleneoxy group; m represents an average addition mole number of A1O and is a number of 4 to 50; n represents an average addition mole number of CH2CH2O; and 1 represents a valence and is an integer of 3 to 6, and an average addition mole number ratio between A1O and CH2CH2O in Formula (1), n/m, is 0 to 0.5.
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: January 5, 2021
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Masayoshi Sekifuji, Yoshiyuki Wakahara
  • Patent number: 10879009
    Abstract: The present invention aims to provide an electrolyte solution for electrolytic capacitors and an electrolytic capacitor, in which the electrolyte solution has high sparking voltage and good heat resistance and does not readily solidify even at low temperatures, so that the electrolytic capacitor can be driven even in cold areas. The electrolyte solution for electrolytic capacitors of the present invention contains a solvent (C); and an electrolyte, the electrolyte consisting of a salt of a diprotic acid component (A) and a base (B), the diprotic acid component (A) containing two or more diprotic acids, wherein the two or more diprotic acids are characterized such that a mixture (E) of two or more acid anhydrides corresponding to a diprotic acid mixture containing the two or more diprotic acids is a liquid at 50° C., with the molar ratio of the acid anhydrides being the same as that of the diprotic acids in the diprotic acid component (A).
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: December 29, 2020
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Takahiro Shiba, Fumiyuki Tanabe, Yoshihiko Akazawa, Takao Mukai, Hideki Kimura
  • Publication number: 20200384162
    Abstract: 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. The present invention relates to a sealant for reproductive organs in which a cured product (X) at 25° C. has a storage modulus G? of 200 to 2,000 kPa, the cured product (X) being a cured product obtained by curing the sealant for reproductive organs to a thickness of 120 to 150 ?m.
    Type: Application
    Filed: April 27, 2018
    Publication date: December 10, 2020
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Eiji KONDO, Hiroaki MAEDA, Shingo KAWABATA
  • Publication number: 20200358077
    Abstract: The present invention aims to provide an electrode for lithium ion batteries which exhibits excellent electrical conductivity even if its thickness is large. The electrode for lithium ion batteries of the present invention includes a first main surface to be located adjacent to a separator of a lithium ion battery and a second main surface to be located adjacent to a current collector of the lithium ion battery. The electrode has a thickness of 150 to 5000 ?m. The electrode contains, between the first main surface and the second main surface, a conductive member (A) made of an electronically conductive material and a large number of active material particles (B). At least part of the conductive member (A) forms a conductive path that electrically connects the first main surface to the second main surface. The conductive path is in contact with the active material particles (B) around the conductive path.
    Type: Application
    Filed: June 12, 2020
    Publication date: November 12, 2020
    Applicants: SANYO CHEMICAL INDUSTRIES, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Yusuke MIZUNO, Yasuhiro SHINDO, Yasuhiro TSUDO, Kenichi KAWAKITA, Yuki KUSACHI, Yasuhiko OHSAWA, Hajime SATOU, Hiroshi AKAMA, Hideaki HORIE
  • Publication number: 20200358078
    Abstract: The present invention aims to provide an electrode for lithium ion batteries which exhibits excellent electrical conductivity even if its thickness is large. The electrode for lithium ion batteries of the present invention includes a first main surface to be located adjacent to a separator of a lithium ion battery and a second main surface to be located adjacent to a current collector of the lithium ion battery. The electrode has a thickness of 150 to 5000 ?m. The electrode contains, between the first main surface and the second main surface, a conductive member (A) made of an electronically conductive material and a large number of active material particles (B). At least part of the conductive member (A) forms a conductive path that electrically connects the first main surface to the second main surface. The conductive path is in contact with the active material particles (B) around the conductive path.
    Type: Application
    Filed: June 12, 2020
    Publication date: November 12, 2020
    Applicants: SANYO CHEMICAL INDUSTRIES, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Yusuke MIZUNO, Yasuhiro SHINDO, Yasuhiro TSUDO, Kenichi KAWAKITA, Yuki KUSACHI, Yasuhiko OHSAWA, Hajime SATOU, Hiroshi AKAMA, Hideaki HORIE
  • Publication number: 20200294724
    Abstract: 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.
    Type: Application
    Filed: October 23, 2018
    Publication date: September 17, 2020
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: FUMIYUKI TANABE, Takahiro SHIBA, Kengo UCHIHASHI
  • Publication number: 20200295371
    Abstract: 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.
    Type: Application
    Filed: August 24, 2018
    Publication date: September 17, 2020
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Tomonobu ISHIDA, Koichi MORI, Kohei YAMAMOTO
  • Publication number: 20200264528
    Abstract: The present invention relates to a toner binder containing: a polyester resin (A); and a vinyl resin (B), wherein the polyester resin (A) has an acid value of 2 mg KOH/g or more, the vinyl resin (B) has a weight average molecular weight of 4,000 to 40,000, the vinyl resin (B) is a polymer essentially containing a monomer (m) whose homopolymer has an SP value of 11.5 to 16.5 as a constituent monomer, the weight percentage of the monomer (m) in monomers constituting the vinyl resin (B) is 1 wt % or more based on the total weight of the monomers constituting the vinyl resin (B), the polyester resin (A) and the vinyl resin (B) are present at a weight ratio (A)/(B) of 80/20 to 99.5/0.
    Type: Application
    Filed: November 6, 2018
    Publication date: August 20, 2020
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Masaru HONDA, Tomohisa KATO, Yasuhiro ONO
  • Patent number: 10727476
    Abstract: The present invention aims to provide an electrode for lithium ion batteries which exhibits excellent electrical conductivity even if its thickness is large. The electrode for lithium ion batteries of the present invention includes a first main surface to be located adjacent to a separator of a lithium ion battery and a second main surface to be located adjacent to a current collector of the lithium ion battery. The electrode has a thickness of 150 to 5000 ?m. The electrode contains, between the first main surface and the second main surface, a conductive member (A) made of an electronically conductive material and a large number of active material particles (B). At least part of the conductive member (A) forms a conductive path that electrically connects the first main surface to the second main surface. The conductive path is in contact with the active material particles (B) around the conductive path.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: July 28, 2020
    Assignees: SANYO CHEMICAL INDUSTRIES, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Yusuke Mizuno, Yasuhiro Shindo, Yasuhiro Tsudo, Kenichi Kawakita, Yuki Kusachi, Yasuhiko Ohsawa, Hajime Satou, Hiroshi Akama, Hideaki Horie
  • Publication number: 20200233327
    Abstract: The present invention relates to a toner binder containing: a polyester resin (A); and a vinyl resin (B), wherein the polyester resin (A) is a resin obtained by crosslinking a polyester (A1) by one or more carbon-carbon bonds, the vinyl resin (B) is a polymer containing a monomer (a) as an essential constituent monomer, the monomer (a) is a C21-C40 (meth)acrylate having an acyclic hydrocarbon group, and the weight proportion of the monomer (a) in monomers constituting the vinyl resin (B) is 15 to 99% by weight based on the weight of the vinyl resin (B).
    Type: Application
    Filed: September 10, 2018
    Publication date: July 23, 2020
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Masaru HONDA, Seiji ODAKA, Daiki KURODA
  • Publication number: 20200136125
    Abstract: 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. The present invention provides a method of producing an electrode composition molded body for a lithium-ion battery, including: a molding step of molding a composition containing an electrode active material for a lithium-ion battery and an electrolyte solution into an electrode active material molded body for a lithium-ion battery as an unbound product of the electrode active material for a lithium-ion battery, wherein the composition has an electrolyte solution content of 0.1 to 40 wt % based on the weight of the composition.
    Type: Application
    Filed: April 20, 2018
    Publication date: April 30, 2020
    Applicants: SANYO CHEMICAL INDUSTRIES, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Takuya SUENAGA, Kenichi KAWAKITA, Yuki KUSACHI, Yasuhiko OHSAWA, Hajime SATOU, Hiroshi AKAMA, Hideaki HORIE
  • Patent number: 10607786
    Abstract: The present invention aims to provide an electrolyte solution suitable for aluminum electrolytic capacitors which has a high spark voltage and whose conductivity does not decrease and remains sufficiently high even after heating. The electrolyte solution for aluminum electrolytic capacitors of the present invention contains a trihydric to octahydric poly alcohol alkylene oxide adduct (A), a secondary or tertiary amine, a carboxylic acid (C), and a polar solvent (D).
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: March 31, 2020
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Yoshihiko Akazawa, Koshiro Kondo, Hideki Kimura
  • Publication number: 20200071632
    Abstract: A viscosity index improver containing a copolymer (A) whose essential constituent monomer is a monomer (a) having a number average molecular weight of 800 to 4,000 represented by the following formula (1), the copolymer (A) having a solubility parameter in the range of 9.00 to 9.40: wherein R1 is a hydrogen atom or a methyl group; —X1— is a group represented by —O—, —O(AO)m—, or —NH—, AO is a C2-C4 alkyleneoxy group, m is an integer of 1 to 10, each AO may be the same or different when m is 2 or more, and the (AO)m moieties may be randomly bonded or block-bonded; R2 is a residue after removal of one hydrogen atom from a hydrocarbon polymer whose essential constituent monomer is butadiene in which the butadiene is present in a proportion of 50% by weight or more based on the weight of R2, or after removal of one hydrogen atom from a polymer formed by partial hydrogenation of the hydrocarbon polymer; and p represents a number of 0 or 1.
    Type: Application
    Filed: March 22, 2018
    Publication date: March 5, 2020
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Hiroki HAGIHARA, Hiroki HASHIMOTO, Ayumu SAKAGUCHI
  • Publication number: 20200032313
    Abstract: The present invention provides a method of producing a useful substance, including secreting and producing a useful substance in broth by microorganisms contained in the broth, wherein the microorganisms include microorganisms of at least one genus selected from the group consisting of Ogataea, Saccharomyces, Kluyveromyces, Hansenula, Pichia, Yarrowia, and Candida, and the broth contains at least one surfactant (A) selected from the group consisting of an anionic surfactant (A1), a cationic surfactant (A2), and an amphoteric surfactant (A3).
    Type: Application
    Filed: February 28, 2018
    Publication date: January 30, 2020
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi SOMAMOTO, Satoe OOHORA, Mutsumi NAKANISHI
  • Patent number: 10538614
    Abstract: The purpose of the present invention is to provide a composition for forming a semi-rigid polyurethane foam that has low hardness and a resilient feel, has excellent moldability and curability even when made lightweight (made thin), and is suitable for use as an automobile interior material. The present invention is a composition for forming a semi-rigid polyurethane foam that comprises: a polyol mixture (P) that contains a specific polyol (the composition) (A), a water-containing foaming agent (C), and a catalyst (D); and a polyisocyanate component (B). The content of foaming agent (C) is 1.5-2.5 wt % based on the total weight of (A).
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: January 21, 2020
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventor: Shunsuke Kinoshita
  • Publication number: 20190376104
    Abstract: The present invention provides a method, of producing a useful substance, including secreting and producing a useful substance in broth by yeast contained in the broth, the yeast being a Saccharomyces strain, the broth containing a compound (A) represented by a formula (1), the compound (A) having an HLB value of 0.1 to 16 and a number average molecular weight of 200 to 30000, the weight percentage of the compound (A) based on the weight of the broth being 0.0001 to 10 wt %: HO—(A1O)m1-(A2O)m2-(A3O) m3—H ??(1) wherein A1O, A2O, and A3O each independently represent a C2-C4 oxyalkylene group; A1O and A2O have different structural formulas, A2O and A3O have different structural formulas; and m1, m2, and m3 each respectively represent the average number of moles of A1O, A2O, and A3O added, and are each independently a number in the range of 1 to 600.
    Type: Application
    Filed: February 28, 2018
    Publication date: December 12, 2019
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Masumi UEDA, Mutsumi NAKANISHI, Yasunori CHIBA, Takehiko YOKO-O
  • Patent number: 10459359
    Abstract: An object of the present invention is to provide a toner binder and a toner that maintains offset resistance while having high gloss and that is excellent in low-temperature fixability, grindability, image strength, and heat-resistant storage stability. The toner binder of the present invention is a toner binder containing a non-linear polyester modified resin (A), wherein the non-linear polyester modified resin (A) is a modified resin having one or more carbon-carbon bonds crosslinking polyesters, and the toner binder has a loss tangent tan ? of 2 to 20 in the entire temperature range of 110° C. to 130° C.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: October 29, 2019
    Assignee: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Tsuyoshi Izumi, Masaru Honda
  • Publication number: 20190326062
    Abstract: 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).
    Type: Application
    Filed: June 28, 2017
    Publication date: October 24, 2019
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Fumiyuki TANABE, Takahiro SHIBA, Yoshihiko AKAZAWA, Takao MUKAI
  • Publication number: 20190309120
    Abstract: 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. The present invention provides a method of producing a polyether polyol (F) including step (1) of obtaining a crude polyether polyol composition (D2) having a pH higher than 5.0 by contact of a crude polyether polyol composition (D1) containing a polyether polyol (A) with an acid catalyst (B) in the presence of water, the polyether polyol (A) being obtainable by ring-opening polymerization of an alkylene oxide with an active hydrogen compound; and step (2) of removing a volatile component containing an aldehyde (C) after step (1).
    Type: Application
    Filed: December 28, 2017
    Publication date: October 10, 2019
    Applicant: SANYO CHEMICAL INDUSTRIES, LTD.
    Inventors: Erika NOBUKUNI, Takashi YABUTA