Patents Assigned to DSP Gokyo Food & Chemical Co., Ltd.
  • Gel composition and production method therefor
    Patent number: 11021578
    Abstract: Provided is a production method for a gel composition including steps (1) to (3) mentioned below: step (1) of mixing at room temperature a partial degradation product of the galactose moiety of galactoxyloglucan and an aqueous solvent to obtain a mixture; step (2) of cooling or freezing the mixture obtained in step (1); and step (3) of gelling the mixture cooled or frozen in step (2) by heating to obtain a gel composition that includes the galactose-partial degradation product.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: June 1, 2021
    Assignee: DSP Gokyo Food & Chemicals Co., Ltd.
    Inventors: Akira Tabuchi, Hiroshi Egawa
  • Gel composition, sheet, and production method therefor
    Patent number: 10702455
    Abstract: Provided is a gel composition including a partial degradation product of the galactose moiety of galactoxyloglucan, a compound that is a mixture of one kind or two or more kinds selected from magnesium salt, calcium salt, aluminum salt, and sodium salt, and an aqueous solvent.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: July 7, 2020
    Assignee: DSP Gokyo Food & Chemical Co., Ltd.
    Inventors: Akira Tabuchi, Hiroshi Egawa, Yohei Baba
  • GEL COMPOSITION, SHEET, AND PRODUCTION METHOD THEREFOR
    Publication number: 20190183746
    Abstract: Provided is a gel composition including a partial degradation product of the galactose moiety of galactoxyloglucan, a compound that is a mixture of one kind or two or more kinds selected from magnesium salt, calcium salt, aluminum salt, and sodium salt, and an aqueous solvent.
    Type: Application
    Filed: June 24, 2016
    Publication date: June 20, 2019
    Applicant: DSP Gokyo Food & Chemical Co., Ltd.
    Inventors: Akira Tabuchi, Hiroshi Egawa, Yohei Baba
  • Sulfonium salt compound, method for producing the same, and photoacid generator
    Patent number: 9465288
    Abstract: Provided is a sulfonium salt compound represented by the following general formula (I): where R1 and R2 each denote the same or a different alkyl group having 1 to 18 carbon atoms, R3 and R4 each denote the same or a different alkyl group having 1 to 10 carbon atoms, and X? denotes a sulfone imide anion or a perfluoroalkanesulfonic acid anion, wherein the substituents denoted by R3O and R4O are each located at an arbitrary position selected from the 2-position to the 8-position of the naphthyl group.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: October 11, 2016
    Assignee: DSP GOKYO FOOD & CHEMICAL CO., LTD.
    Inventors: Hironori Kinoshita, Sumitsugu Kisanuki, Masaaki Sugi
  • Sulfonium salt, method for producing the same, and photoacid generator
    Patent number: 8952204
    Abstract: A sulfonium salt compound represented by the following general formula (I): where R1 and R2 each denote the same or a different alkyl group having 1 to 18 carbon atoms, R3 and R4 each denote the same or a different alkyl group having 1 to 10 carbon atoms, X? denotes a sulfonate anion or a carboxylate anion, and the substituents denoted by R3O and R4O are each located at an arbitrary position selected from the 2-position to the 8-position of the naphthyl group.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: February 10, 2015
    Assignees: DSP Gokyo Food & Chemical Co., Ltd., Tokyo Ohka Kogyo Co., Ltd.
    Inventors: Hironori Kinoshita, Sumitsugu Kisanuki, Masaaki Sugi, Takayoshi Mori