Patents by Inventor Katia Braga

Katia Braga has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Plasticized poly vinyl chloride compositions
    Patent number: 7700675
    Abstract: The invention relates to plasticizer compositions for polyvinyl chloride resins. A plasticized polyvinyl chloride resin contains (a) 100 parts by weight of at least one polyvinyl chloride resin and (b) 0.1 to 200 parts by weight of a plasticizer compounded with the polyvinyl chloride resin, wherein the plasticizer comprises (i) at least one isobutanol ester of a fatty acid with 8 to 24 carbon atoms, wherein, the fatty acid can be saturated or olefinically unsaturated, linear or branched and contain at least one epoxy group per molecule and (ii) at least one methyl ester of a fatty acid with 16 to 18 carbon atoms, wherein, the fatty acid can be saturated or olefinically unsaturated, linear or branched.
    Type: Grant
    Filed: December 6, 2002
    Date of Patent: April 20, 2010
    Assignee: Cognis Brazil Ltda
    Inventors: Wanderson Bueno de Almeida, Katia Braga, Henrique Jorge Sousa Sales
  • Plasticizer compositions for nitrocellulose based resins
    Publication number: 20060243161
    Abstract: The invention is a plasticizer for nitrocellulose based resins, a method for plasticizing a nitrocellulose based resin and a nitrocellulose based paint containing the plasticizer. The plasticizer contains a mixture of (i) at least one isobutanol ester of a fatty acid with 8 to 24 carbon atoms. The acids can be saturated or unsaturated, linear or branched, and contain at least one epoxy group per molecule and (ii) at least one methyl ester of a fatty acid with 16 to 18 carbon atoms which acids can be saturated or olefinically unsaturated, linear or branched.
    Type: Application
    Filed: December 6, 2002
    Publication date: November 2, 2006
    Applicant: Cognis Brazil LTDA
    Inventors: Wanderson Bueno De Almeida, Katia Braga, Henrique Sousa Sales
  • Plasticized poly vinyl chloride compositions
    Publication number: 20060135666
    Abstract: The invention relates to plasticizer compositions for polyvinyl chloride resins. A plasticized polyvinyl chloride resin contains (a) 100 parts by weight of at least one polyvinyl chloride resin and (b) 0.1 to 200 parts by weight of a plasticizer compounded with the polyvinyl chloride resin, wherein the plasticizer comprises (i) at least one isobutanol ester of a fatty acid with 8 to 24 carbon atoms, wherein, the fatty acid can be saturated or olefinically unsaturated, linear or branched and contain at least one epoxy group per molecule and (ii) at least one methyl ester of a fatty acid with 16 to 18 carbon atoms, wherein, the fatty acid can be saturated or olefinically unsaturated, linear or branched.
    Type: Application
    Filed: December 6, 2002
    Publication date: June 22, 2006
    Inventors: Wanderson Bueno de Almeida, Katia Braga, Henrique Sousa Sales