Patents by Inventor Smita Amit GHOLAM

Smita Amit GHOLAM 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).

  • Graft copolymers and compositions thereof
    Patent number: 11155729
    Abstract: This invention relates to a graft copolymer comprising: a) a macromonomer, wherein the macromonomer comprises in polymerized form a first monoethylenically unsaturated monomer selected from a group consisting of esters of methacrylic acid and acrylic acid with straight or branched alcohols having 1 to 3 carbon atoms and no more than 5 mole % an addition fragmentation chain transfer agent; and b) at least one side chain on the macromonomer, wherein the at least one side chain comprises at least 95 wt.-% of acrylic acid in polymerized form, and its use for improving the dirt pick-up resistance of a paint or coating.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: October 26, 2021
    Assignee: Clariant International Ltd.
    Inventors: Prerana Maruti Patil, Smita Amit Gholam, Ketan Sunil Kulkarni
  • GRAFT COPOLYMERS AND COMPOSITIONS THEREOF
    Publication number: 20190153257
    Abstract: This invention relates to a graft copolymer comprising: a) a macromonomer, wherein the macromonomer comprises in polymerized form a first monoethylenically unsaturated monomer selected from a group consisting of esters of methacrylic acid and acrylic acid with straight or branched alcohols having 1 to 3 carbon atoms and no more than 5 mole % an addition fragmentation chain transfer agent; and b) at least one side chain on the macromonomer, wherein the at least one side chain comprises at least 95 wt.-% of acrylic acid in polymerized form, and its use for improving the dirt pick-up resistance of a paint or coating.
    Type: Application
    Filed: April 26, 2017
    Publication date: May 23, 2019
    Applicant: Clariant International Ltd.
    Inventors: Prerana Maruti PATIL, Smita Amit GHOLAM, Ketan Sunil KULKARNI