Patents by Inventor Seema Agrarwal

Seema Agrarwal 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).

  • Method for producing polyaryl ethers
    Patent number: 8378054
    Abstract: A process for preparing polyaryl ethers in which a polycondensation of the monomer building blocks is carried out using microwave irradiation leads to thermoplastic molding compositions having improved color properties.
    Type: Grant
    Filed: November 11, 2008
    Date of Patent: February 19, 2013
    Assignee: BASF SE
    Inventors: Martin Weber, Volker Warzelhan, Faissal-Ali El-Toufaili, Andreas Greiner, Heiner Stange, Seema Agrarwal
  • METHOD FOR PRODUCING POLYARYL ETHERS
    Publication number: 20100286303
    Abstract: A process for preparing polyaryl ethers in which a polycondensation of the monomer building blocks is carried out using microwave irradiation leads to thermoplastic molding compositions having improved color properties.
    Type: Application
    Filed: November 11, 2008
    Publication date: November 11, 2010
    Applicant: BASF SE
    Inventors: Martin Weber, Volker Warzelhan, Faissal-Ali El-Toufaili, Andreas Greiner, Heiner Stange, Seema Agrarwal