Patents by Inventor Sanjay Luthra

Sanjay Luthra 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).

  • Coreactants for polyurea coatings
    Patent number: 10703933
    Abstract: A method to accelerate cure of a multicomponent coating composition is described herein, including the steps of providing an isocyanate and an isocyanate-reactive compound, and replacing a portion of the isocyanate-reactive compound with a compound of formula I:
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: July 7, 2020
    Assignee: The Sherwin-Williams Company
    Inventors: Paul R. Baukema, Sanjay Luthra
  • Coreactants for Polyurea Coatings
    Publication number: 20150105517
    Abstract: A method to accelerate cure of a multicomponent coating composition is described herein, including the steps of providing an isocyanate and an isocyanate-reactive compound, and replacing a portion of the isocyanate-reactive compound with a compound of formula I:
    Type: Application
    Filed: December 16, 2014
    Publication date: April 16, 2015
    Applicant: Valspar Sourcing, Inc.
    Inventors: Paul R. Baukema, Sanjay Luthra
  • Aqueous, two-component polyurea coating compositions
    Patent number: 5736604
    Abstract: The present invention is directed to an aqueous coating composition having a solids content of 20 to 96% by weight and containinga) a polyisocyanate component which is dispersible in water and has an average NCO functionality of 2 to 6 andb) a polyaspartate corresponding to the formula ##STR1## and c) water, which is present in an amount of at least 4% by weight, based on the solids content of components a) and b),wherein components a) and b) are present in an amount sufficient to provide an equivalent ratio of isocyanate groups to amino groups of at least 0.9:1.
    Type: Grant
    Filed: December 17, 1996
    Date of Patent: April 7, 1998
    Assignee: Bayer Corporation
    Inventor: Sanjay Luthra