Patents by Inventor Kayambu Kannan

Kayambu Kannan 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).

  • Immobilization of single site catalyst on inorganic oxide support for preparation of UHMWPE
    Patent number: 9260538
    Abstract: There is provided a chemically immobilized heterogeneous single site polymerization catalyst represented by Formula I. wherein, M is a Group IV transition metal; R1 is or a functionalized inorganic oxide support selected from the group consisting of such that R8 is a molecule having a carboxylic or sulphonic acid group; R2-R5, are independently, H or a hydrocarbon; R6 is t-butyl; R7 is a functionalized inorganic oxide support selected from the group consisting of such that R8 is a molecule having a carboxylic or sulphonic acid group; and X1 and X2 are independently F, Cl, Br or I. There is also provided a method for the preparation of the chemically immobilized heterogeneous single site polymerization catalyst as represented by Formula I.
    Type: Grant
    Filed: January 8, 2013
    Date of Patent: February 16, 2016
    Assignee: Reliance Industries Limited
    Inventors: Krishna Renganath Sarma, Rakshvir Jasra, Kayambu Kannan, Ajit Behari Mathur, Viralkumar Patel, Yogesh P. Patil
  • IMMOBILIZATION OF SINGLE SITE CATALYST ON INORGANIC OXIDE SUPPORT FOR PREPARATION OF UHMWPE
    Publication number: 20150005461
    Abstract: There is provided a chemically immobilized heterogeneous single site polymerization catalyst represented by Formula I. wherein, M is a Group IV transition metal; R1 is or a functionalized inorganic oxide support selected from the group consisting of such that R8 is a molecule having a carboxylic or sulphonic acid group; R2-R5, are independently, H or a hydrocarbon; R6 is t-butyl; R7 is a functionalized inorganic oxide support selected from the group consisting of such that R8 is a molecule having a carboxylic or sulphonic acid group; and X1 and X2 are independently F, Cl, Br or I. There is also provided a method for the preparation of the chemically immobilized heterogeneous single site polymerization catalyst as represented by Formula I.
    Type: Application
    Filed: January 8, 2013
    Publication date: January 1, 2015
    Applicant: RELIANCE INDUSTRIES LIMITED
    Inventors: Krishna Renganath Sarma, Rakshvir Jasra, Kayambu Kannan, Ajit Behari Mathur, Viralkumar Patel, Yogesh P. Patil