Patents by Inventor Arakali Sreenivasarao Radhakrishna

Arakali Sreenivasarao Radhakrishna 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).

  • Process for making hydrolyzable silylated polymers
    Patent number: 7863398
    Abstract: An improved process for preparing hydrolyzable polymers, the process includes, inter alia, reacting certain silylorganohalide compounds with a salt of a cyanate in the presence of active hydrogen containing polymers.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: January 4, 2011
    Assignee: Momentive Performance Materials Inc.
    Inventors: Mayanglambam Rebika Devi, Narayana Padmanabha Iyer, Suneel Kunamaneni, Anantharaman Dhanabalan, Arakali Sreenivasarao Radhakrishna
  • Silylated polycarbonate polymers, method of making, and articles
    Publication number: 20090326181
    Abstract: A polycarbonate polymer or copolymer comprising pendant silylated dihydroxy aromatic compound of the formula (1a); wherein Ga and Gb are each independently C1-12 alkyl, —OSi(C1-12 alkyl)3, C1-12 arylalkyl, or —OSi(C1-12 arylalkyl)3; Za and Zb are each independently a straight or branched C2-18 is alkylene, a C8-18 arylalkylene, or a C8-18 alkylarylene, Xa is a direct bond, a heteroatom-containing group, or a C1-18 organic group, and r and s are each independently 1 or 2 is disclosed.
    Type: Application
    Filed: September 8, 2009
    Publication date: December 31, 2009
    Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Jan Pleun LENS, Tilak T. RAJ, Binod Behari SAHOO, Arakali Sreenivasarao Radhakrishna
  • Silylated polycarbonate polymers, method of making, and articles
    Publication number: 20080306294
    Abstract: A silylated dihydroxy aromatic compound of the formula (1a); wherein Ga and Gb are each independently C1-12 alkyl, —OSi(C1-12 alkyl)3, C1-12 arylalkyl, or —OSi(C1-12 arylalkyl)3; Za and Zb are each independently a straight or branched C2-18 alkylene, a C8-18 arylalkylene, or a C8-18 alkylarylene, Xa is a direct bond, a heteroatom-containing group, or a C1-18 organic group, and r and s are each independently 1 or 2 is disclosed.
    Type: Application
    Filed: December 21, 2007
    Publication date: December 11, 2008
    Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Jan Pleun Lens, Tilak T. Raj, Binod Behari Sahoo, Arakali Sreenivasarao Radhakrishna
  • Process for making hydrolyzable silylated polymers
    Publication number: 20080242825
    Abstract: An improved process for preparing hydrolyzable polymers, the process includes, inter alia, reacting certain silylorganohalide compounds with a salt of a cyanate in the presence of active hydrogen containing polymers.
    Type: Application
    Filed: March 27, 2007
    Publication date: October 2, 2008
    Inventors: Mayanglambam Rebika Devi, Narayana Padmanabha Iyer, Suneel Kunamaneni, Anantharaman Dhanabalan, Arakali Sreenivasarao Radhakrishna