Patents Assigned to C. K. Witco Corporation
  • Silane functional oligomer
    Patent number: 6258914
    Abstract: Alkoxy silane oligomers which have a non-hydrolyzable carbon bridged bond to another silane functionality are taught herein, as well as their manufacture and utility.
    Type: Grant
    Filed: October 15, 1999
    Date of Patent: July 10, 2001
    Assignee: C. K. Witco Corporation
    Inventors: Shiu-Chin Huang Su, Herbert E. Petty, Fredrick D. Osterholtz
  • Silicone terpolymers with high refractive indices
    Patent number: 6174983
    Abstract: Silicone terpolymers, modified with phenyl or substituted phenyl groups and polyalkyleneoxides, which exhibit refractive indices >1.47 are disclosed. These materials of the present invention when incorporated in formulations for surface treatment improve slip and gloss of the substrates to which they are applied, and are useful in hair care and coatings applications.
    Type: Grant
    Filed: November 12, 1998
    Date of Patent: January 16, 2001
    Assignee: C. K. Witco Corporation
    Inventors: Anna Czech, Jeffrey A. Cooke