Patents Assigned to Virginia Institute and State University
  • Sheet and tube polymers with pendant siloxane groups
    Patent number: 6013740
    Abstract: Polysiloxane sheet or tube polymers having pendant siloxane groups are prepared by contacting sheet or tube silicates with halogen endblocked halosiloxanes represented by the formula: ##STR1## where X is chlorine, fluorine, bromine, or iodine; R1 to R7 are alkyl groups with 1-6 carbon atoms, aryl groups, alkaryl groups, or aralkyl groups; in which one of the groups R1, R4, and R5 can additionally represent X; and n has a value of 2 to about 20.
    Type: Grant
    Filed: August 27, 1998
    Date of Patent: January 11, 2000
    Assignees: Dow Corning Corporation, Virginia Institute and State University
    Inventors: Gary Thomas Burns, Timothy Chi-Shan Chao, Aref Ben Ahmed Jallouli, Dimitris Elias Katsoulis