Patents by Inventor Frank C. Williams, Jr.

Frank C. Williams, Jr. 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).

  • Compositions based on silicon-containing resins having hydrolyzable groups
    Patent number: 4652610
    Abstract: Disclosed is a curable composition containing (A) a first silicon-containing resin containing at least one molecule having in a terminal and/or side chain thereof at least one silicon atom bonded to a group Y, wherein Y represents a hydrolyzable group; and (B) a second silicon-containing resin, different from the first silicon-containing resin. The second silicon-containing resin contains at least one molecule having in a terminal and/or side chain thereof at least one group corresponding to the following formula ##STR1## wherein Q is the residue of a substance such as a polyester resin, an acrylic resin, a urethane resin, a polyamide resin, and a polyether resin,each Y represents a hydrolyzable group,each R represents a C.sub.1 -C.sub.4 alkyl group, a vinyl group or an allyl group,each R' represents H or a C.sub.1 -C.sub.4 alkyl group,a is an integer of from 0 to 2,b is an integer of from 0 to 6, andn is an integer of from 1 to 2.
    Type: Grant
    Filed: January 3, 1986
    Date of Patent: March 24, 1987
    Assignee: PPG Industries, Inc.
    Inventors: Rostyslaw Dowbenko, Debra L. Singer, William P. Blackburn, Frank C. Williams, Jr.