Patents by Inventor William J. Shibe, Jr.

William J. Shibe, 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).

  • Salt of sulfonated styrene oligomer, method of preparation thereof, and use thereof as dispersing agent and viscosity reducer
    Patent number: 4096089
    Abstract: A method of effectively utilizing styrene still bottoms waste material is described. The waste material is primarily styrene oligomer which is sulfonated and used as a dispersing agent.
    Type: Grant
    Filed: March 8, 1977
    Date of Patent: June 20, 1978
    Assignee: Sybron Corporation
    Inventors: William J. Shibe, Jr., William Wood
  • Aziridine monomers and copolymers
    Patent number: 3974131
    Abstract: A group of new monomers containing aziridinyl functionality as well as unsaturated carbon to carbon bonds are synthesized by addition of alkylenimine to propenic acid esters of polyhydroxy compounds in controlled quantities. The monomers readily form copolymers with other monomers and find use as adhesion promoters in vinyl formulations.
    Type: Grant
    Filed: February 14, 1975
    Date of Patent: August 10, 1976
    Assignee: Sybron Corporation
    Inventors: Joseph Emil Puskas, William J. Shibe, Jr., William Wood