Patents by Inventor William R. Wilbur

William R. Wilbur 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).

  • Multifunctional reactive polymeric diluent and method relating thereto
    Patent number: 5212268
    Abstract: The present invention is directed to a reactive diluent comprising a backbone portion and a pendant group portion. The backbone portion comprises at least two polymerizable sites, and the pendant group portion comprising a functional group having the following formula: ##STR1## wherein Z is an ethylenically unsaturated hydrocarbyl or substituted hydrocarbyl group containing from 2 to about 12 carbon atoms and wherein said pendant group is capable of a (2+2) cyclo-addition with another like pendant group of the above formula. The chain extending reaction site is preferably used in a polymerization reaction to provide a polymeric material, and the cross-linking reactive site is preferably used to create cross-linking as needed or desired.
    Type: Grant
    Filed: October 23, 1992
    Date of Patent: May 18, 1993
    Assignee: The B. F. Goodrich Company
    Inventors: Carl J. Long, II, William F. Masler, III, William R. Wilbur, Gary L. Julian, Julius Farkas
  • Maleimido group containing monomers
    Patent number: 5196550
    Abstract: The present invention is directed to a reactive diluent comprising a backbone portion and a pendant group portion. The backbone portion comprises at least two polymerizable sites, and the pendant group portion comprising a functional group having the following formula: ##STR1## wherein Z is an ethylenically unsaturated hydrocarbyl or substituted hydrocarbyl group containing from 2 to about 12 carbon atoms and wherein said pendant group is capable of a (2+2) cyclo-addition with another like pendant group of the above formula. The chain extending reaction site is preferably used in a polymerization reaction to provide a polymeric material, and the cross-linking reactive site is preferably used to create cross-linking as needed or desired.
    Type: Grant
    Filed: April 30, 1990
    Date of Patent: March 23, 1993
    Assignee: The B. F. Goodrich Company
    Inventors: Carl J. Long, II, William F. Masler, William R. Wilbur, Gary L. Julian, Julius Farkas