Patents by Inventor Ollie W. Chandler

Ollie W. Chandler 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).

  • Method for polyurethane foam using a tri-tertiary amine catalyst
    Patent number: 4297443
    Abstract: A method of catalyzing the curing of polyurethane foams formed by reacting a polyol with a diisocyanate in the presence of a blowing agent and a catalyst comprising using as the catalyst a compound of the formula ##STR1## where n is 0 or 1, R is methyl or ethyl and R' is hydrogen, methyl of dimethylamino.
    Type: Grant
    Filed: August 28, 1980
    Date of Patent: October 27, 1981
    Assignee: International Minerals & chemical Corporation
    Inventors: Paul E. Eckler, William A. Summers, Ollie W. Chandler