Patents by Inventor Brian Eugene Farrell

Brian Eugene Farrell 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).

  • Hydroxymethyl quinuclidine catalyst compositions for making polyurethane foams
    Patent number: 5710191
    Abstract: A method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of a blowing agent, a cell stabilizer and a catalyst composition comprising at least one compound of either of the following formulas IA and IB: ##STR1## where R is hydrogen, methyl or hydroxymethyl. The preferred catalysts comprise 3-hydroxymethyl quinuclidine, 3-methyl-3-hydroxymethyl quinuclidine and 4-hydroxymethyl quinuclidine.
    Type: Grant
    Filed: May 21, 1996
    Date of Patent: January 20, 1998
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Mark Leo Listemann, Kristen Elaine Minnich, Brian Eugene Farrell, Lisa Ann Mercando, Michael John Kimock, James Dudley Nichols