The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 01, 2008
Filed:
May. 03, 2004
Applicants:
Robert A. Grigsby, Jr., Austin, TX (US);
Robert L. Zimmerman, Austin, TX (US);
Inventors:
Robert A. Grigsby, Jr., Austin, TX (US);
Robert L. Zimmerman, Austin, TX (US);
Assignee:
Huntsman Petrochemical Corporation, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 55/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention concerns a compound formed from a tertiary amine-carboxylic acid salt, where the carboxylic acid and tertiary amine are selected such that the catalyst salt is blocked at room temperature and becomes unblocked at an elevated temperature. The compound is useful as a heat activated urethane catalyst.