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:
Feb. 13, 2018
Filed:
Aug. 28, 2013
Applicant:
Evonik Degussa Gmbh, Essen, DE;
Inventors:
Juan Jesus Burdeniuc, Colmar, PA (US);
Torsten Panitzsch, Henstedt-Ulzburg, DE;
John Elton Dewhurst, Bethlehem, PA (US);
Assignee:
Evonik Degussa GmbH, Essen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/16 (2006.01); C08G 18/09 (2006.01); C08G 18/18 (2006.01); C08G 18/22 (2006.01); C08G 18/42 (2006.01); C08G 101/00 (2006.01);
U.S. Cl.
CPC ...
C08G 18/168 (2013.01); C08G 18/092 (2013.01); C08G 18/1808 (2013.01); C08G 18/225 (2013.01); C08G 18/42 (2013.01); C08G 2101/0025 (2013.01); C08G 2105/02 (2013.01);
Abstract
The present invention provides trimerization catalyst compositions having a sterically hindered carboxylate salt and methods to produce a polyisocyanurate/polyurethane foam using such trimerization catalyst compositions.