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:
Mar. 26, 2019
Filed:
Jun. 03, 2015
Applicant:
Rhein Chemie Rheinau Gmbh, Mannheim, DE;
Inventors:
Wilhelm Laufer, Ellerstadt, DE;
Martina Schoenhaber, Darmstadt, DE;
Armin Eckert, Oberhausen-Rheinhausen, DE;
Oliver Herd, Wuppertal, DE;
Rolf Sperber, Wuppertal, DE;
Assignee:
LANXESS Deutschland GmbH, Cologne, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 267/00 (2006.01); C08G 18/81 (2006.01); C08G 18/02 (2006.01); C08K 5/29 (2006.01); C08L 75/06 (2006.01); C08G 18/09 (2006.01);
U.S. Cl.
CPC ...
C07C 267/00 (2013.01); C08G 18/02 (2013.01); C08G 18/025 (2013.01); C08G 18/095 (2013.01); C08G 18/81 (2013.01); C08K 5/29 (2013.01); C08L 75/06 (2013.01);
Abstract
The present invention relates to novel processes for producing bis[3-isopropenyl-α,α-dimethylbenzyl]carbodiimide, to the thus-produced bis[3-isopropenyl-α,α-dimethylbenzyl]carbodiimide and to the use thereof as a hydrolysis inhibitor in polyurethane (PU)-based systems, preferably thermoplastic TPU, PU adhesives, PU casting resins, PU elastomers or PU foams.