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. 12, 1996
Filed:
Mar. 07, 1995
Applicant:
Inventors:
Siegmund Pohl, Ludwigshafen, DE;
Friedhelm Lehrich, Lemfoerde, DE;
Manfred Genz, Damme, DE;
Bernd Bruchmann, Ludwigshafen, DE;
Helmut Tesch, Roedersheim-Gronau, DE;
Roland Minges, Gruenstadt, DE;
Joachim Streu, Dachau, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
560 25 ; 524195 ; 528 80 ; 528 83 ; 528 84 ; 560 27 ; 564252 ;
Abstract
The present invention relates to novel carbodiimides or oligomeric polycarbodiimides containing terminal isocyanate, urea and/or urethane groups, methods for their preparation, and their use as hydrolysis stabilizers.