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:
Jun. 18, 1991
Filed:
Nov. 19, 1990
Applicant:
Inventors:
Siegfried Wolff, Bornheim-Merten, DE;
Udo Goerl, Meckenheim, DE;
Assignee:
Degussa Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524 99 ; 524100 ; 524188 ; 524492 ; 524495 ; 523169 ; 523213 ;
Abstract
The invention relates to N,N'- and N,N',N'-substituted silyl ureas of the general formula ##STR1## and to their use as antidegradation agents which can not be washed out in polymers, especially rubber.