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. 23, 1982
Filed:
Sep. 10, 1980
Kenneth R Molt, Cincinnati, OH (US);
Mary J Zestermann, Cincinnati, OH (US);
Carstab Corporation, Reading, OH (US);
Abstract
Polyalkylated 4-aminopiperidine derivatives having the formula: ##STR1## wherein R is a C.sub.1 -C.sub.19 alkyl group, a cycloalkyl group of from 5 to 7 carbon atoms, an unsubstituted aryl group, an aryl group substituted with one or more C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy groups, an aralkyl group having 7 or 8 carbon atoms, or ##STR2## where x is an integer from 0 to 4 inclusive and R' is C.sub.1 -C.sub.4 alkyl, which are useful as stabilizers for synthetic polymers are disclosed. Also disclosed are compositions stable to photo-deterioration comprising said polyalkylated 4-aminopiperidine derivatives and a synthetic polymer.