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:
Oct. 21, 1986
Filed:
Feb. 27, 1985
Applicant:
Inventors:
Giuseppe Cantatore, Bitonto, IT;
Valerio Borzatta, Bologna, IT;
Assignee:
Ciba-Geigy S.p.A., Origgio, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
524 97 ; 546187 ; 546188 ; 546242 ; 544130 ; 544212 ; 544360 ; 524 98 ; 524 99 ; 524100 ; 524102 ; 524103 ;
Abstract
Novel compounds containing piperidine groups, of the general formula ##STR1## in which R.sub.1 is hydrogen, O--, cyanomethyl, C.sub.1 -C.sub.12 -alkyl, C.sub.3 -C.sub.12 -alkenyl or -alkynyl, C.sub.7 -C.sub.12 -aralkyl or C.sub.1 -C.sub.12 -acyl, m is an integer from 1 to 12, n is an integer from 1 to 3 and A is an amine radical, are suitable as light stabilizers, heat stabilizers and oxidation stabilizers for synthetic polymers. Processes for their preparation are also described.