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:
Sep. 13, 1988
Filed:
Nov. 24, 1986
Applicant:
Inventor:
Josef Ertl, Wertingen, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08G / ; C07D / ;
U.S. Cl.
CPC ...
524 97 ; 524 96 ; 546 16 ; 546 18 ; 546 19 ; 546 20 ; 528 87 ; 528211 ;
Abstract
Novel diazaspirodecanes of the general formula ##STR1## are prepared from known diazaspirodecane compounds and epoxy compounds or by reacting diazaspirodecane-substituted epoxy compounds with alcohols or amines and are excellent light stabilizers for synthetic polymers.