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. 05, 2002
Filed:
Nov. 08, 1999
Applicant:
Inventors:
Luciana Crisci, Graffignana, IT;
Fabio Broussard, Brusaporto, IT;
Carlo Neri, S. Donato M. se, IT;
Mauro Adovasio, Bergamo, IT;
Assignee:
Great Lakes Chemical Italia S.R.L., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/3435 ; C08K 5/3492 ; C08K 5/35 ;
U.S. Cl.
CPC ...
C08K 5/3435 ; C08K 5/3492 ; C08K 5/35 ;
Abstract
Compounds belonging to the group of enamines consisting of derivatives of &bgr;-keto-esters or &bgr;-keto-amides or 1,3-diketones with primary or secondary aliphatic or aromatic amines carrying at least one sterically hindered amine group having general formula (I) in the molecule. The compounds having general formula (I) can be used as antioxidants or light stabilizers for organic polymers.