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:
Dec. 10, 2002
Filed:
Oct. 02, 2000
Applicant:
Inventors:
Manfred Appel, Landau, DE;
Hubert Trauth, Dudenhofen, DE;
Jürgen Krockenberger, Stuttgart, DE;
Alexander Aumüller, Duchess Crest, SG;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/1575 ;
U.S. Cl.
CPC ...
C08K 5/1575 ;
Abstract
Described is a stabilizer composition comprising a 3-arylacrylic ester, a polymeric compound having a molecular weight of at least 2000 which carries, on a polymeric framework, side groups having secondary amine functions, all substituents positioned to the amine nitrogen being other than hydrogen, a chroman derivative, and an organic phosphite and/or phosphonite. The stabilizer composition is particularly suitable for stabilizing thermoplastic polyurethane against light, oxygen and heat.