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. 14, 2000
Filed:
Dec. 18, 1996
Applicant:
Inventors:
Walter H Ohrbom, Hartland Township, MI (US);
John E Boisseau, Bloomfield Hills, MI (US);
Donald L St Aubin, Commerce Township, MI (US);
John W Rehfuss, West Bloomfield, MI (US);
Assignee:
BASF Corporation, Southfield, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08K / ;
U.S. Cl.
CPC ...
528367 ; 528405 ; 528423 ; 524100 ; 525375 ;
Abstract
A durability enhancing agent which comprises an ultraviolet light absorbing compound or hindered amine light stabilizer, or mixture thereof, bonded to a non-acrylic monomeric, oligomeric, or polymeric component, said agent comprising more than one carbamate functional group, group convertible to a carbamate group, or a group that crosslinks with a carbamate functional group. Also included is a coating composition including the durability enhancing agent for improved resistance to environmental etch.