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. 17, 1992
Filed:
Oct. 30, 1990
Applicant:
Inventors:
Lonnie S Jones, Minneapolis, MN (US);
Donald W Boespflug, Lino Lakes, MN (US);
Philip J Ruhoff, Minneapolis, MN (US);
Assignee:
The Valspar Corporation, Minneapolis, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
524600 ; 524601 ; 525437 ; 525444 ; 5254445 ; 528272 ; 528274 ;
Abstract
Base alkyd resins are modified to provided increased hydrolytic stability by reacting them with a polybasic acid composition containing one or more cycloaliphatic polybasic acids, the resulting modified alkyd having an acid number in the range of 25-100 and having pendent carboxy-functional monoester groups derived from the cycloaliphatic polybasic acids.