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. 18, 2003
Filed:
Mar. 29, 2002
Applicant:
Inventors:
Kei Ito, Hiratsuka, JP;
Chicara Kawamura, Hiratsuka, JP;
Assignee:
Kansai Paint Co., Ltd., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 6/400 ; C08G 6/302 ;
U.S. Cl.
CPC ...
C08G 6/400 ; C08G 6/302 ;
Abstract
A process is disclosed, which enables production of alkyd resins within a short time, by conducting depolymerization and esterification reactions of polyester resins whose main starting material is terephthalic acid and which have been recovered from waste materials and regenerated, in a mixture of a polyhydric alcoholic component comprising tetra- or higher alcohol, an oil and fat and/or a fatty acid, and a polybasic acid component.