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. 22, 1988
Filed:
Aug. 21, 1986
Applicant:
Inventors:
William P Blackburn, Evans City, PA (US);
Ronald R Ambrose, Allison Park, PA (US);
Samuel Porter, Jr, Natrona Heights, PA (US);
Mary J Burkholder, Mars, PA (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
4274071 ; 427409 ; 427410 ; 428413 ; 428414 ; 428418 ;
Abstract
Disclosed herein is an improved process of preparing color-plus-clear coatings, the improvement comprising high solids thermosetting coating compositions comprising polyepoxides and anhydrides as effective curing agents therefor. Films from these coating compositions are of remarkable appearance and are attended by remarkably low volatile organic content (VOC).