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:
Nov. 28, 1989
Filed:
Jul. 13, 1987
Applicant:
Inventors:
Shosaku Yamamoto, Yokohama, JP;
Kazuo Kakinuma, Yokohama, JP;
Fumio Sodeyama, Chigasaki, JP;
Junji Mayumi, Tsu, JP;
Riichiro Maruta, Yokkaichi, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
524504 ; 525 66 ; 525 83 ; 525 84 ; 525 95 ; 524505 ;
Abstract
A primer composition usable for steel sheet and plastic sheet in vehicle bodies consists essentially of a component A composed of a resin obtained by graft-polymerizing a styrene-butadiene-styrene block copolymer or its hydrogenated polymer with .alpha.,.beta.-unsaturated carboxylic acid or its anhydride, a component B of a crosslinking agent and a component C of an epoxy compound, and has particular weight ratios as solid content of component A to component B and components A+B to component C.