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:
Sep. 05, 1978
Filed:
Apr. 06, 1977
Applicant:
Inventors:
Katsuji Takase, Yokohama, JP;
Toshimoto Tsuji, Yokohama, JP;
Jun-ichi Fukuda, Yokohama, JP;
Yasuchika Hiyamori, Kamakura, JP;
Assignee:
Dai Nippon Toryo Co., Ltd., Kamakura, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 260 / ; 260 38 ; 260 4222 ; 260 4243 ; 260 4244 ; 526-2 ; 526-4 ;
Abstract
The present invention relates to an anticorrosion primer coating composition comprising (i) a polyvinyl butyral resin, (ii) a mixture of a borate compound and a molybdate compound or a polyphosphate compound, and (iii) phosphoric acid.