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:
Jan. 18, 1994
Filed:
Aug. 21, 1991
Masakazu Ohkita, Osaka, JP;
Tetsuzo Arai, Takarazuka, JP;
Manasori Yoshiiwa, Wakayama, JP;
Koichi Yamada, Yawata, JP;
Iwao Sumiyoshi, Osaka, JP;
Ryoii Ishihara, Hirakata, JP;
Sumitomo Metal Industries, Ltd., Osaka, JP;
Nippon Paint Co., Ltd., Osaka, JP;
Abstract
A radiation curable primer coating composition is provided comprising (a) a reaction product of an epoxide compound and an ethylenically unsaturated monocarboxylic acid, (b) a compound of the formula: ##STR1## wherein R is hydrogen atom or methyl, A is a C.sub.2 -C.sub.4 alkylene group, and n is 0, 1 or 2; and (c) a compound having at least one epoxy group per molecule. The composition may be applied onto a steel substrate and cured by the irradiation of an actinic radiation for improving properties of subsequently applied polyolefin coatings thereon.