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:
Jun. 10, 1997
Filed:
May. 12, 1995
Applicant:
Inventors:
Atsuko Kaneko, Yokohama, JP;
Shinya Tahara, Yokohama, JP;
Assignee:
AG Technology Co., Ltd., Yokohama, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ; G03F / ;
U.S. Cl.
CPC ...
428204 ; 428205 ; 428 76 ; 522142 ; 522172 ; 522182 ; 430-7 ; 4302801 ; 4302881 ; 4302721 ; 430321 ; 430961 ;
Abstract
A composition for a protective film, which comprises the following components (A), (B), (C) and (D), wherein the proportions of the main components (A) and (B) are substantially from 5 to 60 wt % of (A) and from 35 to 90 wt % of (B), based on the total amount of the composition: (A) a photopolymerizable polyfunctional (meth)acrylate monomer and/or oligomer; (B) an oligomer or polymer of a non-acrylic epoxide; (C) a photopolymerization initiator; and (D) an epoxy-curing agent.