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. 17, 1998
Filed:
Jul. 11, 1996
Applicant:
Inventors:
Assignee:
Mitsubishi Chemical Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03F / ; G03F / ; G03F / ;
U.S. Cl.
CPC ...
4302841 ; 522 96 ;
Abstract
A photopolymerizable composition comprising addition-polymerizable ethylenically unsaturated double bond-containing compounds and a photopolymerization initiator system, wherein, as the addition-polymerizable ethylenically unsaturated double bond-containing compounds, a compound (A) having at least 2 urethane bonds and at least 6 ethylenically unsaturated double bonds, and a compound (B) having no urethane bond and at least 3 ethylenically unsaturated double bonds, are contained in a weight ratio of from 4:1 to 1:4.