Abstract: An ultraviolet light curable composition containing an ethoxylated bisphenol A or bisphenol F diacrylate or dimethacrylate; a polyfunctional acrylate or methacrylate, N-vinyl pyrrolidone, a long chain acrylate or methacrylate, and a photoinitiator, and use thereof.
Type:
Grant
Filed:
June 9, 1989
Date of Patent:
August 14, 1990
Assignee:
International Business Machines Corporation
Inventors:
Samuel J. Falcone, Richard M. Phelan, deceased, David R. Smith
Abstract: A liquid heat- and light-sensitive resinous composition which contains as main components (A) a photopolymerizable compound prepared by reacting a novolak type epoxy compound with successively, an unsaturated monocarboxylic acid represented by at least one of formula (I) and (II) and a saturated or unsaturated polybasic acid anhydride, (B) a photopolymerizable compound having at least one ethylenic unsaturated double bond, (C) an epoxy compound having at least one epoxy group, (D) a photopolymerization initiator, (E) a thermosetting catalysts capable of making an epoxy group undergo a thermal reaction, and (F) an organic solvent; ##STR1## wherein R represents -H or -CH.sub.3 ; R.sup.1, R.sup.2 and R.sup.3 each represents an unsubstituted or substituted alkylene group, an unsubstituted or substituted arylene group, or an unsubstituted or substituted aralkylene group; and X represents -COO-, -OCO- or -O-.