Patent ID: 6171700
Filing Date: 2001-01-09
Classification: C08F,Y10T

Abstract:
A curable composite material composition comprising(A) a polymerizable unsaturated resin,(B) a fiber reinforcing material and/or filler and(C) a polymerization initiator comprising(a) an organic boron compound represented by the general formula (1) ##STR4##wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 each independently represent an alkyl group, an aryl group, an allyl group, an aralkyl group, an alkenyl group, an alkynyl group, a silyl group, a heterocyclic group, a halogen atom, a substituted alkyl group, a substituted aryl group, a substituted allyl group, a substituted aralkyl group, a substituted alkenyl group, a substituted alkynyl group or a substituted silyl group, and Z.sup.+ represents a cation,(b) an acidic compound selected from the group consisting of oligomers and polymers of maleic acid, maleic anhydride, fumaric acid, half esters of fumaric acid, acrylic acid, methacrylic acid and itaconic acid, and(c) a hexaarylbiimidazole compound represented by the general formula (2) ##STR5##wherein L.sub.1, L.sub.2 and L.sub.3 each independently represent an aryl group or a substituted aryl group.