Patent ID: 6596819
Filing Date: 2003-07-22
Classification: B32B,C08G,C09J

Abstract:
A polyisocyanate curing agent for a laminate adhesive comprising:(A) an isocyanate group-terminated prepolymer having isocyanurate group and urethane group, obtained by reacting an organic polyisocyanate containing at least (a1) an aromatic diisocyanate, with an active hydrogen group-containing compound containing at least (a2) a diol compound having a number-average molecular weight of 100 to 2,000, and (B) an isocyanate group-terminated prepolymer having urethane group, wherein the component (B) is an isocyanate group-terminated prepolymer having urethane group, obtained by reacting (b1) an organic diisocyanate with (b2) a polyhydric alcohol.