Patent ID: 6380292
Filing Date: 2002-04-30
Classification: A61F,A61L,C08L,C09J,Y10T

Abstract:
A hydrophilic hot melt adhesive composition, comprising the following components:about 10-50% of a thermoplastic polymer selected from the group consisting of polybutylenes, S-I-S and S-B-S styrenic block copolymers, and atactic polyalphaolefins; about 40-80% of a tackifying resin; about 0-40% of a plasticizer; about 0.1-2% of an antioxidant; and about 0.1-30% of a surfactant having an HLB of less than 15, said surfactant consisting of a fatty acid ester, the components totaling 100% by weight, and with the proviso that the composition is substantially free of a filler, and wherein the adhesive has a contact angle of less than about 75Â°.