Patent ID: 9090800
Filing Date: 2015-07-28
Classification: C08G,C08L,C09J,Y02P,Y10T

Abstract:
1. An adhesive tape comprising a heat-resistant substrate and an adhesive layer containing an adhesive composition disposed on the heat-resistant substrate, wherein the adhesive composition consists of a bisphenol A phenoxy resin dissolved in an organic solvent, a curing agent, an energy ray curable acrylic resin and a photoinitiator, wherein the adhesive composition comprises 5 to 40 parts by weight of phenoxy resin on the basis of 100 parts by weight of the organic solvent, 5 to 20 parts by weight of the curing agent and 5 to 30 parts by weight of the energy ray curable acrylic resin on the basis of 100 parts by weight of the bisphenol A phenoxy resin, and 0.5 to 10 parts by weight of the photoinitiator on the basis of 100 parts by weight of the energy ray curable acrylic resin, and wherein the adhesive layer is formed by curing the adhesive composition, and the adhesive composition of the cured adhesive layer has a glass transition temperature ranging from 80° C. to 150° C.