| abstract |
assignment An object of the present invention is to provide a pressure-sensitive adhesive sheet which does not scatter chips at the time of dicing, can easily pick up, and hardly occurs an adhesive residual phenomenon. Resolution An adhesive sheet obtained by laminating a photocurable pressure sensitive adhesive layer on a substrate, wherein the photocurable pressure sensitive adhesive comprises a (meth) acrylic acid ester copolymer, a photopolymerizable compound, a polyfunctional isocyanate curing agent, a photopolymerization initiator, and a tackifying resin, An adhesive sheet is provided wherein the tackifying resin is a fully or partially hydrogenated terpene phenol resin. |