Durch Wärmeeinwirkung wieder abziehbare druckempfindliche doppelseitige Klebefolie, Klebeverfahren von bearbeitetem Material mit der Klebefolie und elektronisches Bauteil

摘要

A heat-peelable double-faced pressure-sensitive adhesive sheet which comprises a substrate (a) , a heat-peelable pressure-sensitive adhesive layer (b) formed on one side of the substrate (a) and containing heat-expandable microspheres, and a pressure-sensitive adhesive layer (c) formed on the other side of the substrate (a), wherein the heat-peelable pressure-sensitive adhesive layer (b) and the substrate (a) are peelable from each other by heating.