Patent ID: 9708511
Date: 2017-07-18
CPC Classifications: C08L,C09J

Claim:
1. An adhesive composition comprising: a butyl-based rubber; a tackifier having a softening point of 90° C. or more; and a curing agent selected from the group consisting of an acrylate resin, a methacrylate resin, an isocyanate resin, a melamine resin, a urethane resin, an epoxy resin, an acid anhydride, a polyamine resin, and a carboxy group-containing polymer, wherein the butyl-based rubber has an amount of 50 wt % to 70 wt % relative to total weight of the adhesive composition, the tackifier has an amount of 5 wt % to 10 wt % relative to total weight of the adhesive composition, and the butyl-based rubber includes repeat units derived from isoprene having an amount of 1 mol % to 5 mol % of the total repeat unit.