| 摘要 |
Provided is a protective sheet for a coating layer comprising a substrate sheet having a pressure-sensitive adhesive layer, capable of being applied as well to a coated surface which is insufficiently cured immediately after drying, wherein a pressure-sensitive adhesive constituting the pressure-sensitive adhesive layer described above comprises a resin obtained by cross-linking a copolymer having unsaturated groups on side chains through irradiating with an energy beam, and the copolymer described above comprises at least one selected from butyl(meth)acrylate, 2-ethylhexyl(meth)acrylate and isooctyl(meth)acrylate as a monomer component.
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