| 摘要 |
Provided is a protective sheet for a coating layer comprising a substrate sheet having a pressure-sensitive adhesive layer, wherein the pressure-sensitive adhesive layer is obtained by cross-linking of a layer through irradiating with an active energy beam, and the layer comprises a composition containing a component (A) an acrylic-based homopolymer or copolymer containing at least one selected from butyl(meth)acrylate, 2-ethylhexyl(meth)acrylate and isooctyl(meth)acrylate as a monomer component and containing no active hydrogens and a component (B) a multifunctional (meth)acrylate monomer or oligomer.
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