Polishing sheet

The invention provides a polishing sheet comprising a support and an abrasive layer formed thereon with an adhesive layer interposed therebetween, characterized in that the adhesive layer is formed by a cured layer of a thermosetting and/or photo-curable curable adhesive composition based on at least one resin selected from the group consisting of(A) an ethylene-vinyl acetate copolymer,(B) a copolymer of ethylene, vinyl acetate, and an acrylate and/or methacrylate monomer,(C) a copolymer of ethylene, vinyl acetate, and maleic acid and/or maleic anhydride,(D) a copolymer of ethylene, an acrylate and/or methacrylate monomer, and maleic acid and/or maleic anhydride, and(E) an ionomer resin in the form of an ethylene-methacrylic acid copolymer whose molecules are bonded by a metal ion.