HOT-MELT ADHESIVE SHEET FOR LAMINATED POLISHING PAD AND ADHESIVE-LAYER-BEARING SUPPORT LAYER FOR LAMINATED POLISHING PAD

摘要

the present invention, a high temperature for a long time of being polished by the polishing layer and, if any separation is difficult to provide a laminated polishing pad for hot-melt adhesive sheet between the support layer for the purpose. Stacked polishing pad for hot-melt adhesive sheet of the present invention, is used to laminate the abrasive layer and the backing layer, the hot-melt adhesive, a polyester-based hot-melt adhesive, the base polymer for the polyester resin 100 parts by weight of the molecule a glycidyl group and an epoxy resin having two or more, characterized in that it contains 2 to 10 parts by weight.