Decorative sheet
Provided are a decorative sheet which has excellent processability and with which an increase in workability during mounting can be achieved, a formed sheet obtained by forming the decorative sheet, and a formed sheet manufacturing method. The decorative sheet 1 is provided with a release layer 2 , a pressure-sensitive adhesive layer 3 disposed on a surface of the release layer 2 , and a skin layer 4 disposed on a surface of the pressure-sensitive adhesive layer 3 . The release layer 2 includes a shape retention layer 5 and an easy release layer 6 interposed between the pressure-sensitive adhesive layer 3 and the shape retention layer 5 . The shape retention layer 5 is a resin sheet made from an acrylonitrile-butadiene-styrene copolymer. The shape retention layer 5 has a thickness of not less than 100 μm and not more than 700 μm.
1. A decorative sheet comprising:
a release layer;
a pressure-sensitive adhesive layer disposed on a surface of the release layer; and
a skin layer disposed on a surface of the pressure-sensitive adhesive layer, the skin layer comprising polyvinyl chloride resin,
wherein,
the release layer includes a shape retention layer, and an easy release layer interposed between the pressure-sensitive adhesive layer and the shape retention layer, wherein the easy release layer comprises polypropylene resin;
the shape retention layer is a resin sheet made from an acrylonitrile-butadiene-styrene copolymer; and
the shape retention layer has a thickness of not less than 100 μm and not more than 700 μm.
2. The decorative sheet according to claim 1 , wherein the shape retention layer has a softening start temperature of not less than 80° C. and not more than 150° C.
3. The decorative sheet according to claim 1 , wherein the shape retention layer has a rate of elongation at 120° C. of not less than 200%.
4. The decorative sheet according to claim 2 , wherein the shape retention layer has a rate of elongation at 120° C. of not less than 200%.
5. The decorative sheet according to claim 1 , wherein the shape retention layer has a thickness of greater than 200 μm and not more than 700 μm.