Patent ID: 7638203

Claim:
A heat shrinkable polyester film satisfying items (A) to (C): (A) an easily-slipping layer having an amount of coating in terms of solid content of 0.002 to 0.5 g/m 2 is formed on at least one surface of the polyester film, wherein the solid content contains a silicone component; (B) a friction coefficient between two portions of a surface of the easily-slipping layer satisfies a relationship of μd≦0.27; and (C) the heat shrinkable polyester film exhibits a heat shrinkage percentage of not less than 50% in a maximum shrinkage direction, after immersion in hot water at 95° C. for 10 seconds; and wherein the easily-slipping layer includes a polyester resin component having a styrene moiety in a molecule thereof.