Patent ID: 8470420

Claim:
A heat-shrinkable film containing a mixed resin containing (A) a polylactic acid resin and (B) a (meth)acrylic resin, or having at least 1 layer of the mixed resin, wherein the heat shrinkage rate in the film main shrinkage direction when immersed in 80° C. water for 10 seconds is 20% or more wherein the mass ratio of (A) the polylactic acid resin and (B) the (meth)acrylic resin in the mixed resin is (A)/(B)=95/5 to 60/40, and wherein (B) the (meth)acrylic resin is a methyl methacrylate homopolymer, or a copolymer consisting essentially of 2 or more monomers selected from the group consisting of methyl (meth)acrylate, ethyl (meth)acrylate, butyl (meth)acrylate, and (meth)acrylic acid.