Patent ID: 7641948

Claim:
An in-mold transfer film comprising: a film base; a mold-release layer provided on a surface of the base; and a printed ink layer provided on a surface of the mold-release layer by thermally transferring ink using a thermal transfer printer, wherein, in in-mold decorating, a molded part as a transferred object is formed, and at the same time, the printed ink layer is printed directly on a surface of the molded part, and wherein the following conditions are satisfied, F 2 >F 1 , F 3 >F 2 , F 3 >F 1 , and F 3 >F 1 +F 4 +F 5 where F 1 is an adhesive force at an interface between the base and the mold-release layer, F 2 is an adhesive force at an interface between the mold-release layer and the printed ink layer, F 3 is an adhesive force at an interface between the printed ink layer and the transferred object, F 4 is a cohesive force of the mold-release layer, and F 5 is a cohesive force of the printed ink layer.