Patents

Laminating film and laminate

March 30, 2004

1. A laminate film comprising: an adhesive layer composed of an adhesive agent; a first resin layer composed of a polypropylene resin and the first resin layer being formed above the adhesive layer; and a second resin layer formed between the first resin layer and the adhesive layer, the second resin layer containing a propylene-a-olefin copolymer as a main component, the second resin layer being at least 0.5 times thicker than the first resin layer, the second resin layer having a Vicat softening point lower than that of the first resin layer, and the second resin layer having a melting point lower than that of the first resin layer by 2° C. or more; and zinc oxide fine particles in at least one of the adhesive layer, the first resin layer, and the second resin layer.