Patent ID: 6776285
Filing Date: 2004-08-17
Classification: B65D

Abstract:
A blister pack comprising:a thermoformed sheet-like body having a number of protrusions extruded from a surface of the body; and a laminated film made from a synthetic resinous material, which closes openings of recesses on a reverse face of the sheet-like thermoformed body after to-be-packaged matters have been placed in the recesses, each recess forming an interior of each protrusion, wherein said laminated film which closes the openings comprises a polyethylene terephthalate layer, and a film layer composed of a blend material consisting of an ethylene/vinyl acetate copolymer resin and an olefin resin and laminated to said polyethylene terephthalate layer, said laminated film is layered on said thermoformed sheet-like body such that the film layer composed of the blend material faces the reverse face of said thermoformed sheet-like body, and bonded to the sheet-like thermoformed body with a small bonding strength to be capable of peeling, and a cut is formed in a position surrounding the opening of each recess such that the cut penetrates the laminated film from a face of the laminated film opposite the sheet-like thermoformed body in a thickness direction thereof but does not penetrate the sheet-like thermoformed body in the thickness direction thereof.