REPEATEDLY OPENABLE AND CLOSABLE SEALED PLASTIC CONTAINER

摘要

PROBLEM TO BE SOLVED: To provide a plastic container for cups, trays and the like for closing again a cover and a container main body after opening the heat-sealed cover and providing the good sealing properties in the case of being opened and closed repeatedly. ;SOLUTION: In a plastic container formed of a container main body 2 with a flange section and a cover 3, the cover 3 is constituted of an outer layer resin layer 4, an adhesive resin intermediate layer 6 and an inner layer heat- sealing resin layer 5, and at least the flange section 10 of the container main body 2 is composed of heat-sealing resin, and the container main body 2 and the cover 3 are heat sealed by the flange section 10, and easily opening processing sections 8 and 9 are formed along the heat-sealing section on the inner layer heat-sealing resin layer 5 of the cover 3.;COPYRIGHT: (C)1999,JPO