Toyo Aluminum Kabushiki Kaisha

Nippon Film Industrial Co., Ltd.

Masaei Ibi

Mamoru Kamada

Noboru Andoh

Kenichi Itakura

Masashi Yamamoto

Tomonobu Sekiguchi

Toru Hanaya

A packaging pouch having a laminate of easily peelable tapes heat-bonded to the package body where an opening of the package is to be formed. The laminate has outer heat-bonding layers heat-fused to heat-sealing layers of the package body. The bonding strength between the heat-bonding layers are such that they can be peeled from each other by hand, The laminate may be formed by co-extruding synthetic resins or by heat-bonding, The laminate may protrude into the package body from where the laminate is thermally bonded to the package body,

Package

This invention provides a packaging material comprising a metallic foil and at least one heat-shrinkable film of synthetic resin disposed on at least one surface of the metallic foil, the film being superposed on the metallic foil and comprising superposed portions bonded to the metallic foil and superposed portions to be heat-shrunk and not bonded to the metallic foil, and the portions to be heat-shrunk of the film being shrunk by application of heat and also provides a sealing cap made of the packaging material suitable for sealing the capped mouths of bottles for wine, champagne or the like.

Packaging material and sealing cap

Growing community of inventors

Isesaki, Japan

Masaei Ibi