Title:
TRANSPARENT MOISTUREPROOF PACKING MATERIAL
Document Type and Number:
Japanese Patent JPH05269913
Kind Code:
A
Abstract:
PURPOSE: To provide a highly practical transparent moistureproof packing material having sufficient moistureproof properties and not generating the release of an MgO layer from a base film.
CONSTITUTION: In a transparent moistureproof packing material wherein a transparent moistureproof layer and a resin layer having heat sealability are laminated on a base material composed of a transparent polymer, the transparent moistureproof layer is constituted of two layers of a metal fluoride layer and a magnesium oxide (MgO) layer.
Inventors:
Ryuji Miyamoto
Kano Mitsuru
Sekiguchi Mamoru
Nobuhiko Imai
Kano Mitsuru
Sekiguchi Mamoru
Nobuhiko Imai
Application Number:
JP6687492A
Publication Date:
October 19, 1993
Filing Date:
March 25, 1992
Export Citation:
Assignee:
Toppan Printing Co., Ltd.
International Classes:
A23L3/00; B32B7/02; B32B9/00; B65D65/16; C23C22/44; (IPC1-7): B32B9/00; A23L3/00; B32B7/02; B65D65/16; C23C22/44