Title:
LAMINATED GAS BARRIER FILM ROLL
Document Type and Number:
Japanese Patent JP2002166489
Kind Code:
A
Abstract:
To provide a gas barrier film having stabilized oxygen barrier properties and steam barrier properties in a wound film roll and improved performance stability of a package of a final product.
A plastic film roll has an inorganic oxide layer on at least one surface. A laminated barrier film roll comprises a transparent barrier film, and at least one or more layers each containing a water soluble polymer as a main constituent on at least one surface of the transparent barrier film. In this case, a maximum value of a thickness of the inorganic oxide layer is 1.5 times as large as a minimum value.
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Inventors:
INAGAKI KYOKO
ODA NAONOBU
MATSUDA NAGANARI
IZEKI SEIJI
ODA NAONOBU
MATSUDA NAGANARI
IZEKI SEIJI
Application Number:
JP2000367467A
Publication Date:
June 11, 2002
Filing Date:
December 01, 2000
Export Citation:
Assignee:
TOYO BOSEKI
International Classes:
B32B9/00; B32B27/30; (IPC1-7): B32B9/00; B32B27/30
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