Title:
ガスバリア積層体及びその製造方法
Document Type and Number:
Japanese Patent JP6848339
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a gas barrier laminate having excellent durability of gas barrier properties and adhesion properties in a normal temperature environment and in a retort treatment.SOLUTION: A gas barrier laminate includes an aluminum oxide film laminated on at least one surface of a substrate of polyethylene terephthalate. In the C1s peaks of the substrate measured by X-ray photoelectron spectroscopy (XPS), the COO bond peak has an area ratio in the range from 16.2% to 17.8%.SELECTED DRAWING: Figure 1
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Inventors:
Toshiya Ishii
Application Number:
JP2016208722A
Publication Date:
March 24, 2021
Filing Date:
October 25, 2016
Export Citation:
Assignee:
Toppan Printing Co., Ltd.
International Classes:
B32B9/00; B32B27/36; B65D65/40; C23C14/02; C23C14/08
Domestic Patent References:
| JP2005059265A | ||||
| JP2005297376A |
Foreign References:
| WO2003009998A1 |