Title:
GAS BARRIER FILM
Document Type and Number:
WIPO Patent Application WO/2022/168976
Kind Code:
A1
Abstract:
This gas barrier film comprises a substrate having polypropylene or polyethylene as the main component, and a gas barrier layer formed on one surface of the substrate. In the substrate, the wet tension of a second surface on the reverse side from the first surface is 21 mN/m or greater.
Inventors:
KOGA RYOSUKE (JP)
HAYASHI JUNPEI (JP)
SATAKE TETSUO (JP)
OSAWA KENTA (JP)
HAYASHI JUNPEI (JP)
SATAKE TETSUO (JP)
OSAWA KENTA (JP)
Application Number:
PCT/JP2022/004705
Publication Date:
August 11, 2022
Filing Date:
February 07, 2022
Export Citation:
Assignee:
TOPPAN INC (JP)
International Classes:
B32B27/32; B65D65/40
Domestic Patent References:
| WO2008029733A1 | 2008-03-13 |
Foreign References:
| JP2019107803A | 2019-07-04 | |||
| JP2019181808A | 2019-10-24 | |||
| JP2020049942A | 2020-04-02 | |||
| JP2005178311A | 2005-07-07 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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