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Patent Searching and Data


Title:
GAS BARRIER FILM
Document Type and Number:
WIPO Patent Application WO/2020/116544
Kind Code:
A1
Abstract:
This gas barrier film comprises a resin base material and an oxygen barrier film which is arranged in contact with a first surface of the resin base material. The resin base material comprises two or more resin layers including a base layer. Among the two or more resin layers, a resin layer that constitutes the first surface of the resin base material does not contain an anti-blocking agent.

Inventors:
KAMINAGA JUNICHI (JP)
SUZUKI SEIYA (JP)
TAKEI RYO (JP)
HOSHI SAYAKA (JP)
NISHIKAWA TAKESHI (JP)
FUKUGAMI MIKI (JP)
TANAKA AYUMI (JP)
Application Number:
PCT/JP2019/047543
Publication Date:
June 11, 2020
Filing Date:
December 05, 2019
Export Citation:
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Assignee:
TOPPAN PRINTING CO LTD (JP)
International Classes:
B32B27/00; B32B27/20; B32B27/32; B65D65/40; C08J7/04; C09D7/61; C09D175/04; C09D201/00
Domestic Patent References:
WO2016158794A12016-10-06
WO2016167181A12016-10-20
Foreign References:
JP2013237188A2013-11-28
JP2004130811A2004-04-30
JP2004130812A2004-04-30
JP2006159801A2006-06-22
JP2017071693A2017-04-13
JP2018228408A2018-12-05
JP2019159373A2019-09-19
JP6176239B22017-08-09
JP2000254994A2000-09-19
JP4373797B22009-11-25
Other References:
See also references of EP 3892463A4
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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