Title:
GAS BARRIER MULTILAYER BODY AND PACKAGE
Document Type and Number:
WIPO Patent Application WO/2023/120201
Kind Code:
A1
Abstract:
The present invention provides a gas barrier multilayer body which is characterized by being obtained by stacking (A) a layer which is formed of a base material that is provided with an inorganic layer on at least one surface thereof, (B) a resin layer which is arranged so as to be in contact with a surface of the base material, the surface being provided with the inorganic layer, while containing a resin that has a glass transition temperature of 40°C or less and (C) a layer which is arranged so as to be in contact with the resin layer (B), while containing a water-soluble polymer and a metal alkoxide and/or a hydrolysis product thereof. The present invention also provides a package which uses this gas barrier multilayer body.
Inventors:
HAYASHI MASANORI (JP)
HARADA TOMOAKI (JP)
HARADA TOMOAKI (JP)
Application Number:
PCT/JP2022/045217
Publication Date:
June 29, 2023
Filing Date:
December 08, 2022
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
B32B9/00; B32B7/02; B32B27/00; B65D65/40; C08J5/18; C08J7/048
Foreign References:
| JP2012076290A | 2012-04-19 | |||
| JP2012076291A | 2012-04-19 | |||
| JP2009049252A | 2009-03-05 | |||
| JPH11147276A | 1999-06-02 | |||
| JP2015006757A | 2015-01-15 | |||
| JP2021020391A | 2021-02-18 | |||
| JP2021151791A | 2021-09-30 |
Attorney, Agent or Firm:
ONO Takayuki (JP)
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