Title:
LAMINATE AND LAMINATE PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/071269
Kind Code:
A1
Abstract:
This laminate is provided with a polyethylene-based first film, a gas barrier film, and a polyolefin-based second film in this order. The gas barrier film is a dried coating of a coating composition containing a main agent and a curing agent containing a water-dispersible polyisocyanate, the main agent containing a polyurethane dispersion containing a polyurethane resin which is a reaction product of an isocyanate group-terminated prepolymer and a chain extender, the prepolymer being a reaction product of a polyisocyanate component and a polyol component containing a C2-6 diol and an active hydrogen group-containing compound containing a hydrophilic group. The dried coating has a mass per unit area of 0.5 to 2.5 g/m2.
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Inventors:
MIYANAGA TOMOHARU (JP)
FUKUDA KAZUYUKI (JP)
KOUDA CHIKAKO (JP)
FUKUDA KAZUYUKI (JP)
KOUDA CHIKAKO (JP)
Application Number:
PCT/JP2019/038128
Publication Date:
April 09, 2020
Filing Date:
September 27, 2019
Export Citation:
Assignee:
MITSUI CHEMICALS INC (JP)
International Classes:
B32B27/32; B05D7/00; B05D7/24; B32B27/40; B65D65/40; C09D5/02; C09D175/04
Domestic Patent References:
| WO2016143889A1 | 2016-09-15 | |||
| WO2015016069A1 | 2015-02-05 | |||
| WO2013118562A1 | 2013-08-15 | |||
| WO2013118526A1 | 2013-08-15 |
Foreign References:
| JP2017030150A | 2017-02-09 | |||
| JP2007320219A | 2007-12-13 | |||
| JP2016008266A | 2016-01-18 | |||
| JP2015044396A | 2015-03-12 | |||
| JP2017222863A | 2017-12-21 |
Other References:
See also references of EP 3862184A4
Attorney, Agent or Firm:
OKAMOTO, Hiroyuki et al. (JP)
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