Title:
積層体
Document Type and Number:
Japanese Patent JP7441657
Kind Code:
B2
Abstract:
To provide a laminate excellent in adhesion and gas barrier property.SOLUTION: A laminate has a polyolefin base material 2, an anchor coat layer 3 arranged on the polyolefin base material 2 and a gas barrier layer 4 arranged on the anchor coat layer 3. The gas barrier layer 4 contains a polyurethane resin that is a reaction product obtained by at least causing an isocyanate group-terminated prepolymer that is a reaction product of xylylene diisocyanate and/or hydrogenated xylylene diisocyanate, diol having 2 to 6 carbon atoms and an active hydrogen group-containing compound containing a hydrophilic group, to react with a chain extender, and a laminar inorganic compound. The anchor coat layer 3 contains polyethyleneimine.SELECTED DRAWING: Figure 1
Inventors:
Tomoji Miyanaga
Kazuyuki Fukuda
Kazuyuki Fukuda
Application Number:
JP2020011812A
Publication Date:
March 01, 2024
Filing Date:
January 28, 2020
Export Citation:
Assignee:
Mitsui Chemicals, Inc.
International Classes:
B32B27/40; B32B27/32
Domestic Patent References:
| JP2005138581A | ||||
| JP2004181756A |
Attorney, Agent or Firm:
Hiroyuki Okamoto
Shinichi Uda
Shinichi Uda