Title:
ADHESIVE, LAMINATE, AND PACKAGING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2022/190873
Kind Code:
A1
Abstract:
Provided are: a two-component curable adhesive having excellent boiling resistance even when the adhesive has a low molecular weight; a laminate obtained by using the adhesive; and a packaging material. The present invention provides a two-component curable adhesive, a laminate obtained by using said adhesive, and a packaging material, the adhesive comprising a polyol composition (X) containing a polyester polyol (A1) and a polyisocyanate composition (Y) containing a polyisocyanate compound (B1), wherein the polyester polyol (A1) is a reaction product of a composition containing a polyhydric alcohol (a1) and a polyvalent carboxylic acid (a2), the polyhydric alcohol (a1) contains glycerin, and the amount of glycerin included in the polyhydric alcohol (a1) is 1-50 mass%.
Inventors:
HOSONO TSUKIKO (JP)
OGAWA MASAHIKO (JP)
AKITA KOJI (JP)
HIROTA YASUNOBU (JP)
OGAWA MASAHIKO (JP)
AKITA KOJI (JP)
HIROTA YASUNOBU (JP)
Application Number:
PCT/JP2022/007446
Publication Date:
September 15, 2022
Filing Date:
February 24, 2022
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C09J175/06; B32B27/36; B65D65/40
Domestic Patent References:
| WO2020215235A1 | 2020-10-29 |
Foreign References:
| JP2020063384A | 2020-04-23 | |||
| CN105969289A | 2016-09-28 | |||
| JP2000063790A | 2000-02-29 |
Attorney, Agent or Firm:
OGAWA Shinji (JP)
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