Title:
ADHESIVE, LAMINATE, AND PACKAGING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2021/256269
Kind Code:
A1
Abstract:
Provided are a laminating adhesive, a laminate, and a packaging material which are excellent in terms of retorting resistance and resistance to the contents. The adhesive comprises a polyol composition (A) including a polyester polyol (A1), and a polyisocyanate composition (B) including a polyisocyanate compound (B1), wherein the polyester polyol (A1) is a product of reaction of a composition comprising one or more polycarboxylic acids and a polyhydric alcohol, the polycarboxylic acids including a tetramer acid. The laminate and the packaging material are produced using the adhesive.
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| JP7449434 | packaging material |
| WO/2023/002449 | REVERSIBLE POLYOL AND PRODUCTS CONTAINING THE SAME |
| WO/2011/160912 | TPU LAMINATING ADHESIVE |
Inventors:
EBATO HIROSHI (JP)
HAMASUNA YUTAKA (JP)
MIHARA TAKASHI (JP)
HAMASUNA YUTAKA (JP)
MIHARA TAKASHI (JP)
Application Number:
PCT/JP2021/021117
Publication Date:
December 23, 2021
Filing Date:
June 03, 2021
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C09J175/06; B32B7/12; B32B15/088; B32B27/00; B32B27/40; B65D65/40; C08G18/42
Foreign References:
| JP2017501281A | 2017-01-12 | |||
| JP2016540057A | 2016-12-22 | |||
| US20150210807A1 | 2015-07-30 | |||
| JPH11166155A | 1999-06-22 | |||
| GB977705A | 1964-12-09 |
Attorney, Agent or Firm:
OGAWA Shinji (JP)
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