Title:
MULTILAYER BODY AND PACKAGING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2024/075529
Kind Code:
A1
Abstract:
This multilayer body comprises a paper base material and a gas barrier coat layer that is disposed on the paper base material; and the gas barrier coat layer is a cured coating film of a two-pack type curable coating agent that contains (A) a polyester polyol comprising at least one compound that is selected from among (A1) a polyester polyol obtained by polycondensing a polyhydric alcohol and a polyvalent carboxylic acid including an ortho-directing aromatic polyvalent carboxylic acid, (A2) a polyester polyol having an isocyanuric ring and (A3) a polyester polyol having a polymerizable carbon-carbon double bond, (B) an isocyanate compound, (C) an organic solvent and (D) a drying assistant.
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Inventors:
KUBOTA TAKAYUKI (JP)
SATO MAYOKA (JP)
KOUYAMA TATSUYA (JP)
OHARA SHIN-ICHI (JP)
SATO MAYOKA (JP)
KOUYAMA TATSUYA (JP)
OHARA SHIN-ICHI (JP)
Application Number:
PCT/JP2023/034214
Publication Date:
April 11, 2024
Filing Date:
September 21, 2023
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
B32B29/00; B32B27/40; B65D65/40; C08G18/42; C08G18/46; C08G18/68
Domestic Patent References:
| WO2013027609A1 | 2013-02-28 | |||
| WO2023112687A1 | 2023-06-22 |
Foreign References:
| JP2018001539A | 2018-01-11 | |||
| JP2013129152A | 2013-07-04 | |||
| JP2014133797A | 2014-07-24 | |||
| JP2013129780A | 2013-07-04 | |||
| JP2015016657A | 2015-01-29 | |||
| JP2020515691A | 2020-05-28 | |||
| JP2021519364A | 2021-08-10 | |||
| JP2022509543A | 2022-01-20 | |||
| JP2022095227A | 2022-06-28 | |||
| JP2018069676A | 2018-05-10 | |||
| JP2021138434A | 2021-09-16 | |||
| JP2017519052A | 2017-07-13 |
Attorney, Agent or Firm:
ONO Takayuki (JP)
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