Title:
LAMINATE
Document Type and Number:
WIPO Patent Application WO/2023/190325
Kind Code:
A1
Abstract:
The present invention is a laminate having a paper substrate layer, a temperature-responsive water-soluble resin layer, and a water-insoluble layer in the order listed. According to the present invention, it is possible to provide a laminate with which a highly water-resistant packaging material can be realized while it is also possible to recover pulp, which is the raw material of the paper substrate layer, and the raw material of the water-insoluble layer with high quality and a high recovery rate.
Inventors:
YORIFUJI MIYABI (JP)
YOSHIMURA TADANORI (JP)
NORO TAKAHIRO (JP)
SASAKI KEIJI (JP)
YOSHIMURA TADANORI (JP)
NORO TAKAHIRO (JP)
SASAKI KEIJI (JP)
Application Number:
PCT/JP2023/012174
Publication Date:
October 05, 2023
Filing Date:
March 27, 2023
Export Citation:
Assignee:
KAO CORP (JP)
International Classes:
B32B27/10; B32B43/00; B65D65/46; D21H19/10; D21H19/28; D21H27/30
Domestic Patent References:
| WO2021049481A1 | 2021-03-18 | |||
| WO2021038838A1 | 2021-03-04 |
Foreign References:
| JP2002144488A | 2002-05-21 | |||
| JP2017512693A | 2017-05-25 | |||
| JP2021042299A | 2021-03-18 |
Attorney, Agent or Firm:
UNIUS PATENT ATTORNEYS OFFICE (JP)
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