Title:
METAL LAMINATE PACKAGING MATERIAL, MOLDED CONTAINER AND PACKAGING
Document Type and Number:
WIPO Patent Application WO/2022/181529
Kind Code:
A1
Abstract:
The present invention is a metal laminate packaging material for forming a container with an opening, the metal laminate packaging material comprising synthetic resin layers laminated on both sides of a metal foil. A metal laminate packaging material (1) comprises a barrier layer (13) made of a metal foil, a thermally adhesive layer (11) that is laminated inside of the barrier layer (13) and forms an inner surface of a container (2), and a protective layer (15) that is laminated outside of the barrier layer (13) and forms an outer surface of the container (2), and the thermally adhesive layer (11) and/or the protective layer (15) contains a biomass-derived resin. The metal laminate packaging material has excellent shielding effects of light, moisture and oxygen and contributes to carbon neutrality.
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Inventors:
NAEMURA TADASHI (JP)
Application Number:
PCT/JP2022/006897
Publication Date:
September 01, 2022
Filing Date:
February 21, 2022
Export Citation:
Assignee:
SHOWA DENKO PACKAGING CO LTD (JP)
International Classes:
B65D65/40; B32B15/08; B32B27/00; B65D1/26; B65D1/28; B65D3/22
Domestic Patent References:
| WO2014206996A1 | 2014-12-31 |
Foreign References:
| JP2019142036A | 2019-08-29 | |||
| JP2018165056A | 2018-10-25 | |||
| JP2020011774A | 2020-01-23 | |||
| JP2016007792A | 2016-01-18 |
Attorney, Agent or Firm:
MATSUMURA Naoto et al. (JP)
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