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Patent Searching and Data


Title:
LAMINATE, PACKAGING BAG, AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2021/152969
Kind Code:
A1
Abstract:
Provided is a laminate that has superior heat-sealability and is suitable for reuse. The laminate comprises a first layer that contains only a first polyethylene as a resin and has a melting point Tm1, and a second layer that contains only a second polyethylene as a resin and has a melting point Tm2. The first layer and the second layer are respectively disposed on the outermost surfaces of the laminate, and Tm1 – Tm2 ≥ 24.0°C.

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Inventors:
YAMADA TOSHIKI (JP)
UEDA YUJI (JP)
YASUUMI TAKAHIRO (JP)
ISHIZAKA KOICHI (JP)
Application Number:
PCT/JP2020/042943
Publication Date:
August 05, 2021
Filing Date:
November 18, 2020
Export Citation:
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Assignee:
TOYO SEIKAN KAISHA LTD (JP)
International Classes:
B32B27/32; B65D65/40
Domestic Patent References:
WO2019189092A12019-10-03
Foreign References:
JP2001301833A2001-10-31
JP2008155549A2008-07-10
JP2018008453A2018-01-18
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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