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Title:
FILM, LAMINATED FILM, AND PACKAGING BAG
Document Type and Number:
WIPO Patent Application WO/2022/172702
Kind Code:
A1
Abstract:
A film (1) is produced by causing a first resin layer (2) formed from high-density polyethylene (HDPE) and a second resin layer (4) formed from medium-density polyethylene (MDPE) to adjoin by co-extrusion, the film being stretched in one direction. Moreover, this film is produced by causing a first surface layer (2) formed from high-density polyethylene (HDPE), an intermediate layer formed from medium-density polyethylene (MDPE), and a second surface layer (4) formed from medium-density polyethylene (MDPE) to adjoin by co-extrusion, in the given order, the film being stretched in one direction.

Inventors:
KUWABARA HIROSHI (JP)
Application Number:
PCT/JP2022/001716
Publication Date:
August 18, 2022
Filing Date:
January 19, 2022
Export Citation:
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Assignee:
FUJIMORI KOGYO CO (JP)
International Classes:
B29C55/04; B32B27/32; B65D30/02
Foreign References:
JP2019166810A2019-10-03
JP2019189333A2019-10-31
JP2019171860A2019-10-10
US20200324513A12020-10-15
JP2002522273A2002-07-23
JP2021018687A2021-02-15
JP2006007630A2006-01-12
Attorney, Agent or Firm:
TAZAKI Akira et al. (JP)
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