Title:
SEALANT FILM, LAMINATED FILM FOR PACKAGING BAG, POUCH PACKAGING BAG, AND POUCH PACKAGE BODY
Document Type and Number:
WIPO Patent Application WO/2021/024931
Kind Code:
A1
Abstract:
Provided are: a sealant film and a laminated film for a packaging bag from which a pouch packaging bag having excellent drop resistance and pouch rigidity is obtained; and a pouch packaging bag and a pouch package body which have excellent drop resistance and pouch rigidity. The sealant film according to the present invention has a sealing layer composed of a polyethylene resin composition containing a linear low-density polyethylene and a low-density polyethylene, wherein: the linear low-density polyethylene is composed of a copolymer of ethylene and a C6-C10 α-olefin, and has a density of 0.910-0.929 g/cm3, and a melt flow rate of at most 2.5 g/10 min; and the content of the linear low-density polyethylene in the polyethylene resin composition is 1-29 mass%.
Inventors:
FUNAOKA SHINICHIROU (JP)
HARA TAKUYA (JP)
YASUUMI TAKAHIRO (JP)
FUKUE KEIJI (JP)
HARA TAKUYA (JP)
YASUUMI TAKAHIRO (JP)
FUKUE KEIJI (JP)
Application Number:
PCT/JP2020/029384
Publication Date:
February 11, 2021
Filing Date:
July 31, 2020
Export Citation:
Assignee:
TOYO SEIKAN KAISHA LTD (JP)
International Classes:
C08L23/04; B32B27/32; B65D30/02
Foreign References:
| JP2013155343A | 2013-08-15 | |||
| JPH09150489A | 1997-06-10 | |||
| JP2010042665A | 2010-02-25 | |||
| JP2006305886A | 2006-11-09 |
Attorney, Agent or Firm:
FUJIMOTO Nobuo et al. (JP)
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