Title:
BAG MAKING ARTICLE FOR PACKAGING
Document Type and Number:
Japanese Patent JPH07101008
Kind Code:
A
Abstract:
PURPOSE: To obtain a bag making article which is scarcely broken from a seal to be melted and has high sealing strength by specifying a direction of a curl of a biaxially oriented film to be used for the article and setting its curling degree to less than a specific value.
CONSTITUTION: A bag making article 4 for packaging is formed by using a biaxially oriented film in which a polyolefin copolymer resin layer having a melting point lower by 10-70°C than that of polypropylene resin is laminated at least on one surface of a polypropylene resin layer in such a manner that inside of the curl of the film is an inner surface side of a bag, and a curling degree of the film is less than 20%.
Inventors:
HARUTA YASUSHI
KATO HIROYUKI
SUZUI NOBUO
KATO HIROYUKI
SUZUI NOBUO
Application Number:
JP27304393A
Publication Date:
April 18, 1995
Filing Date:
October 04, 1993
Export Citation:
Assignee:
TORAY INDUSTRIES
International Classes:
B65D30/02; B31B23/14; B32B27/32; (IPC1-7): B32B27/32; B31B23/14; B65D30/02
Attorney, Agent or Firm:
Ban Toshimitsu