Title:
MATERIAL ROLL FOR PASSAGE CLOSING MATERIAL FOR LAMINATE TUBE CONTAINER AND LAMINATE TUBE PRODUCT WITH PASSAGE CLOSING MATERIAL
Document Type and Number:
Japanese Patent JP2012131536
Kind Code:
A
Abstract:
To provide material roll for a passage closing material for a laminate tube which has excellent drawability and openability, and prevents delamination caused by woozing of a strong alkaline substance.
A material roll 10 for the passage closing material for a laminate tube container is obtained by sequentially laminating a polyolefin-based resin film 1, a biaxially oriented polyester film 2, a metal foil 3, an ethylene-carboxylic acid copolymer resin 4 and a polyolefin-based resin 5 which are laminated through extrusion laminate, and a coextruded oriented film 6 having a layer structure of at least polyolefin-based resin film 7, from the outer layer to the inner layer, when forming the passage closing material.
Inventors:
TAKADA HIROYUKI
ONO FUMIKAZU
MIKAWA SADAHO
ONO FUMIKAZU
MIKAWA SADAHO
Application Number:
JP2010285522A
Publication Date:
July 12, 2012
Filing Date:
December 22, 2010
Export Citation:
Assignee:
KANSAI TUBE KK
International Classes:
B65D35/02; A61J1/00; A61J1/10; B32B27/00; B32B27/32
Domestic Patent References:
| JP2004167975A | 2004-06-17 | |||
| JP2002355927A | 2002-12-10 | |||
| JP2010023400A | 2010-02-04 | |||
| JPH08267676A | 1996-10-15 |
Foreign References:
| US3260411A | 1966-07-12 |
Attorney, Agent or Firm:
Jun Komatsu