Title:
BAG-IN-BOX
Document Type and Number:
Japanese Patent JP3813225
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a plastic bag without use of aluminum, which can be easily incinerated, by including a resin film provided with an inorganic oxide-vapor deposition film as a constituent.
SOLUTION: A resin film 1 at least provided with a heat-seal property, a resin film 2 provided with an inorganic oxide-vapor deposition film, and a main film, are superposed with each other in sequence from the inside face contacting the contents to the outside face to constitute a multiplex body 4. And further, an opening 5 is formed in the multiplex body 4. A discharge opening 7 with a flange 6 is inserted from the inside of the opening 5 and the superposed part of the flange 6 of the discharge opening 7 and the multiplex body 4 is heat-sealed to form a sealed part 8 and fix the discharge opening 7 to the multiplex body 4. Then, another multiplex body 4 formed likewise is superposed so as to arrange oppositely the resin films with the heat-sealing property and the peripheral end is heat-sealed to form a sealed part 10 at the four sides and produce a plastic inner bag A.
Inventors:
Hitoshi Fujii
Application Number:
JP1825596A
Publication Date:
August 23, 2006
Filing Date:
January 10, 1996
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B65D77/06; B65D65/40; (IPC1-7): B65D77/06; B65D65/40
Domestic Patent References:
| JP5319454A | ||||
| JP6242588A |
Attorney, Agent or Firm:
Satoshi Kanayama