Title:
THERMOPLASTIC RESIN FILM FOR PACKAGING
Document Type and Number:
Japanese Patent JP3139522
Kind Code:
B2
Abstract:
PURPOSE: To obtain a thermoplastic resin film excellent in gas barrier properties at the time of metallization (metal vapor deposition) and the coating with metal oxide and also excellent in taking-up properties, slip properties and blocking preventing properties by setting the surface concn. of carboxylic acid to a specific value or more as compared with a conventional thermoplastic resin film.
CONSTITUTION: A thermoplastic resin film for packaging, a metallized themoplastic resin film for packaging and a metal oxide coated thermoplastic resin film for packaging is characterized by that a film is formed on at least the single surface of a thermoplastic resin film and the surface concn. of carboxylic acid of the film is 0.005 or more.
Inventors:
Seizo Aoki
Itsuo Nagai
Yoshio Tanaka
Itsuo Nagai
Yoshio Tanaka
Application Number:
JP10975394A
Publication Date:
March 05, 2001
Filing Date:
May 24, 1994
Export Citation:
Assignee:
Toray Industries, Inc.
International Classes:
B32B9/00; B32B27/00; (IPC1-7): B32B27/00
Domestic Patent References:
JP4176858A | ||||
JP59202232A | ||||
JP5156883A |
Attorney, Agent or Firm:
Toshimitsu Ban