Title:
多層重合体フィルム
Document Type and Number:
Japanese Patent JP2004525005
Kind Code:
A
Abstract:
The use of multilayer film structure comprising at least two unfilled layers of polymeric material substantially devoid of opacifying agent and at least two filled layers of polymeric material wherein said filled layers comprise at least 5% by weight of opacifying agent for providing improved tear-resistance in an opaque polymeric film, particularly a polyester film.
Inventors:
Duncan Henry McCarron
Julia Elizabeth Friend
Julia Elizabeth Friend
Application Number:
JP2002585197A
Publication Date:
August 19, 2004
Filing Date:
April 25, 2002
Export Citation:
Assignee:
DuPont Teijin Films U.S. Limited Partnership
International Classes:
B32B27/20; B32B27/36; (IPC1-7): B32B27/36
Domestic Patent References:
| JPH06190995A | 1994-07-12 | |||
| JPH06226939A | 1994-08-16 | |||
| JP2001511716A | 2001-08-14 | |||
| JP2002500971A | 2002-01-15 | |||
| JP2002001891A | 2002-01-08 | |||
| JP2002146056A | 2002-05-22 |
Foreign References:
| WO2000030865A1 | 2000-06-02 |
Attorney, Agent or Firm:
Yoshikazu Tani
Kazuo Abe
Kazuo Abe