MULTILAYERED STRETCHED FILM - NIPPON SYNTHETIC CHEM IND

Title:

MULTILAYERED STRETCHED FILM

Document Type and Number:

Japanese Patent JP2007261074

Kind Code:

A

Abstract:

To provide a multilayered stretched film excellent in gas barrier properties, bending resistance and transparency.

After a multilayered film having a layer, which contains an ethylene/vinyl alcohol copolymer (A) containing a structural unit (1) and an ethylene/vinyl alcohol copolymer (B) containing no structural unit (1), is stretched, the stretched multilayered film is subjected to thermal fixing treatment to constitute the multilayered stretched film. In the structural unit (1), R1is hydrogen or an organic group, X is a bonding chain, n is 0 or 1 and R2-R4are each hydrogen or an organic group.

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Inventors:

ONISHI HIDEFUMI
YAMADA KOJI
TANIGUCHI MASAHIKO
TANABE TAKAMICHI

Application Number:

JP2006088948A

Publication Date:

October 11, 2007

Filing Date:

March 28, 2006

Export Citation:

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Assignee:

NIPPON SYNTHETIC CHEM IND

International Classes:

B32B27/28; C08F8/12; C08L29/04

Domestic Patent References:

JP2004359965A	2004-12-24
JP2004075866A	2004-03-11

Foreign References:

WO2005121194A1	2005-12-22
WO2003072653A1	2003-09-04

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