GAS BARRIER LAMINATE FOR USE IN HOT WATER TREATMENT

Title:

GAS BARRIER LAMINATE FOR USE IN HOT WATER TREATMENT

Document Type and Number:

WIPO Patent Application WO/2007/013303

Kind Code:

A1

Abstract:

A gas barrier laminate for use in hot water treatment, comprising a plastic base film, a coating layer formed on at least one surface of the plastic base film, an inorganic thin film comprising a metal compound and formed on the surface of the coating layer and a heat-sealable plastic film laminated on the inorganic thin film or the plastic base film, the inorganic thin film without the heat-sealable plastic film laminated thereon showing an abrasion strength of 20 runs or more at a load of 70 g, the coating layer having a hardness of 0.15 to 0.40 GPa. The laminate is excellent in interlayer close-adhesion, hardly causes the breakage of the inorganic thin film by hot water treatment, and can retain an excellent gas barrier property even after hot water treatment.

Inventors:

OKAWARA CHIHARU (JP)
YOSHIDA SHIGENOBU (JP)
HACHISUKA TOORU (JP)

Application Number:

PCT/JP2006/313836

Publication Date:

February 01, 2007

Filing Date:

July 12, 2006

Export Citation:

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Assignee:

MITSUBISHI PLASTICS INC (JP)
OKAWARA CHIHARU (JP)
YOSHIDA SHIGENOBU (JP)
HACHISUKA TOORU (JP)

International Classes:

B32B9/00; B32B27/40; C08J7/043; C08J7/046; C08J7/048; C08J7/052

Foreign References:

JPH11179836A	1999-07-06
JP2004025768A	2004-01-29
JP2000062074A	2000-02-29
JP2003305798A	2003-10-28
JPH11179836A	1999-07-06
JP2004025768A	2004-01-29
JP2000062074A	2000-02-29

Other References: