Deoxidizing multi-layer material and packaging container using s

Details Deoxidizing multi-layer material and packaging container using s Deoxidizing multi-layer material and packaging container using s

1996-12-09

1998-12-15

Nold, Charles

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

4284744, 4284758, D32B 2718

Patent

active

058493808

ABSTRACT:
A sheet-like or a film-like deoxidizing multi-layer material is herein disclosed which comprises an oxygen absorbing layer as a middle layer comprising an oxygen absorbing resin composition in which a deoxidizer composition is blended, a gas barrier layer as an outer layer comprising a gas barrier resin, and an oxygen permeating layer as an inner layer comprising an oxygen permeating resin, the gas barrier resin comprising a polyamide or a polyamide copolymer which contains 90 mol % or more of an amide structure unit produced by the polycondensation reaction of metaxylylenediamine with adipic acid.

REFERENCES:
patent: 5077109 (1991-12-01), Lustig et al.
patent: 5116660 (1992-05-01), Komatsu et al.
patent: 5175238 (1992-12-01), Matlack et al.
patent: 5418068 (1995-05-01), Caluori et al.
patent: 5562996 (1996-10-01), Kuriu et al.
Database WPI, Section Ch, Week 9219, Derwent Publications Ltd. London, GB; Class A92 of JP-A-04 090 848 (TOA Gosei Chem. Ind.), 24 Mar. 1992.

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