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Title:
OXYGEN ABSORBING MULTILAYER OBJECT AND CONTAINER
Document Type and Number:
Japanese Patent JP2011098567
Kind Code:
A
Abstract:

To provide an oxygen-absorbing multilayer object excellent in oxygen-absorbing performance, resin strength, resin workability and appearance and allows viewing its contents, and an oxygen-absorbing multilayer container made by heat-molding the multilayer object.

The oxygen-absorbing multilayer object includes at least three layers of an oxygen transmission layer of thermoplastic resin; an oxygen-absorbing resin layer containing a polyolefin resin, a transition metal catalyst and a polyamide resin; and a gas barrier layer of gas barrier material: provided that the polyamide resin is obtained by polycondensation of an aromatic diamine and a dicarboxylic acid and has 30 μeq/g or less in concentration of terminal amino goroup and that total content of the transition metal catalyst and the polyamide resin in the oxygen-absorbing resin layer is 15-60 wt.% of total amount of the oxygen-absorbing resin layer.


Inventors:
OKADA SATOSHI
KASHIBA TAKASHI
IWAMOTO SHINPEI
Application Number:
JP2010212009A
Publication Date:
May 19, 2011
Filing Date:
September 22, 2010
Export Citation:
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Assignee:
MITSUBISHI GAS CHEMICAL CO
International Classes:
B32B27/32; B32B27/18; B32B27/34; B65D65/40; B65D81/26
Domestic Patent References:
JP2005306419A2005-11-04
JPH0445152A1992-02-14
JP2001010675A2001-01-16
JP2002137347A2002-05-14
JP2005306419A2005-11-04
Attorney, Agent or Firm:
Takashi Nagai