LAMINATED STRUCTURE, FOOD PACKAGING CONTAINER, METHODS FOR PRODUCING SAME

Title:

LAMINATED STRUCTURE, FOOD PACKAGING CONTAINER, METHODS FOR PRODUCING SAME

Document Type and Number:

WIPO Patent Application WO/2021/010002

Kind Code:

A1

Abstract:

Provided are: a laminate structure which has a composition coping with an environmental issue and is excellent in gas barrier properties and oil resistance; a food packaging container formed by using same; and methods for producing same. This laminated structure is characterized by having, on one side or both sides of a substrate containing a thermoplastic resin and an inorganic substance powder in a mass ratio of 50:50 to 10:90, a second coating layer containing a polyvinylidene chloride resin, with a first coating layer therebetween, the first coating layer being obtained by mixing 35-65 mass% of clay, and 5-30 mass% of light calcium carbonate in a continuous phase made of an acrylic polymer.

Inventors:

SATO ERINA (JP)

Application Number:

PCT/JP2020/018871

Publication Date:

January 21, 2021

Filing Date:

May 11, 2020

Export Citation:

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Assignee:

TBM CO LTD (JP)

International Classes:

B32B27/20; B32B27/30; B32B27/32; B65D1/00; B65D65/40; C09D135/02

Domestic Patent References:

WO2019059222A1	2019-03-28
WO2018096834A1	2018-05-31
WO2018047754A1	2018-03-15
WO2014109267A1	2014-07-17

Foreign References:

JP2004261668A	2004-09-24
JP2001225422A	2001-08-21
JP2018508607A	2018-03-29
EP3260292A1	2017-12-27
JPH0472135A	1992-03-06
JPH01284371A	1989-11-15
JPS63307055A	1988-12-14

Other References: