Title:
ETHYLENE-VINYL ALCOHOL COPOLYMER COMPOSITION, MULTILAYER STRUCTURE AND PACKAGE
Document Type and Number:
WIPO Patent Application WO/2019/103079
Kind Code:
A1
Abstract:
The present invention provides, as an ethylene-vinyl alcohol copolymer composition which has excellent impact resistance even though no resin other than an ethylene-vinyl alcohol copolymer is blended therein, an ethylene-vinyl alcohol copolymer resin composition which contains (A) an ethylene-vinyl alcohol copolymer, (B) an aliphatic carboxylic acid metal salt and (C) a sorbic acid ester, and which is characterized in that: the metal species of the aliphatic carboxylic acid metal salt (B) is a metal of the d-block of the fourth row of the long form periodic table; and the content of the sorbic acid ester (C) is 0.00001 to 10 ppm of the sum of the contents of the ethylene-vinyl alcohol copolymer (A), the aliphatic carboxylic acid metal salt (B) and the sorbic acid ester (C).
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Inventors:
KOMURO RYOHEI (JP)
Application Number:
PCT/JP2018/043117
Publication Date:
May 31, 2019
Filing Date:
November 22, 2018
Export Citation:
Assignee:
NIPPON SYNTHETIC CHEM IND CO LTD (JP)
International Classes:
C08L29/04; B32B27/08; B32B27/18; B32B27/28; B65D65/40; C08K5/098; C08K5/101; C08L23/26
Domestic Patent References:
| WO2015041135A1 | 2015-03-26 | |||
| WO2013146961A1 | 2013-10-03 |
Foreign References:
| JP2010241863A | 2010-10-28 | |||
| JP2015083665A | 2015-04-30 | |||
| JPS6268743A | 1987-03-28 | |||
| JPH10511903A | 1998-11-17 | |||
| JP2018145395A | 2018-09-20 | |||
| JP2018109110A | 2018-07-12 | |||
| JPS61220839A | 1986-10-01 | |||
| JPS62152847A | 1987-07-07 | |||
| JPH01279949A | 1989-11-10 | |||
| JPH03192140A | 1991-08-22 |
Other References:
See also references of EP 3715415A4
Attorney, Agent or Firm:
SAITOH Yukihiko et al. (JP)
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