Title:
ETHYLENE-VINYL ALCOHOL COPOLYMER COMPOSITION, METHOD FOR PRODUCING ETHYLENE-VINYL ALCOHOL COPOLYMER COMPOSITION, PELLETS, MULTILAYER STRUCTURE AND METHOD FOR PRODUCING MULTILAYER STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2023/190813
Kind Code:
A1
Abstract:
The present invention provides the composition described below as an ethylene-vinyl alcohol copolymer composition which is suppressed in coloring change due to thermal deterioration during melt molding. An ethylene-vinyl alcohol copolymer composition which contains an ethylene-vinyl alcohol copolymer and a titanium compound, wherein the content of the titanium compound in terms of elemental metal is not less than 0.001 ppm but less than 5 ppm per the mass of the ethylene-vinyl alcohol copolymer composition.
Inventors:
OMIYA TAKAYUKI (JP)
OURA KOHEI (JP)
NAKAI YOSHIHIRO (JP)
MATSUI SATOSHI (JP)
IKUBO ERI (JP)
KISHIMOTO YUKIHIRO (JP)
OURA KOHEI (JP)
NAKAI YOSHIHIRO (JP)
MATSUI SATOSHI (JP)
IKUBO ERI (JP)
KISHIMOTO YUKIHIRO (JP)
Application Number:
PCT/JP2023/013062
Publication Date:
October 05, 2023
Filing Date:
March 30, 2023
Export Citation:
Assignee:
MITSUBISHI CHEM CORP (JP)
International Classes:
C08L23/08; B32B27/28; C08K3/11; C08L29/04
Domestic Patent References:
| WO2018116765A1 | 2018-06-28 |
Foreign References:
| JP2019163378A | 2019-09-26 | |||
| JPH0987549A | 1997-03-31 | |||
| JPH0971620A | 1997-03-18 | |||
| JP2022007785A | 2022-01-13 | |||
| JP2020105317A | 2020-07-09 | |||
| JPH06155665A | 1994-06-03 |
Attorney, Agent or Firm:
SAITOH Yukihiko et al. (JP)
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