Ethylene-vinyl alcohol copolymer resin composition, film and multilayered structure body

Provided is an ethylene-vinyl alcohol copolymer resin composition having excellent gas barrier performance under high humidity, and particularly having excellent oxygen barrier performance under high humidity. This ethylene-vinyl alcohol copolymer composition contains an ethylene-vinyl alcohol copol...

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Bibliographic Details
Main Authors YAMAMOTO, TOMOYUKI, NAKAI, YOSHIHIRO, KUDO, KENJI, NAKAJIMA, TAKUYA, TAKESHITA, KEISUKE
Format Patent
LanguageChinese
English
Published 01.04.2021
Subjects
AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
CHEMISTRY
COMPOSITIONS BASED THEREON
GENERAL PROCESSES OF COMPOUNDING
LAYERED PRODUCTS
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
PERFORMING OPERATIONS
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSPORTING
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
WORKING-UP
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Summary:Provided is an ethylene-vinyl alcohol copolymer resin composition having excellent gas barrier performance under high humidity, and particularly having excellent oxygen barrier performance under high humidity. This ethylene-vinyl alcohol copolymer composition contains an ethylene-vinyl alcohol copolymer and a metal compound, and in a wide angle X-ray diffraction analysis using CuK[alpha] rays, demonstrates a peak at 2[Theta] = 2 DEG to 15 DEG.
Bibliography:Application Number: TW20209126795