Blow molded container and method for producing the same

Details Blow molded container and method for producing the same Blow molded container and method for producing the same

C - Chemistry, Metallurgy

08

L

C08L 29/04 (2006.01) B29C 49/00 (2006.01) B65D 1/00 (2006.01) C08J 3/205 (2006.01) C08K 5/098 (2006.01)

Patent

CA 2473520

For providing a blow molded container comprising an EVOH resin composition which generates less sourness and which is superior in interlayer adhesiveness and providing an environmentally friendly production process in which no carboxylic acid such as acetic acid is released during the production and molding of the EVOH resin composition, disclosed is a method comprising blow molding an ethylene-vinyl alcohol copolymer resin composition obtained by contacting an ethylene-vinyl alcohol copolymer with an aqueous solution containing both carbon dioxide gas and at least one additive selected from the group consisting of an alkali metal salt (A) and a boron compound (B) and then drying the copolymer until the water content is reduced to 1% by weight or less.

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