Multilayered container and process for production thereof

Details Multilayered container and process for production thereof Multilayered container and process for production thereof

B - Operations, Transporting

65

D

190/26.1

B65D 1/02 (2006.01) B29C 49/06 (2006.01)

Patent

CA 1301089

Abstract of the Disclosure A biaxially oriented blow-molded container composed of a thermoplastic gas-barrier resin (resin B) and a thermoplastic resin (resin A) other than resin B and having excellent gas-barrier property and delamina- tion strength. The container comprises a substantially non-oriented mouth portion composed of resin A, a portion composed of two layers of resin A and one layer of resin B which are laminated with the resin A layer and the resin B layer occurring alternately and a portion com- posed of three layers of resin A and two layers of resin B which are laminated with the resin A layer and the resin B layer occurring alternately. A portion having a small radius of curvature where delamination tends to occur is formed in a three-layer structure. A process for producing the container is also provided.

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