Five-layered container

Details Five-layered container Five-layered container

1989-11-15

1991-11-26

Seidleck, James J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

215 121, 428 367, 4284752, B65D 2300, B32B 2728

Patent

active

050681362

ABSTRACT:
A five-layered container formed by biaxial orientation blow molding of an injection-molded, five layered-structured parison, wherein central, innermost and outermost layers comprise a resin A, two intermediate layers between the innermost layer and the central layer and between the outermost layer and the central layer comprise a resin B, the resin A comprises a polyester resin containing ethylene terephthalate as a main recurring unit, and the resin B comprises a mixture of a polyester resin containing ethylene terephthalate as a main recurring unit with polyarylate or a resin produced by an ester-exchange reaction of said polyester resin with polyarylate, and a m-xylene group-containing polyamide resin.

REFERENCES:
patent: 4501781 (1985-02-01), Kushida et al.
patent: 4564541 (1986-01-01), Taira et al.
patent: 4728549 (1988-03-01), Shimizu et al.
patent: 4743479 (1988-05-01), Nakamura et al.

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