Multi-layered blow-molded bottle

Details Multi-layered blow-molded bottle Multi-layered blow-molded bottle

1991-05-29

1993-08-24

Robinson, Ellis P.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 367, 428 368, 428213, 428214, 428355, 428483, 428492, 428519, 428520, 428 3692, 525193, 215 1C, B29D 2200

Patent

active

052387186

ABSTRACT:
A multi-layered blow-molded bottle comprising at least two layers of a polyolefin resin (A), at least two layers of an adhesive resin (B) prepared by melt-reacting an olefin polymer (b.sub.1) with a rubber (b.sub.2) and an unsaturated carboxylic acid or a derivative thereof (b.sub.3) in the presence of an organic peroxide to obtain a product and adding a rubber (b.sub.4) to the product to melt-mix them with each other, and at least one layer of a barrier resin (C) selected from among polyamide, polycarbonate, polyester, polyvinylidene chloride and saponified ethylene-vinyl acetate polymer resins, which are laminated in the order of A/B/C/B/A.

REFERENCES:
patent: 3868433 (1975-02-01), Bartz et al.
patent: 4880706 (1989-11-01), Mazuera et al.
patent: 4894289 (1990-01-01), Otawa et al.

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