Polypropylene block copolymers and containers made therefrom

Details Polypropylene block copolymers and containers made therefrom Polypropylene block copolymers and containers made therefrom

1998-02-17

2000-12-12

Dye, Rena L.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 3692, 428521, 428523, 4285428, 428 357, 525323, 264532, 264537, B65D 2300, B29C 4500, B29C 5528, C08F29300

Patent

active

061595675

ABSTRACT:
A propylene block copolymer comprising

REFERENCES:
patent: 4621114 (1986-11-01), Watanabe
patent: 5204305 (1993-04-01), Fiasse et al.
patent: 5230934 (1993-07-01), Sakano et al.
patent: 5684099 (1997-11-01), Watanabe et al.
Derwent Abstract of JP 59-41316 A; Propylene-Ethylene Block Copolymers; Mitsui-Toatsu Chem Inc., Mar. 1984.
West JPO Abstract of JP359041316A; Propylene-Ethylene Block Copolymer and Preparation Thereof; Asanuma et al., Mar. 1984.

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