Polypropylene composition for extrusion coating

Details Polypropylene composition for extrusion coating Polypropylene composition for extrusion coating

1981-07-30

1982-12-21

Seccuro, Carman J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525192, C08L 2306, C08L 2312, C08L 2516

Patent

active

043650449

ABSTRACT:
This invention relates to a composition comprising crystalline polypropylene, a hydrogenated copolymer of vinyl toluene and alpha-methyl styrene and low density polyethylene which has improved extrudability compared to polypropylene alone.

REFERENCES:
patent: 3361849 (1968-01-01), Cramer et al.
patent: 3418396 (1968-12-01), Edwards et al.
patent: 3547682 (1970-12-01), Erb
patent: 3652725 (1972-03-01), Diaz et al.
patent: 3666836 (1972-05-01), John
patent: 3794698 (1974-02-01), Diaz et al.
patent: 4032493 (1977-06-01), Pascual
patent: 4076670 (1978-02-01), Godfrey
patent: 4087505 (1978-05-01), Sugimoto et al.

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