Impact modification of polypropylene with styrene/isoprene tribl

Details Impact modification of polypropylene with styrene/isoprene tribl Impact modification of polypropylene with styrene/isoprene tribl

1994-09-13

1996-02-06

Walsh, Donald P.

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

Synthetic resins

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

C08L 700

Patent

active

H00015180

ABSTRACT:
Compositions consisting essentially of from 60% to 95% by weight of the polymer components of a high flow polypropylene and from 40% to 5% by weight of a polystyrene-hydrogenated polyisoprene-polystyrene block copolymer have excellent low temperature impact strength and high heat distortion temperature for molding large automobile parts.

REFERENCES:
patent: 5026752 (1991-06-01), Wakabayashi
patent: 5045589 (1991-09-01), Ueno
patent: 5060818 (1991-10-01), Doi
patent: 5086109 (1992-02-01), Ueno
patent: 5256734 (1993-10-01), Sugihara
patent: 5374677 (1994-12-01), Nishio

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