Polyphenylene ether/polystyrene blends with improved processabil

Details Polyphenylene ether/polystyrene blends with improved processabil Polyphenylene ether/polystyrene blends with improved processabil

1998-04-08

2000-05-02

Short, Patricia A.

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

Synthetic resins

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

525 98, C08L 2506, C08L 7112

Patent

active

060574011

ABSTRACT:
There is provided a polymeric composition comprising a polyphenylene ether/polystyrene blend and a modifier comprising hydrogenated elastomeric block copolymer having at least two resinous endblocks of polymerized monovinyl aromatic compound and an elastomeric midblock of polymerized conjugated diene, and a polyolefin having a density of less than 0.92 g/cc. The polymeric composition has excellent processability.

REFERENCES:
patent: 4166055 (1979-08-01), Lee
patent: 4892904 (1990-01-01), Ting
patent: 5272236 (1993-12-01), Lai

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