Polyphenylene ether compositions with high impact strength and i

Details Polyphenylene ether compositions with high impact strength and i Polyphenylene ether compositions with high impact strength and i

1984-01-11

1986-01-07

Willis, Prince E.

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

Synthetic resins

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

525 93, 525132, 525905, C08L 906, C08L 7104

Patent

active

045635005

ABSTRACT:
There are provided thermoplastic compositions comprising a polyphenylene ether resin, a styrene resin and an impact modifying combination comprising (i) an elastomeric block copolymer of a vinyl aromatic compound and a conjugated diene and (ii) a hydrogenated derivative of (i). The compositions are moldable to articles having impact strength and mold flow properties unexpectedly superior to those expected in view of compositions prepared, respectively, with (c) (i) and (c) (ii) as the sole impact modifiers.

REFERENCES:
patent: 3333024 (1967-07-01), Haefele et al.
patent: 3465063 (1969-09-01), Hassell et al.
patent: 3810957 (1974-05-01), Lunk
patent: 3994856 (1976-11-01), Katchman et al.
patent: 4113800 (1978-09-01), Lee, Jr.

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