Polyblends of PVC and styrene-maleic anhydride-rubber copolymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525 74, C08L 5104, C08L 2706

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active

043118062

ABSTRACT:
Rubber modified copolymers of styrene and maleic anhydride can be blended with polyvinyl chloride and optional impact modifiers to produce compositions with advantageous properties.

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patent: 3882192 (1975-05-01), Elgham et al.
patent: 3919354 (1975-11-01), Moore et al.
patent: 4197376 (1980-04-01), Lee et al.
patent: 4223096 (1980-09-01), Lee et al.

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