Blends of polyvinyl chloride and copolymers containing para-meth

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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Details

525238, C08L 5104, C08L 5502, C08L 2706

Patent

active

045074356

ABSTRACT:
The clarity of blends of polyvinyl chloride (PVC) and acrylonitrile-butadiene-styrene graft copolymer (ABS) is improved by the use of a para-methyl styrene-acrylonitrile copolymer (PMS-AN) as an additive or by substituting acrylonitrile-butadiene-para-methyl styrene graft copolymer (ABPMS) for ABS.

REFERENCES:
patent: 2802809 (1957-08-01), Hayes
patent: 2988530 (1961-06-01), Slocombe et al.
patent: 3053800 (1962-09-01), Grabowski et al.
patent: 4306049 (1981-12-01), Prapas

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