Polyvinyl chloride resin blends

Details Polyvinyl chloride resin blends Polyvinyl chloride resin blends

1980-12-18

1982-07-13

Seccuro, Carman J.

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

Synthetic resins

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

525 73, 525 74, 525205, 525207, C08L 5104, C08L 2706

Patent

active

043395546

ABSTRACT:
A polyvinyl chloride resin blend having a high heat distortion temperature, comprising a blend of 60-80 percent by weight of a polyvinyl chloride resin and 20-40 percent by weight of a copolymer of a vinyl aromatic monomer, such as styrene, and either 14-27 percent by weight of maleic anhydride or 10-18 percent by weight of an imide derivative of maleic anhydride.

REFERENCES:
patent: 3626033 (1971-12-01), Keskkula et al.
patent: 4122130 (1978-10-01), Fava
patent: 4129614 (1978-12-01), Fava
patent: 4197376 (1980-04-01), Lee et al.
patent: 4311806 (1982-01-01), Du Four

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