Reduced melt viscosity CPVC blends containing sulfur and various

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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523516, 524418, 524494, 524496, 524514, 524567, C08K 326, C08K 714, C08K 706, C08L 2724

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047804971

ABSTRACT:
Chlorinated polyvinyl chloride when blended with sulfur is often miscible and has reduced melt flow viscosity. Various metal carbonates impart improved stability and optionally various fibers can be utilized to increase the tensile strength of the composition.

REFERENCES:
patent: 4177187 (1979-12-01), Bohen
patent: 4394325 (1983-07-01), Bresser et al.
patent: 4440674 (1984-04-01), Dieckmann et al.
patent: 4501849 (1985-02-01), Bourland
patent: 4515916 (1985-05-01), Molt
patent: 4711921 (1987-12-01), Lehr
Article to David F. Lawson, Research Disclosure, Oct. 1979, pp. 556-557.

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