Thermoplastic moulding compositions based on polyvinyl chloride

Details Thermoplastic moulding compositions based on polyvinyl chloride Thermoplastic moulding compositions based on polyvinyl chloride

1988-12-30

1990-07-10

Bleutge, John C.

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

Synthetic resins

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

525131, C08L 5300, C08L 7504

Patent

active

049407554

ABSTRACT:
This invention relates to thermoplastic moulding compositions of PVC and poly-.alpha.-olefine/polyurethane block copolymers and poly-(C.sub.2 -C.sub.10 -.alpha.-olefines) which have been functionalized in relation to isocyanate groups, preferably polypropylene, di- or higher poly-isocyanates or isocyanate prepolymers and optionally relatively high molecular weight polyols and/or low molecular weight chain lengthening agents.

REFERENCES:
patent: 3432451 (1969-03-01), Kales
patent: 3483276 (1969-12-01), Mahlman
patent: 4212957 (1980-07-01), Hirzy

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