Method for preparation of a foam of chlorinated vinyl chloride p

Details Method for preparation of a foam of chlorinated vinyl chloride p Method for preparation of a foam of chlorinated vinyl chloride p

1976-10-28

1979-08-21

Woodberry, Edward M.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

264 51, 264 53, 264 55, 264DIG5, C08J 900

Patent

active

041654153

ABSTRACT:
A method for preparing foams of chlorinated vinyl chloride polymers is provided. The foams are prepared by impregnating the chlorinated vinyl chloride polymer with an aliphatic alcohol of from 1 to 5 carbon atoms and thereafter heating the impregnated polymer.

REFERENCES:
patent: 3243485 (1966-03-01), Griffin
patent: 3366580 (1968-01-01), Kraemer et al.
patent: 3975315 (1976-08-01), Parks
patent: 3976605 (1976-08-01), Matsunaga et al.
Chem. Absts. 80(1974): 15867p, "Foamable Polystyre Pellets", Hattori et al.
Chem. Absts. 82(1975) 172155p, "Thermoplastic Resin Foams", Nakae et al.

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