Distillation of hexahalocyclopentadiene

Details Distillation of hexahalocyclopentadiene Distillation of hexahalocyclopentadiene

1974-04-15

1976-12-07

Yudkoff, Norman

Distillation: processes, separatory

With chemical reaction

Including step of adding catalyst or reacting material

424352, 260648C, 203 74, B01D 334

Patent

active

039961125

ABSTRACT:
Ultra high purity hexachlorocyclopentadiene is obtained by a two-stage distillation procedure, in the first stage of which crude hexachlorocyclopentadiene is distilled to separate hexachlorobutadiene as a distillate and in the second stage, ultra high purity hexachlorocyclopentadiene is obtained as a distillate fraction and octachlorocyclopentene is obtained as a distillation residue.

REFERENCES:
patent: 2752297 (1956-06-01), Kleiman
patent: 2945893 (1960-07-01), Steinhofer
patent: 3356725 (1967-12-01), McBee

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