Process for purification of HCl from pyrolysis of EDC

Details Process for purification of HCl from pyrolysis of EDC Process for purification of HCl from pyrolysis of EDC

1988-02-03

1989-06-13

Doll, John

Chemistry of inorganic compounds

Halogen or compound thereof

Hydrogen halide

4232451, B01D 5336, C01B 707

Patent

active

048391530

ABSTRACT:
In a process for the purification of hydrogen chloride from the pyrolysis of 1,2-dichloroethane, optionally after a preceding step of acetylene removal by selective hydrogenation under specific conditions followed by rectification of the resulting mixture to obtain hydrogen chloride containing at most 5 ppm of unsaturated hydrocarbons and at most 5 ppm of chlorinated hydrocarbons.

REFERENCES:
patent: 3260059 (1966-07-01), Rosenberg et al.
Translation, German Patent Application 2,438,153 (2-19-1976).
Translation, German Patent Application 2,353,437 (5-15-1975).
Encyclopedia of Chemistry, 3rd ed, Hampel & Hawley, eds, Van Nostrand Reinhold Company, 1973, pp. 548-549.

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