Chlorination of butadiene

Details Chlorination of butadiene Chlorination of butadiene

1969-09-17

1977-09-20

Helfin, Bernard

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 2100

Patent

active

040497291

ABSTRACT:
A process of chlorinating butadiene in the vapor phase using a molar ratio of butadiene to chlorine of from 5:1 to 50:1 and preferably from 8:1 to 30:1 at from 70.degree. to 250.degree. C., separating the thus formed dichlorobutenes from the unreacted butadiene by condensing them in a scrubber-cooler wherein the heat required to vaporize the makeup liquid butadiene feed stream is provided by the condensing dichlorobutenes.

REFERENCES:
patent: 2839589 (1958-06-01), Brown
patent: 2928884 (1960-03-01), Bellringer et al.
patent: 3472902 (1969-10-01), Van Dijk

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