C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/662.3
C07C 21/21 (2006.01)
Patent
CA 1077965
ABSTRACT OF THE DISCLOSURE Chloroprene is produced by reacting 3,4-dichloro- butene-1 with a base in the presence of thiodiphenyl amine and 2,6-di-tertiarybutyl-p-cresol with preventing on of clogging of the equipment. 3,4-Dichlorobutene-1 is produced by isomerization of the reaction mixture obtained by a chlorination of an excess of butadiene wherein higher boiling compounds are separated before a separation of unreacted butadiene.
290585
Hirano Junji
Iwasaki Takao
Matsumura Hideki
Denki Kagaku Kogyo Kabushiki Kaisha
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