Title:
ポリ塩化アルカン製造での重質留分の副生物の再利用方法
Document Type and Number:
Japanese Patent JP5013868
Kind Code:
B2
Abstract:
A method for recovering much of the carbon and chlorine value in the heavy ends and other undesired by-products formed during the production of a C3 or higher polychlorinated alkane through the reaction of carbon tetrachloride with an olefine or chlorinated olefine, the improvement comprising the step of first separating the heavy ends and any other higher or lower boiling chlorohydrocarbon impurities from most of the desired product, and subjecting the separated heavy ends and impurities therewith to a high temperature exhaustive chlorination to produce carbon tetrachloride, tetrachloroethene, and minor amounts of hexachlorobutadiene and hexachlorobenzene by-products.
Inventors:
Rodney El Claus Meyer
Application Number:
JP2006526151A
Publication Date:
August 29, 2012
Filing Date:
August 31, 2004
Export Citation:
Assignee:
Occidental Chemical Corporation
International Classes:
C07B39/00; C07C17/275; C07C17/278; C07C17/361; C07C17/383; C07C17/395; C07C19/041; C07C21/04; C07C21/20; C07C25/12; C07B61/00
Domestic Patent References:
| JP47008362A | ||||
| JP47014109A | ||||
| JP49018805A | ||||
| JP51021961B1 | ||||
| JP61221138A |
Foreign References:
| WO2002028806A1 | ||||
| US5792893 |
Attorney, Agent or Firm:
Koichi Hirota
Yoshihiro Nagare
Naoko Matsuda
Yoshihiro Nagare
Naoko Matsuda