Method of reducing formation of chlorinated dioxins in manufactu

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

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Details

568755, 568779, C07C 3936, C07C 3927

Patent

active

042949963

ABSTRACT:
The invention covers the use of novel co-catalysts as inhibitors that reduce the formation of undesirable chlorinated dioxins during the preparation of pentachlorophenol and tetrachlorophenol from phenol or lower chlorinated phenols.

REFERENCES:
patent: 3760010 (1973-09-01), Widiger
patent: 3816268 (1974-06-01), Watson et al.
patent: 3909365 (1979-07-01), Christena
patent: 4016047 (1977-04-01), Christena
patent: 4160114 (1979-07-01), Shelton et al.
patent: 4228309 (1980-10-01), Hatcher

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