Method and device for preparing sulphonic acids derived from par

Details Method and device for preparing sulphonic acids derived from par Method and device for preparing sulphonic acids derived from par

1974-09-18

1976-12-28

Sebastian, Leland A.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

23260, B01J 110

Patent

active

040000494

ABSTRACT:
The instant invention relates to a method for preparing paraffin-sulphonic acids by photochemical sulphoxidation of paraffinic hydrocarbons. The invention also relates to a device for carrying out this method.
The invention relates more particlarly to a method for continuously preparing paraffin-sulphonic acids by photochemical sulphoxidation of paraffinic hydrocarbons comprising the steps of reacting a gaseous mixture of sulphurous acid anhydride and oxygen with a liquid paraffiaic phase and injecting at least a portion of said gaseous mixture into said liquid phase in the form of a finely divided dispersion in a recycling fraction of said paraffinic phase which carries said gaseous mixture.

REFERENCES:
patent: 449687 (1891-04-01), Maxim
patent: 2737522 (1956-03-01), Nilsson
patent: 3111538 (1963-11-01), Stow
patent: 3454481 (1969-08-01), Marrian
patent: 3658671 (1972-04-01), Nagayama et al.
patent: 3682803 (1972-08-01), Ogata et al.

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