Sulfonate and sulfate dispersants for the chemical processing in

Details Sulfonate and sulfate dispersants for the chemical processing in Sulfonate and sulfate dispersants for the chemical processing in

1996-04-19

1997-07-22

Hruskoci, Peter A.

Liquid purification or separation

Processes

Preventing, decreasing, or delaying precipitation,...

208 48AA, 203 8, 203DIG3, 252180, 585950, 558463, C02F 510

Patent

active

056500726

ABSTRACT:
The invention provides a method for the inhibition of fouling in petrochemical processes. The method comprises adding from about 0.1 to about 10,000 parts per million sulfonated oils, sulfonated fatty acids, sulfated oils, sulfated fatty acids, or naphthalene sulfonate formaldehyde condensates to a petrochemical process to disperse water insoluble foulant into an aqueous system.

REFERENCES:
patent: 3140915 (1964-07-01), Axelrad et al.
patent: 4184887 (1980-01-01), Lange et al.
patent: 4559149 (1985-12-01), Shell
patent: 4902824 (1990-02-01), Syrinek
patent: 5427690 (1995-06-01), Rowe et al.

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