C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
362/65.5
C02F 1/50 (2006.01) C02F 5/14 (2006.01)
Patent
CA 1182594
ABSTRACT OF THE DISCLOSURE A process for treating water comprises adding to the water (a) from 1 to 50 ppm of a phosphonium compound of the formula: Image in which R represents C1-C6 alkyl groups which are unsubstituted or substituted by a cyano, hydroxy, esterified hydroxy or aryl group, R1 represents a C8-C18 alkyl group and X represents chlorine or bromine, and optionally (b) from 0.1 to 100 ppm of an anionic water treatment agent such as a scale or corrosion inhibiting agent.
403972
Grade Reinhardt
Thomas Brian M.
Ag Ciba-Geigy
Fetherstonhaugh & Co.
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