C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/39
C11D 7/22 (2006.01) C02F 5/14 (2006.01) C23F 11/167 (2006.01)
Patent
CA 1043653
ABSTRACT OF DISCLOSURE A method of inhibiting the precipitation of scale-forming salts of calcium, magnesium, barium and strontium from aqueous systems comprising adding to the aqueous system a telomeric compound of the formula: Image or salts thereof, wherein R11 is hydrogen, methyl or ethyl, R is hydrogen, 1-18C alkyl, 5-12C cycloalkyl, aryl, aralkyl, a residue of formula: Image wherein R11 has its previous significance and the sum of n + m is an integer of at most 100, or a residue -OX wherein X is hydrogen or 1-4C alkyl, and R1 is a residue -OX wherein X has its previous significance.
227908
Finan Michael A.
Miles Peter
Richardson Norman
Smith Malcolm J.
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