Treatment of aqueous systems

Details Treatment of aqueous systems Treatment of aqueous systems

1975-05-29

1977-09-06

Weinblatt, Mayer

Compositions

Water-softening or purifying or scale-inhibiting agents

Plant or organic material containing

252175, 252181, 210 58, 260403, 204159, C02B 506

Patent

active

040467074

ABSTRACT:
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: ##STR1## or salts thereof, wherein R.sup.11 is hydrogen, methyl or ethyl, R is hydrogen, 1-18C alkyl, 5-12C cycloalkyl, aryl, aralkyl, a residue of formula: ##STR2## wherein R.sup.11 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 R.sup.1 is a residue --OX wherein X has its previous significance.

REFERENCES:
patent: 2957931 (1960-10-01), Hamilton et al.
patent: 3159537 (1964-12-01), Takesue et al.

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