Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1991-11-07
1992-11-03
Garvin, Patrick P.
Compositions
Water-softening or purifying or scale-inhibiting agents
252547, 252DIG5, 252DIG13, 252DIG14, 424 70, C11D 118
Patent
active
051606585
ABSTRACT:
Surfactant mixtures which have better formability than the individual components consist of 55-95% by weight of an amine oxide corresponding to the formula RR'R"NO in which R is a primary alkyl group containing 6-24 carbons R' and R" are independently selected from methyl, ethyl, and 2-hydroxyethyl and 45-5% by weight of an alkylphenoxysulfosuccinate in which the alkyl group contains 8-18 carbons. Preferred mixtures are those in which the amine oxide is N-tetradecyldimethylamine oxide and the alkylphenoxysulfosuccinate is nonylphenoxysulfosuccinate.
REFERENCES:
patent: 3914185 (1975-10-01), Inamorato
patent: 4832872 (1989-05-01), Scandel
Borland James E.
Crutcher Terry
Sauer Joe D.
Smith Kim R.
Ethyl Corporation
Garvin Patrick P.
Hogan Patricia J.
Irzinski E. D.
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