Phosphorus, nitrogen and sulfo-containing additives

Details Phosphorus, nitrogen and sulfo-containing additives Phosphorus, nitrogen and sulfo-containing additives

1975-11-24

1977-05-31

Gantz, Delbert E.

Compositions

Heat-exchange, low-freezing or pour point, or high boiling...

Organic components

252 325, 252 327E, 252 33, 252 467, 252 74, 252 76, 252 785, C09K 5000, C10M 144, C10M 148, C10M 140

Patent

active

040268128

ABSTRACT:
Additives made by reaction of (A) at least one phosphorus acid compound of the formula: ##STR1## wherein each X is independently oxygen or divalent sulfur, M is hydrogen or an equivalent of metal or ammonium cation, R is a hydrogen atom or a hydrocarbyl or hydrocarbyloxy or hydrocarbyl mercapto group of about one to about thirty carbon atoms and R' is XM or R with the proviso that the total number of carbon atoms in both R and R' is at least two, with (B) at least one sulfo-containing compound of the formulae: ##STR2## wherein y is one or two, R.sup.3 is hydrogen or lower alkyl group, R.sup.2 is a divalent or trivalent hydrocarbyl group, R.sup.4 is a trivalent hydrocarbyl group, and Q is --OH, --OR.sup.3, --OM, an alkylene polyamine residue, or N(R.sub.3).sub.2, are novel and useful and have utility as, for example, additives for water-containing hydraulic fluids.

REFERENCES:
patent: 3873456 (1975-03-01), Olszewski
patent: 3954798 (1976-05-01), Romine

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