Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters
Patent
1989-09-07
1991-08-20
Dees, Jose G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus esters
252 785, C07F 902
Patent
active
050415980
ABSTRACT:
A composition comprising the reaction product of (A) at least one carboxylic acid acylating agent, (B) at least one amine characterized by the presence within its structure of at least one HN>group, and (C) at least one phosphorus-containing acid of the formula ##STR1## wherein each X.sup.1, X.sup.2, X.sup.3 and X.sup.4 is independently oxygen or sulfur, each m is zero or one, and each R.sup.1 and R.sup.2 is independently a hydrocarbyl group. Aqueous concentrates and water-based functional fluids comprising the foregoing composition are also disclosed.
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Carr Deborah D.
Collins Forrest L.
Dees Jos,e G.
Franks Robert A.
Hunter Frederick D.
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