Compositions – Preservative agents – Anti-corrosion
Patent
1991-02-15
1993-01-05
Stoll, Robert L.
Compositions
Preservative agents
Anti-corrosion
252396, 252391, 252392, 25238961, 25238962, 422 14, 560 61, 562470, 562471, 562496, 562583, C23F 1112
Patent
active
051768500
ABSTRACT:
The present invention provides a composition in contact with a corrodable metal surface, comprising a functional fluid and, as corrosion inhibitor, a compound having the formula 1A ##STR1## as well as salts or esters thereof, wherein R.sup.3 is C.sub.9 -C.sub.20 linear or branched alkyl, phenyl or C.sub.7 -C.sub.20 alkylphenyl;
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Derwent 85-191835/32 (1984).
Ciba-Geigy Corporation
Fee Valerie D.
Hall Luther A. R.
Stoll Robert L.
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