Compositions – Preservative agents – Anti-corrosion
Patent
1989-07-17
1991-05-07
Stoll, Robert L.
Compositions
Preservative agents
Anti-corrosion
252396, 422 14, 562431, 562471, 562496, 562583, 560 17, 560 61, C23
Patent
active
050134825
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 I: ##STR1## as well as salts or esters thereof, wherein R.sup.1 is C.sub.4 -C.sub.20 linear or branched alkyl, phenyl or C.sub.7 -C.sub.20 alkylphenyl;
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Derwent Abstract 21778D.
Ciba-Geigy Corporation
Fee Valerie
O'Brien Stephen V.
Stoll Robert L.
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