C - Chemistry – Metallurgy – 23 – F
Patent
C - Chemistry, Metallurgy
23
F
C23F 11/14 (2006.01) C09K 8/54 (2006.01)
Patent
CA 2068234
Amines which are compounds of the formula I: (see formula I) where R is a C6-20 hydrocarbon; X is -NR1- or -o-; each R1 is independently H or -[(CH2)1-4)COOH or a C6-20 hydrocarbon; n is 1, 2 or 3; and which contains at least one (CH2)1-4COOH group; or salt thereof are useful in inhibiting corrosion of metals in a marine or freshwater environment e.g. in oil- and gas-field applications since they show relatively low toxicity to marine organisms.
Bourland Brent I.
Carruthers Niall
Clewlow Paul J.
Haslegrave John A.
Sullivan Daniel S.
Borden Ladner Gervais Llp
Exxon Chemical Patents Inc.
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