| abstract |
Use of salts of compounds of the formula (1) ** Formula ** with amines of the formula (2) ** Formula ** where R1 means C8 to C30 alkyl or C8 to C30 alkenyl, R2 hydrogen, C1 to C6 alkyl or an organic radical with 1 to 8 carbon atoms containing heteroatoms, and R3, R4, under the inclusion of the nitrogen atom, form a cycle with 5 to 7 ring atoms, this cycle may contain, together with carbon atoms, eventually an oxygen atom or a nitrogen atom or both, as water soluble or water dispersible corrosion inhibitors. |