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    • 9. 发明授权
    • Alkaline earth metal salts, transition metal salts and transition metal
complexes of ketocarboxylic acids as corrosion inhibitors
    • 碱土金属盐,过渡金属盐和酮羧酸的过渡金属络合物作为腐蚀抑制剂
    • US5458678A
    • 1995-10-17
    • US222766
    • 1994-04-04
    • William P. ArmstrongAdalbert BraigMarkus FreyAndreas Kramer
    • William P. ArmstrongAdalbert BraigMarkus FreyAndreas Kramer
    • C07C51/41C07C59/84C07C59/88C07C59/90C07C205/56C09D5/08C09K15/06C23F11/00C09D5/00C07C51/00
    • C07C59/84C07C205/56C07C59/88C07C59/90C09D5/086
    • There are described novel alkaline earth metal salts, transition metal salts and transition metal complexes of compounds of the formula I ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are, independently of one another, hydrogen, halogen, nitro, cyano, CF.sub.3, C.sub.1 -C.sub.15 alkyl, C.sub.5 -C.sub.12 cycloalkyl, C.sub.2 -C.sub.15 alkenyl, C.sub.1 -C.sub.12 haloalkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthio, C.sub.6 -C.sub.10 aryl which is unsubstituted or substituted by C.sub.1 -C.sub.4 alkyl; C.sub.6 -C.sub.10 aryloxy which is unsubstituted or substituted by C.sub.1 -C.sub.4 alkyl; C.sub.7 -C.sub.12 arylalkyl which is unsubstituted or substituted on the aryl radical by from 1 to 3 C.sub.1 -C.sub.4 alkyl groups; --CO.sub.2 R.sub.6, --COR.sub.6 or ##STR2## where at least one of the radicals R.sub.1 to R.sub.5 is hydrogen, halogen or C.sub.1 -C.sub.15 alkyl, in addition the radicals R.sub.1 and R.sub.2, R2 and R.sub.3, R.sub.3 and R.sub.4 or R.sub.4 and R.sub.5 form, together with the carbon atoms to which they are bound, a benzo or cyclohexenyl ring,R.sub.6 is C.sub.1 -C.sub.20 alkyl, C.sub.2 -C.sub.20 alkyl interrupted by oxygen, sulfur or >N--R.sub.9 ; C.sub.7 -C.sub.12 arylalkyl which is unsubstituted or substituted on the aryl radical by from 1 to 3 C.sub.1 -C.sub.4 alkyl groups, R.sub.7 and R.sub.8 are, independently of one another, hydrogen, C.sub.1 -C.sub.24 alkyl or C.sub.2 -C.sub.24 alkyl interrupted by oxygen, sulfur or >N--R.sub.9,R.sub.9 is hydrogen or C.sub.1 -C.sub.8 alkyl, andn is an integer in the range from 1 to 10 for use, as corrosion inhibitors in coating compositions for protecting metal surfaces.
    • 描述了式I(I)化合物的新型碱土金属盐,过渡金属盐和过渡金属络合物,其中R 1,R 2,R 3,R 4和R 5彼此独立地为氢,卤素, 硝基,氰基,CF 3,C 1 -C 15烷基,C 5 -C 12环烷基,C 2 -C 15烯基,C 1 -C 12卤代烷基,C 1 -C 12烷氧基,C 1 -C 12烷硫基,未被C 1 -C 4烷基取代的C 6 -C 10芳基; 未取代或被C 1 -C 4烷基取代的C 6 -C 10芳氧基; 未取代或在芳基上被1至3个C 1 -C 4烷基取代的C 7 -C 12芳基烷基; -CO 2 R 6,-COR 6或其中基团R 1至R 5中的至少一个为氢,卤素或C 1 -C 15烷基,此外基团R 1和R 2,R 2和R 3,R 3和R 4或R 4和R 5一起形成 与其结合的碳原子,苯并或环己烯基环,R 6是C 1 -C 20烷基,被氧,硫或> N-R 9中断的C 2 -C 20烷基; 未取代或在芳基上被1至3个C 1 -C 4烷基取代的C 7 -C 12芳基烷基,R 7和R 8彼此独立地为氢,C 1 -C 24烷基或C 2 -C 24烷基,其被氧,硫或> N- R9,R9为氢或C1-C8烷基,n为1〜10的整数,用作保护金属表面的涂料组合物中的腐蚀抑制剂。