Compositions – Preservative agents – Anti-corrosion
Patent
1988-09-23
1991-03-12
Stoll, Robert L.
Compositions
Preservative agents
Anti-corrosion
25238952, 106 1442, 106 1443, 106 1444, 556120, 546245, C07D21100
Patent
active
049991345
ABSTRACT:
Novel zinc salts, lead salts and/or calcium salts of carboxylic acids of the general formula ##STR1## where A is a radical of the formula ##STR2## Y is --CO-- or --SO.sub.2 --, X.sup.1 is C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy or halogen, X.sup.2 is hydrogen, C.sub.1 -C.sub.8 -alkyl or halogen, X.sup.3 is hydrogen, nitro or halogen, m and n are each 1 or 2, and X.sup.1 may furthermore be hydrogen if A is a radical of the formula (III) or X.sup.3 is nitro or m is 2, in particular the basic salts of (I), are suitable as corrosion inhibitors for coating systems.
REFERENCES:
patent: 2578725 (1951-12-01), Micheal et al.
patent: 2908648 (1959-10-01), Spivack et al.
patent: 3996253 (1976-12-01), Magagnoli et al.
patent: 4123455 (1978-10-01), Conrow et al.
patent: 4329381 (1982-05-01), Eschewey et al.
patent: 4830775 (1989-05-01), Liedek et al.
Chemical Abstracts, vol. 67, 1967, p. 6188, abstract No. 65439c, Magagnoli et al., "Materials for Color Photography".
DE-A-3,616,721=U.S. Ser. No. 07/048,744.
DE-A-2,947,418=U.S. Pat. No. 4,344,862.
EP-A-0,068,407=GB-A-2,100,720.
Haegele Gerhard
Liedek Egon
BASF - Aktiengesellschaft
Fee Valerie
Stoll Robert L.
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