Compositions for protecting metals, processes for their preparat

Details Compositions for protecting metals, processes for their preparat Compositions for protecting metals, processes for their preparat

1990-07-06

1992-10-20

Lusigman, Michael

Coating processes

With post-treatment of coating or coating material

Liquid extraction of coating constituent or cleaning coating

4273884, 427421, 427435, 252392, 252390, 252391, 422 7, B05D 302

Patent

active

051568926

ABSTRACT:
The present invention relates to compositions for protecting metals which contain a mixture constituted by stearic acid, dicyclohexylamine, and an azole derivative, and more particularly to a composition containing from 0.8 to 1.4 g/l of 1-phenyl-5-mercaptotetrazole, and from 0.005 to 0.01 g/l of the mixture stearic acid:dicyclohexylamine in the molar ratio 1:1, in solution in water, as well as to the process for its preparation, and to methods for protecting metals using said compositions.

REFERENCES:
patent: 3015580 (1962-01-01), Zisman et al.
patent: 3573225 (1971-03-01), Kondo
patent: 3625859 (1971-12-01), Hashimoto
patent: 3751331 (1973-08-01), Dane et al.
patent: 4051066 (1977-09-01), Miksic et al.
patent: 4233176 (1980-11-01), Conner, Sr.
patent: 4253886 (1981-03-01), Aonuma et al.
patent: 4705703 (1987-11-01), Meier et al.
patent: 4894278 (1990-01-01), Servais et al.
patent: 4957640 (1990-09-01), Treybig et al.

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