Chromium deposition solution

Chemistry: electrical and wave energy – Processes and products

Patent

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Details

204 51, C25D 306, C25D 356

Patent

active

041429486

ABSTRACT:
Disclosed is an aqueous chromium deposition solution containing chromium in the trivalent state, from which a bright decorative chromium plate can be advantageously formed. The chromium deposition solution contains (a) a water-soluble trivalent chromium salt; (b) at least one compound selected from unsubstituted and amino- or hydroxy-substituted carboxylic acids and salts thereof; (c) a water-soluble aluminum salt, and; (d) ammonium ion.

REFERENCES:
patent: 3706636 (1972-12-01), Bride
patent: 3954574 (1976-05-01), Gyllenspetz et al.
patent: 4062740 (1977-12-01), Bauer et al.

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