Process for preparing bismuth compounds

Electrolysis: processes – compositions used therein – and methods – Electrolytic coating – Depositing predominantly alloy coating

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205253, 205254, 205766, 204DIG13, C25D 300

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active

061030880

ABSTRACT:
The invention provides a process for preparing bismuth compounds, in particular a process for preparing highly concentrated solutions of bismuth methanesulfonate, that are stable to hydrolysis.
The preparation takes place from aqueous solutions of bismuth compounds of the formula (I)

REFERENCES:
patent: 5227046 (1993-07-01), Murphy et al.
Japanese Abstract of Patent Jp 02088790 of Mar. 28, 1990 by Morimoto et al.
Abstract of Japanese Patent Appln. No. 07074665, published Sep. 24, 1996.
Abstract of Japanese Patent Appln. No. 63-238305, published Mar. 28, 1990.
Biedorf, Rolf, et al., "Alternative Lote-Galvanische Abscheidung von Zinn-Wismut-Legierungen", in Galvanotechnik, 85, No. 12 (1994) at pp. 4187-4191.
R. Eidenschink et al., "Uber die galvanische Abscheidung von Wismut auf Aluminium und Stahl", in Metalloberflache, (1996), pp. 173-174.

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