Method of treating a chromium electroplating bath which contains an alkyl sulfonic acid to prevent heavy lead dioxide scale build-up on lead or lead alloy anodes used therein
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United States of America Patent
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Mar 7, 1989
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N/A
app pub date -
Apr 12, 1988
filing date -
Apr 12, 1988
priority date (Note) -
Expired
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Abstract
A method of treating a chromium electroplating bath which contains an alkyl sulfonic acid to prevent heavy scale build-up of lead dioxide on lead or lead alloy anodes used therein is described herein. The method involves applying a voltage across the electrodes in said bath which is greater than the normal operating voltage during electrodeposition of chromium.
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