Electrode coating and method of use in a reverse polarity electrolytic cell
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United States of America Patent
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Issued Date -
Oct 3, 2002
app pub date -
Feb 1, 2001
filing date -
Feb 1, 2001
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Abandoned
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Abstract
An electrode having an electrocatalytic surface or coating composed of a mixture with iridium oxide is used in a reversible polarity electrolytic cell to selectively produce an alkali metal hypohalite, preferably sodium hypochlorite, from brine made from hard water. The mixture also may have a platinum group metal oxide and a valve metal oxide, preferably, ruthenium oxide and titanium oxide respectively.
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