Electropolishing process for titanium
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United States of America Patent
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Issued Date -
Sep 11, 2008
app pub date -
Mar 10, 2008
filing date -
Mar 9, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a method of electrochemical polishing of surfaces of titanium or titanium-containing alloys, such as Nitinol. An electrolyte is used that comprises methanesulfonic acid and one or more alkanediphosphonic acids. These alkanediphosphonic acids can optionally be substituted with hydroxy and/or amino groups. A further aspect of the present invention relates to the use of said electrolyte for the electropolishing of titanium or titanium-containing alloys.
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