Gas diffusion electrodes, membrane-electrode assemblies and method for the production thereof
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United States of America Patent
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Aug 31, 2010
Grant Date -
Dec 18, 2008
app pub date -
May 23, 2008
filing date -
Jun 18, 2004
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Abstract
A gas diffusion electrode comprising an electrically conductive web, a non-catalyzed gas diffusion layer comprising at least one electroconductive filler and at least one binder, and a noble metal coating obtained by subjecting an electrically conductive web to a first ion beam having an energy not higher than 500 eV, then to a second beam having an energy of at least 500 eV, containing the ions of at least one noble metal.
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