Sulfur-functionalized carbon nanoarchitectures as porous, high-surface-area supports for precious metal catalysts
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Abstract
The invention relates to sulfur-functionalized polymer gels and carbon gels, including aerogels, and such carbon gels containing platinum or metal nanoparticles. The platinum-containing gels may be useful as fuel-cell electrodes.
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Citations
26 Claims
- 1. A polymer gel comprising a sulfur functionalization.
- 7. A carbon gel comprising a sulfur group.
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19. A method of making a composite, comprising the steps of:
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reacting a phenol with formaldehyde in a condensation reaction to form a precursor gel; and
reacting the precursor gel with a sulfur compound to form a sulfur-modified gel. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26)
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Specification