Porous noble metal oxide nanoparticles, method for preparing the same and their use
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United States of America Patent
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Mar 22, 2016
Grant Date -
Aug 6, 2015
app pub date -
Aug 26, 2014
filing date -
Feb 5, 2014
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Abstract
The present invention discloses a method for preparing porous noble metal oxide nanoparticles, comprising the following steps: a) preparing an Olea Europaea fruit extract; b) preparing an Acacia Nilotica extract; c) mixing the Olea Europaea fruit extract and the Acacia Nilotica extract for preparing a mixed extract; d) providing an aqueous solution containing a noble metal compound dissolved therein; e) mixing the mixed extract obtained in step c) and the aqueous solution of step d); f) dropping a solution of sodium chloride to be mixture of step b); g) drying the mixture, in air or by vacuum, and h) calcining at a temperature between 100 to 900° C., to get the porous noble metal oxide nanoparticles; porous noble metal oxide nanoparticles obtained thereby and their use.
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