CATALYST PREPARATION

CATALYST PREPARATION

The present invention provides a method of preparing a catalyst material, said catalyst material comprising a support material and an electrocatalyst dispersed on the support material; said method comprising the steps: i) providing a support material; then ii) 10 depositing a silicon oxide precursor...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MARTINEZ BONASTRE, Alejandro, SPIKES, Geoffrey
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRICITY
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:The present invention provides a method of preparing a catalyst material, said catalyst material comprising a support material and an electrocatalyst dispersed on the support material; said method comprising the steps: i) providing a support material; then ii) 10 depositing a silicon oxide precursor on the support material; then iii) carrying out a heat treatment step to convert the silicon oxide precursor to silicon oxide; then iv) depositing said electrocatalyst or a precursor of said electrocatalyst on the support material; then v) removal of at least some of the silicon oxide.