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US 12,438,158 B2Granted
Electrocatalyst ink
AssigneeJohnson Matthey Hydrogen Technologies Limited
InventorsAlejandro Martinez Bonastre, Daniel Marin Florido
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Abstract
The present invention provides a method of preparing an electrocatalyst ink, the method comprising a step of contacting a dispersion with a separation material.
Claims18
A method of preparing an electrocatalyst ink, the method comprising the steps of:
- i) preparing a dispersion comprising an electrocatalyst material, an ion-conducting material and a diluent;
- then
- ii) contacting the dispersion with a separation material comprising picolinic acid ester or picolinic acid amide functional groups immobilised on a solid support.
Dependencies are inferred from the claim text.