Novel electrolyte utilizing a lewis acid/bronstead acid complex
AssigneesToyota Engineering & Manufacturing North America, Inc., The University of Chicago
InventorsYuichiro Sugiyama, Hisashi Yamamoto
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Abstract
A proton conducting polymer is described herein which generally comprises a proton donating polymer and a Lewis acid. The Lewis acids may comprise one or more rare earth triflates. The proton conducting polymer exhibits excellent proton conductivity in low humidity environments.
Claims37
A proton conducting polymer comprising:
- a proton donating polymer and a Lewis acid.
A fuel cell comprising:
- an anode;
- a cathode;
- and a cationic exchange membrane comprising a proton donating polymer and a Lewis acid.
A proton conducting polymer comprising a Lewis acid said proton conducting polymer having a cation conductivity greater that 0.015 S/cm at a relative humidity less than 25% at temperatures in the range of 40° C. to 80° C.
An electrolyte membrane comprising a proton donating polymer and a Lewis acid.
Dependencies are inferred from the claim text.