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U.S. Department of Energy
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Membrane electrode assembly manufacturing process

Patent ·
OSTI ID:1892623
Methods and compositions for making fuel cell components are described. In one embodiment, the method comprises providing a substrate, and forming or adhering an electrode on the substrate, wherein the forming includes depositing an aqueous mixture comprising water, a water-insoluble component, a catalyst, and an ionomer. The water-insoluble component comprises a water-insoluble alcohol, a water-insoluble carboxylic acid, or a combination thereof. The use of such water-insoluble components results in a stable liquid medium with reduced reticulation upon drying, reduced dissolution of the substrate, and reduced penetration of the pores of the substrate.
Research Organization:
W.L. Gore & Associates, Inc., Newark, DE (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC36-08GO18052
Assignee:
W. L. Gore & Associates, Inc. (Newark, DE)
Patent Number(s):
11,251,453
Application Number:
16/092,440
OSTI ID:
1892623
Country of Publication:
United States
Language:
English

References (3)


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