Thin carbon-cloth-based electrocatalytic gas diffusion electrodes, and electrochemical cells comprising the same
First Claim
1. A thin electrocatalytic gas diffusion electrode comprising an open pore electrically conducting carbon cloth having a coating of a uniform mixture of catalytic carbon particles and hydrophobic binder particles evenly deposited on said cloth, with said mixture of particles adhered within the cloth pores and to the yarns of the cloth.
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Abstract
This disclosure is concerned with thin gas diffusion electrodes comprising an open pore carbon cloth substrate provided with a uniform mixture of catalytic carbon particles and preferably Teflon particles adhered within the cloth poes and to the yarns of the cloth; processes for making and using the same; and assemblies comprising said electrodes and closely spaced preferably noble metal current collecting contacts for use in electrochemical cells operating at high current densities.
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17 Claims
- 1. A thin electrocatalytic gas diffusion electrode comprising an open pore electrically conducting carbon cloth having a coating of a uniform mixture of catalytic carbon particles and hydrophobic binder particles evenly deposited on said cloth, with said mixture of particles adhered within the cloth pores and to the yarns of the cloth.
Specification