Article ID Journal Published Year Pages File Type
1286972 Journal of Power Sources 2006 7 Pages PDF
Abstract

A novel self-humidifying reinforced composite membrane for the proton exchange membrane fuel cell (PEMFC) was developed. Pt/SiO2 catalyst particles were dispersed uniformly into the Nafion resin, and then Pt–SiO2/Nafion/PTFE reinforced composite membrane was prepared using solution-cast method. Compared with the performance of the fuel cell with commercial Nafion® NRE-212 membrane, the cell performance with the self-humidifying composite membrane was obviously improved under both humidified and dry conditions at 80–120 °C. The self-humidifying composite membrane could minimize membrane conductivity loss under dry conditions due to the presence of catalyst and hydrophilic Pt/SiO2 particles.

Related Topics
Physical Sciences and Engineering Chemistry Electrochemistry
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