Invention Grant
US08343452B2 Acrylic fiber bonded carbon fiber paper as gas diffusion media for fuel cell 有权
丙烯酸纤维粘结碳纤维纸作为燃料电池的气体扩散介质

Acrylic fiber bonded carbon fiber paper as gas diffusion media for fuel cell
Abstract:
A gas diffusion media for a fuel cell, such as a proton exchange membrane fuel cell, is provided. The gas diffusion media includes carbonizable acrylic pulp fibers instead of conventional phenolic resin as a binder material. The acrylic fibers are mixed with the carbon fiber dispersion during the papermaking step, thus eliminating the phenolic resin impregnation step typically associated with conventional gas diffusion media manufacturing processes. The mat is then cured and carbonized to produce gas diffusion media.
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