发明名称 Method of making a gas diffusion media and quality controls for same
摘要 The present invention discloses various methods in which a quality of a diffusion media for use in a fuel cell assembly can be qualitatively evaluated. The material constant, an internal contact angle, a ratio of high and low energy pores, and an external contact angle can be calculated for the diffusion media and compared to a predetermined standard to evaluate the quality of the diffusion media.
申请公布号 US7284411(B2) 申请公布日期 2007.10.23
申请号 US20050127376 申请日期 2005.05.12
申请人 GENERAL MOTORS CORPORATION 发明人 ROTH JOERG
分类号 G01N15/08;G01N13/04;H01M2/02;H01M4/06 主分类号 G01N15/08
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