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 US6928893(B2) 申请公布日期 2005.08.16
申请号 US20030342976 申请日期 2003.01.15
申请人 GENERAL MOTORS CORPORATION 发明人 ROTH JOERG
分类号 G01N13/04;G01N15/08;H01M2/02;(IPC1-7):G01N33/00 主分类号 G01N13/04
代理机构 代理人
主权项
地址