发明申请
US20100018036A1 Formulation of nano-scale electrolyte suspensions and its application process for fabrication of solid oxide fuel cell-membrane electrode assembly (SOFC-MEA)
有权
纳米级电解质悬浮液的制备及其制备固体氧化物燃料电池 - 膜电极组件(SOFC-MEA)的应用方法
- 专利标题: Formulation of nano-scale electrolyte suspensions and its application process for fabrication of solid oxide fuel cell-membrane electrode assembly (SOFC-MEA)
- 专利标题(中): 纳米级电解质悬浮液的制备及其制备固体氧化物燃料电池 - 膜电极组件(SOFC-MEA)的应用方法
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申请号: US12177161申请日: 2008-07-22
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公开(公告)号: US20100018036A1公开(公告)日: 2010-01-28
- 发明人: YANG-CHUANG CHANG , Maw-Chwain Lee , Chun-Hsiu Wang , Tai-Nan Lin , Wei-Xin Kao
- 申请人: YANG-CHUANG CHANG , Maw-Chwain Lee , Chun-Hsiu Wang , Tai-Nan Lin , Wei-Xin Kao
- 主分类号: H01M4/82
- IPC分类号: H01M4/82
摘要:
This invention describes the recipe and preparation process of nano-scale electrolyte suspension and its application via a spin coating process for fabrication of airtight/fully dense electrolyte layers composed in solid oxide fuel cell-membrane electrode assembly with high performance characteristics. The recipe of nano-scale electrolyte suspension includes 10˜50 wt % nano-scale electrolyte powder, 0.01˜1 wt % poly acrylic acid (PAA as dispersant), 0.1˜5 wt % poly vinyl alcohol (PVA as binder), 0.005˜1 wt % octanol as defoamer, and deionized water as solvent. Solid oxide fuel cell fabricated via this recipe and process exhibits that the open-circuit voltage (OCV) is over 1 Volt, and maximum power density is 335 mW/cm2 at 800° C.
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