POLYMER ELECTROLYTE FUEL CELL SEPARATOR MADE OF PURE TITANIUM OR TITANIUM ALLOY AND METHOD OF PRODUCTION OF SAME
    7.
    发明申请
    POLYMER ELECTROLYTE FUEL CELL SEPARATOR MADE OF PURE TITANIUM OR TITANIUM ALLOY AND METHOD OF PRODUCTION OF SAME 有权
    纯钛或钛合金的聚合物电解质燃料电池分离器及其制造方法

    公开(公告)号:US20090197143A1

    公开(公告)日:2009-08-06

    申请号:US12304722

    申请日:2007-06-15

    IPC分类号: H01M2/02 B05D5/12

    摘要: The present invention provides a polymer electrolyte fuel cell separator made of pure titanium or a titanium alloy superior in contact resistance with carbon paper and a method of production of the same, that is, a separator having a surface layer part to which conductive compound particles are affixed, characterized in that the surface oxide has a thickness of 3 to 15 nm in range, an average carbon concentration in a range from an outermost surface, including the oxide layer, to a depth of 100 nm is 0.02 to 6 at %, and the conductive compound particles have an average particle size of 0.01 to 20 μm. Further, the method of production of the present invention is characterized by forming, blast treating a surface of the formed article by particles comprised of conductive compound particles of an average particle size of 0.01 to 20 μm covering a surface of superhard core particles, impregnating it by a nitric acid aqueous solution of a concentration of 15 to 71 mass % and a temperature of 40 to 100° C. for 30 seconds to 180 minutes by spraying or dipping, then washing it.

    摘要翻译: 本发明提供一种由碳钛纸或其制造方法制成的纯钛或钛合金制成的高分子电解质型燃料电池隔板及其制造方法,即具有导电性化合物粒子的表层部的隔膜 其特征在于,表面氧化物的范围为3〜15nm的厚度,从包括氧化物层的最外表面到100nm的深度的范围内的平均碳浓度为0.02〜6原子%, 导电性化合物粒子的平均粒径为0.01〜20μm。 此外,本发明的制造方法的特征在于,通过由平均粒径为0.01〜20μm的导电性化合物粒子构成的粒子对由成形体的表面进行喷砂处理,覆盖超硬核粒子的表面,浸渍 通过喷雾或浸渍,浓度为15〜71质量%,温度为40〜100℃的硝酸水溶液30秒〜180分钟,然后进行洗涤。

    Polymer electrolyte fuel cell separator made of pure titanium or titanium alloy and method of production of same
    9.
    发明授权
    Polymer electrolyte fuel cell separator made of pure titanium or titanium alloy and method of production of same 有权
    由纯钛或钛合金制成的聚合物电解质燃料电池隔板及其制造方法

    公开(公告)号:US08785031B2

    公开(公告)日:2014-07-22

    申请号:US12304722

    申请日:2007-06-15

    摘要: The present invention provides a polymer electrolyte fuel cell separator made of pure titanium or a titanium alloy superior in contact resistance with carbon paper and a method of production of the same, that is, a separator having a surface layer part to which conductive compound particles are affixed, characterized in that the surface oxide has a thickness of 3 to 15 nm in range, an average carbon concentration in a range from an outermost surface, including the oxide layer, to a depth of 100 nm is 0.02 to 6 at %, and the conductive compound particles have an average particle size of 0.01 to 20 μm. Further, the method of production of the present invention is characterized by forming, blast treating a surface of the formed article by particles comprised of conductive compound particles of an average particle size of 0.01 to 20 μm covering a surface of superhard core particles, impregnating it by a nitric acid aqueous solution of a concentration of 15 to 71 mass % and a temperature of 40 to 100° C. for 30 seconds to 180 minutes by spraying or dipping, then washing it.

    摘要翻译: 本发明提供一种由碳钛纸或其制造方法制成的纯钛或钛合金制成的高分子电解质型燃料电池隔板及其制造方法,即具有导电性化合物粒子的表层部的隔膜 其特征在于,表面氧化物的范围为3〜15nm的厚度,从包括氧化物层的最外表面到100nm的深度的范围内的平均碳浓度为0.02〜6原子%, 导电性化合物粒子的平均粒径为0.01〜20μm。 此外,本发明的制造方法的特征在于,通过由覆盖超硬核粒子的表面的平均粒径为0.01〜20μm的导电性化合物粒子构成的粒子对成形体的表面进行喷砂处理,浸渍 通过喷雾或浸渍,浓度为15〜71质量%,温度为40〜100℃的硝酸水溶液30秒〜180分钟,然后进行洗涤。

    Colored Pure Titanium or Titanium Alloy Having Low Susceptibility to Discoloration in Atmospheric Environment
    10.
    发明申请
    Colored Pure Titanium or Titanium Alloy Having Low Susceptibility to Discoloration in Atmospheric Environment 有权
    有色纯钛或钛合金在大气环境中易变色

    公开(公告)号:US20090133783A1

    公开(公告)日:2009-05-28

    申请号:US11920486

    申请日:2006-05-25

    IPC分类号: C22C14/00

    摘要: The present invention provides colored pure titanium or titanium alloy having low susceptibility to discoloration in an atmospheric environment exhibiting a superior resistance to discoloration even when the titanium is used in an environment of harsh acid rain such as a roof or wall material and free from deterioration of the aesthetic appearance over a long period of time, that is, colored pure titanium obtained by the anodic oxidation method, that is, colored pure titanium or titanium alloy having low susceptibility to discoloration in an atmospheric environment characterized by having an average phosphorus content in a range of 40 nm from a surface of a titanium oxide layer formed on the titanium surface of 5.5 atomic % or less and by having an average carbon concentration in a range of a depth of 100 nm from the titanium surface of 3 to 15 atomic %.

    摘要翻译: 本发明提供了在大气环境中具有低变色性的着色纯钛或钛合金,即使当钛在诸如屋顶或墙体材料的恶劣的酸雨环境中使用时也显示出优异的抗变色性,并且没有变质 长时间的美学外观,即通过阳极氧化法获得的着色纯钛,即在大气环境中具有低变色敏感性的着色纯钛或钛合金,其特征在于平均磷含量为 从钛表面形成的氧化钛层的表面的5.5原子%以下的范围为40nm,并且使钛表面的深度为100nm的平均碳浓度为3〜15原子%。