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11. 发明授权

US08231990B2 Alloy film for a metal separator for a fuel cell, a manufacturing method thereof and a target material for sputtering, as well as a metal separator, and a fuel cell 失效
标题翻译：用于燃料电池用金属隔板的合金膜及其制造方法以及溅射用靶材以及金属隔板以及燃料电池
公开(公告)号：US08231990B2
公开(公告)日：2012-07-31
申请号：US12517607
申请日：2007-12-12
申请人： Toshiki Sato , Jun Suzuki , Yoshinori Ito , Hirotaka Ito , Shinichi Tanifuji
发明人： Toshiki Sato , Jun Suzuki , Yoshinori Ito , Hirotaka Ito , Shinichi Tanifuji
IPC分类号： H01M8/02 , H01M2/16 , C23C14/34 , C22F1/00
CPC分类号： H01M8/0206 , C22C5/02 , C22C5/04 , C22C14/00 , C22C16/00 , C22C27/00 , C22C27/02 , C22F1/05 , C22F1/18 , C23C14/16 , C23C14/165 , C23C14/5806 , C23C14/5846 , C23C14/5853 , H01M8/0208 , H01M8/021 , H01M8/0228 , H01M8/0263 , H01M2008/1095 , Y02P70/56
摘要： The present invention concerns an alloy film for a metal separator for a fuel cell characterized by containing at least one noble metal element selected from Au and Pt and at least one non-noble metal element selected from the group consisting of Ti, Zr, Nb, Hf, and Ta, at a content ratio of noble metal element/non-noble metal element of 35/65 to 95/5, and having a film thickness of 2 nm or more. The present invention also relates to a manufacturing method of an alloy film for the metal separator for the fuel cell and a target material for sputtering, as well as the metal separator and the fuel sell. The alloy film for the metal separator for the fuel cell according to the invention is excellent in the corrosion resistance, has low contact resistance, can maintain the low contact resistance for a long time even in a corrosive environment, and is excellent further in the productivity.
摘要翻译：本发明涉及一种用于燃料电池用金属隔板的合金膜，其特征在于，含有至少一种选自Au和Pt的贵金属元素和至少一种选自Ti，Zr，Nb， Hf和Ta，贵金属元素/非贵金属元素的含量比为35/65〜95/5，膜厚为2nm以上。本发明还涉及用于燃料电池用金属隔板的合金膜和溅射用靶材以及金属隔板和燃料的制造方法。本发明的燃料电池用金属隔板用合金膜耐腐蚀性优异，接触电阻低，即使在腐蚀性环境下也能长时间保持低接触电阻，生产率进一步提高。

12. 发明申请

US20120064370A1 ALUMINUM ALLOY REFLECTIVE FILM, REFLECTIVE FILM LAMINATE, AUTOMOTIVE LIGHTING DEVICE, ILLUMINATION DEVICE, AND ALUMINUM ALLOY SPUTTERING TARGET 审中-公开
标题翻译：铝合金反射膜，反射膜层压板，汽车照明装置，照明装置和铝合金喷射目标
公开(公告)号：US20120064370A1
公开(公告)日：2012-03-15
申请号：US13320673
申请日：2010-06-15
申请人： Shinichi Tanifuji , Toshiki Sato , Yoshinori Ito , Takayuki Tsubota , Jun Suzuki , Nobuhiro Kobayashi
发明人： Shinichi Tanifuji , Toshiki Sato , Yoshinori Ito , Takayuki Tsubota , Jun Suzuki , Nobuhiro Kobayashi
IPC分类号： B32B3/00 , C23C14/34 , C23C14/14
CPC分类号： C22C21/00 , C23C14/185 , C23C14/3414 , G02B5/0808 , Y10T428/12993 , Y10T428/24355
摘要： Disclosed is an Al alloy reflective film which has a higher reflectance than that of pure Al films when produced by sputtering, excels in alkali resistance, acid resistance, and moisture resistance, and therefore less suffers from the reduction in reflectance even when a protective coating is not applied. Specifically disclosed is an Al alloy reflective film which contains at least one element selected from Sc, Y, La, Gd, Tb, and Lu in a total amount of from 0.4 to 2.5 atomic percent, with the remainder being Al and inevitable impurities. The Al alloy reflective film has a film surface roughness of 4 nm or less as measured with an atomic force microscope. Also disclosed are an automotive lighting device and an illumination device each provided with the reflective film. Further disclosed is an Al alloy sputtering target for use in the formation of the reflective film.
摘要翻译：公开了当通过溅射制造时具有比纯Al膜更高的反射率的Al合金反射膜，耐碱性，耐酸性和耐湿性优异，因此即使当保护涂层为没有申请。具体公开了含有选自Sc，Y，La，Gd，Tb和Lu中的至少一种元素的Al合金反射膜，其总量为0.4至2.5原子％，余量为不可避免的杂质。 Al合金反射膜的原子力显微镜测定的膜表面粗糙度为4nm以下。还公开了各自设置有反射膜的汽车照明装置和照明装置。还公开了用于形成反射膜的Al合金溅射靶。

13. 发明申请

US20110318607A1 ALUMINUM ALLOY REFLECTIVE FILM, AUTOMOBILE LIGHT, ILLUMINATOR, ORNAMENTATION, AND ALUMINUM ALLOY SPUTTERING TARGET 审中-公开
标题翻译：铝合金反光膜，汽车灯，照明器，接合和铝合金溅射目标
公开(公告)号：US20110318607A1
公开(公告)日：2011-12-29
申请号：US13254316
申请日：2010-03-02
申请人： Nobuhiro Kobayashi , Toshiki Sato , Jun Suzuki , Shinichi Tanifuji , Yoshinori Ito , Takayuki Tsubota
发明人： Nobuhiro Kobayashi , Toshiki Sato , Jun Suzuki , Shinichi Tanifuji , Yoshinori Ito , Takayuki Tsubota
IPC分类号： B23P9/00 , C23C14/34 , B05D1/02 , C23C14/14
CPC分类号： C23C14/16 , C22C21/00 , C23C14/3414 , F21V7/22 , Y10T428/12993
摘要： Provided is an Al alloy reflective film which does not require a protective film in that it has excellent alkali resistance (resistance to alkali corrosion), acid resistance (resistance to acid corrosion) and humidity resistance (resistance to a high-temperature, humid environment) even if there is no protective film, and which contains 2.5 to 20 at % of at least one element selected from Gd, La, Y, Sc, Tb, Lu, Pr, Nd, Pm, Ce, Dy, Ho, Er, and Tm, with the balance being Al and inevitable impurities. Also provided are an automobile light, illuminator, and ornamentation having such an Al alloy reflective film. Further provided is an Al alloy sputtering target, which is for forming such an Al alloy reflective film and which contains 2.5 to 35 at % of at least one element selected from Gd, La, Y, Sc, Tb, Lu, Pr, Nd, Pm, Ce, Dy, Ho, Er, and Tm, with the balance being Al and inevitable impurities.
摘要翻译：提供一种不需要保护膜的Al合金反射膜，其具有优异的耐碱性（耐碱腐蚀性），耐酸性（耐酸腐蚀性）和耐湿性（耐高温，潮湿环境）即使没有保护膜，其含有2.5〜20at％的选自Gd，La，Y，Sc，Tb，Lu，Pr，Nd，Pm，Ce，Dy，Ho，Er和 Tm，余量为Al和不可避免的杂质。还提供了具有这种Al合金反射膜的汽车灯，照明器和装饰。还提供了一种Al合金溅射靶，其用于形成这种Al合金反射膜，并且含有2.5至35原子％的选自Gd，La，Y，Sc，Tb，Lu，Pr，Nd中的至少一种元素， Pm，Ce，Dy，Ho，Er和Tm，余量为Al和不可避免的杂质。

14. 发明授权

US08349519B2 Titanium electrode material and surface treatment method of titanium electrode material 失效
标题翻译：钛电极材料和钛电极材料的表面处理方法
公开(公告)号：US08349519B2
公开(公告)日：2013-01-08
申请号：US12709935
申请日：2010-02-22
申请人： Toshiki Sato , Jun Suzuki , Yoshinori Ito , Jun Hisamoto
发明人： Toshiki Sato , Jun Suzuki , Yoshinori Ito , Jun Hisamoto
IPC分类号： H01M8/00
CPC分类号： H01M4/8657 , H01M4/8803 , H01M4/8817 , H01M4/8867 , H01M4/92 , H01M4/921 , H01M8/0206 , H01M2008/1095
摘要： It is an object of the present invention to provide a titanium electrode material which is low in cost and is excellent in electric conductivity, corrosion resistance and hydrogen absorption resistance, and a surface treatment method of a titanium electrode material. A titanium electrode material includes: on the surface of a titanium material including pure titanium or a titanium alloy, a titanium oxide layer having a thickness of 3 nm or more and 75 nm or less, and having an atomic concentration ratio of oxygen and titanium (O/Ti) at a site having the maximum oxygen concentration in the layer of 0.3 or more and 1.7 or less; and an alloy layer including at least one noble metal selected from Au, Pt, and Pd, and at least one non-noble metal selected from Zr, Nb, Ta, and Hf, having a content ratio of the noble metal and the non-noble metal of 35:65 to 95:5 by atomic ratio, and having a thickness of 2 nm or more, on the titanium oxide layer. The surface treatment method of a titanium electrode material includes a titanium oxide layer formation step, an alloy layer formation step, and a heat treatment step.
摘要翻译：本发明的目的是提供一种成本低且导电性，耐腐蚀性和耐氢吸收性优异的钛电极材料以及钛电极材料的表面处理方法。钛电极材料包括：在包括纯钛或钛合金的钛材料的表面上，具有3nm以上且75nm以下的氧化钛层，并且具有氧和钛的原子浓度比（ O / Ti）在层中的最大氧浓度为0.3以上且1.7以下的部位; 以及包含选自Au，Pt和Pd中的至少一种贵金属和选自Zr，Nb，Ta和Hf中的至少一种非贵金属的合金层，其具有贵金属和非金属的含量比，在氧化钛层上的原子比为35:65〜95:5的贵金属，厚度为2nm以上。钛电极材料的表面处理方法包括氧化钛层形成步骤，合金层形成步骤和热处理步骤。

15. 发明授权

US08399100B2 Reflection film, reflection film laminate, LED, organic EL display, and organic EL illuminating instrument 有权
标题翻译：反射膜，反射膜层压板，LED，有机EL显示器和有机EL照明仪器
公开(公告)号：US08399100B2
公开(公告)日：2013-03-19
申请号：US12679633
申请日：2008-09-25
申请人： Jun Suzuki , Toshiki Sato , Takayuki Tsubota , Shinichi Tanifuji
发明人： Jun Suzuki , Toshiki Sato , Takayuki Tsubota , Shinichi Tanifuji
IPC分类号： B32B17/06 , B32B27/36 , B32B15/04
CPC分类号： G02B5/0858 , C23C14/14 , C23C14/165 , F21S41/37 , F21V7/22 , G02B5/0808 , G02B5/085 , H01L51/5203 , H01L51/5271 , H05B33/26 , Y10T428/12896 , Y10T428/265 , Y10T428/31507 , Y10T428/31678
摘要： The present invention provides a reflection film, a reflection film laminate which are less likely to undergo agglomeration or sulfidation of an Ag thin film due to heat, and a LED, an organic EL display, and an organic EL illuminating instrument, each including any of these. The reflection film in accordance with the present invention is a reflection film formed on a substrate, characterized by being an Ag alloy film including Ag as a main component, and Bi in an amount of 0.02 atomic percent or more, and further including one or more of V, Ge, and Zn in a total content of 0.02 atomic percent or more, and satisfying the following expression (1): 7×[A]+13×[Bi]≦8 (1) where [A] (atomic percent) denotes the content of one or more of the V, Ge, and Zn, and [Bi] (atomic percent) denotes the content of Bi. Whereas, a reflection film laminate in accordance with the present invention is a reflection film laminate formed on a substrate, characterized by including: a first film comprising an Ag alloy film including Ag as a main component, and Bi in an amount of 0.02 atomic percent or more, and further including one or more of V, Ge, and Zn in a total content of 0.02 atomic percent or more, and satisfying the expression (1); and a second film including a Si oxide formed on the first film.
摘要翻译：本发明提供一种反射膜，由于热而不易发生Ag薄膜的聚集或硫化的反射膜层叠体，以及LED，有机EL显示器和有机EL照明器具，其分别包括这些。根据本发明的反射膜是形成在基板上的反射膜，其特征在于包括Ag作为主要成分的Ag合金膜，以及0.02原子％以上的Bi，并且还包括一个或多个（A）+ 13×[Bi]＆nlE; 8（1）其中[A]（原子数）为10原子％以上，满足下式（1）：V，Ge，百分比）表示V，Ge和Zn中的一种或多种的含量，[Bi]（原子百分比）表示Bi的含量。而根据本发明的反射膜层叠体是在基板上形成的反射膜层压体，其特征在于，包括：第一膜，包括以Ag为主要成分的Ag合金膜，以及0.02原子％的Bi 以上，进一步包含总量为0.02原子％以上的V，Ge，Zn中的一种以上，满足式（1）。以及形成在第一膜上的包含Si氧化物的第二膜。

16. 发明申请

US20100195231A1 REFLECTION FILM, REFLECTION FILM LAMINATE, LED, ORGANIC EL DISPLAY, AND ORGANIC EL ILLUMINATING INSTRUMENT 有权
标题翻译：反射膜，反射膜层压板，LED，有机EL显示器和有机EL照明仪器
公开(公告)号：US20100195231A1
公开(公告)日：2010-08-05
申请号：US12679633
申请日：2008-09-25
申请人： Jun Suzuki , Toshiki Sato , Takayuki Tsubota , Shinichi Tanifuji
发明人： Jun Suzuki , Toshiki Sato , Takayuki Tsubota , Shinichi Tanifuji
IPC分类号： G02B7/182 , B32B15/04 , B32B17/06 , B32B5/00
CPC分类号： G02B5/0858 , C23C14/14 , C23C14/165 , F21S41/37 , F21V7/22 , G02B5/0808 , G02B5/085 , H01L51/5203 , H01L51/5271 , H05B33/26 , Y10T428/12896 , Y10T428/265 , Y10T428/31507 , Y10T428/31678
摘要： The present invention provides a reflection film, a reflection film laminate which are less likely to undergo agglomeration or sulfidation of an Ag thin film due to heat, and a LED, an organic EL display, and an organic EL illuminating instrument, each including any of these. The reflection film in accordance with the present invention is a reflection film formed on a substrate, characterized by being an Ag alloy film including Ag as a main component, and Bi in an amount of 0.02 atomic percent or more, and further including one or more of V, Ge, and Zn in a total content of 0.02 atomic percent or more, and satisfying the following expression (1): 7×[A]+13×[Bi]≦8 (1) where [A] (atomic percent) denotes the content of one or more of the V, Ge, and Zn, and [Bi] (atomic percent) denotes the content of Bi. Whereas, a reflection film laminate in accordance with the present invention is a reflection film laminate formed on a substrate, characterized by including: a first film comprising an Ag alloy film including Ag as a main component, and Bi in an amount of 0.02 atomic percent or more, and further including one or more of V, Ge, and Zn in a total content of 0.02 atomic percent or more, and satisfying the expression (1); and a second film including a Si oxide formed on the first film.
摘要翻译：本发明提供一种反射膜，由于热而不易发生Ag薄膜的聚集或硫化的反射膜层叠体，以及LED，有机EL显示器和有机EL照明器具，其分别包括这些。根据本发明的反射膜是形成在基板上的反射膜，其特征在于包括Ag作为主要成分的Ag合金膜，以及0.02原子％以上的Bi，并且还包括一个或多个（A）+ 13×[Bi]＆nlE; 8（1）其中[A]（原子数）为10原子％以上，满足下式（1）：V，Ge，百分比）表示V，Ge和Zn中的一种或多种的含量，[Bi]（原子百分比）表示Bi的含量。而根据本发明的反射膜层叠体是在基板上形成的反射膜层压体，其特征在于，包括：第一膜，包括以Ag为主要成分的Ag合金膜，以及0.02原子％的Bi 以上，进一步包含总量为0.02原子％以上的V，Ge，Zn中的一种以上，满足式（1）。以及形成在第一膜上的包含Si氧化物的第二膜。

17. 发明授权

US08137866B2 Titanium material for fuel cell separator having low contact resistance 有权
标题翻译：用于燃料电池隔板的钛材料具有低接触电阻
公开(公告)号：US08137866B2
公开(公告)日：2012-03-20
申请号：US11995937
申请日：2006-07-26
申请人： Jun Suzuki , Toshiki Sato , Kasumi Yanagisawa , Takashi Yashiki , Masahito Fukuda
发明人： Jun Suzuki , Toshiki Sato , Kasumi Yanagisawa , Takashi Yashiki , Masahito Fukuda
IPC分类号： H01M4/66 , H01M4/64
CPC分类号： H01M8/0208 , C22C14/00 , C22C21/06 , C22C29/12 , C22C32/0021 , H01M8/0228
摘要： A separator for a fuel cell comprising a titanium alloy substrate containing at least one noble metal element selected from platinum group elements, Au and Ag; and a layer of a mixture formed on the titanium alloy substrate, said mixture comprising the noble metal element precipitated from the titanium alloy substrate and titanium oxide, and said layer having an average thickness of up to 200 nm; wherein the mixture layer on the surface and the titanium alloy substrate have a conductivity in terms of contact resistance as determined by the following method of up to 12 mΩ·cm2. The contact resistance is determined by placing a carbon cloth having an average thickness of 0.3 mm on opposite surfaces of the titanium alloy substrate having the mixture layer formed thereon; sandwiching the titanium alloy material with a pair of copper electrodes via the carbon cloth, the copper electrodes each having a contact area with the titanium alloy material of 1 cm2; measuring voltage drop between the carbon cloths by using a four terminal ohmmeter while pressing the copper electrodes against the titanium alloy material at a surface pressure of 5 kg/cm2 by using a hydraulic press and applying an electric current of 7.4 mA between the copper electrodes; and calculating the contact resistance from the measured value.
摘要翻译：一种用于燃料电池的隔板，包括含有至少一种选自铂族元素Au和Ag的贵金属元素的钛合金基底; 以及形成在钛合金基板上的混合物层，所述混合物包含从钛合金基板沉淀的贵金属元素和氧化钛，所述层的平均厚度高达200nm; 其中表面上的混合物层和钛合金基底具有通过以下方法测定的接触电阻方面的导电率，其高达12mΩ·cm 2·cm 2。通过将平均厚度为0.3mm的碳布放置在其上形成有混合层的钛合金基板的相对表面上来确定接触电阻; 通过碳布将钛合金材料与一对铜电极夹住，每个与钛合金材料的接触面积为1cm 2的铜电极; 使用四端欧姆计测量碳布之间的电压降，同时使用液压机在铜电极之间施加7.4mA的电流，将铜电极以5kg / cm2的表面压力压在钛合金材料上; 并根据测量值计算接触电阻。

18. 发明申请

US20100119882A1 TITANIUM ELECTRODE MATERIAL 有权
标题翻译：钛电极材料
公开(公告)号：US20100119882A1
公开(公告)日：2010-05-13
申请号：US11995937
申请日：2006-07-26
申请人： Jun Suzuki , Toshiki Sato , Kasumi Yanagisawa , Takashi Yashiki , Masahito Fukuda
发明人： Jun Suzuki , Toshiki Sato , Kasumi Yanagisawa , Takashi Yashiki , Masahito Fukuda
IPC分类号： H01M2/16
CPC分类号： H01M8/0208 , C22C14/00 , C22C21/06 , C22C29/12 , C22C32/0021 , H01M8/0228
摘要： A titanium material for an electrode comprising a titanium alloy substrate containing at least one noble metal element selected from platinum group elements, Au and Ag; and a layer of a mixture formed on the titanium alloy substrate, said mixture comprising the noble metal element precipitated from the titanium alloy substrate and titanium oxide, and said layer having an average thickness of up to 200 nm; wherein the mixture layer on the surface and the titanium alloy substrate have a conductivity in terms of contact resistance as determined by the following method of up to 12 mΩ·cm2. The contact resistance is determined by placing a carbon cloth having an average thickness of 0.3 mm on opposite surfaces of the titanium alloy substrate having the mixture layer formed thereon; sandwiching the titanium alloy material with a pair of copper electrodes via the carbon cloth, the copper electrodes each having a contact area with the titanium alloy material of 1 cm2; measuring voltage drop between the carbon cloths by using a four terminal ohmmeter while pressing the copper electrodes against the titanium alloy material at a surface pressure of 5 kg/cm2 by using a hydraulic press and applying an electric current of 7.4 mA between the copper electrodes; and calculating the contact resistance from the measured value.
摘要翻译：一种用于电极的钛材料，包括含有至少一种选自铂族元素Au和Ag的贵金属元素的钛合金基底; 以及形成在钛合金基板上的混合物层，所述混合物包含从钛合金基板沉淀的贵金属元素和氧化钛，所述层的平均厚度高达200nm; 其中表面上的混合物层和钛合金基底具有通过以下方法测定的接触电阻方面的导电率，其高达12mΩ·cm 2·cm 2。通过将平均厚度为0.3mm的碳布放置在其上形成有混合层的钛合金基板的相对表面上来确定接触电阻; 通过碳布将钛合金材料与一对铜电极夹住，每个与钛合金材料的接触面积为1cm 2的铜电极; 使用四端欧姆计测量碳布之间的电压降，同时使用液压机在铜电极之间施加7.4mA的电流，将铜电极以5kg / cm2的表面压力压在钛合金材料上; 并根据测量值计算接触电阻。

19. 发明申请

US20100151358A1 METHOD FOR MANUFACTURING FUEL CELL SEPARATOR, FUEL CELL SEPARATOR AND FUEL CELL 审中-公开
标题翻译：燃料电池分离器，燃料电池分离器和燃料电池的制造方法
公开(公告)号：US20100151358A1
公开(公告)日：2010-06-17
申请号：US12441722
申请日：2007-09-25
申请人： Toshiki Sato , Jun Suzuki , Takashi Yashiki , Masahito Fukuda , Yasuko Fukuda
发明人： Toshiki Sato , Jun Suzuki , Takashi Yashiki , Masahito Fukuda , Yasuko Fukuda
IPC分类号： H01M8/02 , C23C14/34
CPC分类号： H01M8/0208 , C23C14/16 , C23C14/34 , C23C14/5806 , C23C14/5853 , H01M8/0206 , H01M8/0228 , H01M2008/1095 , Y02P70/56
摘要： A method for manufacturing a fuel cell separator, including: forming by a PVD method a precious metal layer on a surface of a substrate, as a fuel cell separator, made of Ti or a Ti alloy, wherein the precious metal layer includes at least one precious metal selected from Ru, Rh, Pd, Os, Ir, Pt and Au and has a thickness of 2 nm or more, and a heat treatment wherein the substrate on which the precious metal layer was formed in the precious metal layer forming is subjected to a heat treatment at a predetermined heat treatment temperature and under a predetermined oxygen partial pressure. According to the method, a fuel cell separator made of Ti or a Ti alloy having excellent corrosion resistance, good adhesion of a precious metal layer, low contact resistance, and further excellent productivity can be produced.
摘要翻译：一种制造燃料电池隔板的方法，包括：通过PVD法在由Ti或Ti合金制成的基板的表面上形成贵金属层作为燃料电池隔板，其中所述贵金属层包括至少一个选自Ru，Rh，Pd，Os，Ir，Pt和Au的贵金属，并且具有2nm以上的厚度，并且进行在形成贵金属层中形成贵金属层的基板的热处理在预定的热处理温度和预定的氧分压下进行热处理。根据该方法，可以制造具有优异的耐腐蚀性，贵金属层的良好的附着力，低接触电阻和更优异的生产率的由Ti或Ti合金制成的燃料电池隔板。

20. 发明授权

US08367241B2 Separator for fuel cell and manufacturing method therefor 有权
标题翻译：燃料电池分离器及其制造方法
公开(公告)号：US08367241B2
公开(公告)日：2013-02-05
申请号：US12647754
申请日：2009-12-28
申请人： Jun Suzuki , Nobuhiro Kobayashi , Yoshinori Ito , Toshiki Sato
发明人： Jun Suzuki , Nobuhiro Kobayashi , Yoshinori Ito , Toshiki Sato
IPC分类号： H01M2/16
CPC分类号： H01M8/0206 , H01M8/0208 , H01M8/0213 , H01M8/0226 , H01M8/0228 , H01M2008/1095 , Y02P70/56
摘要： Disclosed are a separator for a fuel cell realizing both the high electrical conductivity and the corrosion resistance and enabling using stably for a long period of time in the fuel cell and a manufacturing method for it. The separator for a fuel cell 1 includes a substrate 2 composed of pure aluminum or aluminum alloy and a plating layer 3 formed on the substrate 2, wherein the plating layer 3 has a copper layer 3a formed in the substrate 2 side and a tin layer 3b formed on the copper layer 3a, the tin layer 3b is formed in an uppermost layer, the thickness of the copper layer 3a is 0.10 μm or above, and the value obtained by dividing the thickness of the tin layer 3b by the thickness of the copper layer 3a is 0.1-50.
摘要翻译：公开了一种实现高导电性和耐腐蚀性并能够在燃料电池中长时间稳定使用的燃料电池用隔膜及其制造方法。用于燃料电池1的隔板包括由纯铝或铝合金构成的基板2和形成在基板2上的镀层3，其中镀层3具有形成在基板2侧的铜层3a和锡层3b 形成在铜层3a上，锡层3b形成在最上层，铜层3a的厚度为0.10μm以上，通过将锡层3b的厚度除以铜的厚度而得到的值层3a为0.1-50。

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