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    • 7. 发明授权
    • Chamber material made of Al alloy and heater block
    • 室内材料由铝合金和加热块组成
    • US06521046B2
    • 2003-02-18
    • US09773638
    • 2001-02-02
    • Toshiyuki TanakaKoji WadaJun HisamotoHiroki SawadaHiroshi Matsuura
    • Toshiyuki TanakaKoji WadaJun HisamotoHiroki SawadaHiroshi Matsuura
    • C23C1600
    • H01J37/32467
    • A chamber material made of Al alloy excellent in thermal cracking resistance and chemical and/or physical corrosion resistance and capable of reducing contamination excellently and further having excellent and wide applicable brazing property in a high temperature corrosive circumstance, in which the substrate aluminum material for the chamber material made of Al alloy having an anodized film comprises 0.1 to 2.0% Si, 0.1 to 3.5% Mg, 0.02 to 4.0% Cu on the mass% basis and the balance of Al and impurity element with Cr in the impurity elements being less than 0.04%. Preferably, Fe is 0.1% or less and Mn is 0.04% or less in the impurity element and, further, the total sum of impurity elements other than Cr and Mn being restricted to 0.1% or less. This invention can be utilized suitably to various materials used in high temperature corrosive circumstance, particularly, in high temperature corrosive gas or plasma atmosphere.
    • 由耐热龟裂性,耐化学腐蚀性和/或物理耐腐蚀性优异并且能够在高温腐蚀环境中具有优异且广泛适用的钎焊性能的,能够优异地降低污染的Al合金制的腔室材料,其中用于 具有阳极氧化膜的Al合金制成的室内材料以质量%计含有0.1〜2.0%的Si,0.1〜3.5%的Mg,0.02〜4.0%的Cu,余量的Al和杂质元素的杂质元素的Cr少于 0.04%。 优选的是,在杂质元素中,Fe为0.1%以下,Mn为0.04%以下,Cr,Mn以外的杂质元素的总和为0.1%以下。 本发明可以适用于高温腐蚀性环境中使用的各种材料,特别是在高温腐蚀性气体或等离子体气氛中。
    • 9. 发明授权
    • Titanium electrode material and surface treatment method of titanium electrode material
    • 钛电极材料和钛电极材料的表面处理方法
    • US08349519B2
    • 2013-01-08
    • US12709935
    • 2010-02-22
    • Toshiki SatoJun SuzukiYoshinori ItoJun Hisamoto
    • Toshiki SatoJun SuzukiYoshinori ItoJun Hisamoto
    • H01M8/00
    • H01M4/8657H01M4/8803H01M4/8817H01M4/8867H01M4/92H01M4/921H01M8/0206H01M2008/1095
    • 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.
    • 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。
    • 10. 发明授权
    • Metal separator for fuel cell and manufacturing method thereof
    • 燃料电池用金属隔板及其制造方法
    • US08298723B2
    • 2012-10-30
    • US12594825
    • 2008-03-05
    • Shinichi TanifujiHirotaka ItoToshiki SatoJun SuzukiYoshinori ItoJun Hisamoto
    • Shinichi TanifujiHirotaka ItoToshiki SatoJun SuzukiYoshinori ItoJun Hisamoto
    • H01M8/04
    • C23C14/22C22C5/02C22C5/04C22C14/00C22C16/00C22C27/02C23C14/16C23C14/165C23C14/345H01M8/0206H01M8/0208H01M8/021H01M8/0228Y02P70/56
    • A metal separator 1 for a fuel cell according to the invention is a metal separator for a fuel cell manufactured by using a metal substrate 2 with a flat surface, or with concave gas flow paths formed on at least a part of the surface. The metal separator 1 includes an acid-resistant metal film 3 formed over the surface of the metal substrate 2, and containing one or more kinds of non-noble metals selected from the group comprised of Zr, Nb, and Ta, and a conductive alloy film 4 formed over the acid-resistant metal film 3, and containing one or more kinds of noble metals selected from the group comprised of Au and Pt, and one or more kinds of non-noble metals selected from the group comprised of Zr, Nb, and Ta. A method for manufacturing the metal separator for a fuel cell according to the invention includes a step S1 of depositing an acid-resistant metal film, and a step S2 of depositing a conductive alloy film. With this structure, the invention provides the metal separator for a fuel cell with an excellent acid resistance and a low contact resistance, and a manufacturing method thereof.
    • 根据本发明的用于燃料电池的金属隔板1是通过使用具有平坦表面的金属基板2或者形成在表面的至少一部分上的凹入气体流路而制造的用于燃料电池的金属隔板。 金属隔板1包括在金属基板2的表面上形成的耐酸金属膜3,并且含有选自Zr,Nb,Ta中的一种以上的非贵金属和导电性合金 在耐酸金属膜3上形成的含有选自Au和Pt的一种或多种贵金属的一种或多种选自Zr,Nb ,和Ta。 根据本发明的燃料电池用金属隔板的制造方法包括沉积耐酸金属膜的工序S1和沉积导电性合金膜的工序S2。 利用该结构,本发明提供了具有优异的耐酸性和低接触电阻的燃料电池用金属隔板及其制造方法。