Process for providing titanium composite having a porous surface
    51.
    发明授权
    Process for providing titanium composite having a porous surface 失效
    提供具有多孔表面的钛复合材料的方法

    公开(公告)号:US5034186A

    公开(公告)日:1991-07-23

    申请号:US932551

    申请日:1986-11-20

    摘要: A titanium or titanium alloy composite having a porous surface layer, which comprises a titanium or titanium alloy substrate and a porous titanium or titanium alloy layer that adheres strongly to said substrate, said porous layer being formed by first providing said substrate with a firmly adhering sinter of a mixture of a titanium or titanium alloy powder and a magnesium powder, and then removing magnesium from the sinter. A process for producing a titanium or titanium alloy composite having a porous surface layer, comprising: providing a coating composition comprising a binder added to a mixture of a titanium or titanium alloy powder and a magnesium powder; applying said composition to the surface of a titanium or titanium alloy substrate; heating the substrate at a temperature of from 650.degree. to 800.degree. C. in vacuo or an inert atmosphere so as to form a sinter of the powders of titanium or titanium alloy and magnesium which firmly adheres to said substrate; and removing magnesium from said sinter.

    摘要翻译: 一种具有多孔表面层的钛或钛合金复合体,其包括钛或钛合金基底和与所述基底强烈粘附的多孔钛或钛合金层,所述多孔层通过首先为所述基底提供牢固粘附的烧结体 的钛或钛合金粉末和镁粉末的混合物,然后从烧结体中除去镁。 一种制备具有多孔表面层的钛或钛合金复合材料的方法,包括:提供包含添加到钛或钛合金粉末和镁粉末的混合物中的粘合剂的涂料组合物; 将所述组合物施加到钛或钛合金基材的表面; 在真空或惰性气氛中,在650〜800℃的温度下加热基材,形成钛或钛合金和镁的粉末的烧结体,其牢固地附着在所述基材上; 并从所述烧结矿中除去镁。

    Process for electrolytic treatment of metal by liquid power feeding
    53.
    发明授权
    Process for electrolytic treatment of metal by liquid power feeding 失效
    通过液体供电电解电解处理金属的工艺

    公开(公告)号:US4589959A

    公开(公告)日:1986-05-20

    申请号:US680728

    申请日:1984-12-12

    CPC分类号: C25D11/06

    摘要: A process for electrolytic treatment of a metallic object by the liquid power feeding method comprising an electrolyte containing an organic acid or a salt thereof, an electrode comprising a substrate of corrosion-resistant metal and an electrode coating based on the presence of at least some iridium oxide and formed on the substrate, where such functions advantageously as a stable anode enjoying long service life.

    摘要翻译: 一种通过液体供电方法电解处理金属物体的方法,该方法包括含有有机酸或其盐的电解质,包含耐腐蚀金属的基底的电极和基于至少一些铱的存在的电极涂层 氧化并形成在衬底上,其中这种功能有利地作为具有长使用寿命的稳定阳极。

    Process for production of electrolytic electrode having high durability
    55.
    发明授权
    Process for production of electrolytic electrode having high durability 失效
    具有高耐久性的电解电极的制造方法

    公开(公告)号:US4471006A

    公开(公告)日:1984-09-11

    申请号:US602986

    申请日:1984-04-23

    CPC分类号: C25B11/0478

    摘要: An electrolytic electrode which exhibits high durability when used in electrolysis in which the generation of oxygen is involved and a process for the production of same. The electrolytic electrode comprises (a) an electrode substrate of an electrically-conductive metal; (b) an electrode coating of an electrode active substance; and (c) an intermediate layer provided between the electrode substrate and the electrode coating, said intermediate layer comprising a mixed oxide of (i) an oxide of Ti and/or Sn having a valence number of 4 and (ii) an oxide of Ta and/or Nb having a valence number of 5.

    摘要翻译: 在涉及氧的产生的电解中使用的耐久性高的电解电极及其制造方法。 电解电极包括(a)导电金属的电极基板; (b)电极活性物质的电极涂层; 和(c)设置在电极基板和电极涂层之间的中间层,所述中间层包含(i)Ti和/或Sn的价数为4的氧化物和(ii)Ta的氧化物的混合氧化物 和/或价数为5的Nb。

    Method for forming an anticorrosive coating on a metal substrate
    56.
    发明授权
    Method for forming an anticorrosive coating on a metal substrate 失效
    在金属基材上形成防腐涂层的方法

    公开(公告)号:US4400408A

    公开(公告)日:1983-08-23

    申请号:US263542

    申请日:1981-05-14

    摘要: A method for forming an anticorrosive coating on the surface of a metal substrate, which comprises, in one embodiment, (1) coating the surface of the metal substrate with an anticorrosive metal capable of forming an alloy with the substrate metal and/or a hydride of the anticorrosive metal; (2) heating the coated surface, and then; (3) heating the coated surface in a vacuum or in an atmosphere substantially inert to the metal coating and the metal substrate by irradiating the coated surface with electron beams, laser beams or a plasma arc to sinter the coated metal and form an alloy layer in the interface between the metal substrate and the metal coating and, in another embodiment, subsequent to Step (2) and prior Step (3) above, coating the coated surface with a solution of a thermally decomposable platinum-group metal compound and then heating the resulting coated surface at about 40.degree. C. to about 600.degree. C.

    摘要翻译: 一种在金属基材的表面上形成防腐涂层的方法,在一个实施方案中包括(1)用能够与基底金属和/或氢化物形成合金的防腐金属涂覆金属基材的表面 的防腐金属; (2)加热涂层表面,然后; (3)通过用电子束,激光束或等离子体电弧照射涂覆的表面,在真空中或在基本上对金属涂层和金属基板惰性的气氛中加热涂覆的表面,以烧结涂覆的金属并形成合金层 金属基材和金属涂层之间的界面,在另一个实施方案中,在上述步骤(2)和先前步骤(3)之后,用可热分解的铂族金属化合物的溶液涂覆涂布表面,然后加热 得到的涂覆表面在约40℃至约600℃

    Process for production of electrode for use in electrolysis
    57.
    发明授权
    Process for production of electrode for use in electrolysis 失效
    生产用于电解的电极的方法

    公开(公告)号:US4336282A

    公开(公告)日:1982-06-22

    申请号:US264902

    申请日:1981-02-05

    IPC分类号: C25B11/04 C25B11/08 C25B11/10

    CPC分类号: C25B11/0484

    摘要: An electrode for use in the electrolysis of an aqueous solution of a metal halide, the electrode comprising an electrically conductive substrate and, formed thereon, a coating comprising(1) 50 to 95 mole % of platinum and(2)(a) 5 to 50 mole % of tin oxide, or(b) 5 to 50 mole % of tin oxide and cobalt oxide, wherein the tin oxide is present in an amount of at least 5 mole % and the cobalt oxide is present in an amount up to 20 mole %;and a process for producing the above-described electrode.

    摘要翻译: 一种用于电解金属卤化物水溶液的电极,所述电极包括导电基底,并且在其上形成涂层,所述涂层包含(1)50至95摩尔%的铂和(2)(a)5至 50摩尔%的氧化锡,或(b)5〜50摩尔%的氧化锡和氧化钴,其中所述氧化锡的含量为至少5摩尔%,所述氧化钴的存在量最多为20 摩尔% 和上述电极的制造方法。

    Gas diffusion electrode
    58.
    发明授权
    Gas diffusion electrode 有权
    气体扩散电极

    公开(公告)号:US09023549B2

    公开(公告)日:2015-05-05

    申请号:US13997737

    申请日:2011-12-23

    摘要: A method of preparing a gas diffusion electrode comprising a diffusion layer, and a reaction layer arranged to each other, wherein the diffusion layer is prepared by i) admixing a) sacrificial material, b) polymer and c) a metal-based material and d) optional further components, wherein the sacrificial material has a release temperature below about 275° C. and is added in an amount from about 1 to about 25 wt % based on the total weight of components a)-d) admixed; ii) forming a diffusion layer from the admixture of step i); iii) heating the forming diffusion layer to a temperature lower than about 275° C. so as to release at least a part of said sacrificial material from the diffusion layer. A gas diffusion electrode comprising a diffusion layer and a reaction layer arranged to one another, wherein the diffusion layer has a porosity ranging from about 60 to about 95%, and an electrolytic cell comprising the electrode. An electrolytic cell, a fuel cell comprising the gas diffusion electrode and a metal-air battery comprising the gas diffusion electrode.

    摘要翻译: 一种制备包括扩散层的气体扩散电极和彼此排列的反应层的方法,其中所述扩散层通过以下步骤制备:i)混合a)牺牲材料,b)聚合物和c)金属基材料和d )可选的另外的组分,其中所述牺牲材料具有低于约275℃的释放温度,并且以相对于混合的组分a)-d)的总重量为约1至约25重量%的量加入; ii)从步骤i)的混合物形成扩散层; iii)将成形扩散层加热到低于约275℃的温度,以便从扩散层中释放至少一部分所述牺牲材料。 一种气体扩散电极,包括扩散层和彼此排列的反应层,其中所述扩散层具有约60至约95%的孔隙率,以及包含所述电极的电解池。 电解槽,包括气体扩散电极的燃料电池和包括气体扩散电极的金属空气电池。