Gas diffusion layer, electrode and membrane electrode assemby for fuel cell, and production methods thereof
    1.
    发明公开
    Gas diffusion layer, electrode and membrane electrode assemby for fuel cell, and production methods thereof 有权
    Gasdiffusionsschicht,Elektrode und Membranelektrodenanordnungfüreine Brennstoffzelle und deren Herstellungsmethoden

    公开(公告)号:EP1538689A2

    公开(公告)日:2005-06-08

    申请号:EP04257494.7

    申请日:2004-12-02

    摘要: The present invention provides a gas diffusion layer (13) for a fuel cell (1) which has proper rigidity, is easy to handle and contributes to the improvement of the productivity of fuel cells. A method for producing a gas diffusion layer (13) for a fuel cell includes a first step of: impregnating a conductive porous substrate made of a conductive carbon fiber cloth or conductive carbon fiber felt with a first dispersion containing a first fluorocarbon resin having thermoplasticity; and baking the first conductive porous substrate at a first baking temperature of not less than the melting point of the first fluorocarbon resin and less than the decomposition temperature of the first fluorocarbon resin to enhance the rigidity of the conductive porous substrate.

    摘要翻译: 本发明提供一种燃料电池(1)的气体扩散层(13),其具有适当的刚度,易于处理并有助于提高燃料电池的生产率。 一种燃料电池用气体扩散层(13)的制造方法,其特征在于,包括以下步骤:浸渍由导电性碳纤维布或导电性碳纤维毡制成的导电性多孔质基材,所述第一分散体含有具有热塑性的第一氟碳树脂; 在不低于第一氟碳树脂的熔点的第一烘烤温度和低于第一氟碳树脂的分解温度下烘烤第一导电性多孔质基材,以提高导电性多孔质基材的刚性。

    Electrode alloy powder and method of producing the same
    2.
    发明公开
    Electrode alloy powder and method of producing the same 有权
    Verfahren zur Herstellung eines Legierungspulversfüreine Elektrode

    公开(公告)号:EP1219368A2

    公开(公告)日:2002-07-03

    申请号:EP01310652.1

    申请日:2001-12-20

    IPC分类号: B22F1/00 H01M4/38

    摘要: A method of producing an electrode alloy powder is disclosed, wherein, to provide an electrode alloy powder capable of yielding an alkaline storage battery excellent in high-rate discharge property, self-discharge property and cycle life, a first step of immersing a starting powder comprising a hydrogen storage alloy containing 20 to 70 wt% of Ni in an aqueous solution containing 30 to 80 wt% of sodium hydroxide at a temperature of 90°C or higher and a second step of washing with water the powder which has been subjected to the first step are conducted.

    摘要翻译: 公开了一种制造电极合金粉末的方法,其中提供能够产生高放电性,自放电性和循环寿命优异的碱性蓄电池的电极合金粉末,第一步是将起始粉末 在90℃以上的温度下,在含有30〜80重量%的氢氧化钠的水溶液中含有20〜70重量%的Ni的储氢合金,以及第二步,用水洗涤已经经受 第一步进行。

    A hydrogen storage alloy electrode
    6.
    发明公开
    A hydrogen storage alloy electrode 失效
    Wasserstoffspeicherlegierung Elektrode。

    公开(公告)号:EP0566055A1

    公开(公告)日:1993-10-20

    申请号:EP93105939.8

    申请日:1993-04-13

    IPC分类号: H01M4/38

    CPC分类号: H01M4/383 Y10S420/90

    摘要: The present invention provides a hydrogen storing alloy electrode having a large discharging capacity and a long lifetime at a high temperature. The electrode is also excellent in discharging characteristics in the early charging and discharging cycles. In one aspect of the present invention, the hydrogen storing alloy electrode is made of a hydrogen storing alloy represented by the general formula ZrMn m V x X y Ni z or a hydride thereof, wherein X is Al, Zn or W; m, x, y, and z are respectively mole ratio of Mn, V, X, and Ni to Zr; 0.4 ≦ m ≦ 0.8, 0.1 ≦ x ≦ 0.3, 1.0 ≦ z ≦ 1.5, and 2.0 ≦ m+x+y+z ≦ 2.4; when X is Al or Zn, 0

    摘要翻译: 本发明提供一种放电容量大,寿命长的储氢合金电极。 电极在早期充放电循环中的放电特性也优异。 在本发明的一个方面中,储氢合金电极由通式ZrMnmVxXyNiz或其氢化物表示的储氢合金制成,其中X为Al,Zn或W; m,x,y和z分别是Mn,V,X和Ni与Zr的摩尔比; 0.4≤n≤0.8,0.1≤x≤0.3,0.0≤z≤1.5,2.0≤m+ x + y + z2.4; ..., 当X是Al或Zn时,0

    Hydrogen storage alloy and electrode therefrom
    10.
    发明公开
    Hydrogen storage alloy and electrode therefrom 失效
    Wasserstoffspeichernde Legierung und Elektrode daraus

    公开(公告)号:EP0755898A2

    公开(公告)日:1997-01-29

    申请号:EP96111200.0

    申请日:1996-07-11

    IPC分类号: C01B3/00 H01M4/38

    摘要: The present invention provides an improved hydrogen storage alloy of Ti-V-Ni system having a body-centered cubic structure. The alloy is of the general formula Ti x (V a Cr 1-a ) 1-x M b Ni c , wherein M represents at least one element of La and Ce or a Mischmetal, and wherein 0.5≦a≦0.95, 0.01≦b≦0.1, 0.1≦c≦0.6, and 0.2≦x≦0.4; or Ti x V y M z Ni 1-x-y-z , wherein M represents at least one element selected from the group consisting of Co, Fe, Cu, and Ag, and wherein 0.2≦x≦0.4, 0.3≦y

    摘要翻译: 本发明提供具有体心立方结构的Ti-V-Ni体系的改进的储氢合金。 该合金具有通式Tix(VaCr1-a)1-xMbNic,其中M表示La和Ce或混合金属的至少一种元素,并且其中0.5≤a≤0.95,0.01≤b< /=0.1,0.1≤n≤0.6,0.2≤x≤0.4; 或TixVyMzNi1-xyz,其中M表示选自Co,Fe,Cu和Ag中的至少一种元素,并且其中0.2≤x≤0.4,0≤y≤0.7,0.1, = z