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    • 3. 发明授权
    • Method for producing vanadium electrolytic solution
    • 钒电解液生产方法
    • US5250158A
    • 1993-10-05
    • US772794
    • 1991-10-08
    • Hiroko KanekoAkira NegishiKen NozakiKenji SatoIchiro Nakahara
    • Hiroko KanekoAkira NegishiKen NozakiKenji SatoIchiro Nakahara
    • C01G31/00H01M8/18C25B1/00
    • H01M8/188C01G31/00Y02E60/528
    • A vanadium electrolytic solution containing highly concentrated and dissolved vanadium is produced by a method wherein a vanadium compound selected from the group consisting of ammonium metavanadate and vanadium pentaoxide is subjected to a reduction operation in the presence of inorganic acids. At this time, by repeating the addition of the concentrated inorganic acids and the vanadium compound, a tetravalent and pentavalent vanadium solution of 3.4 mol/l is obtained.In addition, the resulting vanadium electrolytic solution is electrolyzed, whereby tetravalent vanadium is reduced to be trivalent on the negative electrode and is oxidized into pentavalent vanadium on the positive electrode, and then pentavalent vanadium is reduced into tetravalent vanadium by a reducing agent to form a discharged couple of trivalent and tetravalent vanadium, and an electrolytic solution is obtained which is capable of being charge-discharged.This electrolytic solution can be used as the electrolytic solution for redox batteries using vanadium as the active material in both positive and negative electrodes.
    • 通过一种方法制备含有高浓度和溶解的钒的钒电解液,其中选自偏钒酸铵和五氧化钒的钒化合物在无机酸的存在下进行还原操作。 此时,通过重复添加浓缩的无机酸和钒化合物,得到3.4mol / l的四价和五价钒溶液。 此外,所得到的钒电解液被电解,四价钒在负极上还原为三价,在正极上被氧化成五价钒,然后用还原剂将五价钒还原成四价钒,形成 放出一对三价和四价钒,得到能够进行电荷放电的电解液。 该电解液可以用作在正极和负极中使用钒作为活性材料的氧化还原电池的电解液。
    • 4. 发明授权
    • Method of making a carbon sensor electrode
    • 制作碳传感器电极的方法
    • US5704118A
    • 1998-01-06
    • US411525
    • 1995-03-28
    • Hiroko KanekoAkira NegishiKen Nozaki
    • Hiroko KanekoAkira NegishiKen Nozaki
    • C12Q1/00G01N27/30H01R43/16
    • G01N27/308C12Q1/001Y10T29/49204
    • A process for producing a carbon sensor for measuring a composition, includes (a) providing first and second carbon electrodes each comprised of a bundle of linear, thin carbon members; (b) surrounding the first carbon electrode by dipping the first carbon electrode in a solution comprised of a reactive substance which reacts chemically with the composition to be measured; (c) disposing the first carbon electrode and the solution in a cylindrical ion permeable membrane to hold the solution in the first carbon electrode as well as between the first carbon electrode and the cylindrical ion permeable membrane; (d) positioning the cylindrical ion permeable membrane including the first carbon electrode and the solution in an insulating tubular member; and (e) disposing the second carbon electrode between the insulating tubular member and the cylindrical ion permeable membrane. Alternatively, the solution may be poured into a cylindrical ion permeable membrane and the first carbon electrode may be inserted into the cylindrical ion permeable membrane to hold the solution between the first carbon electrode and the ion permeable membrane and thereby surround the bundle.
    • 一种用于测量组合物的碳传感器的制造方法,包括(a)提供第一和第二碳电极,每个碳电极由一系列线性,薄碳构件构成; (b)通过将第一碳电极浸入由与要测量的组合物化学反应的反应物质的溶液中来围绕第一碳电极; (c)将第一碳电极和溶液设置在圆柱形离子渗透膜中以将溶液保持在第一碳电极以及第一碳电极和圆柱形离子可渗透膜之间; (d)将包括第一碳电极和溶液的圆柱形离子可渗透膜定位在绝缘管状构件中; 和(e)将第二碳电极设置在绝缘管状构件和圆柱形离子可渗透膜之间。 或者,将溶液倒入圆柱形离子渗透膜中,将第一碳电极插入到圆柱形离子可渗透膜中,以将溶液保持在第一碳电极和离子可渗透膜之间,从而包围束。
    • 5. 发明授权
    • Carbon sensor electrode and process for producing the same
    • 碳传感器电极及其制造方法
    • US5503728A
    • 1996-04-02
    • US317816
    • 1994-10-04
    • Hiroko KanekoAkira NegishiKen Nozaki
    • Hiroko KanekoAkira NegishiKen Nozaki
    • C12Q1/00G01N27/30G01N27/26C25B11/00
    • G01N27/308C12Q1/001Y10T29/49204
    • A carbon electrode is dipped in a solution containing a reactive substance, and the carbon electrode impregnated with the solution is covered with an insulating tubular member; or a solution containing a reactant is poured into an insulating tube, and a carbon electrode is inserted into the tube; whereby the reactant is made coexistent in the periphery of the carbon electrode. Alternatively, a reactive substance such as an active enzyme and graphite particles or activated carbon particles are mixed with a liquid and dispersed therein to prepare a thoroughly wetted paste. The paste is introduced by means of an extruding mechanism such as a syringe into an insulating tubular member in which a bundle of many thin carbon rods as a lead is inserted. Thus, a carbon sensor electrode is produced. Alternatively, a first carbon electrode that has been dipped in an active enzyme or an enzyme-like reactive substance solution is disposed in a wet condition in a cylindrical ion permeable membrane. To prevent the enzyme or enzyme-like reactive substance in the electrode from becoming deactivated with the passage of time, a preliminary electrode is further inserted into the insulating tubular member, whereby the potential can be kept to be oxidation or reduction potential so as to ensure a constant sensor life. A fresh electrode surface having the active enzyme or enzyme-like reactive substance can be easily obtained by cutting or snapping off a tip portion of the sensor including the insulating tubular member.
    • 将碳电极浸渍在含有反应性物质的溶液中,浸渍有溶液的碳电极被绝缘管状部件覆盖; 或将包含反应物的溶液倒入绝缘管中,并将碳电极插入管中; 由此使反应物在碳电极的周围共存。 或者,将活性物质和石墨颗粒或活性炭颗粒等反应性物质与液体混合并分散在其中以制备充分湿润的糊剂。 通过诸如注射器的挤出机构将糊剂引入绝缘管状构件中,其中插入有许多薄碳棒作为引线。 因此,生成碳传感器电极。 或者,已经浸渍在活性酶或酶状反应物质溶液中的第一碳电极在湿式条件下设置在圆柱形离子渗透膜中。 为了防止电极中的酶或酶状反应物质随时间变得失活,将预备电极进一步插入到绝缘管状部件中,由此可以将电位保持为氧化还原电位,以确保 传感器寿命恒定。 具有活性酶或酶状反应物质的新鲜电极表面可以通过切断或剥离包括绝缘管状构件的传感器的末端部分而容易地获得。
    • 10. 发明申请
    • Method and apparatus for producing hydrogen
    • 生产氢气的方法和装置
    • US20070163889A1
    • 2007-07-19
    • US10589815
    • 2005-02-17
    • Tohru KatoKen NozakiHiroshi YokotaChi MatsumuraHiroyuki Yamada
    • Tohru KatoKen NozakiHiroshi YokotaChi MatsumuraHiroyuki Yamada
    • C25B1/02
    • C25B1/04C25B9/08C25B15/08Y02E60/366
    • An electrolyzer structure is provided that is suitable for use in a method that produces hydrogen by steam electrolysis by feeding reducing gas to an anode side and feeding steam to a cathode side of an electrolyzer that is partitioned into the anode side and the cathode side by a diaphragm of solid oxide electrolyte, and feeding power to the anode and cathode of the electrolyzer. One embodiment of the present invention relates to an apparatus that produces hydrogen by high temperature steam electrolysis and that comprises an electrolyzer partitioned into an anode side and a cathode side by a solid oxide electrolyte diaphragm, a conduit that feeds reducing gas to the anode side of the electrolyzer, and a conduit that feeds steam to the cathode of the electrolyzer, in which a metal cermet stable in a reducing atmosphere is used as the material of the anode and the cathode. Another embodiment of the present invention relates to a method of producing hydrogen by high temperature steam electrolysis for reducing electrolysis voltage by feeding steam to a cathode side and feeding hydrocarbon-containing gas to an anode side for reaction with oxygen ion, the cathode side and the anode side being provided in a high temperature steam electrolytic apparatus in which an electrolyzer is partitioned into the anode side and the cathode side using a solid oxide electrolyte as the diaphragm, wherein offgas discharged from the anode side of the electrolytic apparatus is admixed into the hydrocarbon-containing gas that is fed to the anode side of the electrolytic apparatus.
    • 提供一种适用于通过蒸汽电解产生氢气的方法的电解器结构,其通过将还原气体供给到阳极侧并将蒸汽供给到分隔成阳极侧和阴极侧的电解槽的阴极侧,由 固体氧化物电解质膜片,并向电解槽的阳极和阴极供电。 本发明的一个实施例涉及一种通过高温蒸汽电解产生氢的装置,其包括通过固体氧化物电解质隔膜分隔成阳极侧和阴极侧的电解槽,将还原气体供给到阳极侧的导管 电解槽以及向蒸发器的阴极供给蒸汽的导管,其中使用在还原气氛中稳定的金属陶瓷作为阳极和阴极的材料。 本发明的另一个实施方案涉及一种通过高温蒸汽电解生产氢气的方法,用于通过向阴极侧供给蒸汽并将含烃气体供给到阳极侧以与氧离子,阴极侧和 阳极侧设置在高温蒸汽电解装置中,其中使用固体氧化物电解质作为隔膜将电解器分隔成阳极侧和阴极侧,其中从电解装置的阳极侧排出的废气被混合到烃中 供给到电解设备的阳极侧的气体。