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Chemistry: Electrical Current Producing Apparatus, Product, And Process > Current Producing Cell, Elements, Subcombinations And Compositions For Use Therewith And Adjuncts > Electrode > Chemically Specified Inorganic Electrochemically Active Material Containing > Hydrogen Storage Material Is Active Material Hydrogen Storage Material Is Active MaterialHydrogen Storage Material Is Active Material patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.05/10/07 - 20070105018 - Hydrogen-absorbing alloy electrode, alkaline storage battery, and method of manufacturing the alkaline storage battery Low temperature discharge capability and high rate discharge capability are improved in an alkaline storage battery that uses as its negative electrode a hydrogen-absorbing alloy electrode employing hydrogen-absorbing alloy particles containing at least nickel and a rare-earth element. An alkaline storage battery uses as the negative electrode a hydrogen-absorbing alloy ... 05/03/07 - 20070099082 - Hydrogen-absorption alloy electrode A method of manufacturing a hydrogen-absorption alloy electrode which comprises particles of a hydrogen-absorption alloy that comprises a rare earth element, Ni, Co and Al. The method comprises subjecting the hydrogen-absorption alloy particles to an alkaline treatment in a 10 to 50 weight % NaOH solution at 60 to 140 ... 04/05/07 - 20070077491 - Electrode, method of its production, metal-air fuel cell and metal hydride cell The invention described concerns an anode electrode comprising a hydrogen storage material/alloy and a high energy density metal. In addition a hydrogen electrocatalyst may be added to increase the hydrogen reaction rate. The high energy density metal is selected from a group consisting of Al, Zn, Mg and Fe, or ... 03/29/07 - 20070072079 - Hydrogen-absorbing alloy electrode, alkaline storage battery, and method of manufacturing the alkaline storage battery Conductivity of a negative electrode is improved in an alkaline storage battery that uses as its negative electrode a hydrogen-absorbing alloy electrode employing a hydrogen-absorbing alloy containing at least a rare-earth element, nickel, magnesium, and aluminum, to sufficiently enhance the cycle life of the alkaline storage battery. The negative electrode ... 03/22/07 - 20070065722 - Alkaline storage cell and hydrogen storage alloy for negative electrode of alkaline storage cell An alkaline storage cell has a positive electrode, a negative electrode containing a hydrogen storage alloy, and an alkaline electrolyte. The hydrogen storage alloy has a composition expressed by a general expression: ((PrNd)αLn1-α)1-βMgβNiγ-δ-εAlδTε, where Ln represents at least one element chosen from a group consisting of La, Ce, etc., T ... 03/22/07 - 20070065721 - Alkaline storage cell and hydrogen storage alloy for negative electrode or alkaline storage cell An alkaline storage cell has a positive electrode, a negative electrode containing a hydrogen storage alloy, and an alkaline electrolyte. The hydrogen storage alloy has a composition expressed by a general expression: Ln1-αMgαNiβ-γ-δTγAlδ, where Ln represents at least one element chosen from a group consisting of La, Ce, etc., T ... 01/11/07 - 20070009796 - Hydrogen absorbing alloy powder and nickel-metal hydride battery using the same A hydrogen absorbing alloy powder includes an intermetallic compound having an AB5 type crystal structure and containing La for an A site element and Ni for a B site element. The powder contains La by 20 wt % or more and metallic Ni by from 2.0 wt % to 10 ... 11/30/06 - 20060269841 - Active material composition and an alkaline electrolyte storage battery An active material composition for an alkaline storage battery comprises a) an alloy capable of forming a hydride, of formula R1-yMgyNit-zMz in which R is La, optionally substituted by Nd and/or Pr, M is at least one element chosen from the group comprising Mn, Fe, Al, Co, Cu, Zr and ... 10/19/06 - 20060234122 - Button-type alkaline battery A button-type alkaline battery not causing increase of the pressure inside the battery and liquid leakage contains zinc or zinc alloy in the negative electrode and a hydrogen occluding alloy in the positive electrode. ... 09/28/06 - 20060216598 - Hydrogen storage alloy The invention provides a hydrogen storage alloy, and in particular, the hydrogen storage alloy according to the invention has a slight hysteresis and a maximum hydrogen concentration, (H/Lm (NixAlyMoz)), equal to 7. The hydrogen storage alloy, according to the invention, is an ABw type alloy and represented by the general ... 09/07/06 - 20060199076 - Hydrogen-absorbing alloy for alkaline storage batteries and alkaline storage battery An alkaline storage battery provided with a positive electrode (1), a negative electrode (2), and an alkaline electrolyte solution employs a hydrogen-absorbing alloy containing: at least a rare-earth element, magnesium, nickel, and aluminum, the hydrogen-absorbing alloy being represented by the general formula Ln1-xMgxNiy-a-bAlaMb, where: Ln is at least one element ... 08/31/06 - 20060194106 - Negative electrode plate for nickel-metal hydride storage battery, method for producing the same and nickel-metal hydride storage battery using the same A negative electrode plate includes a conductive support and a first, a second and a third layer laminated on a surface of the support in this order from the support side. The first layer contains a hydrogen storage alloy powder and a first powder essentially made of a carbonaceous material. ... 08/31/06 - 20060194105 - Alkaline storage cell An alkaline storage cell has a negative electrode containing hydrogen-storing alloy powder, additive powder containing metal zinc or zinc compound, and a binding agent for binding particles of the powders. The hydrogen-storing alloy powder has a composition expressed by a general expression: Ln1-xMgx(Ni1-yTy)x, where Ln represents at least one element ... 08/10/06 - 20060177736 - Nickel-metal hydride storage battery and method of manufacturing the same A nickel-hydrogen storage battery provided with a positive electrode, an alkaline electrolyte solution, and a negative electrode containing a hydrogen-absorbing alloy represented by the general formula RE1-xMgxNiyAlzMa, where RE is at least one element selected from the group consisting of Zr, Hf, and a rare-earth element including Y; M is ... 04/13/06 - 20060078794 - Nickel-metal hydride storage battery Middle point voltage of discharge is increased and at the same time cycle life improved in a nickel-metal hydride storage battery having a negative electrode utilizing a rare earth-nickel hydrogen-absorbing alloy containing Mg and the like and having a crystal structure other than a CaCu5 structure. A nickel-metal hydride storage ... 03/30/06 - 20060068286 - Hydrogen-occluding alloy A hydrogen storage alloy is provided which, when used in a battery, has high drain (power) performance and charge acceptance that are excellent, and in addition, cracks are few, and cycle life performance are excellent, to be used in large batteries, in particular for electric vehicles, hybrid electric vehicles, high-power ... 03/02/06 - 20060046141 - Hydrogen-absorbing alloy electrode and alkaline storage battery A hydrogen-absorbing alloy for a negative electrode in an alkaline storage battery includes a first hydrogen-absorbing alloy and a second first hydrogen-absorbing alloy. The first hydrogen-absorbing alloy contains at least a rare-earth element, Mg, Ni, and Al, and has an intensity ratio IA/IB of 0.1 or greater in X-ray diffraction ... 02/02/06 - 20060024581 - Hydrogen-storing alloy electrode and secondary cell using the same A secondary cell has a hydrogen-storing alloy electrode as a negative-electrode plate 26, and the electrode contains first hydrogen-storing alloy particles 36 and second hydrogen-storing alloy particles 37. The first hydrogen-storing alloy particles 36 has composition expressed by general expression (I) (Laa1Ceb1Prc1Ndd1(Al)el)1-xMgx(Ni1-y(T1)y)z, where Al represents at least one element selected ... 02/02/06 - 20060024580 - Negative electrode and nickel-metal hydride storage battery using the same A negative electrode of a nickel-metal hydride storage battery includes an active material layer formed on a conductive substrate and including a hydrogen storage alloy powder and a carbon powder. The carbon powder includes some carbon particles each containing at least one metal selected from a group consisting of Ni, ... 01/26/06 - 20060019162 - Graphite-base hydrogen storage material and production method thereof Disclosed is a hydrogen storage material and a production method thereof. The hydrogen storage material has a carbon material having: an interlayer space for hydrogen occlusion, produced by removal at least a portion of an organic compound from a graphite intercalation compound comprising graphite and the organic compound intercalated in ... 11/17/05 - 20050255382 - Hydrogen storage alloys having improved cycle life and low temperature operating characteristics A reversible hydrogen storage alloy for electrochemical and thermal hydrogen storage having excellent kinetics and improved performance at low temperatures and excellent cycle life. The compositions of the hydrogen storage alloy is modified to achieve excellent performance at low temperatures and excellent cycle life via non-stoichiometric hydrogen storage alloy compositions. ... 10/27/05 - 20050238959 - Nickel metal hydride battery design The present invention relates to rechargeable nickel metal hydride batteries and methods for making the same. More particularly, the present invention relates to rechargeable nickel metal hydride batteries having a precharge in the negative electrode sufficient for oxidation prevention in the negative electrode. The present invention discloses a nickel metal ... 09/22/05 - 20050208376 - Nanostructured materials for hydrogen storage A system for hydrogen storage comprising a porous nano-structured material with hydrogen absorbed on the surfaces of the porous nano-structured material. The system of hydrogen storage comprises absorbing hydrogen on the surfaces of a porous nano-structured semiconductor material. ... 08/11/05 - 20050175896 - Hydrogen-absorbing alloy for alkaline storage batteries, alkaline storage battery, and method of manufacturing alkaline storage battery An alkaline storage battery includes a positive electrode (1) a negative electrode (2), and an alkaline electrolyte solution. The negative electrode uses a hydrogen-absorbing alloy powder containing at least a rare-earth element, Mg, Ni, and Al, and has an intensity ratio IA/IB of 0.1 or greater in X-ray diffraction analysis ... 07/28/05 - 20050164083 - Hydrogen-absorbing alloy for alkaline storage battery, method of manufacturing the same, and alkaline storage battery An alkaline storage battery including a positive electrode (1), a negative electrode (2) using a hydrogen-absorbing alloy, and an alkaline electrolyte solution employs, as the hydrogen-absorbing alloy in the negative electrode, a hydrogen-absorbing alloy for alkaline storage batteries including at least a rare-earth element, magnesium, nickel, and aluminum, and having ... ### FreshPatents.com Support |