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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 > Manganese Component Is Active Material Manganese Component Is Active MaterialManganese Component 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.05/31/07 - 20070122704 - Rechargeable alkaline manganese cell having reduced capacity fade and improved cycle life Rechargeable galvanic cells are disclosed which comprise a manganese dioxide cathode, a zinc anode and a potassium hydroxide electrolyte wherein the cathode includes additive compounds to increase the cycle life and cumulative discharge capacity of the cell. The additives comprise at least a strontium compound and optionally a barium and/or ... 05/31/07 - 20070122703 - Lithium metal oxide electrodes for lithium cells and batteries A lithium metal oxide positive electrode for a non-aqueous lithium cell or battery is disclosed. The positive electrode comprises a lithium metal oxide having a layered structure and a general formula, after in-situ or ex-situ oxidation, of LixMnyM1-y O2 wherein 0≦×≦0.20, 0<y<1, manganese is in the 4+ oxidation state, and ... 05/17/07 - 20070111095 - Novel metal air cathode: manganese oxide contained in octahedral molecular sieve An oxygen reduction electrode, e.g., an air cathode, comprising manganese oxides having octahedral molecular sieve structures as active catalyst materials and use of such an electrode as a component of a metal-air cell. ... 04/26/07 - 20070092798 - Lithium ion batteries The present invention is generally directed to lithium ion batteries. More specifically, it is directed to lithium ion batteries that provide for rapid recharge, longer battery life and inherently safe operation. In a battery aspect, the present invention provides a battery that includes the following elements: an anode comprising nano-crystalline ... 04/12/07 - 20070082266 - Non-aqueous electrolyte secondary battery and positive electrode active material therefor A positive electrode active material for a non-aqueous electrolyte secondary battery including a manganese oxide having a spinel structure, wherein the manganese oxide is represented by the general formula: Li1+aMn2−x−aMxO4+y, where M is a transition metal element having an oxidation number of 2 or greater, M≠Mn, 0.17≦x≦0.5, −0.2≦y≦−0.5 and 0≦a≦0.2. ... 03/01/07 - 20070048611 - Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode includes a positive electrode active material that comprises a lithium-containing manganese oxide, and the negative electrode includes a negative electrode active material that comprises silicon and a transition metal element. When ... 02/01/07 - 20070026315 - Lithium-ion secondary battery A lithium-ion battery includes a cathode that includes an active cathode material. The active cathode material includes a cathode mixture that includes a lithium cobaltate and a manganate spinel a manganate spinel represented by an empirical formula of Li(1+x1)(Mn1−y1A′y2)2−x2Oz1. The lithium cobaltate and the manganate spinel are in a weight ... 01/18/07 - 20070015054 - Alkaline battery In an alkaline battery including a cathode mixture including gamma-manganese dioxide and lambda-manganese dioxide, an anode, and an alkaline electrolyte, the weight ratio of the lambda-manganese dioxide to the gamma-manganese dioxide is set to 0.5/100 to 4.5/100, and the average particle size of the lambda-manganese dioxide is set to 3 ... 01/04/07 - 20070003834 - Lithium manganese compounds and methods of making the same Electrode materials such as LixMnO2 where 0.2<x≦2 compounds for use with rechargeable lithium ion batteries can be formed by mixing LiMn2O4 compounds or manganese dioxide compounds with lithium metal or stabilized and non-stabilized lithium metal powders. ... 10/12/06 - 20060228628 - Primary lithium electrochemical cell A primary electrochemical cell includes a cathode including lambda-manganese dioxide (λ-MnO2), an anode including lithium or a lithium alloy, a separator interposed between the cathode and the anode, and a non-aqueous electrolyte contacting the anode and the cathode. ... 10/05/06 - 20060222946 - Positive electrode for non-aqueous electrolytic secondary cell and non-aqueous electrolytic secondary cell There is disclosed a positive electrode for a non-aqueous electrolytic secondary cell and a non-aqueous electrolytic secondary cell exhibiting a high potential of a 4 V region, and having a high capacity, safety, excellent cycle characteristic, and satisfactory high-temperature characteristic, wherein a positive electrode active material is a mixture of ... 10/05/06 - 20060222945 - Battery cathodes An electrochemical cell includes a cathode including MnO2 and a CO2 absorption agent. ... 07/20/06 - 20060159994 - Cathode compositions for lithium ion batteries A cathode composition for a lithium ion battery that contains lithium having the formula (a) Liy[M1(1−b)Mnb]O2 or (b) Liy[M1(1−b)Mnb]O1.5+c where 0≦y<1, 0<b<1 and 0<c<0.5 and M1 represents one or more metal elements, with the proviso that for (a) M1 is a metal element other than chromium. The composition is in ... 07/06/06 - 20060147798 - Cathode compositions for lithium-ion batteries A cathode composition for a lithium-ion battery having the formula Li[M1(1-x)Mnx]O2 where 0<x<1 and M1 represents one or more metal elements, with the proviso that M1 is a metal element other than chromium. The composition is in the form of a single phase having an O3 crystal structure that does ... 05/04/06 - 20060093911 - Nonaqueous electrolyte secondary battery and manufacturing method thereof A nonaqueous electrolyte secondary battery including a positive electrode 2 containing a positive electrode active material comprising a lithium-transition metal oxide having a layered structure, a negative electrode 1 and a nonaqueous electrolyte, wherein a surface treatment layer containing a compound represented by the chemical formula MlPmOn (wherein M is ... 03/30/06 - 20060068288 - Alkaline electrochemical cell An alkaline electrochemical cell capable of providing optimum discharge efficiencies at both a high tech drain rate and a low drain rate is disclosed. In one embodiment, the ratio of the anode's electrochemical capacity to the cathode's electrochemical capacity is between 1.33:1 and 1.40:1 and the surface area of the ... 03/09/06 - 20060051673 - Manganese oxide composite electrodes for lithium batteries An activated electrode for a non-aqueous electrochemical cell is disclosed with a precursor thereof a lithium metal oxide with the formula xLi2MnO3.(1−x)LiMn2-yMyO4 for 0.5<x<1.0 such that the spinel component constitutes less than 50 mole % of the precursor electrode and 0≦y<1 in which the Li2MnO3 and LiMn2-yMyO4 components have layered ... 03/09/06 - 20060051672 - Lithium primary battery A lithium primary battery including: a positive electrode containing a mixed crystalline manganese oxide; a negative electrode containing at least one selected from the group consisting of lithium and a lithium alloy; and a lithium-ion conductive non-aqueous electrolyte. The mixed crystalline manganese oxide contains at least λ-type manganese oxide and ... 03/09/06 - 20060051671 - Manganese oxide composite electrodes for lithium batteries An activated electrode for a non-aqueous electrochemical cell is disclosed with a precursor of a lithium metal oxide with the formula xLi2MnO3.(1−x)LiMn2−yMyO4 for 0<x<1 and 0<y<1 in which the Li2MnO3 and LiMn2−yMyO4 components have layered and spinel-type structures, respectively, and in which M is one or more metal cations. The ... 01/26/06 - 20060019166 - Positive electrode active material for a secondary battery, secondary battery and process of manufacturing positive electrode active material for a secondary battery A positive electrode active material containing lithium manganate having a spinel structure is used, wherein the value of a* of the L*a*b* color specification system is made to satisfy the requirement: −3.2≦a*≦−1.4. Or, the value of a* is made to satisfy the requirement: −5.8≦a*≦−4.2. Or, the value of L* is ... 01/26/06 - 20060019165 - Active substance of postitive electrode for battery, process for producing the same and battery therefrom A positive electrode active material for a battery, consisting essentially of manganese dioxide, contains 5 to 400 ppm of magnesium or 0.001 to 3.0% by weight of titanium, thereby achieving even higher performance of a battery, such as enhanced pulse characteristics. ... 11/24/05 - 20050260494 - Synthesis of cathode active materials The present invention relates to a method for preparing an electroactive metal polyanion or a mixed metal polyanion comprising forming a slurry comprising a polymeric material, a solvent, a polyanion source or alkali metal polyanion source and at least one metal ion source; heating said slurry at a temperature and ... 11/10/05 - 20050250012 - Battery cathodes Batteries and methods of making batteries are disclosed. In some embodiments, a method of making a battery can include contacting a manganese oxide with lithium hydroxide and lithium bromide and/or lithium chloride, and incorporating the manganese oxide into a cathode of the battery. ... 10/20/05 - 20050233215 - Positive plate active material forcell, method for producing electrolytic manganese dioxide, and cell A positive electrode active material for battery consisting of electrolytic manganese dioxide and a battery wherein this positive electrode active material is used, this electrolytic manganese dioxide being such that, when it is heated and the weight loss thereof is measured, the weight loss at 200° C. to 400° C. ... 10/13/05 - 20050227145 - Alkaline battery An alkaline battery comprising manganese dioxide as a positive electrode active material, wherein the positive electrode active material has a BET specific surface area of 40 to 100 m2/g and a particle size distribution is such that a volume fraction of particles having a particle size of 20 to 52 ... 09/01/05 - 20050191551 - Material for positive electrode and secondary battery A rolled body in which a strip-shape positive electrode and negative electrode are rolled with a separator in-between is provided inside a battery can. The positive electrode contains LixMn2-yMayO4 (where, Ma is at least one element selected from the group consisting of metal elements other than Mn, and B) and ... 08/04/05 - 20050170249 - Cathode compositions for lithium-ion batteries A cathode composition for a lithium-ion battery having the formula Li[M1(1-x)Mnx]O2 where 0<x<1 and M1 represents one or more metal elements, with the proviso that M1 is a metal element other than chromium. The composition is in the form of a single phase having an O3 crystal structure that does ... 07/28/05 - 20050164086 - Battery cathodes Batteries are disclosed. In some embodiments, a battery includes a cathode having a composition that includes a manganese oxide. The composition has an X-ray diffraction pattern with a first peak at about 18 degrees, a second peak at about 22 degrees, and a third peak at about 32 degrees. ... 07/28/05 - 20050164085 - Cathode material for lithium battery A lithium battery includes a cathode including lithiated gamma-manganese dioxide. The battery can have high current capability and discharge capacity greater than a lithium-manganese dioxide battery including heat treated manganese dioxide. ... 06/09/05 - 20050123832 - Lithium-manganese composite oxide granular secondary particle, method for production thereof and use thereof The invention provides granular secondary particles of a lithium-manganese composite oxide which are granular secondary particles made up of aggregated crystalline primary particles of a lithium-manganese composite oxide and have many micrometer-size open voids therein, the open voids having an average diameter in the range of from 0.5 to 3 ... ### FreshPatents.com Support |