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| Number | Title | Issue Date |
| 7368095 | Composite oxide for solid oxide fuel cell and method for preparation thereof The present invention provides a composite oxide for a high performance solid oxide fuel cell which can be fired at a relatively low temperature, and which has little heterogeneous phases of impurities other than the desired composition. The composite oxide is the o... | 05/06/2008 |
| 7211352 | Single ion conductor-containing composite polymer electrolyte for lithium secondary battery and method of manufacturing the same Provided are a composite polymer electrolyte for a lithium secondary battery that includes a composite polymer matrix structure having a single ion conductor-containing polymer matrix to enhance ionic conductivity and a method of manufacturing the same. The composit... | 05/01/2007 |
| 7070706 | Composition of nano-tube composite polymer electrolyte and fabrication method thereof This invention pertains to the composition and method for fabricating nano-tube composite polymer electrolyte. The composite polymer electrolyte is made by blending suitable amount of highly dispersed, nano-tube, such as titanium dioxide (TiO2), with high... | 07/04/2006 |
| 7026075 | Nonaqueous electrolyte battery and nonaqueous electrolytic solution The present invention achieves an increased capacity and prolonged life of nonaqueous electrolyte batteries of the type in which light metals, such as magnesium, calcium or aluminum, are used in the negative electrode. The present invention also provides a thermally... | 04/11/2006 |
| 6982132 | Rechargeable thin film battery and method for making the same A rechargeable, stackable, thin film, solid-state lithium electrochemical cell, thin film lithium battery and method for making the same is disclosed. The cell and battery provide for a variety configurations, voltage and current capacities. An innovative low temper... | 01/03/2006 |
| 6911280 | Chemical protection of a lithium surface Disclosed are compositions and methods for alleviating the problem of reaction of lithium or other alkali or alkaline earth metals with incompatible processing and operating environments by creating a ionically conductive chemical protective layer on the lithium or ... | 06/28/2005 |
| 6908710 | Lithiated molybdenum oxide active materials The invention provides lithiated molybdenum oxides useful as cathode (positive electrode) active materials in rechargeable batteries, especially in lithium ion rechargeable batteries. In one aspect, the invention provides lithiated molybdenum oxides, some of which c... | 06/21/2005 |
| 6746803 | Composite bodies used as separators in electrochemical cells A composite comprises at least one first layer which includes a composite comprising (a) from 1 to 99% by weight of a solid (I) with a primary particle size of from 5 nm to 100 μm or a mixture made from at least two solids, (b) from 99 to 1% by weight... | 06/08/2004 |
| 6713212 | High-energy, rechargeable electrochemical cells A solid, gel type non-aqueous electrolyte for use in an electrochemical cell, the electrolyte including: (a) at least one polymer compound; (b) at least one organic solvent, and (c) at least one electrolytically active salt represented by the formula: | 03/30/2004 |
| 6673273 | Crosslinked polymer electrolyte compositions Electrolyte compositions for use in cells and batteries that include a crosslinked solid ionically conductive polymer having urethane groups, urea groups, thiocarbamate groups, or combinations thereof, particles, and a salt. Certain electrolyte compositio... | 01/06/2004 |
| 6664006 | All-solid-state electrochemical device and method of manufacturing All-solid-state electrochemical cells and batteries employing very thin film, highly conductive polymeric electrolyte and very thin electrode structures are disclosed, along with economical and high-speed methods of manufacturing. A preferred embodiment i... | 12/16/2003 |
| 6649307 | Non-aqueous electrolyte secondary cell The present invention provides a non-aqueous electrolyte secondary cell including: a cathode containing a manganese oxide or a lithium-manganese composite oxide; an anode containing a lithium metal, a lithium alloy, or a material capable of doping/dedopin... | 11/18/2003 |
| 6645675 | Solid polymer electrolytes A wide range of solid polymer electrolytes characterized by high ionic conductivity at room temperature, and below, are disclosed. These all-solid-state polymer electrolytes are suitable for use in electrochemical cells and batteries. A preferred polymer ... | 11/11/2003 |
| 6537701 | Coated lithium electrodes Batteries including a lithium anode stabilized with a metal-lithium alloy and battery cells comprising such anodes are provided. In one embodiment, an electrochemical cell having an anode and a sulfur electrode including at least one of elemental sulfur, ... | 03/25/2003 |
| 6503661 | Lithium secondary battery A composition for forming polymer electrolyte and a lithium secondary battery employing the polymer electrolyte prepared using the composition are provided. The composition for forming polymer solid electrolyte having a polymer resin, a plasticizer, a fil... | 01/07/2003 |
| 6485622 | Lithium ion conductive glass-ceramics and electric cells and gas sensors using the same Lithium ion conductive glass-ceramics comprise in mol %: P2 O5 30-45% SiO2 0-15% GeO2 + TiO2 25-50% ... | 11/26/2002 |
| 6482548 | Lithium-aluminum dual-cation rechargeable electrochemical battery cell A rechargeable battery cell (10) having high operating voltage and significantly increased specific capacity comprises a positive electrode member (13), a negative electrode member (17), and an interposed separator member (15) containing an electrolyte co... | 11/19/2002 |
| 6472104 | Solid hybrid polymer electrolytes The invention relates to a process for preparing a solid organic-inorganic hybrid polymer electrolyte containing lithium ions. The product shows high strength conductivity and lithium transference values. Further, the product can be self-organized into na... | 10/29/2002 |
| 6350546 | Sulfate additives for nonaqueous electrolyte rechargeable cells A lithium ion electrochemical cell having high charge/discharge capacity, long cycle life and exhibiting a reduced first cycle irreversible capacity, is described. The stated benefits are realized by the addition of at least one sulfate additive to an ele... | 02/26/2002 |
| 6030909 | Lithium ion conductive glass-ceramics and electric cells and gas sensors using the same There are provided glass-ceramics having a high lithium ion conductivity which include in mol %: ______________________________________ P2 O5 35-40% SiO2 0-15% GeO2 + TiO2 ... | 02/29/2000 |
| 6017651 | Methods and reagents for enhancing the cycling efficiency of lithium polymer batteries Batteries including a lithium electrode and a sulfur counter electrode that demonstrate improved cycling efficiencies are described. In one embodiment, an electrochemical cell having a lithium electrode and a sulfur electrode including at least one of ele... | 01/25/2000 |
| 5729427 | Macrocyclic complex modified electrodes and capacitors made therefrom Electrodes for electrochemical capacitor are modified with a metal macrocyclic complex made up of phthalocyanine or porphyrin ligands bound to a transition metal to achieve improved conductivity, reversibility, and charge storage capacity. The electrode i... | 03/17/1998 |
| 5677081 | Solid-state lithium secondary battery A solid-state lithium secondary battery having a high safety and being free from the formation and growth of lithium dendrites is disclosed. It comprises a cathode having as an active material at least one compound selected from the group consisting of ox... | 10/14/1997 |
| 5589285 | Electrochemical apparatus and process The electrical performance of an electrochemical apparatus such as a fuel cell and the durability of the fuel cell elements can be significantly enhanced and extended by the addition of an element between at least one electrode (the oxygen electrode and/o... | 12/31/1996 |
| 5549989 | Electrochemical capacitor having a proton conducting solid electrolyte An electrochemical capacitor (10) stores an electrical charge from an external source (40). The capacitor has a positive electrode (30) and a negative electrode, each electrode being a metal oxide. A solid, protonically-conducting electrolyte (25 ) is dis... | 08/27/1996 |
| 5387482 | Multilayered electrolyte and electrochemical cells used same A thin film multi-layered electrolyte for a rechargeable electrochemical cell, and a rechargeable electrochemical cell including said electrolyte. The multi-layered electrolyte consists of a primary electrolyte material having at least one secondary elect... | 02/07/1995 |
| 5244753 | Solid electrolyte fuel cell and method for manufacture of same This invention provides a solid electrolyte fuel cell operable with high efficiency even in the temperature range of about 850° to 650° C., The invention is characterized by the use of a novel perovskite double oxide of the composition AX B | 09/14/1993 |
| 5217826 | Lithium-ion conducting solid electrolyte A lithium-ion conducting solid electrolyte of the present invention comprises a parent material, a lithium-ion conducting sulfide glass represented by the formula Li2 S--X (X is at least one sulfide selected from the group consisting of B2... | 06/08/1993 |
| 5213911 | Solid-oxide fuel cell electrolyte A solid-oxide electrolyte operable at between 600° C. and 800° C. and a method of producing the solid-oxide electrolyte are provided. The solid-oxide electrolyte comprises a combination of a compound having weak metal-oxygen interactions with a compound... | 05/25/1993 |
| 5154990 | Rechargeable solid lithium ion electrochemical system A rechargeable solid state lithium ion electromechemical system is provided hat can be operated at moderately high temperatures of about 100° C. and that uses a lithiated transition metal oxide cathode, a lithium intercalating transition metal sulfide ano... | 10/13/1992 |
| 5141827 | Ion conductor or electrolyte for a galvanic element An ion conductor/electrolyte especially suitable for lithium batteries is comprised of a chemically inert, electronically nonconducting solid powder and an electrolyte salt solution with an aprotic solvent. The ion conductor has a solid to pasty consisten... | 08/25/1992 |
| 5006430 | Electrochemical generators comprising a positive electrode and an electrolyte based on vitreous materials Electro-chemical materials wherein the materials of the positive electrodes and the electrolytes contain vitreous materials comprising respectively a common forming system.... | 04/09/1991 |
| 4985317 | Lithium ion-conductive solid electrolyte containing lithium titanium phosphate A lithium ion-conductive solid electrolyte consisting of a compound represented by the chemical formula, Li1+x Mx Ti2-x (PO4)3 (M is at least one element selected from the group consisting of Fe, Al a... | 01/15/1991 |
| 4668593 | Solvated electron lithium electrode for high energy density battery A solvated electron lithium electrode comprising a solution of lithium dissolved in liquid ammonia is provided for use in rechargeable high energy density lithium-based cells utilizing a lithium ion conducting solid electrolyte to separate the liquid solv... | 05/26/1987 |
| 4557985 | Polyacetylene cell with ceramic solid electrolyte A one-piece galvanic solid element can be produced by directly polymerizing acetylene onto the surfaces of a disc-shaped ceramic solid electrolyte, using Ziegler-Natta catalysts. Starting from the polyacetylene layers so formed, negative electrode polarit... | 12/10/1985 |
| 4507371 | Solid state cell wherein an anode, solid electrolyte and cathode each comprise a cubic-close-packed framework structure The invention provides an electrochemical cell wherein an anode, solid electrolyte and cathode each comprise a cubic-close-packed framework structure having, as its basic structural unit, a unit of the formula (B2)X4n- whi... | 03/26/1985 |
| 4490446 | Prevention of overpressurization of lithium-thionyl chloride battery cells A method of preventing overpressurization of a lithium-thionyl chloride battery cell by formation of excessive SO2 during high rate discharge. The method comprises the step of providing PCl5 in the cathode. Alternatively, the PCl | 12/25/1984 |
| 4477541 | Solid electrolyte structure A solid electrolyte structure for fuel cells and other electrochemical devices providing oxygen ion transfer by a multiplicity of exposed internal surfaces made of a composition containing an oxide of a multivalent transition metal and forming small pore-... | 10/16/1984 |
| 4465744 | Super ionic conductive glass An ionically conducting glass for use as a solid electrolyte in a power or secondary cell containing an alkali metal-containing anode and a cathode separated by an alkali metal ion conducting glass having an ionic transference number of unity and the gene... | 08/14/1984 |
| 4452777 | Electrochemical cells An electrochemical cell having a housing containing a sodium anode assembly, a cathode assembly, and an electrolyte, in which the electrolyte is a sodium ion conducting alkali metal aluminum tetrahalide and the cathode material is a transition metal chalc... | 06/05/1984 |
