Patent application number | Description | Published |
20080280205 | LITHIUM MIXED METAL OXIDE CATHODE COMPOSITIONS AND LITHIUM-ION ELECTROCHEMICAL CELLS INCORPORATING SAME - Provided are cathode compositions for a lithium-ion battery having the formula Li[Li | 11-13-2008 |
20090087744 | METHOD OF MAKING CATHODE COMPOSITIONS - Provided is a method for preparing compositions useful as cathodes in lithium-ion electrochemical cells. The method includes blending a transition metal oxide or hydroxide with a mixed transition metal oxide, adding lithium carbonate, lithium hydroxide, or a combination to form a mixture and then sintering the mixture. | 04-02-2009 |
20090087747 | SINTERED CATHODE COMPOSITIONS - Provided are compositions useful as cathodes in lithium-ion electrochemical cells. The compositions include particles that include transition metal oxides that have at least two distinct phases with different compositions. Each of the distinct phases comprises a layered O3 crystal structure. | 04-02-2009 |
20090176148 | THERMAL MANAGEMENT OF ELECTROCHEMICAL CELLS - Provided are systems and methods that generally relate to passive dual-phase thermal management for rechargeable electrochemical cells. The provided systems and methods can include a nonaqueous heat-transfer medium such as a fluorinated carbon fluid. Fluorinated carbon fluids such hydrofluoroethers can be useful in the provided systems. | 07-09-2009 |
20090239148 | HIGH VOLTAGE CATHODE COMPOSITIONS - Cathode compositions for lithium-ion electrochemical cells are provided that have excellent stability at high voltages. These materials include a plurality of particles having an outer surface and a lithium electrode material in contact with at least a portion of the outer surface of the particles. The particles includes a lithium metal oxide that includes manganese, nickel, and cobalt, and the lithium electrode material has a recharged voltage that is lower vs. Li/Li | 09-24-2009 |
20090286162 | REDOX SHUTTLES FOR HIGH VOLTAGE CATHODES - Overcharge protection is provided for rechargeable electrochemical lithium-ion cells. The electrolyte in the provided cells contains a cyclable redox shuttle molecule that can operate in cells with high voltage cathode materials. | 11-19-2009 |
20100015516 | CATHODE COMPOSITIONS FOR LITHIUM-ION ELECTROCHEMICAL CELLS - Provided are compositions useful as cathodes for lithium-ion batteries. The compositions include lithium mixed metal oxides of the formula, Li[Li | 01-21-2010 |
20100026240 | LITHIUM ION BATTERY PACK CHARGING SYSTEM AND DEVICE INCLUDING THE SAME - A lithium ion battery pack charging system comprises a lithium ion battery pack having positive and negative terminals and comprising a plurality of lithium ion cells connected in series and in electrical communication with the positive and negative terminals. Each of the plurality of lithium ion cells comprises an anode, a cathode, and electrolyte composition comprising a redox shuttle and a lithium salt at least partially dissolved in solvent. A charger in electrical communication with the positive and negative terminals is capable of charging the lithium ion battery pack at a first charge rate and a second lesser charge rate. The system further comprises a charger controller capable of monitoring input data and switching the charger from the first rate to the second changes based on the input data. A device comprising the lithium ion battery pack charging system is also disclosed. | 02-04-2010 |
20100273055 | LITHIUM-ION ELECTROCHEMICAL CELL - Lithium-ion electrochemical cells are provided that have high charge-discharge rates, excellent thermal stability and low irreversible capacity. The provided cells include a lithium mixed metal oxide cathode and a lithium titanate anode. The lithium mixed metal oxide cathode has cobalt as its major constituent. | 10-28-2010 |
Patent application number | Description | Published |
20150232673 | COATABLE COMPOSITION, SOIL-RESISTANT COMPOSITION, SOIL-RESISTANT ARTICLES, AND METHODS OF MAKING THE SAME - A method of making a coatable composition includes: a) providing a initial composition comprising silica nanoparticles dispersed in an aqueous liquid medium, wherein the silica nano articles have a particle size distribution with an average particle size of less than or equal to 100 nanometers, and wherein the silica sol has a pH greater than 6; b) acidifying the initial composition to a pH of less than or equal to 4 using inorganic acid to provide an acidified composition; and c) dissolving at least one metal compound in the acidified composition to provide a coatable composition. Coatable compositions and soil-resistant compositions, preparable by the method, are also disclosed. Soil-resistant articles including the soil-resistant compositions are also disclosed. | 08-20-2015 |
20150237868 | COATABLE COMPOSITION, ANTIMICROBIAL COMPOSITION, ANTIMICROBIAL ARTICLES, AND METHODS OF MAKING THE SAME - A method of making a coatable composition includes: a) providing a initial composition comprising silica nanoparticles dispersed in an aqueous liquid medium, wherein the silica nanoparticles have a particle size distribution with an average particle size of less than or equal to 100 nanometers, and wherein the silica sol has a pH greater than 6; b) acidifying the initial composition to a pH of less than or equal to 4 using inorganic acid to provide an acidified composition; and c) dissolving at least one metal compound in the acidified composition to provide a coatable composition. The at least one metal compound includes at least one of a silver compound, a zinc compound, and a copper compound. Coatable compositions, antimicrobial compositions, preparable by the method are also disclosed. Antimicrobial articles including the antimicrobial compositions are also disclosed. | 08-27-2015 |