Patent application number | Description | Published |
20080241043 | Method For Making Phosphate-Based Electrode Active Materials - The invention is directed to synthesizing a phosphate-based electrode active material. The method includes the step of reacting two or more starting materials collectively containing at least a PO | 10-02-2008 |
20080261113 | SECONDARY ELECTROCHEMICAL CELL WITH HIGH RATE CAPABILITY - The invention provides an electrochemical cell which includes a first electrode having a electrode active material, a second electrode which is a counter electrode to the first electrode, and an electrolyte. The negative electrode active material is represented by the general formula E | 10-23-2008 |
20090035661 | SYNTHESIS OF CATHODE ACTIVE MATERIALS - The present invention relates to a method for preparing a lithium vanadium phosphate material comprising forming a aqueous slurry (in which some of the components are at least partially dissolved) comprising a polymeric material, an acidic phosphate anion source, a lithium compound, V | 02-05-2009 |
20090148377 | Process For Producing Electrode Active Material For Lithium Ion Cell - The present invention relates to a method for preparing a lithium vanadium phosphate material comprising mixing water, lithium dihydrogen phosphate, V | 06-11-2009 |
20090233178 | LITHIUM-ION BATTERIES - The present invention is based on the discovery that certain types of synthetic graphite exhibit superior rate capabilities when used in batteries or cells employing lithium metal phosphate cathodes. Additionally, it has been found that the use of dimethyl carbonate and/or ethyl methyl carbonate in the electrolyte when used in such graphite/lithium methyl phosphate batteries or cells facilitates the discharge reactions on both the cathode and the anode and in particular especially improves the rate capability of the graphite anode. | 09-17-2009 |
20100266899 | Electrodes Comprising Mixed Active Particles - An electrode active material comprising two or more groups of particles having differing chemical compositions, wherein each group of particles comprises a material selected from:
| 10-21-2010 |
20100304196 | Secondary Electrochemical Cell - The invention provides a cylindrical electrochemical cell which includes a first electrode and a second electrode which is a counter electrode to the first electrode, and an electrolyte. The first electrode includes a polyanion-based electrode active material. | 12-02-2010 |
20100330426 | Electrode Active Material and Method of Making The Same - The invention provides an electrochemical cell which includes a first electrode and a second electrode which is a counter electrode to said first electrode, and an electrolyte material interposed there between. The first electrode includes an alkali metal phosphorous compound doped with an element having a valence state greater than that of the alkali metal. | 12-30-2010 |