Patent application number | Description | Published |
20090017195 | CURABLE ENCAPSULANT COMPOSITION AND ASSOCIATED METHOD - An encapsulant for encapsulating electronic components and a method of making and/or using the encapsulant may be provided. An electronic device that includes the encapsulant may be provided. The curable encapsulant composition may include a mixture of a functionalized polymer and at least one reactive monomer composition. The reactive monomer composition may include a reactive monomer component that may be a low temperature solid and may be present in an amount in the reactive monomer composition a range of greater than about 20 weight percent based on the total weight of reactive monomer composition. | 01-15-2009 |
20090162736 | ENERGY STORAGE DEVICE AND METHOD - A composition is provided that includes a ternary electrolyte having a melting point greater than about 150 degree Celsius. The ternary electrolyte includes an alkali metal halide, an aluminum halide and a zinc halide. The amount of the zinc halide present in the ternary electrolyte is greater than about 20 mole percent relative to an amount of the aluminum halide. An energy storage device including the composition is provided. A system and a method are also provided. | 06-25-2009 |
20090233170 | ENERGY STORAGE DEVICE AND METHOD - An article of electrochemical energy conversion is provided that includes a separator. The separator has a first surface that defines at least a portion of a first chamber, and a second surface that defines a second chamber, and the first chamber is in ionic communication with the second chamber through the separator. The energy storage device further includes a plurality of cathodic materials. The plurality includes at least a first cathodic material and a second cathodic material. Both of the cathodic materials are in electrical communication with the separator and both are capable of forming a metal halide. A proviso is that if either of the first cathodic material or the second cathodic material is a transition metal, then the other cathodic material is not iron, arsenic, or antimony. | 09-17-2009 |
20090291365 | ENERGY STORAGE DEVICE AND METHOD - An article of electrochemical energy conversion is provided that includes a separator. The separator has a first surface that defines at least a portion of a first chamber, and a second surface that defines a second chamber, and the first chamber is in ionic communication with the second chamber through the separator. The energy storage device further includes a plurality of cathodic materials. The plurality includes at least a first cathodic material and a second cathodic material. Both of the cathodic materials are in electrical communication with the separator and both are capable of forming a metal halide. A proviso is that if either of the first cathodic material or the second cathodic material is a transition metal, then the other cathodic material is not iron, arsenic, or antimony. | 11-26-2009 |
20100058578 | METHOD OF MAKING AND USING COMPOSITION AND ENERGY STORAGE DEVICE - A method is provided that includes forming brass from zinc powder and copper powder in the presence of a sodium electrolyte. In one aspect, an electrochemical cell is loaded with copper and zinc, the electrochemical cell is heated, and at least one charge/discharge cycle of the electrochemical cell is performed. Alpha brass is converted to gamma brass in presence of zinc and sodium. Methods of producing and operating an energy storage device are also provided. | 03-11-2010 |
20100062331 | ENERGY STORAGE DEVICE AND SYSTEM - An energy storage device includes a cathodic material having a support structure. The energy storage device has an initial state and a subsequent state. The support structure includes only alpha brass in the initial state, and includes both alpha brass and gamma brass in the subsequent state. An energy storage device includes a cathodic material having an initial state and a subsequent state. In the initial state, the cathodic material includes discrete particles, and in the subsequent state the support structure includes open-cell brass foam. An energy storage system including the energy storage device is also provided. | 03-11-2010 |
20100062334 | COMPOSITION AND ENERGY STORAGE DEVICE - A composition includes a cathodic material comprising a support structure. The support structure includes copper and zinc, and has less than 1 weight percent of aluminum, tin, or aluminum and tin. An energy storage device includes a cathodic material having a support structure. | 03-11-2010 |
20100087591 | CAPPED POLY (ARYLENE ETHER) COMPOSITION AND PROCESS - A thermoset composition exhibiting reduced water absorption in the cured state includes an olefinically unsaturated monomer and a capped poly(arylene ether) prepared by the reaction of an uncapped poly(arylene ether) with an anhydride capping agent. The capped poly(arylene ether) is isolated and/or purified by methods that reduce the concentrations of polar impurities that contribute to water absorption by the cured composition. | 04-08-2010 |
20110050235 | ELECTROCHEMICAL CELL - An electrochemical cell is provided. The electrochemical cell comprises a cathode compartment, wherein a metal in a solid form is disposed in the cathode compartment. The electrochemical cell further comprises a separator, an anode compartment, and at least one contact device disposed in the cathode compartment or in the anode compartment. The contact device is suspended from the top of the electrochemical cell in the cathode compartment or in the anode compartment. The electrochemical cell is in a ground state. An electrochemical cell during its working is also provided. Methods for using and manufacturing the electrochemical cell are also provided. The electrochemical cell is used to determine a state-of-charge of a source. | 03-03-2011 |
20110143203 | Energy Storage Device - An energy storage device comprising an anode, electrolyte, and cathode is provided. The cathode comprises a plurality of granules comprising a support material, an active electrode metal, and a salt material, such that the cathode has a granule packing density equal to or greater than about 2 g/cc. A cathode comprising greater than about 10 volume % total metallic content in a charged state of the cathode is also provided. | 06-16-2011 |
20110151289 | ENERGY STORAGE DEVICE AND ASSOCIATED METHOD - An energy storage device is provided. The energy storage device includes a cathode material and a separator in electrical communication with the cathode material. The cathode material includes zinc. The separator has a first surface that defines at least a portion of a first chamber, and a second surface that defines a second chamber. The first chamber is in ionic communication with the second chamber through the separator. The separator includes an alkali-metal-ion conducting material and a toughening material. A method for operating the energy storage device is also provided. Furthermore, an energy storage system including the energy storage device is provided. | 06-23-2011 |
20110210513 | NON-METALLIC BRUSH SEAL - A rotary machine comprises a housing, a rotor that is rotatably disposed within the housing and having an axis about which the rotor may spin, and a seal disposed upon the housing. The seal comprises a support disposed on the housing and a plurality of flexible non-metallic bristles that extend from the housing and engage the rotor, such that the seal provides a barrier to fluid flow between a first region located in a first axial direction from the seal and a second region located in an opposite axial direction from the first region. The first region is filled with a bearing liquid and the second region is filled with a process fluid. | 09-01-2011 |
20120164524 | COMPOSITION, ENERGY STORAGE DEVICE, AND RELATED PROCESSES - A positive electrode composition is provided. The positive electrode composition includes at least one electroactive metal, such as titanium, vanadium, niobium, molybdenum, nickel, cobalt, chromium, manganese, silver, antimony, cadmium, tin, lead, and zinc. The electroactive metal is present in an amount in a range from about 10 volume percent to about 20 volume percent, based on the volume of the positive electrode composition. The composition further includes iron, present in an amount in a range from about 0.2 volume percent to about 3 volume percent, based on the volume of the positive electrode composition; at least one first alkali metal halide; and an electrolyte salt. The electrolyte salt can be based on a reaction product of a second alkali metal halide and an aluminum halide, and has a melting point of less than about 300 degrees Celsius. An article, an energy storage device, and an uninterruptable power supply device that includes the positive electrode composition are also described; as is a method of forming the energy storage device. | 06-28-2012 |
20120183829 | COMPOSITION AND ENERGY STORAGE DEVICE - In one embodiment, a cathode composition comprises a transition metal and/or a transition metal salt, wherein the transition metal is selected from the group consisting of nickel, iron, cobalt, chromium, manganese, molybdenum, zinc, and antimony, and a combination comprising at least one of the foregoing; an alkali metal halide; an electrolyte salt comprising an alkali metal halide and a metal halide; and a sulfide compound selected from the group consisting of gallium sulfide, antimony sulfide, and a combination comprising at least one of the foregoing. An energy storage device comprising the electrode composition is also provided. | 07-19-2012 |
20120219843 | COMPOSITION, ENERGY STORAGE DEVICE, AND RELATED PROCESSES - A positive electrode composition is provided. The positive electrode composition includes at least one electroactive metal selected from the group consisting of titanium, vanadium, niobium, molybdenum, nickel, cobalt, chromium, manganese, silver, antimony, cadmium, tin, lead, iron, and zinc. The composition further includes sodium iodide, present in an amount in a range from about 0.1 weight percent to about 0.9 weight percent, based on the weight of the positive electrode composition; a first alkali metal halide; and an electrolyte salt comprising a reaction product of a second alkali metal halide and an aluminum halide, wherein the electrolyte salt has a melting point of less than about 300 degrees Celsius. Related devices, such as a UPS device, also form embodiments of this invention. | 08-30-2012 |
20120308895 | ELECTRODE COMPOSITIONS USEFUL FOR ENERGY STORAGE DEVICES AND OTHER APPLICATIONS; AND RELATED DEVICES AND PROCESSES - A positive electrode composition is described, containing granules of at least one electroactive metal and at least one alkali metal halide. The granules have a substantially spheroidal shape. An energy storage device and an uninterruptable power supply device are also described. They include compartments for positive and negative electrode compositions; a solid separator capable of transporting alkali metal ions between the compartments; and associated current collectors for the electrodes. The positive electrode composition contains substantially spheroidal granules. Related methods for the preparation of an energy storage device are also disclosed. | 12-06-2012 |
20130017446 | ENERGY STORAGE DEVICE - An energy storage device comprising an anode, electrolyte, and cathode is provided. The cathode comprises a plurality of granules comprising a support material, an active electrode metal, and a salt material, such that the cathode has a granule packing density equal to or greater than about 2 g/cc. A cathode comprising greater than about 10 volume % total metallic content in a charged state of the cathode is also provided. | 01-17-2013 |
20130084485 | ELECTROCHEMICAL CELLS - An electrochemical cell is presented. An anode compartment in the cell contains a sacrificial metal in an amount between about 10 volume percent and about 40 volume percent, based on the volume of the compartment. The sacrificial metal has an oxidation potential less than the oxidation potential of iron. An energy storage device including such an electrochemical cell is also provided. | 04-04-2013 |
20130084486 | ELECTROCHEMICAL CELLS INCLUDING A CONDUCTIVE MATRIX - An electrochemical cell includes an outer housing, a separator for separating an anode material from a cathode material, wherein the separator is disposed in the outer housing. The electrochemical cell also includes a conductive thin sheet disposed around an outer circumference of the separator, wherein the conductive thin sheet is disposed such that it allows passage of the anode material between the separator and the conductive thin sheet. The electrochemical cell further includes a conductive matrix disposed between, and in contact with, the conductive thin sheet and the outer housing. | 04-04-2013 |
20130108931 | POSITIVE ELECTRODE COMPOSITIONS USEFUL FOR ENERGY STORAGE AND OTHER APPLICATIONS; AND RELATED DEVICES | 05-02-2013 |
20130157140 | METHODS OF MAKING AND USING ELECTRODE COMPOSITIONS AND ARTICLES - A positive electrode composition is described, containing granules of at least one electroactive metal, at least one alkali metal halide and carbon black. An energy storage device and an uninterruptable power supply device are also described. Related methods for the preparation of a positive electrode and an energy storage device are also disclosed | 06-20-2013 |
20130196209 | ELECTRODE COMPOSITIONS, ENERGY STORAGE DEVICES AND RELATED METHODS - A positive electrode composition is presented. The composition includes at least one electroactive metal; at least one alkali metal halide; and at least one additive including a plurality of nanoparticles, wherein the plurality of nanoparticles includes tungsten carbide. An energy storage device, and a related method for the preparation of an energy storage device, are also presented. | 08-01-2013 |
20140030596 | CATHODE FOR SODIUM-METAL HALIDE BATTERY, BATTERY COMPRISING THE SAME, METHODS FOR PREPARING THE SAME AND USE THEREOF - A cathode for a sodium-metal halide battery, wherein the cathode comprises a metal microwire. Embodiments of the present invention also relate to a battery comprising a cathode for a sodium-metal halide battery wherein the cathode comprises a metal microwire, and methods for preparing the same and use thereof. | 01-30-2014 |
20140038038 | ELECTROCHEMICAL CELLS AND RELATED METHODS - An electrochemical cell is presented. The electrochemical cell includes an elongated ion-conducting separator defining at least a portion of a first compartment; a positive electrode composition disposed in the first compartment, the positive electrode composition comprising at least one electroactive metal, at least one alkali metal halide, and at least one electrolyte. A positive current collector is further disposed in the first compartment such that a portion of the positive current collector extends into the positive electrode composition, and a primary dimension of the extended portion of the positive current collector is less than about 20% of a primary dimension of the first compartment. A related method for the preparation of an electrochemical cell is also presented. | 02-06-2014 |
20140062412 | METHOD OF CHARGING AN ELECTROCHEMICAL CELL - A method of pulse charging a secondary electrochemical storage cell is provided. The secondary cell includes a negative electrode comprising an alkaline metal; a positive electrode comprising at least one transition metal halide; a molten salt electrolyte comprising alkaline metal haloaluminate; and a solid electrolyte partitioning the positive electrode from the negative electrode, such that a first surface of the solid electrolyte is in contact with the positive electrode, and a second surface of the solid electrolyte is in contact with the negative electrode. The method of charging includes polarizing the cell by applying a polarizing voltage greater than about 0.1 V above the cell's rest potential for a first predetermined period of time; depolarizing the cell for a second predetermined period of time; and repeating the polarizing and depolarizing steps until a charging end-point is reached. | 03-06-2014 |
20140193698 | ELECTROCHEMICAL CELL, CELL CASE AND METHOD FOR MAKING SAME - An electrochemical cell comprises a negative electrode, an positive electrode, a cell case, and a solid electrolyte. The cell case comprises an outer case and an inner case. The solid electrolyte defines a first chamber to receive the negative electrode and is disposed within the inner case to define a second chamber. The second chamber is separated from and is in ionic communication with the first chamber to receive the positive electrode. The electrochemical cell further comprises a first current collector extending into the first chamber. Wherein an open upper end of the inner case extends beyond an open upper end of the outer case. A cell case and a method for making an electrochemical cell are also presented. | 07-10-2014 |
20140349159 | ELECTROCHEMICAL CELLS AND RELATED DEVICES - An electrochemical cell is presented. The electrochemical cell includes an ion-conducting separator having a first surface that defines at least a portion of a first compartment and a second surface that defines at least a portion of a second compartment, and a positive electrode composition disposed in the first compartment, the positive electrode composition comprising an electroactive metal, an alkali metal halide, and an electrolyte. The electroactive metal includes metal flakes of an average aspect ratio greater than about 5. An energy storage battery including a plurality of electrochemical cells is also presented. | 11-27-2014 |