Patent application number | Description | Published |
20090155687 | COMPOSITE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, ANODE CONTAINING THE COMPOSITE ANODE ACTIVE MATERIAL, AND LITHIUM BATTERY CONTAINING THE COMPOSITE ANODE ACTIVE MATERIAL - A composite anode active material including: a metal capable of alloy formation with lithium; an intermetallic compound; and a solid solution, in which the solid solution is an alloy of the metal capable of alloy formation with lithium and the intermetallic compound, and the solid solution and the intermetallic compound have a same crystal structure. | 06-18-2009 |
20090197176 | ANODE ACTIVE MATERIAL, AND ANODE AND LITHIUM BATTERY CONTAINING THE SAME - An anode active material including a tin (Sn)-cobalt (Co) intermetallic compound, titanium (Ti), and carbon (C). The anode active material can include indium (In), niobium (Nb), germanium (Ge), molybdenum (Mo), aluminum (Al), phosphorus (P), gallium (Ga), bismuth (Bi), and/or silicon (Si). The anode active material can be included in an anode, and the anode can be included in lithium battery. | 08-06-2009 |
20100119946 | COMPOSITE ANODE ACTIVE MATERIAL FOR LITHIUM RECHARGEABLE BATTERY, METHOD OF PREPARING THE SAME AND LITHIUM RECHARGEABLE BATTERY USING THE MATERIAL - A composite anode active material includes a first intermetallic compound, a second intermetallic compound, a metal that is incapable of alloy formation with lithium, and carbon. In the composite anode active material, an amorphous carbon is present between the first intermetallic compound and the second intermetallic compound, and the metal that is incapable of alloy formation with lithium is uniformly distributed throughout in the composite anode active material. The composite anode active material may be used as an anode of a lithium rechargeable battery. | 05-13-2010 |
20100143791 | CATHODE ACTIVE MATERIAL, CATHODE INCLUDING THE CATHODE ACTIVE MATERIAL, AND LITHIUM BATTERY INCLUDING THE CATHODE - A cathode active material, a cathode including the cathode active material, and a lithium battery including the cathode. The cathode active material includes a lithium composite oxide and a lithium titanium oxide, wherein the lithium titanium oxide includes titanium having an average oxidation number of 4-y (006-10-2010 | |
20100261059 | COMPOSITE ANODE ACTIVE MATERIAL, ANODE INCLUDING THE COMPOSITE ANODE ACTIVE MATERIAL, LITHIUM BATTERY INCLUDING THE ANODE, METHOD OF PREPARING THE COMPOSITE ANODE ACTIVE MATERIAL - A composite anode active material including an intermetallic compound; carbon; and inorganic particles, an anode including the composite anode active material, a lithium battery employing the anode, and a method of preparing the anode active material. | 10-14-2010 |
20110042609 | CATHODE ACTIVE MATERIAL, CATHODE INCLUDING THE CATHODE ACTIVE MATERIAL, LITHIUM BATTERY EMPLOYING THE CATHODE, AND METHOD OF PREPARING THE SAME - A cathode active material including: a lithium metal oxide core represented by Formula 1 below; and an oxide coating layer formed on the lithium metal oxide core: | 02-24-2011 |
20110151336 | LITHIUM BATTERY - A lithium battery includes a cathode; an anode; and an organic electrolyte solution. The cathode includes cathode active materials that discharge oxygen during charging and discharging. The organic electrolyte solution includes: lithium salt; an organic solvent, and at least one selected from the group consisting of compounds represented by Formula 1 and Formula 2 below: | 06-23-2011 |
20110195305 | Organic electrolyte and lithium battery including the same - An organic electrolyte including a lithium salt; an organic solvent; and a flavone-based or flavanon-based compound, and a lithium battery including the organic electrolyte. | 08-11-2011 |
20110206987 | NEGATIVE ELECTRODE, LITHIUM BATTERY EMPLOYING THE SAME, AND METHOD OF PREPARING THE NEGATIVE ELECTRODE - A negative electrode, a lithium battery employing the negative electrode, and a method of preparing the negative electrode. The negative electrode includes a current collector, and a negative electrode active material layer disposed on the current collector. The negative electrode active material layer includes: composite negative electrode active material particles comprising tin (Sn), and conductive metal particles. The conductive metal particles form an intermetallic compound with the Sn, and an average particle size of the conductive metal particles is at least 10 μm. | 08-25-2011 |
20120013051 | POROUS ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND ANODE AND LITHIUM BATTERY EMPLOYING THE SAME - Provided are a porous anode active material, a method of preparing the same, and an anode and a lithium battery employing the same. The porous anode active material includes fine particles of metallic substance capable of forming a lithium alloy; a crystalline carboneous substance; and a porous carboneous material coating and attaching to the fine particles of metallic substance and the crystalline carboneous substance, the porous anode active material having pores exhibiting a bimodal size distribution with two pore diameter peaks as measured by a Barrett-Joyner-Halenda (BJH) pore size distribution from a nitrogen adsorption. The porous anode active material has the pores having a bimodal size distribution, and thus may efficiently remove a stress occurring due to a difference of expansion between a carboneous material and a metallic active material during charging and discharging. Further, the anode electrode and the lithium battery comprising the anode active material have excellent charge/discharge characteristics. | 01-19-2012 |
20120028164 | LITHIUM AIR BATTERY - A lithium air battery including an aqueous electrolyte. In the lithium air battery, a lithium halide is included in the aqueous electrolyte in order to prevent lithium hydroxide and a solid electrolyte from reacting with each other so as to protect the negative electrode, thereby improving electrical characteristics of the lithium air battery. | 02-02-2012 |
20120107728 | NON-AQUEOUS ELECTROLYTE AND LITHIUM AIR BATTERY INCLUDING THE SAME - A non-aqueous electrolyte and a lithium air battery including the same. The non-aqueous electrolyte may include an oxygen anion capturing compound to effectively dissociate the reduction reaction product of oxygen formed during discharging of the lithium air battery, reduce the overvoltage of the oxygen evolution reaction occurring during battery charging, and enhance the energy efficiency and capacity of the battery. | 05-03-2012 |
20120115047 | POSITIVE ELECTRODE FOR LITHIUM AIR BATTERY, METHOD OF PREPARING THE SAME, AND LITHIUM AIR BATTERY EMPLOYING THE POSITIVE ELECTRODE - A lithium air battery having high energy efficiency and high capacity due to improving stability by using oxygen as a positive active material includes using a catalyst for a redox reaction of oxygen. The catalyst includes manganese oxide including a transition metal. | 05-10-2012 |
20120115048 | POSITIVE ELECTRODE FOR LITHIUM AIR BATTERY, METHOD OF PREPARING THE POSITIVE ELECTRODE, AND LITHIUM AIR BATTERY INCLUDING THE POSITIVE ELECTRODE - A positive electrode for a lithium air battery, the positive electrode including a carbonaceous material doped with a non-metallic element. | 05-10-2012 |
20120141889 | LITHIUM AIR BATTERY - A lithium air battery including: a negative electrode including lithium; a positive electrode using oxygen as a positive active material; and an organic electrolyte, wherein the organic electrolyte includes a metal-ligand complex. | 06-07-2012 |
20120276459 | NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME, AND LITHIUM SECONDARY BATTERY EMPLOYING THE SAME - A negative electrode for a lithium secondary battery that includes an organic-inorganic hybrid protective layer where the lithium ion conductivity of a polymer included in the organic-inorganic hybrid protective layer is about 10 | 11-01-2012 |
20130029234 | POROUS CARBONACEOUS COMPOSITE MATERIAL, POSITIVE ELECTRODE AND LITHIUM AIR BATTERY INCLUDING POROUS CARBONACEOUS COMPOSITE MATERIAL, AND METHOD OF PREPARING THE SAME - A porous carbonaceous composite material including a core including a carbon nanotube (CNT); and a coating layer on the core, the coating layer including a carbonaceous material including a hetero element. | 01-31-2013 |
20130108934 | ELECTROLYTE FOR LITHIUM AIR BATTERY AND LITHIUM AIR BATTERY INCLUDING THE SAME | 05-02-2013 |
20130137002 | LITHIUM AIR BATTERY - A lithium air battery including a negative electrode comprising lithium, a positive electrode using oxygen as a positive active material, and an organic electrolyte including an organic compound capable of intercalating and deintercalating electrons involved in an electrochemical reaction. | 05-30-2013 |
20130149616 | PROTECTED ANODE AND LITHIUM AIR BATTERY AND ALL-SOLID BATTERY INCLUDING PROTECTED ANODE - A protected anode including an anode including a lithium titanium oxide; and a protective layer including a compound represented by Formula 1 below, a lithium air battery including the same, and an all-solid battery including the protected anode: | 06-13-2013 |
20130183592 | POROUS CARBONACEOUS COMPOSITE MATERIAL, POSITIVE ELECTRODE AND LITHIUM AIR BATTERY INCLUDING THE MATERIAL, AND METHOD OF PREPARING THE MATERIAL - A porous carbonaceous composite material, a positive electrode and lithium air battery including the porous carbonaceous composite material, and a method of preparing the porous carbonaceous composite material. The porous carbonaceous composite material includes a carbon nanotube (CNT); and a modified carbonaceous material doped with a heterogeneous element, wherein the ratio of the number of surface oxygen atoms to the number of surface carbon atoms ranges upward from about 2 atom %. | 07-18-2013 |
20130330639 | LITHIUM AIR BATTERY MODULE - A lithium air battery module including a lithium air battery cell including a first electrolyte; an additional electrolyte disposed non-adjacent the first electrolyte; and a housing which accommodates the lithium air battery cell and the additional electrolyte. | 12-12-2013 |
20140011101 | ANODE FOR LITHIUM AIR BATTERY AND LITHIUM AIR BATTERY INCLUDING THE ANODE - An anode for a lithium air battery including an anode active material layer including an anode active material; a first protective layer disposed on the anode active material layer; and a second protective layer disposed on the first protective layer, wherein the first protective layer includes a liquid electrolyte having a viscosity of 5 centipoise or less at a temperature of 20° C., and the second protective layer includes an ion conductive solid electrolyte membrane. | 01-09-2014 |
20140072881 | LITHIUM BATTERY - A lithium battery including a negative electrode including a lithium metal or a lithium alloy; a positive electrode; and a polymer gel electrolyte contacting the negative electrode, wherein the polymer gel electrolyte has an ionic conductivity of about 10 | 03-13-2014 |
20140084849 | APPARATUS AND METHOD OF CHARGING RECHARGEABLE BATTERY - The apparatus of charging a rechargeable battery includes a voltage detector which detects a voltage value between terminals of a rechargeable battery, a current generator which generates current for charging the rechargeable battery and outputs the generated current to the terminals of the rechargeable battery, and a controller which controls the current generator based on the voltage value detected by the voltage detector. The current generator outputs a first current for which a direction thereof between the terminals of the rechargeable battery is constant, in a charging period of the rechargeable battery, wherein the first current comprises direct current, and a second current for which a direction thereof between the terminals of the rechargeable battery is periodically reversed, in an intermittent period of the rechargeable battery. | 03-27-2014 |
20140178775 | PROTECTED ANODE FOR LITHIUM AIR BATTERY AND LITHIUM AIR BATTERY INCLUDING THE SAME - A protected anode for lithium air batteries and a lithium air battery including the protected anode are provided. The protected anode includes: an anode intercalates and deintercalates lithium ions; a lithium ion-conductive solid electrolyte membrane; and a polymer electrolyte disposed between the anode and the ion-conductive solid electrolyte membrane, wherein the polymer electrolyte includes a lithium ion-conductive polymer, a compound represented by Formula 1 having a number average molecular weight from about 300 to about 1,000, and a lithium salt, and an amount of the compound of Formula 1 is from about 10 parts to about 25 parts by weight based on 100 parts by weight of the polymer electrolyte: | 06-26-2014 |
20140178777 | PROTECTED ANODE, LITHIUM AIR BATTERY INCLUDING THE SAME, AND METHOD OF PREPARING ION CONDUCTIVE PROTECTIVE LAYER - A protected anode including: an anode including lithium or capable of reversibly incorporating lithium ions; and a lithium ion-conductive protective layer on the anode and including a ceramic composite represented by Formula 1: | 06-26-2014 |
20140234733 | CATHODE, LITHIUM AIR BATTERY INCLUDING SAME, AND PREPARATION METHOD THEREOF - An air battery cathode including an organic-inorganic composite material including lyophobic nanopores, the organic-inorganic composite material including a porous metal oxide, and a lyophobic layer on a surface of a pore of the porous metal oxide and having a contact angle of greater than about 90°; and a binder. Also a lithium air battery including the cathode, and a method of manufacture the cathode. | 08-21-2014 |
20150079485 | COMPOSITE MEMBRANE, PREPARATION METHOD THEREOF, AND LITHIUM-AIR BATTERY INCLUDING THE COMPOSITE MEMBRANE - A composite membrane including ion conductive inorganic particles; and a polymer layer, wherein the ion conductive inorganic particles penetrate the polymer layer. Also, a preparation method thereof, and a lithium-air battery including the composite membrane. | 03-19-2015 |
Patent application number | Description | Published |
20080199779 | COMPOSITE ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND ANODE AND LITHIUM BATTERY CONTAINING THE MATERIAL - A composite anode active material including a transition metal; an intermetallic compound which includes the transition metal as one component and is capable of alloy formation with lithium; and carbon, where both the transition metal and the intermetallic compound have crystallinity, and the transition metal exists in a phase structurally separated from the intermetallic compound capable of alloy formation with lithium, where a content of the transition metal elements as both a metal and a component of the intermetallic compound may be less than 45 wt % based on the total weight of the transition metal and the intermetallic compound capable of alloy formation with lithium. The composite anode active material is a composite anode active material having a new structure, and includes a crystalline intermetallic compound, a crystalline transition metal, and carbon. In addition, an anode and lithium battery prepared using the composite anode active material have excellent charge-discharge characteristics. | 08-21-2008 |
20090053606 | SURFACE TREATED ANODE AND LITHIUM BATTERY USING THE SAME - A surface treated anode and a lithium battery using the same are provided. The surface treated anode includes a current collector, and an anode active material layer formed on the current collector. The anode active material layer is treated with an amine group containing compound. | 02-26-2009 |
20100264379 | POROUS METAL OXIDE AND METHOD OF PREPARING THE SAME - Porous metal oxides are provided. The porous metal oxides are prepared by heat treating a coordination polymer. A method of preparing the porous metal oxide is also provided. According to the method, the shape of the particles of the metal oxide can be easily controlled, and the shape and distribution of pores of the porous metal oxide can be adjusted. | 10-21-2010 |
20100285374 | Electrolytic solution and lithium battery employing the same - An organic electrolytic solution including a lithium salt, an organic solvent, and a linear or cyclic polymerizable monomer that is negatively charged due to localization of electrons on the monomer, and a lithium battery employing the same. Since the organic electrolytic solution prevents decomposition of an electrolyte and elution from or precipitation of metal ions, the lithium battery employing the organic electrolytic solution has excellent lifetime characteristics and cycle characteristics. | 11-11-2010 |
20100297508 | Organic electrolytic solution and lithium battery employing the same - An organic electrolytic solution including a lithium salt, an organic solvent, and a compound represented by the formula | 11-25-2010 |
20110143020 | CATHODE AND LITHIUM BATTERY INCLUDING THE SAME - A cathode active material composition of a cathode of a lithium battery includes a conducting agent, a binder, and a cathode active material coated on one surface of a current collector, wherein the cathode active material composition is coated with a vanadium oxide. | 06-16-2011 |
20130224609 | ELECTROLYTE AND LITHIUM AIR BATTERY INCLUDING THE SAME - An electrolyte including a lithium ion conductive polymer, a lithium salt, and an ionic liquid including an anion represented by Formula 1 below: | 08-29-2013 |
20140356736 | POSITIVE ELECTRODE FOR LITHIUM BATTERIES, LITHIUM BATTERY INCLUDING THE POSITIVE ELECTRODE, AND METHODS OF MANUFACTURE THEREOF - A positive electrode for a lithium battery including a protected negative electrode containing a lithium metal or a lithium alloy, wherein the positive electrode contains a positive electrode active material, a polyoxometalate compound, and a conductive material. Also provided is a lithium battery including the positive electrode. | 12-04-2014 |