摘要:
The present invention is to provide a cathode active material configured to increase, when used in a lithium battery, the discharge capacity of the lithium battery higher than conventional lithium batteries, and a lithium battery including the cathode active material. Presented is a cathode active material for lithium batteries, wherein the cathode active material is represented by the following composition formula (1) and has a rock salt type crystal structure including formula (1): Li2Ni1-x-yCoxMnyTiO4 wherein x and y are real numbers that satisfy x>0, y>0 and x+y
摘要:
An air battery system may include an air battery cell containing an air cathode, an anode, a separator, and an oxygen gas supply for supplying an oxygen gas by bubbling to a liquid electrolyte. The air cathode may include an air cathode layer containing a conductive material, and an air cathode current collector for collecting current of the air cathode layer. The anode may include an anode layer containing an anode active material which stores and releases a metal ion, and an anode current collector for collecting current of the anode layer. The separator may be provided between the air cathode layer and the anode layer, wherein the air cathode layer and the anode layer may be constantly filled with the liquid electrolyte at a time of a change in a volume of the electrode caused by a discharge or a discharge and charge.
摘要:
An air battery which can maintain a good performance and inhibit ingress of water into its housing. The air battery including a power section having an air electrode, an anode containing an alkali metal, and an electrolyte layer conducting ions between the air electrode and the anode; an oxygen-containing solvent showing both hydrophobic nature and oxygen solubility; a housing being configured to incorporate the power section and the oxygen-containing solvent; and an oxygen supply portion being configured to supply oxygen gas to the oxygen-containing solvent. The oxygen-containing solvent being arranged between the oxygen supply portion and the electrolyte layer.
摘要:
The invention provides a battery electrode manufacturing method that includes a composition adjusting process of adjusting an electrode layer forming composition that includes a first electrode material having a particle size that is larger than an opening size of a porous collector, and a second electrode material having a particle size that is smaller than the opening size of the porous collector; and an application process of applying the electrode layer forming composition to the porous collector. The invention also provides a battery electrode having an inner electrode layer and an outer electrode layer.
摘要:
The present invention provides an air battery which can maintain a good performance and inhibit ingress of water into the housing. An air battery comprising: a power section which comprises: an air electrode, an anode containing an alkali metal, and an electrolyte layer conducting ions between the air electrode and the anode; an oxygen-containing solvent showing both hydrophobic nature and oxygen solubility; a housing being configured to incorporate the power section and the oxygen-containing solvent; and an oxygen supply portion being configured to supply oxygen gas to the oxygen-containing solvent, the oxygen-containing solvent being arranged between the oxygen supply portion and the electrolyte layer.
摘要:
A main object of the present invention is to provide a lithium air battery which can use different battery properties according to the current density at the time of discharge. The present invention attains the object by providing a lithium air battery comprising a cathode layer, an anode layer, and an electrolyte layer formed between the cathode layer and the anode layer, characterized in that the cathode layer further comprises a first cathode layer having at least oxygen reduction ability and a second cathode layer having at least Li ion storage ability, and the second cathode layer contains a cathode active material having an average voltage of less than 2.0 V (vs. Li) or an average voltage of more than 2.9 V (vs. Li).
摘要:
An air battery system has a sealed air battery cell (10) having: an air electrode having an air electrode layer (4) containing a conductive material and an air electrode power collector (6) for collecting electric power from the air electrode layer; a negative electrode having a negative electrode layer (3) containing an negative electrode active material that adsorbs and releases metal ions and a negative electrode power collector (2) for collecting electric power from the negative electrode layer; a separator (7) provided between the air electrode layer and the negative electrode layer; and a sealed air battery case (1a, 1b). The air battery system also has a depressurization portion (20) that reduces the internal pressure of the sealed air battery cell to below the atmospheric pressure.
摘要:
A negative electrode for a non-aqueous electrolyte secondary battery includes a current collector, a first layer and a second layer. The first layer is provided on the current collector and includes at least any one of alkaline metals and alkaline earth metals. The second layer is provided on the first layer, and includes an active material capable of absorbing and desorbing lithium ions having a barrier function of blocking ingress of gas.
摘要:
By using a winding type electrode plate assembly resistant to displacement by wind-up and buckling, a lithium ion secondary battery, capable of suppressing deterioration in cycle and storage characteristic caused by expansion and shrinkage of the electrode plate due to charge/discharge cycles or by generation of gas during storage at high temperatures or the like, is accomplished. An electrode plate A comprising a binder mainly composed of a polymer material “a” and an electrode plate B, having the opposite polarity to the electrode plate A, with a porous polymer layer mainly composed of the polymer material “a” or a copolymer of the polymer material “a” formed thereon, are wound up in flat form to give a flat electrode plate assembly, which is soaked in a non-aqueous electrolyte and then heated and cooled, with the soaked state maintained, while pressure is applied in the direction of the thickness of the flat electrode plate assembly, to integrate the electrode plate assembly.
摘要:
A resistivity of an active material is reduced to drastically decrease an amount of a conductive auxiliary agent to be added, in order to provide a non-aqueous electrolyte secondary battery with high capacity. A material represented by a composition formula: LixMeOyNz, wherein 0≦x≦2, 0.1
摘要翻译:为了提供具有高容量的非水电解质二次电池,活性材料的电阻率降低,导致添加的导电助剂的量急剧减少。 由组成式表示的材料:其中0 <= x <= 2,0.1 ,0