摘要:
Using a non-aqueous electrolyte secondary battery containing lithium iron phosphate as a positive electrode active material and graphite as a negative electrode active material, a low-cost, high energy density battery is provided that exhibits good performance at high rate current and good cycle performance even at high temperature. The non-aqueous electrolyte secondary battery has a positive electrode having a positive electrode current collector and a positive electrode active material-containing layer formed on a surface of the positive electrode current collector, the positive electrode active material-containing layer containing a conductive agent and a positive electrode active material including lithium iron phosphate, a negative electrode containing a carbon material, and a non-aqueous electrolyte. The non-aqueous electrolyte contains vinylene carbonate.
摘要:
A positive electrode active material including lithium (Li), nickel (Ni), manganese (Mn) and a transition metal that can be in the hexavalent state is used. As the transition metal that can be in the hexavalent state, for example, one or both of tungsten (W) and molybdenum (Mo) can be used. As the positive electrode active material including a plurality of materials as mentioned above, LiNi0.5Mn0.5O2 can be used. As a negative electrode, a carbon material or a silicon material capable of storing and releasing lithium ions can be used.
摘要翻译:使用包含锂(Li),镍(Ni),锰(Mn)和能够处于六价态的过渡金属的正极活性物质。 作为可以处于六价态的过渡金属,例如可以使用钨(W)和钼(Mo)中的一种或两种。 作为包含上述多种材料的正极活性物质,可以使用LiNi 0.5 Mn 0.5 O 2 O 2。 作为负极,可以使用能够储存和释放锂离子的碳材料或硅材料。
摘要:
An electrolyte containing calcium bistrifluoromethanesulfonimide [Ca((CF3SO2)2N)2] for a nonaqueous battery. The calcium bistrifluoromethanesulfonimide is soluble in an organic solvent and a molten salt having a melting point of not greater than 60° C.
摘要翻译:含有二氯三氟甲磺酰亚胺钙[Ca((CF 3 SO 2)2 N)2]的电解液。 双三氟甲磺酸钙可溶于有机溶剂和熔点不大于60℃的熔融盐。
摘要:
Provided is a novel lithium secondary battery including a positive electrode including a compound capable of occluding and discharging lithium, a negative electrode composed mainly of a carbon material which includes a graphite as an only or as a principal component, a separator between the positive electrode and the negative electrode; and an electrolyte solution of an electrolyte solute dissolved in a solvent including at least one specific cyclic compound.The lithium secondary battery has a large capacity, small self-discharge rate and excellent cycle characteristics and high charge-discharge efficiency.
摘要:
Provided is a novel lithium secondary battery including a positive electrode including a compound capable of occluding and discharging lithium, a negative electrode composed mainly of a carbon material which includes a graphite as an only or as a principal component, a separator between the positive electrode and the negative electrode; and an electrolyte solution of an electrolyte solute dissolved in a solvent including at least one specific cyclic compound. The lithium secondary battery has a large capacity, small self-discharge rate and excellent cycle characteristics and high charge-discharge efficiency.
摘要:
A method for producing an emulsion by dispersing a liquid to form a dispersed phase into a liquid to form a continuous phase through a microporous membrane, in which:(a) a W/O type emulsion is produced by dispersing an aqueous phase at low pressure into a fatty phase through a hydrophilic microporous membrane previously treated with the fatty phase;(b) an 01/W/02 type emulsion is produced by dispersing an O/W type emulsion at low pressure into the fatty phase (02) through the same microporous membrane as (a) above;(c) an O/W type emulsion is produced by dispersing a fatty phase containing a hydrophobic emulsifying agent into an aqueous phase through a hydrophilic microporous membrane. Furthermore, methods for producing a low-fat spread and an oil-in-water-in-oil type spread by rapidly cooling a emulsion to plasticize and kneading, in which:(d) a W/O type emulsion for low-fat spread is prepared by dispersing an aqueous phase into a fatty phase through a microporous membrane:(e) an 01/W/02 type emulsion for an oil-in-water-in-oil type spread is prepared by dispersing an 01/W type emulsion into a fatty phase (02) through the same membrane as (d) above.
摘要:
A non-aqueous electrolyte secondary battery exhibits good high-rate charge/discharge characteristic and good charge/discharge cycle property even when the packing density of the negative electrode is increased. The non-aqueous electrolyte secondary battery includes a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, and a nonaqueous electrolyte, in which the negative electrode active material is a mixture of a carbon material and metal particles of at least one selected from zinc, aluminum, tin, calcium, and magnesium.
摘要:
A lithium ion secondary battery including a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, and a nonaqueous electrolyte. The positive electrode active material is a lithium transition metal oxide that contains niobium and is represented by xLi[Li1/3Mn2/3-qNbq]O2·(1−x)LiM1-rNbrO2 (0
摘要:
A non-aqueous electrolyte secondary battery has a positive electrode containing a positive electrode active material containing a lithium-containing oxide active material, a negative electrode, and a non-aqueous electrolyte. The lithium-containing oxide active material is represented by the general formula LiaMgbMO2±α where 0.65≦a≦1.05, 0
摘要:
A non-aqueous electrolyte battery has a working electrode 1 having a positive electrode active material, a counter electrode 2, and a non-aqueous electrolyte containing lithium. The positive electrode active material includes a lithium pre-doped transition metal oxide prepared by pre-doping lithium into a sodium-containing transition metal oxide having an initial charge-discharge efficiency of higher than 100% as determined by charging and discharging using a lithium metal negative electrode as a counter electrode, and the sodium-containing transition metal oxide is represented by the compositional formula NaaLibMO2±α, where 0.5≦a
摘要翻译:非水电解质电池具有具有正极活性物质的工作电极1,对电极2和含有锂的非水电解质。 正极活性物质包括锂预预掺杂的过渡金属氧化物,其通过将锂预掺杂到初始充电 - 放电效率高于100%的含钠过渡金属氧化物中,通过使用锂金属进行充电和放电测定 负极作为对电极,并且含钠过渡金属氧化物由组成式NaaLibMO2±α表示,其中0.5&lt; 1lE; a <1.0,0