摘要:
A mixture useful as an electrolyte in lithium ion batteries and use thereof are provided. Lithium ion batteries with good performance, especially good cyclability after prolonged operation are obtained. The mixture contains an aprotic organic solvent, a cyclic compound containing C1-C10-alkyl, C1-C10-alkoxy, C3-C10-cycloalkyl, benzyl or C6-C14-aryl, water, optionally an additive and a lithium salt.
摘要:
A mixture useful as an electrolyte in lithium ion batteries and use thereof are provided. Lithium ion batteries with good performance, especially good cyclability after prolonged operation are obtained. The mixture contains an aprotic organic solvent, a cyclic compound containing C1-C10-alkyl, C3-C10-cycloalkyl, benzyl or C6-C14-aryl, water, optionally an additive and a lithium salt.
摘要:
Electrochemical cells comprise (A) at least one cathode comprising at least one lithiated Mn-containing compound having an Mn content of from 60 to 80 mol %, based on transition metal in cathode (A), (B) at least one anode comprising carbon in electrically conductive form, (C) at least one electrolyte comprising (a) at least one aprotic organic solvent, (b) at least one lithium salt, and (c) at least one organic compound having at least one Si—N single bond per molecule.
摘要:
Electrochemical cells comprise (A) at least one cathode comprising at least one lithiated Mn-containing compound having an Mn content of from 60 to 80 mol %, based on transition metal in cathode (A), (B) at least one anode comprising carbon in electrically conductive form, (C) at least one electrolyte comprising (a) at least one aprotic organic solvent, (b) at least one lithium salt, and (c) at least one organic compound having at least one Si—N single bond per molecule.
摘要:
The present invention relates to electrochemical cells comprising (A) at least one cathode comprising at least one lithium ion-containing transition metal compound, (B) at least one anode, and (C) at least one layer comprising (a) at least one chemical compound which comprises at least one organic radical which derives from an organic chelate ligand, and (b) optionally at least one binder. The present invention further relates to the use of inventive electrochemical cells, and to lithium ion batteries comprising at least one inventive electrochemical cell.
摘要:
A material of the general formula (I) LixNiaCobMncOz (I) in which the variables are each defined as follows: 0.2≦a≦0.5, 0.0≦b≦0.4, 0.4≦c≦0.65, 1.1≦x≦1.3, x+a+b+c−0.2≦z≦x+a+b+c+0.2 and a+b+c=1 where c/a≧1.2, and where the material has a BET surface area of at least 3 m2/g, and production of the inventive materials and use thereof.
摘要翻译:通式(I)LixNiaCobMncOz(I)的材料,其变量各自定义如下:0.2 @ a @ 0.5,0.0b @ 0.4,0.4c @ 0.65,1.1 @ x @ 1.3,x + a + b + c-0.2 @ z @ x + a + b + c + 0.2和a + b + c = 1其中c / a> = 1.2,并且其中材料的BET表面积至少为3m 2 / g ,以及本发明材料的制造及其用途。
摘要:
Particles comprising a mixed oxide of the general formula (I) Li1+aNibCocMndOz (I) in which the variables are each defined as follows: b is a number in the range from 0.25 to 0.45 c is a number in the range from 0.15 to 0.25 d=1−b−c, (1+a) is in the range from 1.05 to 1.20, 1.8+a≦z≦2.2+a, the particles having been fully or partially coated with one or more fluorides; and also a process for producing inventive particles and use of inventive particles.
摘要翻译:包含通式(I)Li1 + aNibCocMndOz(I)的混合氧化物的颗粒,其中各个变量各自定义如下:b为0.25至0.45c的数值,为0.15至0.25的数值 d = 1-bc,(1 + a)在1.05至1.20,1.8 + a @ z @ 2.2 + a的范围内,颗粒已经完全或部分地涂覆有一种或多种氟化物; 以及用于制造本发明颗粒的方法和使用本发明的颗粒。
摘要:
A process for producing electrode materials, which comprises treating a mixed oxide which comprises Li and at least one transition metal as cations with at least one boron compound which has at least one alkoxy group or at least one halogen atom per molecule.
摘要:
A process for producing electrode materials, which comprises treating a mixed oxide which comprises lithium and at least one transition metal as cations with at least one oxygen-containing organic compound of sulfur or phosphorus or a corresponding alkali metal or ammonium salt of an oxygen-containing organic compound of sulfur or phosphorus, or a fully alkylated derivative of an oxygen-containing compound of sulfur or phosphorus.
摘要:
A compound of the general formula (I) AaMbPcOd (I) in which the variables are each defined as follows: M is at least one transition metal selected from Co, Ni, Mn, Fe and Cr, A is Li or LixNa1-x where x is in the range from 0.2 to 1.0, a is in the range from 3.5 to 4.5, b is in the range from 0.8 to 1.2, c is in the range from 1.8 to 2.2 and d is in the range from 7.2 to 8.8.
摘要翻译:通式(I)AaMbPcOd(I)的化合物,其变量各自定义如下:M是选自Co,Ni,Mn,Fe和Cr中的至少一种过渡金属,A是Li或Li x Na 1-x,其中 x在0.2至1.0的范围内,a在3.5至4.5的范围内,b在0.8至1.2的范围内,c在1.8至2.2的范围内,d在7.2至8.8的范围内。