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    • 4. 发明申请
    • METHOD OF MAKING MIXED LITHIUM OXIDES SUITABLE AS ACTIVE MATERIAL FOR A POSITIVE ELECTRODE IN A LITHIUM ION BATTERY
    • 用于锂离子电池中的阳极电极的活性材料的混合氧化锂的制备方法
    • WO2016154871A1
    • 2016-10-06
    • PCT/CN2015/075439
    • 2015-03-31
    • BAYERISCHE MOTOREN WERKE AKTIENGESELLSCHAFTWU, Peng
    • WU, PengGENTSCHEV, Ann-ChristinLINTZ, ClaudiaKIM, Sung-JinZHANG, NingDETIG-KARLOU, KameliaLIAN, Fang
    • H01M4/525
    • H01M4/525C01G45/02C01G45/1228C01G45/1242C01G51/00C01G51/06C01G51/50C01G51/54C01G53/00C01G53/006C01G53/06C01G53/50C01G53/54C01P2004/51C01P2004/61C01P2006/11H01M4/485H01M10/052
    • Method of making a mixed oxide comprising at least Li and M, and optionally one or more of Al, Si, Mg, and B, wherein M is selected from at least one transition metal, comprising at least steps (S1) to (S3), and optionally step (S4), and steps (T1) to (T2): (S1) mixing a composition comprising water and at least one cation of at least one M with a composition comprising water and at least one anion selected from the group consisting of hydroxide, hydrogen carbonate, and carbonate, or a mixture of two or more thereof; (S2) precipitating an oxide or hydroxide or hydrogen carbonate or carbonate, or a mixture of two or more thereof, of M from the mixture obtained in step (S1); (S3) isolating said oxide or hydroxide or hydrogen carbonate or carbonate, or a mixture of two or more thereof, of M precipitated in step (S2); (S4) optionally, sintering the compound isolated in step (S3); (T1) mixing a lithium oxide, lithium hydroxide, lithium carbonate or lithium hydrogen carbonate, or a mixture of two or more thereof, with a product obtained in step (S3) or (S4); (T2) sintering the mixture obtained in step (T1); with the proviso that any one of steps (S1) to (S4) is carried out in the absence of a compound containing a NH-moiety.
    • 制备至少包含Li和M以及Al,Si,Mg和B中的一种或多种的混合氧化物的方法,其中M选自至少一种过渡金属,至少包括步骤(S1)至(S3) ,和任选的步骤(S4)和步骤(T1)至(T2):(S1)将包含水和至少一种至少一种M的至少一种阳离子的组合物与包含水和至少一种选自下组的阴离子的组合物混合: 由氢氧化物,碳酸氢盐和碳酸盐组成,或其两种或更多种的混合物; (S2)从步骤(S1)中获得的混合物中沉淀出氧化物或氢氧化物或碳酸氢盐或碳酸盐或其两种或多种的混合物; (S3)在步骤(S2)中分离析出的M的氧化物或氢氧化物或碳酸氢盐或其两种或更多种的混合物; (S4)任选地,烧结步骤(S3)中分离的化合物; (T1)将氧化锂,氢氧化锂,碳酸锂或碳酸氢锂或其两种或更多种的混合物与步骤(S3)或(S4)中获得的产物混合; (T2)烧结步骤(T1)中获得的混合物; 条件是步骤(S1)至(S4)中的任何一个在不存在含有NH-部分的化合物的情况下进行。