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11. 发明授权

US09156693B2 Synthesis of lithium-metal-phosphates under hydrothermal conditions 有权
标题翻译：在水热条件下合成锂金属磷酸盐
公开(公告)号：US09156693B2
公开(公告)日：2015-10-13
申请号：US13142606
申请日：2009-12-22
申请人： Kirill Bramnik , Hartmut Hibst , Jordan Keith Lampert , Simon Schroedle
发明人： Kirill Bramnik , Hartmut Hibst , Jordan Keith Lampert , Simon Schroedle
IPC分类号： H01M4/88 , H01B1/06 , H01B1/12 , C01B25/45 , H01M4/58 , H01M4/62 , H01M10/0525
CPC分类号： C01B25/45 , H01M4/5825 , H01M4/625 , H01M10/0525
摘要： The present invention relates to a process for the preparation of compounds of general formula (I) Lia-bM1bQ1-cM2cPd-eM3eOx (l), wherein Q has the oxidation state +2 and M1, M2, M3,a, b, c, d, e and x are: Q: Fe, Mn, Co, Ni, M1: Na, K, Rb and/or Cs, M2: Mg, Al, Ca, Ti, Co, Ni, Cr, V, Fe, Mn, wherein Q and M2 are different from each other,M3: Si, S, F a: 0.8-1.9, b: 0-0.3, c: 0-0.9, d: 0.8-1.9, e: 0-0.5, x: 1.0-8, depending on the amount and oxidation state of Li, M1, M2, P, M3, wherein compounds of general formula (I) are neutrally charged, comprising the following steps (A) providing a mixture comprising at least one lithium-comprising compound, at least one Q-comprising compound, in which Q has at least partially an oxidation state higher than +2, and at least one M1-comprising compound, if present, and/or at least one M2-comprising compound, if present, and/or least one M3-comprising compound, if present, and at least one reducing agent which is oxidized to at least one compound comprising at least one phosphorous atom in oxidation state +5, and (B) heating the mixture obtained in step (A) at a temperature of 100 to 500° C. and at an autogeneous pressure to reduce Q to oxidation state +2 and to obtain a compound of general formula (I).
摘要翻译：本发明涉及制备通式（I）Lia-bM1bQ1-cM2cPd-eM3eOx（1）的化合物的方法，其中Q具有氧化态+2和M1，M2，M3，a，b，c， d，e和x为：Q：Fe，Mn，Co，Ni，M1：Na，K，Rb和/或Cs，M2：Mg，Al，Ca，Ti，Co，Ni，Cr，V，Fe，Mn 其中Q和M2彼此不同，M3：Si，S，F a：0.8-1.9，b：0-0.3，c：0-0.9，d：0.8-1.9，e：0-0.5，x：取决于Li，M1，M2，P，M3的量和氧化态，其中通式（I）的化合物是中性带电的，包括以下步骤（A），提供包含至少一种锂 - 包含化合物，至少一种含Q的化合物，其中Q至少部分具有高于+2的氧化态，以及至少一种含M1化合物（如果存在）和/或至少一种含M2化合物，如果存在和/或至少一种含M3化合物（如果存在）和至少一种被氧化成至少一种化合物com的还原剂至少提供一个氧化态+5的磷原子，（B）在100〜500℃的温度和自发压力下加热步骤（A）中得到的混合物，将Q降低至氧化态+2，得到通式（I）的化合物。

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