发明授权
US08496902B2 Method for preparing insertion compounds of an alkali metal, active materials containing same, and devices comprising said active materials 有权
制备碱金属的插入化合物的方法,含有它们的活性材料和包含所述活性材料的装置

Method for preparing insertion compounds of an alkali metal, active materials containing same, and devices comprising said active materials
摘要:
Process for the preparation of an insertion compound of an alkali metal in which the following successive stages are carried out: a) an organic complex of a transition metal or of a mixture of transition metals M in an oxidation state of greater than 2 is brought into contact with an alkali metal A in the ionic form and with an entity of formula Hb(XO4), where X is chosen from Si, S, Al, P, Ge, As or Mo and b has a value from 0 to 5, in a liquid medium in a closed chamber; the chamber is brought to a temperature T which makes possible the decomposition of the organic complex in the said liquid medium; the temperature and the pressure in the chamber are brought back to ambient temperature and atmospheric pressure and the insertion compound for an alkali metal of formula AMXO4, in which M is in the +2 oxidation state, is recovered.
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