会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 10. 发明公开
    • PROCEDE DE RECYCLAGE DE L'ELECTROLYTE D'UNE BATTERIE DE TYPE Li-ION ET PROCEDE DE RECYCLAGE DES BATTERIES DE TYPE Li-ION
    • 用于重新电解质的锂离子电池和方法程序RECYCLING锂离子电池的
    • EP3172793A1
    • 2017-05-31
    • EP15760257.4
    • 2015-07-21
    • Commissariat à l'Énergie Atomique et aux Énergies Alternatives
    • BILLY, EmmanuelLAUCOURNET, Richard
    • H01M10/54H01M10/0525H01M10/0568H01M10/0569
    • H01M10/54H01M10/0525H01M10/0568H01M10/0569H01M2300/0037H01M2300/004Y02W30/84
    • The invention relates to a method for recycling the electrolyte of a lithium-ion battery and a method for recycling lithium-ion batteries. The method for recycling an electrolyte of the invention is a method for recycling an electrolyte containing a lithium salt of formula LiA, where A represents an anion selected from PF
      6 , CF
      3 SO
      3 , BF
      4 and ClO
      4 of a Li-ion battery, characterized in that it comprises the following steps: a) recovery of the electrolyte; b) addition of water to the electrolyte; c) addition of phosphoric acid or of carbonate or phosphate salt(s) to the solution obtained in step b) followed by filtration (F3), whereby a lithium salt and an aqueous phase are obtained; d) precipitation of the anion A of the lithium salt by addition of pyridine to the aqueous phase obtained in step c) followed by filtration (F2), whereby a precipitate and an aqueous phase are obtained; e) addition to the aqueous solution obtained in step d) of an acid, selected from H
      3 PO
      4 , HCl, H
      2 SO
      4 and citric acid, and/or of a single soluble salt or a mixture of such salts, selected from NaCl, KCl, Na
      2 SO
      4 , MgSO
      4 and K
      2 SO
      4 , so as to obtain a solution having an ionic strength of greater than 1; f) decantation of the liquid phase obtained after step e), whereby water and an organic phase containing the electrolyte solvents are obtained; g) optionally distillation of the organic phase obtained in step f) in order to separate the solvents of the electrolyte. The invention finds its application in the field of recycling lithium-ion batteries, and more particularly the electrolyte of such batteries.
    • 本发明涉及一种用于回收的锂离子电池的电解质和用于循环的锂离子电池的方法的方法。 对于本发明的电解质的循环的方法是用于电解质含有式LIA,其中来自PF 6,CF 3 SO 3,BF 4和一个锂离子电池的CLO4选择阴离子的darstellt的锂盐的回收方法,其特征在于在没有它包括 以下的步骤:a)在电解质的恢复; b)加入水至电解质; c)添加磷酸或碳酸盐或磷酸盐(多个),然后过滤(F3),由此锂盐和在wässrige相位获得在步骤B中获得的溶液)的; D)通过加入吡啶于)在步骤C中获得的相位wässrige随后过滤(F2),由此沉淀并wässrige相位所获得的锂盐的阴离子A的沉淀; E)除酸在步骤D中得到的wässrige溶液),从H 3 PO 4,盐酸,硫酸和柠檬酸所选择和/或单个可溶性盐或搜索盐的混合物,从氯化钠,氯化钾,硫酸钠选择的, MgSO4和K 2 SO 4,以获得具有在大于1的离子强度的溶液; F)获得AfterStep的E中的液相),倾析,由此水和有机相包含溶剂的获得的电解质; 克)以分离的电解液的溶剂,在步骤f得到的有机相)任选蒸馏。 本发明发现了其在回收锂离子电池领域应用,谋求电池的更具体的电解质。