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31.
公开(公告)号:US5503946A
公开(公告)日:1996-04-02
申请号:US314878
申请日:1994-09-29
申请人: Denis G. Fauteux , Jie Shi , Richard Gary
发明人: Denis G. Fauteux , Jie Shi , Richard Gary
IPC分类号: H01M4/13 , H01M10/05 , H01M10/052 , H01M10/0565 , H01M4/62
CPC分类号: H01M10/052 , H01M10/05 , H01M10/0565 , H01M4/0452 , H01M4/13 , Y10T29/49115
摘要: An electrolytic cell and electrolytic process wherein the cell includes a metal anode, such as a lithium anode, a cathode and an electrolyte. The surface of the anode is treated with a substantially non-continuous electronically conductive particulate coating, wherein the particulate may consist of carbon. This non-continuously applied particulate coating not only provokes the formation of a stable passivating layer (toward suppression of dendritic growth), but it also serves to lower and substantially sustain interfacial resistance at the surface of the anode during the life of the cell.
摘要翻译: 一种电解池和电解方法,其中电池包括金属阳极,例如锂阳极,阴极和电解质。 阳极的表面用基本不连续的电子导电颗粒涂层处理,其中颗粒可以由碳组成。 这种非连续施加的颗粒涂层不仅引起形成稳定的钝化层(朝向抑制树枝状生长),而且还用于在电池寿命期间降低并基本上维持阳极表面的界面电阻。
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公开(公告)号:US5434021A
公开(公告)日:1995-07-18
申请号:US290017
申请日:1994-08-12
申请人: Denis G. Fauteux , Martin Van Buren , Jie Shi , Mehmet Rona
发明人: Denis G. Fauteux , Martin Van Buren , Jie Shi , Mehmet Rona
摘要: An electrolytic cell and electrolytic process wherein the cell includes a metal anode (such as a lithium anode), a cathode and an electrolyte. A surface layer which is applied to the metal anode enables transfer of ions from the metal anode to the electrolyte and thus allows the ions to pass back into contact with the metal anode. The surface layer is also electronically conductive so that the ions will be uniformally attracted back onto the metal anode during electrodeposition to, in turn, substantially suppress dendrite growth and, in turn, substantially increase the cycle life of the cell.
摘要翻译: 一种电解槽和电解工艺,其中电池包括金属阳极(例如锂阳极),阴极和电解质。 施加到金属阳极的表面层能够将离子从金属阳极转移到电解质,从而允许离子返回与金属阳极接触。 表面层也是电子导电的,使得在电沉积期间离子将均匀地吸引回到金属阳极上,从而基本上抑制枝晶生长,并且进而显着增加电池的循环寿命。
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