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公开(公告)号：US20150349328A9
公开(公告)日：2015-12-03
申请号：US14394779
申请日：2013-04-04
IPC分类号： H01M4/134 , H01M4/48 , H01M4/38 , H01M10/0567 , H01M4/62
CPC分类号： H01M4/134 , H01M4/0404 , H01M4/1395 , H01M4/364 , H01M4/366 , H01M4/386 , H01M4/483 , H01M4/485 , H01M4/587 , H01M4/622 , H01M10/052 , H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M2004/027 , H01M2300/0025 , H01M2300/0034 , H01M2300/0037
摘要： A rechargeable battery comprising a positive electrode, a negative electrode and an electrolyte, wherein: —the electrolyte comprises a SEI film-forming agent, and—the negative electrode comprises a micrometric Si based active material, a polymeric binder material and a conductive agent, wherein at least part of the surface of the Si based active material consists of Si—OCO—R groups, Si being part of the active material, and R being the polymeric chain of the binder material.
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公开(公告)号：US09692044B2
公开(公告)日：2017-06-27
申请号：US14394779
申请日：2013-04-04
IPC分类号： H01M2/16 , H01M4/134 , H01M4/04 , H01M4/1395 , H01M4/38 , H01M4/48 , H01M4/485 , H01M4/62 , H01M10/052 , H01M10/0569 , H01M10/0525 , H01M10/0567 , H01M4/36 , H01M4/587 , H01M4/02
CPC分类号： H01M4/134 , H01M4/0404 , H01M4/1395 , H01M4/364 , H01M4/366 , H01M4/386 , H01M4/483 , H01M4/485 , H01M4/587 , H01M4/622 , H01M10/052 , H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M2004/027 , H01M2300/0025 , H01M2300/0034 , H01M2300/0037
摘要： A rechargeable battery comprising a positive electrode, a negative electrode and an electrolyte, wherein: —the electrolyte comprises a SEI film-forming agent, and—the negative electrode comprises a micrometric Si based active material, a polymeric binder material and a conductive agent, wherein at least part of the surface of the Si based active material consists of Si—OCO—R groups, Si being part of the active material, and R being the polymeric chain of the binder material.
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3.发明申请公开(公告)号：US20150093636A1
公开(公告)日：2015-04-02
申请号：US14394779
申请日：2013-04-04
IPC分类号： H01M4/134 , H01M4/48 , H01M4/38 , H01M10/0567 , H01M4/62
CPC分类号： H01M4/134 , H01M4/0404 , H01M4/1395 , H01M4/364 , H01M4/366 , H01M4/386 , H01M4/483 , H01M4/485 , H01M4/587 , H01M4/622 , H01M10/052 , H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M2004/027 , H01M2300/0025 , H01M2300/0034 , H01M2300/0037
摘要： A rechargeable battery comprising a positive electrode, a negative electrode and an electrolyte, wherein: —the electrolyte comprises a SEI film-forming agent, and—the negative electrode comprises a micrometric Si based active material, a polymeric binder material and a conductive agent, wherein at least part of the surface of the Si based active material consists of Si—OCO—R groups, Si being part of the active material, and R being the polymeric chain of the binder material.
摘要翻译： 一种包含正极，负极和电解质的可再充电电池，其中：所述电解质包含SEI成膜剂，所述负极包括微米Si基活性材料，聚合物粘合剂材料和导电剂， 其中Si基活性材料的至少部分表面由Si-OCO-R基团组成，Si是活性材料的一部分，R是粘合剂材料的聚合物链。
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公开(公告)号：US20120276451A1
公开(公告)日：2012-11-01
申请号：US13146239
申请日：2010-01-28
CPC分类号： H01M10/052 , H01M4/0416 , H01M4/134 , H01M4/1395 , H01M4/621 , H01M4/625 , Y02T10/7011
摘要： A method for preparing an electrode composition, including a step of forming a suspension, in an unbuffered aqueous acid medium having a pH of 1 or in a buffered acid medium having a pH less than or equal to 4, containing an electrode active material in the form of particles of an element M selected from Si, Sn, and Ge, a polymer binder having reactive groups capable of reacting with hydroxyl groups in an acid medium, and an agent generating electronic conductivity. The invention also relates to the electrode obtained according to the method, as well as to a battery including such an electrode.
摘要翻译： 一种制备电极组合物的方法，包括在pH为1的无缓冲酸性水溶液或pH小于或等于4的缓冲酸性介质中形成悬浮液的步骤，所述缓冲酸性介质含有电极活性物质 选自Si，Sn和Ge的元素M的颗粒的形式，具有能够在酸性介质中与羟基反应的反应性基团的聚合物粘合剂和产生电子传导性的试剂。 本发明还涉及根据该方法获得的电极以及包括这种电极的电池。
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