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1. 发明专利

JP2009043514A Electrode material, electrode plate, secondary battery, and manufacturing method for the electrode material 有权
标题翻译：电极材料，电极板，二次电池及电极材料的制造方法
公开(公告)号：JP2009043514A
公开(公告)日：2009-02-26
申请号：JP2007206381
申请日：2007-08-08
申请人： Sei Kk , Toyota Motor Corp , エス・イー・アイ株式会社 , トヨタ自動車株式会社
发明人： YANO TSUYOSHI , ISHIKAWA TETSUHIRO , SAWAI TAKEHIKO , SAITO SHINJI , URAO KAZUNORI , MORIMOTO FUKUYOSHI
IPC分类号： H01M4/36 , H01M4/62
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide an electrode material with an internal resistance (IV resistance) of a battery, or the like that can be made small, discharge characteristics due to large current can also be improved, and the lifetime characteristics of a battery or the like improved, and to provide a manufacturing method, as well as, an electrode plate and a secondary battery that uses the electrode material. SOLUTION: The electrode material (cathode material 154) is provided with active material particles (cathode active material particles 153), first conductive materials 158, made of a carbon material and adhered on the surface of the active material particles, and second conductive materials 159, made of a fibrous carbon material and coupled with the first conductive materials 158. The active material particles (the cathode active material particles 153) have a particle size of 1 μm or smaller the second conductive material 159 has a fiber length of 2 to 10 μm, and a plurality of active material particles (cathode active material particles 153) are coupled with each of the second conductive materials 159 through the first conductive materials 158. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供可以使电池的内阻（IV电阻）等可以变小的电极材料，也可以提高由于大电流引起的放电特性，并且寿命特性改善电池等，并提供制造方法，以及使用电极材料的电极板和二次电池。电极材料（阴极材料154）设置有活性物质粒子（正极活性物质粒子153），第一导电材料158，由碳材料制成并附着在活性物质粒子的表面上，第二导电材料158 导电材料159由纤维状碳材料制成并与第一导电材料158结合。活性物质颗粒（阴极活性物质颗粒153）的粒径为1μm以下，第二导电材料159的纤维长度为 2〜10μm，多个活性物质粒子（正极活性物质粒子153）通过第1导电材料158与各第2导电材料159结合。（C）2009，JPO＆INPIT

2. 发明专利

JP2009272041A Lithium-ion secondary battery 有权
标题翻译：锂离子二次电池
公开(公告)号：JP2009272041A
公开(公告)日：2009-11-19
申请号：JP2008118561
申请日：2008-04-30
申请人： Mitsubishi Materials Corp , Mitsubishi Materials Electronic Chemicals Co Ltd , Sei Kk , エス・イー・アイ株式会社 , 三菱マテリアル株式会社 , 三菱マテリアル電子化成株式会社
发明人： ATSUGI TSUTOMU , IMAI HIROYUKI , SAITO SHINJI , MORIMOTO FUKUYOSHI , SAWAI TAKEHIKO
IPC分类号： H01M4/36 , H01M4/131 , H01M4/133 , H01M4/134 , H01M4/136 , H01M4/38 , H01M4/485 , H01M4/505 , H01M4/525 , H01M4/58 , H01M4/587 , H01M4/62 , H01M10/052 , H01M10/0566 , H01M10/0583 , H01M10/0585 , H01M10/0587
CPC分类号： Y02E60/122
摘要： PROBLEM TO BE SOLVED: To provide a lithium-ion secondary battery enabling a heightened input and output with low-resistance and high-current charge/discharge and control of exothermic heat for safety. SOLUTION: The lithium-ion secondary battery, in which a positive electrode material including a positive electrode active substance composed of a lithium-containing compound and a negative electrode material including a negative electrode active substance enabled to store and release lithium ions are laminated or wound around through a separator and are sealed up together with nonaqueous electrolyte solution in which lithium salt is dissolved, is characterized by fine carbon fiber adhered in a mesh state on particle surfaces of the positive electrode active substance and the negative electrode active substance, and it is desirable if all or a part of the surface of the fine carbon fiber are modified with a hydrophilic group. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种锂离子二次电池，其能够以低电阻和大电流充电/放电进行高输入和输出，并且为了安全起见控制放热。解决方案：其中包括由含锂化合物构成的正极活性物质的正极材料和包含能够储存和释放锂离子的负极活性物质的负极材料的锂离子二次电池是层压或缠绕在隔板上并与其中溶解有锂盐的非水电解质溶液一起密封，其特征在于在正极活性物质和负极活性物质的颗粒表面上以网状附着的细碳纤维，并且如果细碳纤维的全部或一部分表面被亲水基团改性，则是理想的。版权所有（C）2010，JPO＆INPIT

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