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1. 发明专利

JP2006313739A Cylindrical lithium secondary battery 有权
标题翻译：圆柱形锂二次电池
公开(公告)号：JP2006313739A
公开(公告)日：2006-11-16
申请号：JP2006092657
申请日：2006-03-30
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： FUJIKAWA KAZUSATO , SUZUKI GOHEI , INOUE KAORU , SHIMADA MIKIYA
IPC分类号： H01M2/02 , H01M2/16 , H01M4/02 , H01M4/13 , H01M10/05 , H01M10/052 , H01M10/0525 , H01M10/0587
CPC分类号： Y02E60/122
摘要： PROBLEM TO BE SOLVED: To provide a cylindrical lithium secondary battery capable of securing safety by preventing damage of a porous heat resistant layer and realizing an excellent battery performance. SOLUTION: The cylindrical lithium secondary battery has an electrode group in which a positive electrode and a negative electrode are wound through a porous heat resistant layer and a separator, an electrolyte containing non-aqueous solvent, and a battery can for housing the electrode group and the electrolyte. In the battery, the thickness A of the porous heat resistant layer and the thickness B of the side wall of the battery can satisfies the relations 0.005≤A/B≤0.1. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过防止多孔耐热层的损坏来确保安全性并实现优异的电池性能的圆筒形锂二次电池。解决方案：圆柱形锂二次电池具有通过多孔耐热层和隔膜缠绕正极和负极的电极组，含有非水溶剂的电解质和用于容纳电极组和电解质。在电池中，多孔耐热层的厚度A和电池侧壁的厚度B可以满足0.005≤A/B≤0.1的关系。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2005135674A Lithium ion secondary battery and its configuration method 有权
标题翻译：锂离子二次电池及其配置方法
公开(公告)号：JP2005135674A
公开(公告)日：2005-05-26
申请号：JP2003368651
申请日：2003-10-29
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OHATA TSUMORU , IKUTA SHIGEO , FUJINO AKIKO , HAYASHI TETSUYA , SUZUKI GOHEI
IPC分类号： H01M2/16 , H01M2/14 , H01M2/18 , H01M4/13 , H01M4/62 , H01M6/10 , H01M10/04 , H01M10/05 , H01M10/052 , H01M10/0587 , H01M10/40
CPC分类号： H01M4/13 , H01M2/18 , H01M4/62 , H01M10/0431 , H01M10/0525 , H01M10/0587 , H01M2004/021 , Y10T29/49108
摘要： PROBLEM TO BE SOLVED: To provide a lithium ion secondary battery, electrodes of which are wound in the form of protecting a porous film; and to provide a configuration method of the battery. SOLUTION: The lithium ion secondary battery has an electrode group to/on at least one of a positive electrode 4 and a negative electrode 2 of which a porous film layer 3 made from a filler and a binding agent is bonded/formed, and which is formed by winding the positive electrode and the negative electrode without an independent separator, wherein resin films 5, 6 are connected to one end of the positive electrode or the negative electrode, and the resin films are arranged on the side of a winding core 1. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种锂离子二次电池，其电极以保护多孔膜的形式被卷绕; 并提供电池的配置方法。解决方案：锂离子二次电池具有至少一个正极4和负极2中的至少一个的电极组，其中由填料和粘合剂形成的多孔膜层3被粘合/形成，并且通过在没有独立的隔板的情况下卷绕正极和负极而形成，其中树脂膜5,6连接到正极或负极的一端，并且树脂膜布置在绕组的侧面核心1.版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2006313737A Cylindrical lithium secondary battery 有权
标题翻译：圆柱形锂二次电池
公开(公告)号：JP2006313737A
公开(公告)日：2006-11-16
申请号：JP2006090222
申请日：2006-03-29
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： FUJIKAWA KAZUSATO , SUZUKI GOHEI , INOUE KAORU , SHIMADA MIKIYA
IPC分类号： H01M2/16 , H01M10/0525 , H01M10/0587 , H01M10/36
CPC分类号： H01M10/0525 , H01M2/1673 , H01M10/0587 , H01M10/4235 , Y02T10/7011
摘要： PROBLEM TO BE SOLVED: To provide a cylindrical lithium secondary battery superior in short circuit resistance property, capable of avoiding capacity deterioration due to falling, and superior in balanced performance of battery characteristics. SOLUTION: The cylindrical lithium secondary battery comprises a cylindrical battery can, an electrode group, and a non-aqueous electrolyte. The electrode group has a porous heat resistant layer interposed between the positive electrode and the negative electrode, and a hollow core rod 20 is inserted in the hollow part in the center of the electrode group, the hollow core rod has a slit 20a in longitudinal direction along its total length, and the outer diameter A of the hollow core rod and the width B of the slit satisfies 0.1≤B/A≤0.6. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有优异的短路电阻特性的圆柱形锂二次电池，能够避免由于下降引起的容量劣化，并且电池特性的平衡性能优异。解决方案：圆柱形锂二次电池包括圆柱形电池罐，电极组和非水电解质。电极组具有插入在正极和负极之间的多孔耐热层，中空芯棒20插入电极组的中心的中空部，中空芯棒在纵向方向上具有狭缝20a 沿其总长度，中空芯棒的外径A和狭缝的宽度B满足0.1≤B/A≤0.6。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2005340072A Manufacturing method of positive plate for nonaqueous secondary battery 审中-公开
标题翻译：非正式二次电池正极板的制造方法
公开(公告)号：JP2005340072A
公开(公告)日：2005-12-08
申请号：JP2004159170
申请日：2004-05-28
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KURODA AKIRA , KASHIWAGI KOKUKIYO , FUKUNAGA MASAO , SUZUKI GOHEI , SUMIHARA MASANORI
IPC分类号： H01M10/05 , H01M4/1391 , H01M4/36 , H01M4/62 , H01M4/04 , H01M4/02
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide a positive plate capable of increasing capacity by reducing binding material and thickening agent, expanding life by reducing irregularity of coating weight and improving high temperature keeping properties by reducing conductive material by using an even dispersal effect of electrode plate structuring materials by improving the conductive material, the binding material and the thickening agent which are structuring materials other than an active material contributing to battery capacity and a large capacity nonaqueous secondary battery using the positive plate. SOLUTION: In the electrode panel structured by mixing and dispersing the active material A, the conductive material B, the rubber particle binding material C having acrylate units and the thickening agent D of water soluble polymer in water, the active material A and the conductive material B is moistened with water solution of the thickening agent D as a first mixing and then the binding material C and water are added and mixed. In the above procedure, the binding material C is 0.2 to 1.4 pts.wt. of the active material A and viscosity of 1 wt.% water solution of the thickening agent D is 2.5 to 18Pa s. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够通过减少粘合材料和增稠剂来增加容量的正极板，通过减少涂层重量的不均匀性并延长使用寿命，并通过使用均匀的分散效应减少导电材料来改善高温保持性能通过改善导电材料，粘合材料和增稠剂的电极板结构材料，其是构成不同于有助于电池容量的活性材料的结构材料和使用正极板的大容量非水二次电池。解决方案：在通过混合和分散活性材料A，导电材料B，具有丙烯酸酯单元的橡胶颗粒粘合材料C和水溶性聚合物的增稠剂D在水中的活性材料A和作为第一次混合，用增稠剂D的水溶液润湿导电材料B，然后加入并混合粘结材料C和水。在上述步骤中，粘合材料C为0.2〜1.4重量份。的活性物质A，增稠剂D的1重量％水溶液的粘度为2.5〜18Pa·s。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2005339996A Manufacturing method of positive electrode plate for nonaqueous secondary cell 审中-公开
标题翻译：非电解二次电池正极电极板的制造方法
公开(公告)号：JP2005339996A
公开(公告)日：2005-12-08
申请号：JP2004157418
申请日：2004-05-27
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： SUZUKI GOHEI , KURODA AKIRA , KASHIWAGI KOKUKIYO , FUKUNAGA MASAO , SUMIHARA MASANORI
IPC分类号： H01M4/131 , H01M4/1391 , H01M4/36 , H01M4/62 , H01M4/04
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide an electrode plate for a positive electrode capable of uniformly dispersing electrode plate structuring materials by improving a blend method of a conductive material, a binding material, and a thickener being as structuring materials other than active materials contributing to a cell capacity when a blending quantity of materials other than the above active materails is substantially reduced, and also capable of having less weight variations at coating and having a high capacity. SOLUTION: An electrode plate is structured by kneading and dispersing an active material A, a conductive material B, a rubber particle binding material C having an acrylate unit, and a thickener D of a water soluble polymer with water. After the active material A and the conductive material B are moistened in a solution of the thickener D, and processed in a first-stage kneading, then a binding material C and water are added and kneaded, the binding material C from 0.2 to 1.4 weight parts per 100 weight parts of the active material A. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种能够通过改进导电材料，粘合材料和增稠剂的混合方法作为活性材料以外的结构材料的均匀分散电极板结构材料的正极的电极板当除了上述有效材料以外的材料的混合量显着降低时，有助于电池容量，并且还能够在涂层处具有较小的重量变化并具有高容量。解决方案：电极板通过将具有丙烯酸酯单元的活性材料A，导电材料B，具有丙烯酸酯单元的橡胶颗粒粘合材料C和水溶性聚合物的增稠剂D与水捏合分散而构成。在活性材料A和导电材料B在增稠剂D的溶液中润湿后，在第一阶段捏合中进行处理，然后加入粘合材料C和水并将其混合，粘结材料C为0.2-1.4重量份每100重量份活性物质A的份数。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2006120604A Lithium ion secondary battery 有权
标题翻译：锂离子二次电池
公开(公告)号：JP2006120604A
公开(公告)日：2006-05-11
申请号：JP2005185356
申请日：2005-06-24
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： FUKUMOTO YUSUKE , HAYASHI TETSUYA , FUJITA HIDEAKI , NAGASAKI AKIRA , HATANAKA TAKESHI , SUZUKI GOHEI
IPC分类号： H01M2/16 , H01M2/26 , H01M4/02 , H01M4/13 , H01M4/64 , H01M4/66 , H01M10/05 , H01M10/052 , H01M10/0587
CPC分类号： Y02E60/122
摘要： PROBLEM TO BE SOLVED: To provide a high performance lithium ion secondary battery which can prevent internal short circuit due to overheat efficiently while preventing deterioration of battery characteristics. SOLUTION: The lithium ion secondary battery is equipped with a group of electrodes which have a belt-shape positive electrode, a belt-shape negative electrode, and a separator, and in which the positive electrode and the negative electrode are wound through the separator, and a bottomed can in which the group of electrodes is housed. The positive electrode has a positive electrode current collector and a positive electrode mixture layer carried on the positive electrode current collector, and the negative electrode has a negative electrode current collector and a negative electrode mixture layer carried on the negative electrode current collector. A porous heat resistant layer is partially arranged at least on one side between the separator and the positive electrode mixture layer and between the separator and the negative electrode mixture layer. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种高性能的锂离子二次电池，其可以防止由于过热而导致的内部短路，同时防止电池特性的劣化。解决方案：锂离子二次电池配备有具有带状正极，带状负极和隔膜的一组电极，其中正极和负极缠绕在其中分离器，以及其中容纳有一组电极的有底罐。正极具有在正极集电体上承载的正极集电体和正极合剂层，负极具有负极集电体和承载在负极集电体上的负极混合层。多孔耐热层至少在隔板和正极混合物层之间以及隔板和负极混合物层之间的一侧部分地布置。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2005340074A Manufacturing method of positive electrode plate for nonaqueous secondary cell 审中-公开
标题翻译：非电解二次电池正极电极板的制造方法
公开(公告)号：JP2005340074A
公开(公告)日：2005-12-08
申请号：JP2004159172
申请日：2004-05-28
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： SUZUKI GOHEI , KURODA AKIRA , KASHIWAGI KOKUKIYO , FUKUNAGA MASAO , SUMIHARA MASANORI
IPC分类号： H01M10/05 , H01M4/131 , H01M4/1391 , H01M4/36 , H01M4/62 , H01M4/04 , H01M4/02
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide a positive electrode plate and a high capacity nonaqueous secondary cell capable of having a high capacity by reducing a binding material and a thickener, having a long life by reducing variations of coating weight, and improving overcharge safety by rationalizing a hole volume ratio of a plied timber using a uniform dispersion effect of electrode plate structuring materials by improving a blend method of a conductive material, a binding material, and a thickener as structuring materials other than active materials contributing to a cell capacity. SOLUTION: An electrode plate is structured by kneading and dispersing an active material A, a conductive material B, a rubber particle binding material C having an acrylate unit, and a thickener D of a water soluble polymer with water. After the active material A and the conductive material B are moistened in a solution of the thickener D and a first-stage kneading is processed, then a binding material C and water are added and kneaded, the positive electrode plate is formed so that the binding material C be 0.2 to 1.4 weight parts per 100 weight parts of the active material A, and a hole volume ratio of the plied timber from 18 to 28%. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种能够通过减少粘合材料和增稠剂而具有高容量的正极板和高容量非水电解质电池，通过减少涂层重量的变化而具有长寿命，并且改善过充电通过改进导电材料，粘合材料和增稠剂的共混方法作为电极板结构材料的均匀分散效应来合理化合并木材的安全性，作为除了有助于电池容量的活性材料之外的结构材料。解决方案：电极板通过将具有丙烯酸酯单元的活性材料A，导电材料B，具有丙烯酸酯单元的橡胶颗粒粘合材料C和水溶性聚合物的增稠剂D与水捏合分散而构成。在将活性物质A和导电性材料B在增稠剂D和第一级混合物的溶液中润湿后，加入粘结剂C和水，混合，形成正极板，材料C为每100重量份活性物质A为0.2〜1.4重量份，合成木材的孔体积比为18〜28％。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2005340073A Manufacturing method of positive electrode plate for nonaqueous secondary cell 审中-公开
标题翻译：非电解二次电池正极电极板的制造方法
公开(公告)号：JP2005340073A
公开(公告)日：2005-12-08
申请号：JP2004159171
申请日：2004-05-28
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KASHIWAGI KOKUKIYO , KURODA AKIRA , FUKUNAGA MASAO , SUZUKI GOHEI , SUMIHARA MASANORI
IPC分类号： H01M10/05 , H01M4/1391 , H01M4/36 , H01M4/62 , H01M4/04 , H01M4/02
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide an electrode plate for a positive electrode and a high-capacity nonaqueous secondary cell capable of having a high capacity by reducing a binding material and a thickener, having a long life by reducing variations of coating weight, and improving an overcharge safety by rationalizing an active material surface area using a uniform dispersion effect of electrode plate structuring materials by improving a blend method of a conductive material, a binding material, and a thickener as structuring materials other than active materials contributing to a cell capacity. SOLUTION: An electrode plate is structured by kneading and dispersing an active material A, a conductive material B, a rubber particle binding material C having an acrylate unit, and a thickener D of a water soluble polymer with water. In a process of moistening the active material A and the conductive material B in a solution of the thickener D for a first-stage kneading process, and then adding a binding material C and water to knead, the binding material C is from 0.2 to 1.4 weight parts per 100 weight parts of the active material A, and a specific surface area measured by a BET method of the active material A is from 0.2 to 0.8 m 2 /g. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种正极用电极板和能够通过减少粘合材料和增稠剂而具有高容量的高容量非水电解质电池，通过减少涂层重量的变化而具有长寿命并且通过改进导电材料，粘合材料和增稠剂的共混方法，通过改善导电材料，粘合材料和增稠剂的共混方法，使用均匀的电极板结构材料的分散效果，使活性材料表面积合理化来提高过充电安全性，作为除了有助于电池容量。解决方案：电极板通过将具有丙烯酸酯单元的活性材料A，导电材料B，具有丙烯酸酯单元的橡胶颗粒粘合材料C和水溶性聚合物的增稠剂D与水捏合分散而构成。在将第一阶段混炼工序的增稠剂D的溶液中润湿活性物质A和导电材料B的工序中，然后加入粘结材料C和水进行混炼，结合材料C为0.2〜1.4 每100重量份活性物质A的重量份数和活性物质A的BET法测定的比表面积为0.2〜0.8微米/秒/克。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2005332743A Manufacturing method of positive electrode plate for non-aqueous secondary battery 审中-公开
标题翻译：非水性二次电池正极电极板的制造方法
公开(公告)号：JP2005332743A
公开(公告)日：2005-12-02
申请号：JP2004151574
申请日：2004-05-21
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： SUMIHARA MASANORI , KURODA AKIRA , KASHIWAGI KOKUKIYO , FUKUNAGA MASAO , SUZUKI GOHEI
IPC分类号： H01M10/05 , H01M4/1391 , H01M4/62 , H01M4/04 , H01M4/02 , H01M10/40
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide a high density positive electrode in which reduction of the amount of a binder and a thickening agent is made possible and weight variations in application is small because electrode plate constituting materials can be dispersed uniformly by improving a combination method of a conductive material, the binder, and the thickening agent which are constituting materials except an active material to contribute to increasing battery capacity. SOLUTION: In the electrode plate constituted because the active material A, the conductive material B, a rubber particle binder C having an acrylate unit, and the thickening agent D of a water soluble polymer are blended and dispersed by water, the active material A and the conductive material B are humidified by an aqueous solution of the thickening agent D, and after a primary mixing and kneading, a binder C and water are added. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种高密度正电极，其中可以减少粘合剂和增稠剂的量，并且由于电极板构成材料可以均匀地分散而改善涂层，因此施加的重量变化很小导电材料，粘合剂和增稠剂的组合方法，除了活性材料之外构成材料以有助于提高电池容量。解决方案：在由活性材料A，导电材料B，具有丙烯酸酯单元的橡胶颗粒粘合剂C和水溶性聚合物的增稠剂D由水共混和分散而构成的电极板中，活性物质材料A和导电材料B被增稠剂D的水溶液加湿，并且在初次混合和捏合之后，加入粘合剂C和水。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2005174790A Lithium ion secondary battery and its constituting method 有权
标题翻译：锂离子二次电池及其构成方法
公开(公告)号：JP2005174790A
公开(公告)日：2005-06-30
申请号：JP2003414482
申请日：2003-12-12
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OHATA TSUMORU , FUJINO AKIKO , IKUTA SHIGEO , HAYASHI TETSUYA , SUZUKI GOHEI
IPC分类号： H01M4/13 , H01M4/139 , H01M10/05 , H01M10/052 , H01M10/0525 , H01M10/0587 , H01M10/40 , H01M4/02
CPC分类号： Y02E60/122
摘要： PROBLEM TO BE SOLVED: To provide a lithium ion secondary battery reducing the generation of stress in winding of an electrode group by installing a porous membrane layer in an electrode, and protecting the breakage caused by stress, and to provide the constituting method of the lithium ion secondary battery.
SOLUTION: The lithium ion secondary battery has the porous membrane layer 3 comprising fillers and a binder in at least one of a positive electrode 4 and a negative electrode 2, and an electrode group formed by winding the positive electrode and the negative electrode through a separator or no separator. An end part on the winding core side of the positive electrode or the negative electrode is made in a tapered shape.
COPYRIGHT: (C)2005,JPO&NCIPI

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