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1. 发明专利

JP2006024550A Positive electrode plate for non-aqueous secondary battery and method for manufacturing the same 有权
标题翻译：用于非水性二次电池的正极电极板及其制造方法
公开(公告)号：JP2006024550A
公开(公告)日：2006-01-26
申请号：JP2005084446
申请日：2005-03-23
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： FUKUNAGA MASAO , SUZUKI GOHEI , KASHIWAGI KOKUKIYO , KURODA AKIRA , INATOMI YASUHIRO , SUMIHARA MASANORI
IPC分类号： H01M4/04 , H01M4/02 , H01M4/131 , H01M4/1391 , H01M4/1393 , H01M4/587 , H01M4/62 , H01M4/64 , H01M10/05
CPC分类号： Y02E60/122
摘要： PROBLEM TO BE SOLVED: To provide a non-aqueous secondary battery excellent in cycle life with little variation in battery capacity. SOLUTION: A method for manufacturing a positive electrode plate for a non-aqueous secondary battery comprises: a step (a) for preparing a coating mixture comprising an active material A, an electrical conductive material B, a mixture containing a binding material C and a thickener D, and a liquid component E for dissolving the thickener D, wherein the electrical conductive material B comprises at least a carbon material, the thickener comprises at least a water soluble polymer, and the liquid component E comprises at least water; a step (b) for applying the coating mixture on a current collector, wherein the step (a) includes a primary mixing step for obtaining a primary mixture by mixing a composition containing the active material A, the electrical conductive material, the powder thickener D, and the liquid component E, and a secondary mixing step for obtaining a secondary mixture by mixing the primary mixture with the binding material C and an additional liquid component. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供循环寿命优异的电池容量变化小的非水二次电池。解决方案：一种用于制造非水二次电池用正极板的方法包括：制备涂覆混合物的步骤（a），其包括活性材料A，导电材料B，含有粘合材料的混合物 C和增稠剂D以及用于溶解增稠剂D的液体组分E，其中导电材料B至少包含一种碳材料，该增稠剂至少包含一种水溶性聚合物，液体组分E至少包含水; 步骤（b），用于将涂料混合物施加到集电器上，其中步骤（a）包括主混合步骤，用于通过混合含有活性材料A，导电材料，粉末增稠剂D的组合物获得初级混合物和液体组分E，以及二次混合步骤，用于通过将初级混合物与粘合材料C和另外的液体组分混合来获得二次混合物。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2005267997A Manufacturing method of electrode plate for nonaqueous electrolyte battery 审中-公开
标题翻译：非电解电池电极板的制造方法
公开(公告)号：JP2005267997A
公开(公告)日：2005-09-29
申请号：JP2004077472
申请日：2004-03-18
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KURODA AKIRA , SUMIHARA MASANORI
IPC分类号： H01M4/139 , H01M10/0587 , H01M4/04 , H01M4/02
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of a non-aqueous electrolyte battery which is unlikely to have winding shifting and lamination shifting, at the constructing of an electrode group, while eliminating the problem of winding shifting and lamination shifting as that becomes the cause of short circuiting between the positive electrode and negative electrode, and also the work of removing the electrode group having winding shifting causing a significant reduction in productivity.
SOLUTION: The manufacturing method includes a process of freezing and drying the electrode plate in a winding state, in the manufacture of the electrode plate for non-aqueous electrolyte battery.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供在电极组的构造时不可能进行卷绕移位和层叠移位的非水电解质电池的制造方法，同时消除了将换档和层压移动的问题作为这成为正极和负极之间短路的原因，以及除去具有卷绕移动的电极组的工作导致生产率的显着降低。解决方案：制造非水电解质电池用电极板时，制造方法包括在卷绕状态下冷冻干燥电极板的工序。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2006107896A Manufacturing method of electrode plate for negative electrode of nonaqueous secondary battery 有权
标题翻译：非正常电池负极电极板的制造方法
公开(公告)号：JP2006107896A
公开(公告)日：2006-04-20
申请号：JP2004292227
申请日：2004-10-05
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KASHIWAGI KOKUKIYO , INATOMI YASUHIRO , KURODA AKIRA , MATSUYAMA HIROSHI
IPC分类号： H01M4/04 , H01M4/02 , H01M4/1393 , H01M4/587 , H01M4/62 , H01M10/05
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide an electrode plate for a negative electrode causing little weight dispersion in applying paste thereto by manufacturing highly-dispersed and stable paste; and to provide a nonaqueous secondary battery showing an excellent life characteristic by composing the battery using the electrode plate for a negative electrode. SOLUTION: The content of iron in graphite of an active material in this application is below 500 ppm. A kneading process of paste for forming a negative electrode coating comprises at least three processes such as an initial kneading process for adding thickener powder to the graphite and kneading them with a dispersion medium, a diluting/kneading process for diluting and kneading the kneaded substance obtained in the initial kneading process with the dispersion medium, and a finishing kneading process for adding a binding material to the kneaded substance obtained in the diluting/kneading process to manufacture the paste by kneading them; and is characterized by that shearing force of the kneading in the initial kneading process is 2.5 times or more as much as those in the diluting/kneading process and the finishing kneading process. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过制造高分散稳定的浆料，提供一种负极用电极板，其中施加糊剂的重量分散很小; 并且通过使用用于负极的电极板构成电池来提供显示出优异寿命特性的非水二次电池。解决方案：本申请中活性物质的石墨中铁的含量低于500ppm。用于形成负极涂层的糊料的捏合方法包括至少三种方法，例如用于向石墨中加入增稠剂粉末并用分散介质捏合的初始捏合方法，用于稀释和捏合所获得的捏合物的稀释/捏合方法在与分散介质的初始捏合过程中，以及用于在稀释/捏合过程中获得的捏合物中加入粘结材料以通过捏合来制备糊料的精加工捏合工艺; 其特征在于，初始混炼工序中的混炼的剪切力是稀释/捏合工序和精整混炼工序的2.5倍以上。版权所有（C）2006，JPO＆NCIPI

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

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

7. 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

8. 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

9. 发明专利

JP2006092760A Method of manufacturing negative electrode plate for nonaqueous secondary battery 审中-公开
标题翻译：制造负极电极板用于非二次电池的方法
公开(公告)号：JP2006092760A
公开(公告)日：2006-04-06
申请号：JP2004272845
申请日：2004-09-21
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： INATOMI YASUHIRO , KURODA AKIRA , YAMAMOTO NORIHIRO , KASHIWAGI KOKUKIYO
IPC分类号： H01M4/62 , H01M4/133 , H01M4/1393 , H01M4/587 , H01M10/05
CPC分类号： Y02P70/54
摘要： PROBLEM TO BE SOLVED: To provide a negative electrode plate having little variation in weight when a paste is applied thereto by making the paste to have high dispersion and stability, thus, provide a nonaqueous secondary battery having good life time property by forming the battery using this negative electrode plate. SOLUTION: A graphite as active material contains iron of not more than 500 ppm. A kneading step of slurry for forming a negative electrode coating film includes at least the following three steps; a first kneading step of kneading aqueous solution of thickener after the graphite is added thereto; a diluting and kneading step of kneading and diluting the kneaded material made in the first kneading step with the aqueous solution of thickener; and a finishing kneading step of adding a binder to the kneaded material made in the diluting and kneading step and kneading the resultant material to make a paste, whereby shearing force of kneading in the first kneading step is stronger than that in the diluting and kneading step and the finishing kneading step. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种通过使糊剂具有高分散性和稳定性而施加糊剂时重量变化小的负极板，从而通过形成具有良好寿命特性的非水二次电池使用该负极板的电池。
解决方案：作为活性物质的石墨含有不大于500ppm的铁。用于形成负极涂膜的浆料的捏合步骤至少包括以下三个步骤：在添加石墨之后捏合增稠剂水溶液的第一捏合步骤; 将第一捏合步骤中制成的捏合材料与增稠剂水溶液进行捏和稀释的稀释和捏合步骤; 以及将稀释和捏合步骤中制成的捏和材料粘合剂加入并捏合所得材料以制成糊料的精整捏合步骤，由此在第一捏合步骤中的捏合剪切力比稀释和捏合步骤中的剪切力强和精整捏合步骤。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2005340071A 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：JP2005340071A
公开(公告)日：2005-12-08
申请号：JP2004159169
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： FUKUNAGA MASAO , KURODA AKIRA , KASHIWAGI KOKUKIYO , SUZUKI GOHEI , 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 plate capable of increasing capacity by reducing binding material and thickening agent, extending 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 a mixing method of 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 with 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 the conductive material B is 1.0 to 2.5 pts.wt. of the active material A. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过减少粘结材料和增稠剂来提供能够增加容量的正极板，通过减少涂层重量的不均匀性延长使用寿命，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电极板结构材料，通过改善导电材料，粘结材料和增稠剂的混合方法，所述导电材料，结合材料和增稠剂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与水的活性材料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和导电材料B为1.0〜2.5重量份。的活性物质A.版权所有（C）2006，JPO＆NCIPI

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