電極シートの検査方法
    1.
    发明专利
    電極シートの検査方法 审中-公开
    电极片检查方法

    公开(公告)号:JP2015035360A

    公开(公告)日:2015-02-19

    申请号:JP2013166187

    申请日:2013-08-09

    Inventor: KONO TAKASHI

    CPC classification number: Y02P70/54

    Abstract: 【課題】電極シートの検査において、レーザ照射による異物を効率よく回収する。【解決手段】電極シートに第1のレーザ照射を行うことにより、電極シートの欠点の位置を識別するための孔を電極シートに形成し、前記孔形成によって発生した異物を吸引によって除去する、電極シートの検査方法である。この電極シートの検査方法は、前記第1のレーザ照射の前記電極シート上の照射位置の周囲に対して第2のレーザ照射を行うことにより、前記孔形成によって発生した異物をヒューム化する。【選択図】図3

    Abstract translation: 要解决的问题:有效地回收激光照射引起的异物,在电极片的检查中。解决方案:在电极片的检查方法中,用于识别电极片中的缺陷位置的孔是无孔的 通过进行第一次激光照射,然后通过抽吸除去由镗孔产生的异物。 在电极片的检查方法中,通过在第一激光照射的电极片上的照射位置周围进行第二激光照射来对通过镗孔产生的异物进行热处理。

    Nonaqueous electrolyte secondary battery manufacturing method and nonaqueous electrolyte secondary battery
    2.
    发明专利
    Nonaqueous electrolyte secondary battery manufacturing method and nonaqueous electrolyte secondary battery 有权
    非电解电解质二次电池制造方法和非电解电解质二次电池

    公开(公告)号:JP2014011075A

    公开(公告)日:2014-01-20

    申请号:JP2012147901

    申请日:2012-06-29

    CPC classification number: H01M4/04 H01M4/1393 H01M4/62 Y02E60/122 Y02P70/54

    Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery manufacturing method which, while using a highly viscous CMC in an anode, is able to secure peel strength in order to manufacture a nonaqueous electrolyte secondary battery such as a lithium ion battery having excellent output characteristic and cycle characteristic, and a nonaqueous electrolyte secondary battery manufactured by this manufacturing method.SOLUTION: The manufacturing method includes a step in which a first kneaded body 5 is produced by kneading an anode active material (graphite 2), CMC 3 and water 4 with stiff consistency and further water 4 is added for dilution to the first kneaded body 5 to produce an anode paste 1 necessary to manufacture an anode. In the step of producing the anode paste 1, the amount of oil absorbed by the anode active material (graphite 2) is maintained in the range of 50 ml/100 mg to 62 ml/100 mg inclusive, and the viscosity of the CMC 3 is maintained in the range of 6000 mPa s to 8000 mPa s inclusive in 1% aqueous solution viscosity.

    Abstract translation: 要解决的问题:提供一种非水电解质二次电池制造方法,其在阳极中使用高粘度的CMC时能够确保剥离强度,以制造具有优异输出的锂离子电池等非水电解质二次电池 特征和循环特性以及通过该制造方法制造的非水电解质二次电池。制造方法包括以下步骤:通过捏合阳极活性物质(石墨2),CMC 3和水4来制备第一捏合体5 具有刚性稠度,另外加入水4用于稀释到第一捏合体5以产生制造阳极所需的阳极浆料1。 在制造阳极浆料1的步骤中,由负极活性物质(石墨2)吸收的油的量保持在50ml / 100mg〜62ml / 100mg的范围内,CMC 3的粘度 在1%水溶液粘度下保持在6000mPa·s至8000mPa·s的范围内。

    Mixing and dispersing device
    3.
    发明专利
    Mixing and dispersing device 审中-公开
    混合和分散装置

    公开(公告)号:JP2013132572A

    公开(公告)日:2013-07-08

    申请号:JP2011283053

    申请日:2011-12-26

    Abstract: PROBLEM TO BE SOLVED: To provide a mixing and dispersing device having higher dispersing ability.SOLUTION: The mixing and dispersing device includes: a rotary blade 130 before mixing and a rotary blade 150 after mixing. The rotary blade 130 before mixing is rotatably arranged at a region E1 on a flowable material side, sends a flowable material sucked from an inner side in a radial direction to a first stage mixing region E3 at an outer side in a radial direction of a partitioning plate 120, and guides a powder material at a region E2 on a powder side to the first stage mixing region E3. The rotary blade 150 after mixing is arranged at a second stage mixing region E4 which is on the downstream side of the first stage mixing region E3 and is different in an axial direction to the first stage mixing region E3 and disperses a mixed material of the flowable material and the powder material distributed to the second stage mixing region E4 from the first stage mixing region E3 and sends it to a discharge port 113 at an outer side in a radial direction.

    Abstract translation: 要解决的问题:提供具有较高分散能力的混合分散装置。解决方案:混合和分散装置包括:混合前的旋转叶片130和混合后的旋转叶片150。 在混合前的旋转叶片130可旋转地布置在可流动材料侧的区域E1处,将从径向内侧吸入的可流动材料沿划分的径向方向的外侧向第一阶段混合区域E3发送 将粉末侧的区域E2的粉末材料引导到第一阶段混合区域E3。 混合后的旋转叶片150配置在第一阶段混合区域E3的下游侧的第二阶段混合区域E4,并且在轴向上与第一阶段混合区域E3不同,并且分散可流动的 材料和从第一级混合区域E3分配到第二级混合区域E4的粉末材料,并将其发送到径向外侧的排出口113。

    Manufacturing method of positive electrode for lithium ion secondary battery
    4.
    发明专利
    Manufacturing method of positive electrode for lithium ion secondary battery 有权
    用于锂离子二次电池的正极的制造方法

    公开(公告)号:JP2013037774A

    公开(公告)日:2013-02-21

    申请号:JP2011170360

    申请日:2011-08-03

    CPC classification number: Y02P70/54

    Abstract: PROBLEM TO BE SOLVED: To provide a positive electrode for lithium ion secondary battery exhibiting excellent durability by producing an appropriate amount of lithium carbonate on the surface of a positive electrode active material thereby preventing deterioration thereof.SOLUTION: The manufacturing method of an electrode for a secondary battery includes a step S10 for preparing a pasty composition by dispersing a positive electrode active material, a conductive material and a binder into an organic solvent in an atmosphere where the dew-point temperature is -10°C or higher and 7°C or lower, the dry-bulb temperature is 20°C or higher and 30°C or lower, and the relative humidity is 5% or more and 45% or less, and a step S20 for forming a positive electrode mixture layer by coating the surface of a positive electrode collector with the composition.

    Abstract translation: 解决的问题:通过在正极活性物质的表面上制造适量的碳酸锂来提供具有优异耐久性的锂离子二次电池用正极,防止其劣化。 解决方案:二次电池用电极的制造方法包括:步骤S10,用于通过将正极活性物质,导电材料和粘合剂分散在有机溶剂中,在露点 温度为-10℃以上且7℃以下,干球温度为20℃以上且30℃以下,相对湿度为5%以上45%以下, 步骤S20,用于通过用该组合物涂覆正极集电体的表面来形成正极合剂层。 版权所有(C)2013,JPO&INPIT

    Method of manufacturing lithium ion secondary battery
    5.
    发明专利
    Method of manufacturing lithium ion secondary battery 审中-公开
    制造锂离子二次电池的方法

    公开(公告)号:JP2012009227A

    公开(公告)日:2012-01-12

    申请号:JP2010143010

    申请日:2010-06-23

    CPC classification number: Y02P70/54

    Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a lithium ion secondary battery in which dispersion of carbon particles is enhanced in paste for forming positive electrode active material layer, and the amount of organic solvent used in the manufacturing process can be reduced.SOLUTION: The method of manufacturing a lithium ion secondary battery having a positive electrode containing at least a positive electrode active material and a conductive material includes a step for preparing carbon particles as a conductive material and a conductive material dispersion body produced by dispersing a dispersion material into a first solvent, a step for performing wet pulverization of the dispersion body, a step for producing a processed conductive material by evaporating at least a part of the first solvent contained in the processed dispersion body, and a step for preparing a paste for forming a positive electrode active material layer by dispersing at least the processed conductive material, positive electrode active material, and a binding material into a second solvent. A positive electrode obtained by this manufacturing method is used.

    Abstract translation: 解决问题的方法:提供一种制造锂离子二次电池的方法,其中用于形成正极活性物质层的糊料中的碳颗粒的分散性得到增强,并且制造过程中使用的有机溶剂的量可以是 降低。 解决方案:制造具有至少包含正极活性物质和导电材料的正极的锂离子二次电池的制造方法包括制备作为导电材料的碳粒子的步骤和通过分散体制造的导电材料分散体 向第一溶剂中分散材料,对分散体进行湿式粉碎的步骤,通过蒸发加工的分散体中所含的第一溶剂的至少一部分来生产经处理的导电材料的步骤,以及制备 通过将至少加工的导电材料,正极活性材料和粘合材料分散在第二溶剂中来形成正极活性物质层的糊料。 使用通过该制造方法得到的正极。 版权所有(C)2012,JPO&INPIT

    電極ペーストの製造方法及び製造装置
    7.
    发明专利
    電極ペーストの製造方法及び製造装置 有权
    电极浆料的生产方法和生产设备

    公开(公告)号:JP2015060704A

    公开(公告)日:2015-03-30

    申请号:JP2013193329

    申请日:2013-09-18

    Inventor: KONO TAKASHI

    CPC classification number: Y02P70/54

    Abstract: 【課題】良好な電池性能を発揮させることができる電極ペーストの製造方法及び製造装置を提供する。【解決手段】本発明の一形態に係る電極ペーストの製造装置1は、多軸混練機を用いて電極ペーストを製造する方法であって、活物質を含む粉体と第1の溶媒とを多軸混練機に略同時に投入して、粉体と第1の溶媒とを混練する工程を備え、粉体の落下投入速度をA(g/sec)、能力比をB、粉体の緩み嵩密度をC(g/cc)、多軸混練機の空間容積をD(cc)、多軸混練機のスクリュー部の単位長さ当たりの螺旋周回数(回転)をE、多軸混練機の回転軸の単位時間当たりの回転数をF(回転/sec)とした場合、以下の で導き出される能力比Bを1/8以下とする。 A?(C?D?F?E)=B【選択図】図4

    Abstract translation: 要解决的问题:提供可以显示出优异的电池性能的电极糊的制造方法和制造装置。解决方案:在电极糊的制造装置1中使用多轴捏合机制造电极糊的方法包括: 基本上同时向多轴捏合机中加入含有活性物质和第一溶剂的粉末的步骤,并捏合粉末和第一溶剂。 当粉末的滴加速度为A(g / sec)时,容量比为B,粉末的松散体积密度为C(g / cc),多轴捏合机的空间体积为D(cc ),多轴捏合机的螺杆的单位长度的螺旋圈(旋转)为E,多轴捏合机的转轴的转数为F(转/秒),容量比B 根据以下<公式1>得到的值为1/8以下。&lt;公式1&gt; A÷(C×D×F÷E)= B。

    Dispersing device
    8.
    发明专利
    Dispersing device 有权
    分散设备

    公开(公告)号:JP2013132574A

    公开(公告)日:2013-07-08

    申请号:JP2011283055

    申请日:2011-12-26

    CPC classification number: B01F3/1221 B01F7/00766 B01F7/00808

    Abstract: PROBLEM TO BE SOLVED: To provide a dispersing device capable of securely applying coating to a convex tooth.SOLUTION: Marginal surfaces in a circumferential direction of first convex teeth 152, 153 of a first annular dispersing member 150 are obliquely formed so that a gap width is widen from a tooth root side toward a tooth edge side of the circumferentially adjacent first convex teeth 152, 153 over an entire length in a protruding direction. In addition, marginal surfaces in a circumferential direction of second convex teeth 161, 162 of a second annular dispersing member 160 are obliquely formed so that a gap width is widen from a tooth root side toward a tooth edge side of the circumferentially adjacent second convex teeth 161, 162 over an entire length in a protruding direction.

    Abstract translation: 要解决的问题:提供一种能够将涂层可靠地施加到凸齿上的分散装置。解决方案:第一环形分散构件150的第一凸齿152,153的圆周方向上的边缘表面被倾斜地形成,使得间隙宽度 在突出方向上的整个长度上从齿根侧向周向相邻的第一凸齿152,153的齿缘侧变宽。 此外,第二环状分散构件160的第二凸形齿161,162的圆周方向上的边缘表面倾斜地形成,使得间隙宽度从周向相邻的第二凸出齿的齿根侧向齿边侧加宽 161,162在突出方向上的整个长度上。

    Rotation type kneading apparatus
    9.
    发明专利
    Rotation type kneading apparatus 审中-公开
    旋转式打字机

    公开(公告)号:JP2013111488A

    公开(公告)日:2013-06-10

    申请号:JP2011256819

    申请日:2011-11-24

    CPC classification number: Y02P70/54

    Abstract: PROBLEM TO BE SOLVED: To provide a rotation type kneading apparatus which has improved durability.SOLUTION: The rotation type kneading apparatus is configured in such a way that a rotary blade 58 is provided at a lower part of a rotary shaft 22 extending in a vertical direction and an upper side of the rotary shaft 22 is a driving side. At a middle part of the rotary shaft 22, contact type seals 82 are arranged and an air supply passage 66 for supplying air to an air reservoir 64 formed between the rotary blade 58 and the contact type seal 82 is formed. Further, a centrifugal blade 65 is provided on the rotary shaft 22 between the contact type seals 82 and the rotary blade 58.

    Abstract translation: 要解决的问题:提供一种具有改善的耐久性的旋转式捏合装置。 解决方案:旋转式捏合装置被构造成使得旋转刀片58设置在沿垂直方向延伸的旋转轴22的下部,并且旋转轴22的上侧是驱动侧 。 在旋转轴22的中部设置有接触式密封件82,并且形成用于向形成在旋转刀片58和接触型密封件82之间的空气存储器64供给空气的空气供给通道66。 此外,离合器叶片65设置在接触型密封件82和旋转刀片58之间的旋转轴22上。版权所有:(C)2013,JPO&INPIT

    Exhaust device
    10.
    发明专利
    Exhaust device 审中-公开
    排气装置

    公开(公告)号:JP2011132881A

    公开(公告)日:2011-07-07

    申请号:JP2009292722

    申请日:2009-12-24

    Abstract: PROBLEM TO BE SOLVED: To provide an exhaust device which can effectively drain water in an exhaust gas passage to the outside while suppressing the generation of abnormal noise. SOLUTION: The exhaust device 1 which exhausts exhaust gas of an engine includes: an exhaust passage component 11 which composes at least a part of the exhaust passage, and in which drain holes 12 to drain the water in the exhaust passage to the outside are provided at a lower part of the exhaust passage; and a sealing member 13 which relatively moves by the difference of thermal expansion between the exhaust passage component 11 and the sealing member to open the drain holes 12 in a cold state and to close the drain holes 12 in a warm state. COPYRIGHT: (C)2011,JPO&INPIT

    Abstract translation: 要解决的问题:提供一种能够有效地将排气通道中的水排出到外部,同时抑制异常噪声的产生的排气装置。 解决方案:排放发动机废气的排气装置1包括:排气通道部件11,其构成排气通道的至少一部分,排气孔12排出排气通道中的水, 外部设置在排气通道的下部; 以及密封构件13,其通过排气通道组件11和密封构件之间的热膨胀差相对移动,以在冷态下打开排水孔12,并且在暖态下关闭排水孔12。 版权所有(C)2011,JPO&INPIT

Patent Agency Ranking