リチウム一次電池およびその製造方法
    14.
    发明专利
    リチウム一次電池およびその製造方法 审中-公开
    锂电池及其制造方法

    公开(公告)号:JP2015008035A

    公开(公告)日:2015-01-15

    申请号:JP2011238354

    申请日:2011-10-31

    发明人: SANO YOKO

    摘要: 【課題】放電に伴う電極の表面や体積の変化が大きなリチウム一次電池において、高容量密度で放電末期まで安定に放電できるようにすることを目的とする。【解決手段】金属リチウムを活物質とする負極と、正極と、正極と負極の間に配するセパレータと、非水電解液とを備えるリチウム一次電池であって、セパレータは、エレクトロスピニングにより構成されたナノファイバーを含む多孔質繊維層であることを特徴とするリチウム一次電池。【選択図】図1

    摘要翻译: 要解决的问题:在具有大的电极表面和体积变化大的锂一次电池中,以高容量的密度稳定地进行放电结束放电。解决方案公开了一种锂一次电池,其包括: 使用金属锂作为活性物质的负极; 正极; 设置在所述正极和所述负极之间的隔膜; 和非水电解质。 隔膜是由静电纺丝构成的含有纳米纤维的多孔纤维层。

    Storage element electrode plate and storage element using the same
    17.
    发明专利
    Storage element electrode plate and storage element using the same 审中-公开
    存储元件电极板和使用相同的存储元件

    公开(公告)号:JP2013114867A

    公开(公告)日:2013-06-10

    申请号:JP2011259364

    申请日:2011-11-28

    CPC分类号: Y02E60/122

    摘要: PROBLEM TO BE SOLVED: To provide a storage element electrode plate which allows for optimization of the lamination state by limiting extension of a collector bearing an active material layer.SOLUTION: A storage element electrode plate in which a collector is bearing an active material, and a storage element using the same are provided. The storage element electrode plate is produced by pressing an active material layer formed on the surface of a collector, and the active material particles composing the active material layer are single dispersion type where there is a single peak of maximum frequency in the particle size distribution, the peak value is 10 μm or less, and the maximum particle size is 70 μm or less.

    摘要翻译: 要解决的问题:提供一种存储元件电极板,其通过限制带有活性材料层的集电体的延伸来优化层压状态。 解决方案:提供一种存储元件电极板,其中集电体带有活性材料,并且提供使用其的存储元件。 存储元件电极板通过压制形成在集电体的表面上的活性物质层而制成,构成活性物质层的活性物质粒子是单分散型,在粒度分布中存在最大频率的单峰, 峰值为10μm以下,最大粒径为70μm以下。 版权所有(C)2013,JPO&INPIT

    Method for manufacturing electrode for storage element and storage element
    18.
    发明专利
    Method for manufacturing electrode for storage element and storage element 审中-公开
    用于存储元件和存储元件的电极制造方法

    公开(公告)号:JP2013098085A

    公开(公告)日:2013-05-20

    申请号:JP2011241381

    申请日:2011-11-02

    发明人: YAMADA RYOJI

    CPC分类号: Y02E60/13

    摘要: PROBLEM TO BE SOLVED: To provide a method for manufacturing an electrode for a storage element capable of manufacturing an electrode for a storage element for giving a storage element having sufficiently large charge discharge capacity even at a high charge discharge rate, and a storage element.SOLUTION: The method for manufacturing an electrode for a storage element has a process or the like for mixing an electrode active material with a dispersion liquid of a fibrous carbonaceous material to acquire a coating liquid for electrode composite layer formation, and uses two or more kinds of different mean fiber lengths as the fibrous carbonaceous material. A material having the shortest mean fiber length among the two or more kinds of fibrous carbonaceous materials is a fibrous carbonaceous material (A) of a mean fiber length: 0.1 to 20 μm, a mean fiber diameter: 2 to 20 nm, and an aspect ratio: 4 to 2000, the material having the longest mean fiber length is a fibrous carbonaceous material (B) of a mean fiber length: 5 μm or more, a mean fiber diameter: 2 to 25 nm, and an aspect ratio: 400 or more, and the ratio (L/L) of the mean fiber length Lof (A) to the mean fiber length Lof (B) is 0.7 or less.

    摘要翻译: 解决方案:提供一种制造用于存储元件的电极的方法,所述存储元件的电极能够制造用于为具有足够大的充电放电容量的存储元件提供用于存储元件的电极,即使在高充电放电率下, 存储元件 解决方案:用于制造用于存储元件的电极的方法具有用于将电极活性材料与纤维状碳质材料的分散液混合以获得用于电极复合层形成的涂布液的方法,并且使用两个 或更多种不同的平均纤维长度作为纤维状含碳材料。 两种或更多种纤维状碳质材料中的平均纤维长度最短的材料是平均纤维长度为0.1〜20μm,平均纤维直径为2〜20nm的纤维质碳质材料(A) 比例为4〜2000,平均纤维长度最长的材料是平均纤维长度为5μm以上,平均纤维直径为2〜25nm,长宽比为400以下的纤维状碳质材料(B) 平均光纤长度L 的比例(L A / L B ) (A)与(B)的平均纤维长度L B 的A 为0.7以下。 版权所有(C)2013,JPO&INPIT

    Apparatus of manufacturing electrode plate and method of manufacturing battery
    19.
    发明专利
    Apparatus of manufacturing electrode plate and method of manufacturing battery 有权
    制造电极板的装置和制造电池的方法

    公开(公告)号:JP2012119095A

    公开(公告)日:2012-06-21

    申请号:JP2010265585

    申请日:2010-11-29

    发明人: UCHIDA YOZO

    CPC分类号: Y02P70/54

    摘要: PROBLEM TO BE SOLVED: To provide an apparatus of manufacturing an electrode plate capable of manufacturing an electrode plate in which a coating layer has a high peel strength, and to provide a method of manufacturing a battery.SOLUTION: An apparatus 1000 of manufacturing an electrode plate has an unwinding section 1100, a coating section 1200, a drying furnace 1300, and a winding section 1400. The coating section 1200 has a gravure coating apparatus 1210 and a die coating apparatus 1250. The gravure coating apparatus 1210 is disposed at a position in the upstream of a place where the die coating apparatus 1250 is disposed in the conveyance path of an electrode core material. The gravure coating apparatus 1210 has a gravure roll 1211. A large number of non-through holes 1211a are formed in the surface of the gravure roll 1211. The non-through holes 1211a are formed by electrolytic etching.

    摘要翻译: 解决的问题:提供一种制造能够制造其中具有高剥离强度的涂层的电极板的电极板的设备,并提供一种制造电池的方法。 解决方案:制造电极板的装置1000具有退绕部1100,涂布部1200,干燥炉1300和卷绕部1400.涂布部1200具有凹版涂布装置1210和模涂装置 凹版涂布装置1210设置在模具涂布装置1250设置在电极芯材的输送路径中的位置的上游的位置。 凹版涂布设备1210具有凹版辊1211.在凹版辊1211的表面中形成有大量非通孔1211a。非通孔1211a通过电解蚀刻形成。 版权所有(C)2012,JPO&INPIT