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    CARBONACEOUS MATERIAL FOR ANODE OF NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD FOR MANUFACTURING THE SAME
    1.
    发明申请
    CARBONACEOUS MATERIAL FOR ANODE OF NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD FOR MANUFACTURING THE SAME 审中-公开
    非水电解质二次电池阳极用碳材料及其制造方法

    公开(公告)号：US20150188137A1

    公开(公告)日：2015-07-02

    申请号：US14420385

    申请日：2013-08-30

    申请人： Kureha Corporation ,  Kureha Battery Materials Japan Co., Ltd.

    发明人： Mayu Komatsu ,  Yasushi Ebihara ,  Takashi Wakahoi ,  Yasuhiro Tada ,  Naohiro Sonobe ,  Mao Suzuki ,  Kayoko Okada ,  Akitoshi Hatamochi ,  Makoto Imaji ,  Yasufumi Ikeyama ,  Shota Kobayashi

    IPC分类号： H01M4/587 ,  B01D11/02 ,  C01B31/02 ,  H01M4/133 ,  H01M4/62

    CPC分类号： H01M4/587 ,  B01D11/02 ,  C01B32/05 ,  H01M4/622 ,  H01M10/0525 ,  H01M10/0567 ,  H01M2220/20 ,  H01M2300/0025 ,  Y02E60/122 ,  Y02P70/54 ,  Y02T10/7011

    摘要： The object of the present invention is to provide a carbonaceous material for an anode of a nonaqueous electrolyte secondary battery which uses a plant-derived organic material as a raw material, has high purity so that alkali metals such as the potassium element and alkali earth metals such as the calcium element are sufficiently removed by de-mineral treatment, and has excellent discharge capacity and efficiency, a novel manufacturing method capable of efficiently mass-producing the carbonaceous material, and a lithium ion secondary battery using the carbonaceous material.The problem described above can be solved by a carbonaceous material for an anode of a nonaqueous electrolyte secondary battery obtained by carbonizing a plant-derived organic material, the atom ratio (H/C) of hydrogen atoms and carbon atoms according to elemental analysis being at most 0.1, the average particle size Dv50 being from 2 to 50 μm, the average interlayer spacing of the 002 planes determined by powder X-ray diffraction being from 0.365 nm to 0.400 nm, the potassium element content being at most 0.5 mass %, and the calcium element content being at most 0.02 mass %.

    摘要翻译： 本发明的目的是提供一种以植物来源的有机材料为原料的非水电解质二次电池的负极用碳质材料，其纯度高，使得碱金属如钾元素和碱土金属 例如通过脱矿石处理充分除去钙元素，并且具有优异的排出能力和效率，能够有效地大量生产碳质材料的新型制造方法和使用该碳质材料的锂离子二次电池。 上述问题可以通过将植物来源的有机材料碳化获得的非水电解质二次电池的阳极用碳质材料，根据元素分析的氢原子和碳原子的原子比（H / C）为 平均粒径Dv50为2〜50μm，通过粉末X射线衍射测定的002平面的平均层间距离为0.365nm〜0.400nm，钾元素含量为0.5质量％以下， 钙元素含量为0.02质量％以下。

    Toxin separator
    3.
    发明授权
    Toxin separator 有权

    公开(公告)号：US10967115B2

    公开(公告)日：2021-04-06

    申请号：US16969590

    申请日：2019-01-10

    申请人： Kureha Corporation

    发明人： Makoto Imaji ,  Kaori Kikuchi ,  Yoshiharu Itoh

    IPC分类号： A61M1/36 ,  B01J20/28 ,  A61M1/34 ,  B01J20/20 ,  B01D15/38

    摘要： Provided are a toxin separator and the like which are capable of selectively separating toxin present in a biological fluid by binding to protein, from the toxin and the protein. The toxin separator of the present invention also includes activated carbon of which a pore volume of pores having a pore diameter from 1.4 to 35 nm as measured by a nitrogen adsorption method is 0.06 cm3/g or greater.

    CARBONACEOUS MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY NEGATIVE ELECTRODE
    6.
    发明申请
    CARBONACEOUS MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY NEGATIVE ELECTRODE 审中-公开
    非水电解质二次电池负极电极用碳材料

    公开(公告)号：US20150340693A1

    公开(公告)日：2015-11-26

    申请号：US14654619

    申请日：2014-02-19

    申请人： KUREHA CORPORATION

    发明人： Makoto Imaji ,  Yasuhiro Tada ,  Naohiro Sonobe

    IPC分类号： H01M4/587 ,  H01M10/0525

    摘要： An object of the present invention is to provide a carbonaceous material for a negative electrode for producing a nonaqueous electrolyte secondary battery capable of rapid charge and discharge and having excellent rate characteristics (output characteristics) while maintaining a large discharge capacity.The problem described above can be solved by a carbonaceous material for a nonaqueous electrolyte secondary battery negative electrode of the present invention obtained by heat-treating a non-graphitizable carbon precursor which is pulverized and contains from 13 to 80 wt. % of a volatile component. With the present invention, it is possible to provide a carbonaceous material for a nonaqueous electrolyte secondary battery negative electrode, whereby a nonaqueous electrolyte secondary battery having a large charge-discharge capacity and having excellent rate characteristics can be produced.

    摘要翻译： 本发明的目的是提供一种用于制造能够快速充放电并且具有优异的速率特性（输出特性）同时保持大放电容量的非水电解质二次电池的负极用碳质材料。 上述问题可以通过将本发明的非水电解质二次电池用负极用碳质材料进行热处理而得到，该碳质材料通过将粉碎后含有13〜80重量％的不可石墨化碳前体进行热处理而得到。 ％挥发性组分。 通过本发明，可以提供一种用于非水电解质二次电池负极的碳质材料，由此可以制造具有大的充放电容量并且具有优异的速率特性的非水电解质二次电池。

    CARBON MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME, AND NEGATIVE ELECTRODE USING CARBON MATERIAL AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
    7.
    发明申请
    CARBON MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME, AND NEGATIVE ELECTRODE USING CARBON MATERIAL AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY 审中-公开
    用于非水电解质二次电池的碳材料及其制造方法，以及使用碳材料和非电解电解质二次电池的负极

    公开(公告)号：US20150263347A1

    公开(公告)日：2015-09-17

    申请号：US14424723

    申请日：2013-08-30

    申请人： KUREHA CORPORATION ,  KURARAY CO., LTD. ,  KURARAY CHEMICAL CO., LTD.

    发明人： Makoto Imaji ,  Kenta Aoki ,  Yasuhiro Tada ,  Naohiro Sonobe ,  Junichi Arima ,  Kenichi Koyakumaru ,  Hideharu Iwasaki ,  Kiyoto Otsuka ,  Jiro Masuko ,  Hajime Komatsu ,  Shinya Tago

    IPC分类号： H01M4/583 ,  H01M10/05 ,  C01B31/02

    CPC分类号： H01M4/587 ,  C01B32/05 ,  C01P2002/72 ,  C01P2006/10 ,  C01P2006/12 ,  C01P2006/40 ,  C01P2006/80 ,  H01M4/583 ,  H01M10/05 ,  H01M10/0525 ,  H01M2004/021 ,  H01M2004/027 ,  H01M2220/20

    摘要： The object of the present invention is to provide a carbonaceous material which is obtainable from plant-derived char and has a decreased specific surface area. Further, the object of the present invention is to provide a non-aqueous electrolyte secondary battery having excellent dedoping capacity (discharge capacity), non-dedoping capacity (irreversible capacity), and charge-discharge efficiency.The object can be solved by a carbonaceous material for non-aqueous electrolyte secondary batteries characterized in that the carbonaceous material is obtained by heat-treating plant-derived char which is demineralized in gas-phase, and carbon precursor (i.e. non-graphitizable carbon precursor, graphitizable carbon, or mixture thereof) or volatile organic compound under a non-oxidizing gas atmosphere; and a specific surface area determined by a BET method is 10 m2/g or less. Further, the object can be solved by a carbonaceous material for non-aqueous electrolyte secondary batteries characterized in that the carbonaceous material is obtained by heating plant-derived char, and hydrocarbon compound having 1 to 20 carbon atoms; and a specific surface area determined by a BET method is 15 m2/g or less.

    摘要翻译： 本发明的目的是提供一种可从植物来源的炭获得并具有降低的比表面积的碳质材料。 此外，本发明的目的是提供一种具有优异的去掺杂能力（放电容量），非去掺杂能力（不可逆容量）和充放电效率的非水电解质二次电池。 该目的可以通过用于非水电解质二次电池的碳质材料来解决，其特征在于，通过热处理在气相中脱矿质的植物来源的碳，以及碳前体（即不可石墨化的碳前体 ，可石墨化碳或其混合物）或挥发性有机化合物; 通过BET法测定的比表面积为10m 2 / g以下。 此外，该目的可以通过用于非水电解质二次电池的碳质材料来解决，其特征在于，通过加热植物来源的炭和碳原子数1〜20的烃化合物而获得碳质材料; 通过BET法测定的比表面积为15m 2 / g以下。