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    Electric double-layer capacitor
    1.
    发明授权
    Electric double-layer capacitor 失效
    双电层电容器

    公开(公告)号：US06898067B1

    公开(公告)日：2005-05-24

    申请号：US09674279

    申请日：1999-09-13

    申请人： Kazuya Hiratsuka ,  Manabu Suhara ,  Takeshi Kawasato ,  Naruaki Tomita ,  Naoki Yoshida ,  Yoshiaki Higuchi

    发明人： Kazuya Hiratsuka ,  Manabu Suhara ,  Takeshi Kawasato ,  Naruaki Tomita ,  Naoki Yoshida ,  Yoshiaki Higuchi

    IPC分类号： H01G9/00 ,  H01G9/02 ,  H01G9/155 ,  H01G4/35

    CPC分类号： H01G9/155 ,  H01G9/02 ,  Y02E60/13

    摘要： An electric double layer capacitor which has a low internal resistance and a large capacitance per unit volume and which is excellent in the voltage retention property, is provided.In a non-aqueous type electric double layer capacitor having a separator disposed between a positive electrode and a negative electrode made of carbonaceous electrodes, the separator comprises a sheet having a thickness of from 10 to 100 μm and a porosity of from 50 to 90% and a netted spacer having a thickness of from 10 to 100 mm, a numerical aperture of from 30 to 85% and an opening of from 50 to 350 mesh, laminated one on the other.

    摘要翻译： 提供了具有低内阻和每单位体积的大电容并且具有优异的电压保持性能的双电层电容器。 在具有设置在由碳质电极制成的正极和负极之间的隔膜的非水电双电层电容器中，隔板包括厚度为10至100μm，孔隙率为50至90％的片， 以及厚度为10〜100mm，数值孔径为30〜85％，开口为50〜350目的网状间隔件，层叠。

    Electric double layer capacitor
    2.
    发明授权
    Electric double layer capacitor 失效
    双电层电容器

    公开(公告)号：US06728095B2

    公开(公告)日：2004-04-27

    申请号：US10024377

    申请日：2001-12-21

    申请人： Manabu Suhara ,  Kazuya Hiratsuka ,  Katsuji Ikeda ,  Takeshi Kawasato ,  Yoshiaki Higuchi ,  Takamichi Ishikawa ,  Satoru Kuroki ,  Sadao Kanetoku ,  Naoki Yoshida ,  Naruaki Tomita

    发明人： Manabu Suhara ,  Kazuya Hiratsuka ,  Katsuji Ikeda ,  Takeshi Kawasato ,  Yoshiaki Higuchi ,  Takamichi Ishikawa ,  Satoru Kuroki ,  Sadao Kanetoku ,  Naoki Yoshida ,  Naruaki Tomita

    IPC分类号： H01G9155

    CPC分类号： H01G9/155 ,  H01G9/02 ,  H01G11/72 ,  Y02E60/13 ,  Y10T428/3154 ,  Y10T442/656

    摘要： An electric double layer capacitor including a positive electrode assembly and a negative electrode assembly, each electrode assembly having a porous layer including a carbonaceous powder and a fluorine-containing polymer formed on at least one side of an aluminum foil current collector, the positive electrode and the negative electrode being disposed so that the porous layer of the positive electrode assembly and the porous layer of the negative electrode assembly face each other with a separator interposed therebetween to form an element, the element being impregnated with a non-aqueous electrolyte and accommodated in a sealed container, wherein the thickness of the porous layer is from 80 to 200 &mgr;m, the thickness of the aluminum foil current collector is from 20 to 80 &mgr;m, the thickness of the separator is from 30 to 170 &mgr;m, and the density of the porous layer is from 0.50 to 0.80 g/cm3, wherein the capacitor has such a structure that a plurality of the positive electrode assemblies and the negative electrode assemblies are alternately laminated with a separator interposed therebetween, or strip positive electrode assemblies and negative electrode assemblies are wound with a separator interposed therebetween.

    摘要翻译： 一种包括正极组件和负极组件的双电层电容器，每个电极组件具有在铝箔集电体的至少一侧上形成的包含碳质粉末和含氟聚合物的多孔层，所述正极和 负极被配置成使得正极组件的多孔层和负极组件的多孔层彼此面对隔着隔板以形成元件，该元件浸渍有非水电解质并容纳在 密封容器，多孔层的厚度为80〜200μm，铝箔集电体的厚度为20〜80μm，隔板的厚度为30〜170μm，密度为 多孔层为0.50〜0.80g / cm 3，电容器具有多个正极组件 并且将负极组件交替地层叠有分离器，或者带状正极组件和负极组件之间夹有隔膜。

    Electric double layer capacitor, and carbon material and electrode therefor
    6.
    发明授权
    Electric double layer capacitor, and carbon material and electrode therefor 失效
    电双层电容器，碳材料及其电极

    公开(公告)号：US06038123A

    公开(公告)日：2000-03-14

    申请号：US78483

    申请日：1998-05-14

    申请人： Noriaki Shimodaira ,  Takeshi Kawasato ,  Kazuya Hiratsuka ,  Manabu Suhara ,  Manabu Tsushima

    发明人： Noriaki Shimodaira ,  Takeshi Kawasato ,  Kazuya Hiratsuka ,  Manabu Suhara ,  Manabu Tsushima

    IPC分类号： H01G9/00 ,  H01G9/155

    CPC分类号： H01G9/155 ,  Y02E60/13

    摘要： An electric double layer capacitor including an electrode containing carbon material as the main component, as a positive electrode and/or a negative electrode, and an electrolyte capable of forming an electric double layer at the interface with the electrode, wherein the carbon material is characterized in that in its Raman spectrum, the ratio of the peak intensity of G-band of an amorphous carbon component to the peak intensity of G-band of a graphite component is at least 0.7, and the ratio of the peak intensity of D-band of the graphite component to the peak intensity of G-band of the graphite component is at least 1.0.

    摘要翻译： 包括以碳材料为主要成分的电极作为正电极和/或负极的电双层电容器和能够在与电极的界面处形成电双层的电解质，其中碳材料的特征在于 在其拉曼光谱中，无定形碳成分的G带的峰强度与石墨成分的G带的峰值强度的比例为0.7以上，D带的峰值强度的比例 的石墨成分的G带的峰值强度为1.0以上。

    Electric double layer capacitor and electrolyte therefor
    7.
    发明授权
    Electric double layer capacitor and electrolyte therefor 失效
    双电层电容器及其电解质

    公开(公告)号：US5969936A

    公开(公告)日：1999-10-19

    申请号：US45905

    申请日：1998-03-23

    申请人： Takeshi Kawasato ,  Manabu Suhara ,  Kazuya Hiratsuka ,  Manabu Tsushima

    发明人： Takeshi Kawasato ,  Manabu Suhara ,  Kazuya Hiratsuka ,  Manabu Tsushima

    IPC分类号： H01G9/02 ,  H01G11/60

    CPC分类号： H01G9/038 ,  H01G11/60 ,  Y02E60/13

    摘要： An electric double layer capacitor including electrodes made of carbon material as the main component, and an electrolyte capable of forming an electric double layer at the interface with the electrodes, wherein the electrolyte includes an organic type mixed solvent containing propylene carbonate and an asymmetrical chain carbonic acid ester represented by the general formula R.sup.1 OC(.dbd.O)OR.sup.2, wherein R.sup.1 and R.sup.2 are mutually different monovalent organic groups, and a solute comprising a quaternary onium salt.

    摘要翻译： 一种双电层电容器，包括以碳材料为主要成分的电极，以及能够在与电极的界面处形成电双层的电解质，其中电解质包括含有碳酸亚丙酯和不对称链碳酸的有机型混合溶剂 由通式R 1 OC（= O）OR 2表示的酸酯，其中R 1和R 2是相互不同的一价有机基团，以及包含季鎓盐的溶质。

    Electric double layer capacitor and separator therefor
    8.
    发明授权
    Electric double layer capacitor and separator therefor 失效
    双电层电容器及其分离器

    公开(公告)号：US06411496B1

    公开(公告)日：2002-06-25

    申请号：US09358488

    申请日：1999-07-22

    申请人： Manabu Suhara ,  Kazuya Hiratsuka ,  Takeshi Kawasato

    发明人： Manabu Suhara ,  Kazuya Hiratsuka ,  Takeshi Kawasato

    IPC分类号： H01G902

    CPC分类号： H01G9/02 ,  Y02E60/13

    摘要： An electric double layer capacitor having an element impregnated with a non-aqueous electrolyte, said element comprising positive and negative electrodes made of carbonaceous electrodes, and a separator interposed between the electrodes, wherein said separator is made of at least two paper layers laminated to form one sheet, each of the paper layers has a thickness of from 20 to 60 &mgr;m, and at least one of the paper layers is a cellulose paper layer having a density of from 0.37 to 0.60 g/cm3.

    摘要翻译： 一种双电层电容器，其具有浸渍有非水电解质的元件，所述元件包括由碳质电极制成的正电极和负电极，以及插入在所述电极之间的隔膜，其中所述隔板由至少两层层压而形成 一张纸，每个纸层的厚度为20至60μm，并且至少一个纸层是密度为0.37至0.60g / cm 3的纤维素纸层。

    Electric double layer capacitor
    10.
    发明授权
    Electric double layer capacitor 失效
    双电层电容器

    公开(公告)号：US6104600A

    公开(公告)日：2000-08-15

    申请号：US241287

    申请日：1999-02-01

    申请人： Manabu Suhara ,  Kazuya Hiratsuka ,  Katsuji Ikeda ,  Takeshi Kawasato

    发明人： Manabu Suhara ,  Kazuya Hiratsuka ,  Katsuji Ikeda ,  Takeshi Kawasato

    IPC分类号： H01G9/02

    CPC分类号： H01G9/02 ,  Y02E60/13

    摘要： An electric double layer capacitor having a non-aqueous electrolyte impregnated to a capacitor element having a separator placed between a positive electrode and a negative electrode, each being a carbonaceous electrode, wherein the separator includes a plurality of sheets, and at least one of the plurality of sheets is a cellulose paper having a thickness of from 20 to 60 .mu.m and a density of from 0.30 to 0.55 g/cm.sup.3.

    摘要翻译： 一种双电层电容器，其具有浸渍到电容器元件的非水电解质，所述电容器元件具有放置在正电极和负电极之间的隔板，每个电极均为碳质电极，其中所述隔板包括多个片材，并且至少一个 多片是厚度为20〜60μm，密度为0.30〜0.55g / cm 3的纤维素纸。