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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。
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公开(公告)号：US07173807B2
公开(公告)日：2007-02-06
申请号：US11332375
申请日：2006-01-17
摘要： To provide an electric double layer capacitor having a low resistance, a high withstanding voltage and an excellent low-temperature characteristic. This object is achieved by employing, for an electric double layer capacitor having a pair of polarized electrodes and an electrolytic solution capable of forming an electric double layer at the interface with the polarized electrodes, an electrolytic solution containing as an electrolyte a salt represented by the formula 1, and as solvents at least (1) a chain carbonate having at most 5 carbon atoms, (2) sulfolane or its derivative and (3) a fluorobenzene: wherein each of R1 and R2 which are independent of each other, is a C1-4 alkyl group, and X− is an anion.
摘要翻译： 提供具有低电阻，高耐压和优异的低温特性的双电层电容器。 该目的是通过采用具有一对极化电极的双电层电容器和能够在与极化电极的界面处形成双电层的电解液的电解液，该电解液含有由 式1，作为溶剂，至少（1）具有至多5个碳原子的链状碳酸酯，（2）环丁砜或其衍生物和（3）氟苯：其中R 1和R 2各自独立地选自氢， 彼此独立的SUP> 2 是C 1-4烷基，X-O是阴离子。
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公开(公告)号：US06349027B1
公开(公告)日：2002-02-19
申请号：US09253704
申请日：1999-02-22
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.
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。
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公开(公告)号：US06879482B2
公开(公告)日：2005-04-12
申请号：US10419895
申请日：2003-04-22
摘要： An electric double layer capacitor having a pair of polarized electrodes and an electrolytic solution capable of forming an electric double layer at the interface with the polarized electrodes, wherein the electrolytic solution is an organic electrolytic solution containing a fluorobenzene of the formula 1: wherein n is an integer of from 1 to 6.
摘要翻译： 一种具有一对极化电极的双电层电容器和能够在与极化电极的界面处形成双电层的电解液，其中电解液是含有式1的氟苯的有机电解液：其中n为 1到6的整数。
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5.发明授权Electrode assembly and electric double layer capacitor having the electrode assembly 有权电极组件和具有电极组件的双电层电容器公开(公告)号：US06195251B1
公开(公告)日：2001-02-27
申请号：US09170278
申请日：1998-10-13
申请人： Manabu Suhara , Kazuya Hiratsuka , Katsuji Ikeda , Takeshi Kawasato , Yoshiaki Higuchi , Naoki Yoshida , Naruaki Tomita
发明人： Manabu Suhara , Kazuya Hiratsuka , Katsuji Ikeda , Takeshi Kawasato , Yoshiaki Higuchi , Naoki Yoshida , Naruaki Tomita
IPC分类号： H01G900
摘要： An electrode assembly for an electric double layer capacitor, including a current collector made of an aluminum foil, and an electrode including a carbonaceous material having a specific surface area of at least 500 m2/g and a binder, bonded on at least one side of the current collector, wherein the aluminum foil has a roughened layer having a thickness of from 0.5 to 5 &mgr;m on the surface of the side bonded to the electrode and has a breaking energy of at least 3 kg·mm with a dumbbell specimen of No. 1 form as stipulated in JIS K6301.
摘要翻译： 一种用于双电层电容器的电极组件，包括由铝箔制成的集电器，以及包含比表面积至少为500m 2 / g的碳质材料的电极和粘合剂，粘结在至少一面上 所述集电体，其中所述铝箔在与所述电极接合的一侧的表面上具有厚度为0.5至5μm的粗糙层，并且具有至少3kg.mm的断裂能，哑铃样品为No. 1形式，按JIS K6301规定。
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公开(公告)号：US20060171101A1
公开(公告)日：2006-08-03
申请号：US11332375
申请日：2006-01-17
IPC分类号： H01G9/00
摘要： To provide an electric double layer capacitor having a low resistance, a high withstanding voltage and an excellent low-temperature characteristic. This object is achieved by employing, for an electric double layer capacitor having a pair of polarized electrodes and an electrolytic solution capable of forming an electric double layer at the interface with the polarized electrodes, an electrolytic solution containing as an electrolyte a salt represented by the formula 1, and as solvents at least (1) a chain carbonate having at most 5 carbon atoms, (2) sulfolane or its derivative and (3) a fluorobenzene: herein each of R1 and R2 which are independent of each other, is a C1-4 alkyl group, and X− is an anion.
摘要翻译： 提供具有低电阻，高耐压和优异的低温特性的双电层电容器。 该目的是通过采用具有一对极化电极的双电层电容器和能够在与极化电极的界面处形成双电层的电解液的电解液，该电解液含有由 式1，作为溶剂，至少（1）具有至多5个碳原子的链状碳酸酯，（2）环丁砜或其衍生物和（3）氟苯：本文中R 1和R 2各自独立地选自氢， 彼此独立的SUP> 2 是C 1-4烷基，X-O是阴离子。
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公开(公告)号：US06710999B2
公开(公告)日：2004-03-23
申请号：US10315169
申请日：2002-12-10
IPC分类号： H01G902
摘要： An electric double layer capacitor having a pair of polarized electrodes and an electrolytic solution capable of forming an electric double layer at the interface with the polarized electrodes, wherein the electrolytic solution contains a salt of the Formula 1 as the electrolyte and at least dimethyl carbonate as a solvent: R1R2R3R4N+X− Formula 1 wherein R1 is a n-propyl group and each of R2, R3 and R4 which are independent of one another, is a methyl group or an ethyl group, provided that two selected from R1 to R4 may together form a tetramethylene group, and X− is an anion.
摘要翻译： 一种双极电容器，其具有一对极化电极和能够在与极化电极的界面处形成双电层的电解液，其中电解液含有式1的盐作为电解质，并且至少包含碳酸二甲酯作为 溶剂：其中R 1为正丙基，R 2，R 3和R 4各自独立地为甲基或乙基，条件是两个 选自R 1至R 4可以一起形成四亚甲基，X 1为阴离子。
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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
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。
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公开(公告)号：US06773466B1
公开(公告)日：2004-08-10
申请号：US09517579
申请日：2000-03-02
IPC分类号： H01G900
CPC分类号： H01G9/038 , H01G9/155 , H01G11/62 , Y02E60/13 , Y10T29/417
摘要： A method for producing an electric double layer capacitor, which comprises impregnating an element comprising positive and negative electrodes facing each other with a separator interposed between them, with an organic electrolyte capable of forming an electric double layer on the surface of the electrodes to store electric charge, and then applying a voltage to the element, wherein said positive and negative electrodes are made of electrodes containing a carbonaceous material having a specific surface area of from 100 to 3,000 m2/g, and said organic electrolyte contains benzene or its chlorine derivative having at least one hydrogen atom of benzene substituted by a chlorine atom.
摘要翻译： 一种双电层电容器的制造方法，其特征在于，将包含正极和负极的元件与其间插入的隔膜浸渍在电极表面上形成双电层的有机电解质，以蓄电 充电，然后对元件施加电压，其中所述正极和负极由含有比表面积为100-3000m 2 / g的碳质材料的电极制成，并且所述有机电解质包含苯或其 具有至少一个被氯原子取代的苯的氢原子的氯衍生物。
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10.发明授权公开(公告)号：US06830594B2
公开(公告)日：2004-12-14
申请号：US10226135
申请日：2002-08-23
申请人： Yasuo Shinozaki , Naoki Yoshida , Kazuya Hiratsuka
发明人： Yasuo Shinozaki , Naoki Yoshida , Kazuya Hiratsuka
IPC分类号： H01G900
CPC分类号： H01G9/155 , H01G11/04 , H01G11/30 , Y02E60/13 , Y10T29/417
摘要： A process for producing an electric double layer capacitor, which comprises a step of preparing a positive electrode and a negative electrode, each being a carbonaceous electrode containing as the main component a carbon material having a specific surface area of from 100 to 2,500 m2/g, a step of forming an element comprising the positive electrode and the negative electrode and a separator having a thickness of at most 60 &mgr;m interposed therebetween, and a step of impregnating the element with a non-aqueous electrolyte, wherein the copper content in the positive electrode before being impregnated with the non-aqueous electrolyte is at most 1 ppm.
摘要翻译： 一种双电层电容器的制造方法，其特征在于，包括准备正极和负极的工序，所述正极和负极为含有比较表面积为100〜2500m 2的碳材料作为主要成分的碳质电极 > / g，形成包含正极和负极的元件的步骤和其间具有至多60μm厚度的隔板，以及用非水电解质浸渍元件的步骤，其中铜含量 在浸渍非水电解质之前的正极中，最多为1ppm。
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