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公开(公告)号：US20070188977A1
公开(公告)日：2007-08-16
申请号：US11733838
申请日：2007-04-11
申请人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
发明人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
摘要： There are provided an aluminum electrolytic capacitor comprising an anode, a cathode comprising aluminum and an electrolytic solution containing an onium salt of fluorine-containing anion, wherein the electrolytic solution has a water concentration of 1% by weight or less, or wherein the cathode has a peak top of Al2p spectrum of 74.0 to 75.8 eV as measured by a method in which the surface of the cathode in the aluminum electrolytic capacitor heated at 125° C. for 50 hours is analyzed by X-ray photoelectron spectroscopy (XPS); an electrolytic solution for electrolytic capacitor comprising a quaternary cyclic amidinium tetrafluoroaluminate and a solvent and containing specific impurity compounds in a total amount of 0.6% by weight or less, and an electrolytic capacitor using the electrolytic solution; and a method for preparing an organic onium tetrafluoroaluminate which is advantageously used in an aluminum electrolytic capacitor.
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2.发明申请ELECTROLYTE FOR ELECTROLYTIC CAPACITOR, ELECTROLYTIC CAPACITOR AND PROCESS FOR PRODUCING TETRAFLUOROALUMINATE SALT OF ORGANIC ONIUM 有权用于电解电容器的电解质，电解电容器和用于生产有机酸的四氯氟铝酸盐的方法公开(公告)号：US20070188979A1
公开(公告)日：2007-08-16
申请号：US11733936
申请日：2007-04-11
申请人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
发明人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
摘要： There are provided an aluminum electrolytic capacitor comprising an anode, a cathode comprising aluminum and an electrolytic solution containing an onium salt of fluorine-containing anion, wherein the electrolytic solution has a water concentration of 1% by weight or less, or wherein the cathode has a peak top of Al2p spectrum of 74.0 to 75.8 eV as measured by a method in which the surface of the cathode in the aluminum electrolytic capacitor heated at 125° C. for 50 hours is analyzed by X-ray photoelectron spectroscopy (XPS); an electrolytic solution for electrolytic capacitor comprising a quaternary cyclic amidinium tetrafluoroaluminate and a solvent and containing specific impurity compounds in a total amount of 0.6% by weight or less, and an electrolytic capacitor using the electrolytic solution; and a method for preparing an organic onium tetrafluoroaluminate which is advantageously used in an aluminum electrolytic capacitor.
摘要翻译： 提供一种铝电解电容器，其包含阳极，包含铝的阴极和含有含氟阴离子的鎓盐的电解液，其中所述电解液的水浓度为1重量％以下，或者其中所述阴极具有 通过X射线光电子能谱（XPS）分析通过铝电解电容器中的阴极表面在125℃加热50小时的方法测量的74.0至75.8eV的Al2p光谱峰顶。 一种电解电容器用电解液，其含有四环四氟铝酸四烷基酯和溶剂，并含有0.6重量％以下的特定杂质化合物，以及使用该电解液的电解电容器。 以及有利地用于铝电解电容器中的四氟铝酸有机鎓的制备方法。
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公开(公告)号：US07227738B2
公开(公告)日：2007-06-05
申请号：US10533234
申请日：2003-10-31
申请人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
发明人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
摘要： There are provided an aluminum electrolytic capacitor comprising an anode, a cathode comprising aluminum and an electrolytic solution containing an onium salt of fluorine-containing anion, wherein the electrolytic solution has a water concentration of 1% by weight or less, or wherein the cathode has a peak top of Al2p spectrum of 74.0 to 75.8 eV as measured by a method in which the surface of the cathode in the aluminum electrolytic capacitor heated at 125° C. for 50 hours is analyzed by X-ray photoelectron spectroscopy (XPS); an electrolytic solution for electrolytic capacitor comprising a quaternary cyclic amidinium tetrafluoroaluminate and a solvent and containing specific impurity compounds in a total amount of 0.6% by weight or less, and an electrolytic capacitor using the electrolytic solution; and a method for preparing an organic onium tetrafluoroaluminate which is advantageously used in an aluminum electrolytic capacitor.
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4.发明授权公开(公告)号：US07397651B2
公开(公告)日：2008-07-08
申请号：US11733838
申请日：2007-04-11
申请人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
发明人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
摘要： There are provided an aluminum electrolytic capacitor comprising an anode, a cathode comprising aluminum and an electrolytic solution containing an onium salt of fluorine-containing anion, wherein the electrolytic solution has a water concentration of 1% by weight or less, or wherein the cathode has a peak top of Al2p spectrum of 74.0 to 75.8 eV as measured by a method in which the surface of the cathode in the aluminum electrolytic capacitor heated at 125° C. for 50 hours is analyzed by X-ray photoelectron spectroscopy (XPS); an electrolytic solution for electrolytic capacitor comprising a quaternary cyclic amidinium tetrafluoroaluminate and a solvent and containing specific impurity compounds in a total amount of 0.6% by weight or less, and an electrolytic capacitor using the electrolytic solution; and a method for preparing an organic onium tetrafluoroaluminate which is advantageously used in an aluminum electrolytic capacitor.
摘要翻译： 提供一种铝电解电容器，其包含阳极，包含铝的阴极和含有含氟阴离子的鎓盐的电解液，其中所述电解液的水浓度为1重量％以下，或者其中所述阴极具有 通过X射线光电子能谱（XPS）分析通过铝电解电容器中的阴极表面在125℃加热50小时的方法测量的74.0至75.8eV的Al2p光谱峰顶。 一种电解电容器用电解液，其含有四环四氟铝酸四烷基酯和溶剂，并含有0.6重量％以下的特定杂质化合物，以及使用该电解液的电解电容器。 以及有利地用于铝电解电容器中的四氟铝酸有机鎓的制备方法。
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5.发明授权公开(公告)号：US07295424B2
公开(公告)日：2007-11-13
申请号：US11733936
申请日：2007-04-11
申请人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
发明人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
摘要： There are provided an aluminum electrolytic capacitor comprising an anode, a cathode comprising aluminum and an electrolytic solution containing an onium salt of fluorine-containing anion, wherein the electrolytic solution has a water concentration of 1% by weight or less, or wherein the cathode has a peak top of Al2p spectrum of 74.0 to 75.8 eV as measured by a method in which the surface of the cathode in the aluminum electrolytic capacitor heated at 125° C. for 50 hours is analyzed by X-ray photoelectron spectroscopy (XPS); an electrolytic solution for electrolytic capacitor comprising a quaternary cyclic amidinium tetrafluoroaluminate and a solvent and containing specific impurity compounds in a total amount of 0.6% by weight or less, and an electrolytic capacitor using the electrolytic solution; and a method for preparing an organic onium tetrafluoroaluminate which is advantageously used in an aluminum electrolytic capacitor.
摘要翻译： 提供一种铝电解电容器，其包含阳极，包含铝的阴极和含有含氟阴离子的鎓盐的电解液，其中所述电解液的水浓度为1重量％以下，或者其中所述阴极具有 通过X射线光电子能谱（XPS）分析通过铝电解电容器中的阴极表面在125℃加热50小时的方法测量的74.0至75.8eV的Al2p光谱峰顶。 一种电解电容器用电解液，其含有四环四氟铝酸四烷基酯和溶剂，并含有0.6重量％以下的特定杂质化合物，以及使用该电解液的电解电容器。 以及有利地用于铝电解电容器中的四氟铝酸有机鎓的制备方法。
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6.发明申请公开(公告)号：US20060007629A1
公开(公告)日：2006-01-12
申请号：US10533234
申请日：2003-10-31
申请人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
发明人： Masayuki Takeda , Hiroo Miyauchi , Makoto Ue
IPC分类号： H01G4/34
摘要： There are provided an aluminum electrolytic capacitor comprising an anode, a cathode comprising aluminum and an electrolytic solution containing an onium salt of fluorine-containing anion, wherein the electrolytic solution has a water concentration of 1% by weight or less, or wherein the cathode has a peak top of Al2p spectrum of 74.0 to 75.8 eV as measured by a method in which the surface of the cathode in the aluminum electrolytic capacitor heated at 125° C. for 50 hours is analyzed by X-ray photoelectron spectroscopy (XPS); an electrolytic solution for electrolytic capacitor comprising a quaternary cyclic amidinium tetrafluoroaluminate and a solvent and containing specific impurity compounds in a total amount of 0.6% by weight or less, and an electrolytic capacitor using the electrolytic solution; and a method for preparing an organic onium tetrafluoroaluminate which is advantageously m used in an aluminum electrolytic capacitor.
摘要翻译： 提供一种铝电解电容器，其包含阳极，包含铝的阴极和含有含氟阴离子的鎓盐的电解液，其中所述电解液的水浓度为1重量％以下，或者其中所述阴极具有 通过X射线光电子能谱（XPS）分析通过铝电解电容器中的阴极表面在125℃加热50小时的方法测量的74.0至75.8eV的Al2p光谱峰顶。 一种电解电容器用电解液，其含有四环四氟铝酸四烷基酯和溶剂，并含有0.6重量％以下的特定杂质化合物，以及使用该电解液的电解电容器。 以及有利地用于铝电解电容器中的四氟铝酸有机鎓的制备方法。
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公开(公告)号：US20080019079A1
公开(公告)日：2008-01-24
申请号：US11828829
申请日：2007-07-26
申请人： Masashi Ozawa , Masayuki Takeda , Makoto Ue
发明人： Masashi Ozawa , Masayuki Takeda , Makoto Ue
摘要： An electrolytic capacitor having a low impedance characteristic, having a high withstand voltage characteristic of 100V class, wherein the electrolytic capacitor provides an excellent high temperature life characteristic and an excellent leakage characteristic. The electrolyte solution containing the aluminum tetrafluoride salt is used. The electrolytic capacitor of the present invention has a low impedance characteristic, a high withstand voltage characteristic, and an excellent high temperature life characteristic. Moreover, the aforementioned electrolyte solution is used, and a foil showing noble potential at least in the electrolyte solution than the electrode potential of the cathode tab, or a cathode electrode foil subjected to chemical treatment is used as the cathode electrode foil, so as to obtain an excellent leakage characteristic.
摘要翻译： 具有低阻抗特性的电解电容器具有100V等级的高耐压特性，其中电解电容器提供优异的高温寿命特性和优异的泄漏特性。 使用含有四氟化铝盐的电解液。 本发明的电解电容器具有低阻抗特性，高耐压特性和优异的高温寿命特性。 此外，使用上述电解质溶液，并且使用至少在电解质溶液中显示比阴极片的电极电位或具有化学处理的阴极箔的电位高的箔作为阴极电极箔，以便 获得极好的泄漏特性。
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公开(公告)号：US20060127566A1
公开(公告)日：2006-06-15
申请号：US10534155
申请日：2003-11-07
申请人： Masashi Ozawa , Masayuki Takeda , Makoto Ue
发明人： Masashi Ozawa , Masayuki Takeda , Makoto Ue
IPC分类号： B05D5/12
摘要： An electrolytic capacitor having a low impedance characteristic, having a high withstand voltage characteristic of 100V class, wherein the electrolytic capacitor provides an excellent high temperature life characteristic. The electrolyte solution containing the aluminum tetrafluoride salt is used. The moisture content of the capacitor element is adjusted to 0.7% by weight or less, wit respect to the weight of the capacitor element, preferably 0.5% by weight or less, and most preferably 0.4% by weight or less. In this way, the electrolytic capacitor having the low impedance characteristic and the high resistance voltage characteristic, and the excellent high temperature life characteristic is provided.
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9.发明申请公开(公告)号：US20060092597A1
公开(公告)日：2006-05-04
申请号：US11304600
申请日：2005-12-16
申请人： Masayuki Takeda , Masahiro Takehara , Makoto Ue
发明人： Masayuki Takeda , Masahiro Takehara , Makoto Ue
IPC分类号： H01G9/00
CPC分类号： H01G9/035 , H01G9/10 , H01G9/145 , Y10T29/41 , Y10T29/417
摘要： An electrolyte for an electrolytic capacitor which is high in electrolytic conductivity, excellent in heat stability and high in withstand voltage. An electrolyte for an electrolytic capacitor comprising a tetrafluoroaluminate ion; and an electrolyte for an electrolytic capacitor containing a salt and a solvent, characterized in that electrolytic conductivity X (mS·cm−1) at 25° C. and withstand voltage Y (V) of a capacitor satisfy the relationships of formulae (I): Y≧−7.5X+150, and X≧4, Y>0.
摘要翻译： 一种电解电容器电解质高，热稳定性好，耐电压高的电解电解质。 一种用于电解电容器的电解质，其包含四氟铝酸盐离子; 以及含有盐和溶剂的电解电容器的电解质，其特征在于，25℃下的电解电导率X（mS.cm -1）和电容器的耐压Y（V）满足 式（I）的关系：Y> = - 7.5X + 150，X> = 4，Y> 0。
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公开(公告)号：US07262953B2
公开(公告)日：2007-08-28
申请号：US10534184
申请日：2003-11-07
申请人： Masashi Ozawa , Masayuki Takeda , Makoto Ue
发明人： Masashi Ozawa , Masayuki Takeda , Makoto Ue
摘要： An electrolytic capacitor having a low impedance characteristic, having a high withstand voltage characteristic of 100V class, wherein the electrolytic capacitor provides an excellent high temperature life characteristic and an excellent leakage characteristic.The electrolyte solution containing the aluminum tetrafluoride salt is used. The electrolytic capacitor of the present invention has a low impedance characteristic, a high withstand voltage characteristic, and an excellent high temperature life characteristic. Moreover, the aforementioned electrolyte solution is used, and a foil showing noble potential at least in the electrolyte solution than the electrode potential of the cathode tab, or a cathode electrode foil subjected to chemical treatment is used as the cathode electrode foil, so as to obtain an excellent leakage characteristic.
摘要翻译： 具有低阻抗特性的电解电容器具有100V等级的高耐压特性，其中电解电容器提供优异的高温寿命特性和优异的泄漏特性。 使用含有四氟化铝盐的电解液。 本发明的电解电容器具有低阻抗特性，高耐压特性和优异的高温寿命特性。 此外，使用上述电解质溶液，并且使用至少在电解质溶液中显示比阴极片的电极电位或具有化学处理的阴极箔的电位高的箔作为阴极电极箔，以便 获得极好的泄漏特性。
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