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公开(公告)号：US08206467B2
公开(公告)日：2012-06-26
申请号：US13053757
申请日：2011-03-22
IPC分类号： H01G9/00
CPC分类号： H01G9/0032 , H01G9/0036 , Y10T29/417 , Y10T29/435
摘要： A method includes the following steps: forming a porous anode body using powder of valve metal or an alloy thereof; forming a dielectric layer on the surface of the anode body; soaking the anode body having the dielectric layer in a liquid containing a conductive-polymer monomer, thereby making the monomer adhere to the dielectric layer of the anode body; forming a first conductive polymer layer by soaking the anode body having the monomer adhered thereto in an oxidizing agent solution, thereby polymerizing the monomer by liquid-phase chemical polymerization; forming a second conductive polymer layer by bringing the conductive-polymer monomer into contact with the surface of the anode body having the first conductive polymer layer in a gas phase, thereby polymerizing the monomer by gas-phase chemical polymerization; and forming a third conductive polymer layer by soaking the anode body having the second conductive polymer layer in a liquid containing a monomer of a conductive polymer layer, thereby polymerizing the monomer by electrolytic polymerization.
摘要翻译： 一种方法包括以下步骤：使用阀金属粉末或其合金形成多孔阳极体; 在所述阳极体的表面上形成介电层; 将具有电介质层的阳极体浸入含有导电聚合物单体的液体中，从而使单体粘附到阳极体的电介质层上; 通过将具有附着在其上的单体的阳极体浸渍在氧化剂溶液中形成第一导电聚合物层，从而通过液相化学聚合使单体聚合; 通过使导电聚合物单体与气相中具有第一导电聚合物层的阳极体的表面接触形成第二导电聚合物层，从而通过气相化学聚合使单体聚合; 以及通过将具有第二导电聚合物层的阳极体浸入含有导电聚合物层单体的液体中形成第三导电聚合物层，从而通过电解聚合使单体聚合。
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2.发明申请公开(公告)号：US20080174939A1
公开(公告)日：2008-07-24
申请号：US12016673
申请日：2008-01-18
CPC分类号： H01G9/15 , H01G9/0032 , H01G9/07
摘要： A niobium solid electrolytic capacitor having an anode composed of niobium or a niobium alloy, a dielectric layer formed on a surface of the anode by anodization and containing nitrogen and fluorine, and a cathode formed on the dielectric layer. Preferably, the dielectric layer has an increasing concentration gradient of fluorine from its cathode side toward its anode side.
摘要翻译： 一种具有由铌或铌合金构成的阳极的铌固体电解电容器，通过阳极氧化并含有氮和氟在阳极表面形成的电介质层和形成在电介质层上的阴极。 优选地，介电层具有从其阴极侧朝向其阳极侧的氟浓度梯度增加。
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公开(公告)号：US20090190287A1
公开(公告)日：2009-07-30
申请号：US12359890
申请日：2009-01-26
CPC分类号： H01G9/042 , H01G9/0029 , H01G9/15
摘要： A solid electrolytic capacitor in which the withstand voltage can be enhanced and a manufacturing method thereof are provided. A mixed powder is prepared by mixing a first powder containing at least one selected from the group consisting of a valve metal, an alloy of a valve metal, a metal oxide of a valve metal, and a metal nitride of a valve metal and a second powder containing a metal oxide different from the first powder. An anode is made by sintering the mixed powder. A dielectric layer is formed on a surface of the anode, and a cathode is formed on the dielectric layer.
摘要翻译： 能够提高耐压的固体电解电容器及其制造方法。 混合粉末是将含有选自阀金属，阀金属的合金，阀金属的金属氧化物和阀金属的金属氮化物中的至少一种的第一粉末和第二粉末 含有与第一粉末不同的金属氧化物的粉末。 通过烧结混合粉末制成阳极。 在阳极的表面上形成电介质层，在电介质层上形成阴极。
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公开(公告)号：US08027151B2
公开(公告)日：2011-09-27
申请号：US12272961
申请日：2008-11-18
摘要： An aspect of the invention provides a solid electrolytic capacitor that comprises: an anode formed of a valve metal or an alloy mainly made of a valve metal; a dielectric layer formed on a surface of the anode; a first conducting polymer layer formed on the dielectric layer, the first conducting polymer layer containing a non-ionic surfactant; a second conducting polymer layer formed on the first conducting polymer layer; and a cathode layer formed on the second conducting polymer layer.
摘要翻译： 本发明的一个方面提供一种固体电解电容器，其包括：由阀金属或主要由阀金属制成的合金形成的阳极; 形成在阳极表面上的电介质层; 形成在介电层上的第一导电聚合物层，含有非离子表面活性剂的第一导电聚合物层; 形成在第一导电聚合物层上的第二导电聚合物层; 以及形成在第二导电聚合物层上的阴极层。
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公开(公告)号：US20100053848A1
公开(公告)日：2010-03-04
申请号：US12548546
申请日：2009-08-27
IPC分类号： H01G9/025
CPC分类号： H01G9/028
摘要： A niobium solid electrolytic capacitor comprises: an anode mainly made of niobium and containing nitrogen and at least one kind of alloying element whose hardness is higher than that of niobium; a dielectric layer provided on a surface of the anode and containing nitrogen; an electrolyte layer provided on the dielectric layer and formed of a conductive polymer; and a cathode layer provided on the electrolyte layer. The electrolyte layer has a three-layered structure formed of a first electrolyte layer, a second electrolyte layer, and a third electrolyte layer, which are arranged in this order between the dielectric layer to the cathode layer. The second electrolyte layer and the third electrolyte layer contain alkyl substituted aromatic sulfonate. Conductivities of the respective electrolyte layers increase in order of the first electrolyte layer, the second electrolyte layer, and the third electrolyte layer.
摘要翻译： 铌固体电解电容器包括：主要由铌构成并含有氮的阳极和至少一种硬度高于铌的合金元素; 设置在阳极表面并含有氮的电介质层; 设置在电介质层上并由导电聚合物形成的电解质层; 以及设置在电解质层上的阴极层。 电解质层具有由第一电解质层，第二电解质层和第三电解质层构成的三层结构，它们以介电层与阴极层之间的顺序排列。 第二电解质层和第三电解质层含有烷基取代的芳族磺酸盐。 各电解质层的电导率按照第一电解质层，第二电解质层和第三电解质层的顺序增加。
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公开(公告)号：US20090128997A1
公开(公告)日：2009-05-21
申请号：US12272961
申请日：2008-11-18
摘要： An aspect of the invention provides a solid electrolytic capacitor that comprises: an anode formed of a valve metal or an alloy mainly made of a valve metal; a dielectric layer formed on a surface of the anode; a first conducting polymer layer formed on the dielectric layer, the first conducting polymer layer containing a non-ionic surfactant; a second conducting polymer layer formed on the first conducting polymer layer; and a cathode layer formed on the second conducting polymer layer.
摘要翻译： 本发明的一个方面提供一种固体电解电容器，其包括：由阀金属或主要由阀金属制成的合金形成的阳极; 形成在阳极表面上的电介质层; 形成在介电层上的第一导电聚合物层，含有非离子表面活性剂的第一导电聚合物层; 形成在第一导电聚合物层上的第二导电聚合物层; 以及形成在第二导电聚合物层上的阴极层。
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7.发明申请SOLID ELECTROLYTIC CAPACITOR AND METHOD OF MANUFACTURING SOLID ELECTROLYTIC CAPACITOR 有权固体电解电容器及制造固体电解电容器的方法公开(公告)号：US20080259529A1
公开(公告)日：2008-10-23
申请号：US11949880
申请日：2007-12-04
CPC分类号： H01G9/028 , H01G9/0036 , H01G9/0425
摘要： A solid electrolytic capacitor includes an anode substrate, a dielectric layer provided on the anode substrate, a first cathode layer provided on the dielectric layer, and a second cathode layer provided on the first cathode layer. The first cathode layer is a layer made of polyethylenedioxythiophene and polypyrrole. The second layer is a layer made of polypyrrole.
摘要翻译： 固体电解电容器包括阳极基板，设置在阳极基板上的电介质层，设置在电介质层上的第一阴极层和设置在第一阴极层上的第二阴极层。 第一阴极层是由聚亚乙基二氧噻吩和聚吡咯制成的层。 第二层是由聚吡咯构成的层。
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8.发明授权Solid electrolytic capacitor element, solid electrolytic capacitor, and manufacturing method therefor 有权固体电解电容器元件，固体电解电容器及其制造方法公开(公告)号：US07262954B1
公开(公告)日：2007-08-28
申请号：US11607374
申请日：2006-12-01
申请人： Takahisa Iida , Mutsumi Yano , Kazuhiro Takatani , Hiroshi Nonoue
发明人： Takahisa Iida , Mutsumi Yano , Kazuhiro Takatani , Hiroshi Nonoue
CPC分类号： H01G9/0036 , H01G9/042 , H01G9/07 , H01G9/15 , Y10T29/417
摘要： The objective of the current invention is to provide a solid electrolytic capacitor element with low equivalent series resistance. In this solid electrolytic capacitor element, an anode including a porous sintered body, and a dielectric layer are sequentially formed on an anode lead so as to cover a portion of the anode lead. An intermediate layer including polyethylene glycol is formed on the dielectric layer so as to cover an area around the dielectric layer. An electrolyte layer that includes polypyrrole is formed on the intermediate layer so as to cover an area around the intermediate layer. A cathode that includes: a first electrically conductive layer mainly including graphite particles and a second electrically conductive layer mainly including silver particles is formed on the electrolyte layer so as to cover an area surrounding the electrolyte layer.
摘要翻译： 本发明的目的是提供具有低等效串联电阻的固体电解电容器元件。 在这种固体电解电容器元件中，包括多孔烧结体的阳极和电介质层依次形成在阳极引线上，以覆盖阳极引线的一部分。 在电介质层上形成包含聚乙二醇的中间层，以覆盖电介质层周围的区域。 在中间层上形成包含聚吡咯的电解质层，以覆盖中间层周围的区域。 一种阴极，其包括：主要包括石墨颗粒的第一导电层和主要包含银颗粒的第二导电层，以覆盖电解质层周围的区域。
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公开(公告)号：US07038903B2
公开(公告)日：2006-05-02
申请号：US10808395
申请日：2004-03-25
申请人： Mutsumi Yano , Kazuhiro Takatani , Mamoru Kimoto
发明人： Mutsumi Yano , Kazuhiro Takatani , Mamoru Kimoto
CPC分类号： H01G9/0032 , H01G9/042 , H01G9/0525
摘要： A solid electrolytic capacitor has an anode composed of a niobium substrate and a niobium nitride layer, and a dielectric layer composed of niobium oxide is formed on the surface of the niobium nitride layer. In the solid electrolytic capacitor, the nitrogen content based on the total weight of the niobium substrate, the niobium nitride layer, and the dielectric layer is preferably not less than 0.001% by weight nor more than 0.2% by weight. In another solid electrolytic capacitor, an anode is formed by sintering thermally treated niobium powder in a nitrogen atmosphere. A dielectric layer composed of niobium oxide is formed on the surface of the anode. In the solid electrolytic capacitor, the composition ratio X of the niobium powder (NbNX) is preferably not less than 0.05 nor more than 1.0.
摘要翻译： 固体电解电容器具有由铌基板和氮化铌层构成的阳极，在氮化铌层的表面上形成由铌氧化物构成的电介质层。 在固体电解电容器中，以铌基板，氮化铌层和电介质层的总重量为基准的氮含量优选为0.001重量％以上0.2重量％以下。 在另一种固体电解电容器中，通过在氮气气氛中烧结热处理的铌粉末形成阳极。 在阳极表面上形成由氧化铌构成的电介质层。 在固体电解电容器中，铌粉末（NbN×XS）的组成比X优选为0.05以上1.0以下。
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公开(公告)号：US08213158B2
公开(公告)日：2012-07-03
申请号：US12237454
申请日：2008-09-25
CPC分类号： H01G9/15 , H01G9/025 , Y10T29/417
摘要： Provided is a solid electrolytic capacitor comprising an anode of a porous body formed of a valve metal or its alloy, a dielectric layer formed on the surface in the inside part of the porous body and on the surface in the outer peripheral part thereof, a conductive polymer layer formed on the dielectric layer, a cathode layer formed on the conductive polymer layer in the outer peripheral part of the porous body, and an anode lead of which one end is embedded inside the anode, wherein the conductive polymer layer in the first region which is in the inside part of the porous body and the periphery around the anode lead as the center is formed of a polypyrrole layer, and the conductive polymer layer in the second region which is the periphery around the first region is formed by laminating a polypyrrole layer on a polyethylenedioxythiophene layer.
摘要翻译： 提供一种固体电解电容器，其包括由阀金属或其合金形成的多孔体的阳极，形成在多孔体的内部的表面上的电介质层及其外周部的表面，导电性 形成在电介质层上的聚合物层，形成在多孔体的外周部分的导电聚合物层上的阴极层和一端嵌入阳极内的阳极引线，其中第一区域中的导电聚合物层 其位于多孔体的内部，并且由于中心由聚吡咯层形成的阳极引线周围的周围，并且作为第一区域周围的周边的第二区域中的导电性聚合物层通过层叠聚吡咯 层在聚亚乙基二氧噻吩层上。
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