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1.发明公开公开(公告)号：US20230360862A1
公开(公告)日：2023-11-09
申请号：US18224389
申请日：2023-07-20
发明人： Kazuya Koseki , Kazuma Okura , Kazuhiro Nagahara , Kenji Machida
CPC分类号： H01G9/0425 , H01G9/055 , H01G9/042
摘要： Provided is an electrode body that exhibits a good cathode side capacitance, and an electrolytic capacitor provided with this electrode body. The electrode body used for a cathode of the electrolytic capacitor has a cathode foil and a carbon layer. The cathode foil is made of a valve acting metal, and an enlarged surface layer is formed on the surface thereof. The carbon layer is formed on the enlarged surface layer. The interface between the enlarged surface layer and the carbon layer has an uneven shape.
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2.发明授权Polymerization liquid, conductive polymer film obtained from polymerization liquid, and solid electrolytic capacitor 有权聚合液，由聚合液得到的导电聚合物膜和固体电解电容器公开(公告)号：US09536675B2
公开(公告)日：2017-01-03
申请号：US14426106
申请日：2013-08-28
发明人： Kenji Machida , Kenji Tamamitsu , Ryo Muroi
CPC分类号： H01G9/145 , C08F2/06 , C08F2/10 , C08L2666/30 , C08L2666/34 , H01G9/028 , H01G9/035 , H01G9/055 , H01G9/15 , H01M6/04 , Y10T29/417
摘要： Provided is a polymerization liquid for electropolymerization, which uses a solvent that is mainly composed of water, which is greatly increased in the amount of a monomer contained therein, and which is capable of quickly forming a conductive polymer layer having high conductivity and heat resistance, A polymerization liquid for electropolymerization of the present invention contains: a solvent that is composed of 100-80% by mass of water and 0-20% by mass of an organic solvent; at least one monomer having a pi-conjugated double bond; at least one supporting electrolyte; and at least two nonionic surfactants. The at least two nonionic surfactants are composed of at least one acetylenol surfactant and at least one water-soluble nonionic surfactant other than the acetylenol surfactant. Due to the combination of the two nonionic surfactants, the amount of the monomer emulsified with the solvent can be greatly increased.
摘要翻译： 提供一种电聚合用聚合液，其使用主要由水组成的溶剂，其中所含的单体的量大大增加，并且能够快速形成具有高导电性和耐热性的导电聚合物层， 本发明的电聚合用聚合液含有：由100〜80质量％的水和0〜20质量％的有机溶剂构成的溶剂， 至少一种具有π-共轭双键的单体; 至少一种支持电解质; 和至少两种非离子表面活性剂。 所述至少两种非离子表面活性剂由至少一种炔属醇表面活性剂和至少一种除乙炔醇表面活性剂之外的水溶性非离子表面活性剂组成。 由于两种非离子表面活性剂的组合，可以大大提高用溶剂乳化的单体的量。
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3.发明申请公开(公告)号：US20130180091A1
公开(公告)日：2013-07-18
申请号：US13692788
申请日：2012-12-03
发明人： Kenji Machida , Shunzo Suemastu , Kenji Tamamitsu
IPC分类号： H01G11/36
CPC分类号： H01G11/36 , H01G9/016 , H01G9/058 , H01G9/155 , H01G11/28 , H01G11/70 , Y02E60/13 , Y10T29/417
摘要： An electrical double-layer capacitor electrode with excellent capacitance characteristics is obtained together with a manufacturing method therefor. Paper-molded sheet of carbon nanotubes is integrated with etched foil constituting a collector, by means of bumps and indentations formed on the surface of etched foil to prepare an electrical double-layer capacitor electrode. Alternatively, carbon nanotubes grown around core catalyst particles on substrate are integrated with etched foil by means of humps and indentations formed on the surface of etched foil to prepare all electrical double-layer capacitor electrode. To manufacture these electrodes, this carbon nanotube sheet or substrate with carbon nanotubes grown thereon is laid over bumps and indentations on the surface of etched foil, and the sheet or substrate and the foil are pressed under 0.01 to 100 t/cm2 of pressure to integrate the carbon nanotubes with the etched foil.
摘要翻译： 获得具有优异的电容特性的电双层电容器电极及其制造方法。 通过形成在蚀刻箔的表面上的凸起和凹陷，将碳纳米管的纸模成型片与构成集电体的蚀刻箔一体化，以制备双电层电容器电极。 或者，通过在蚀刻箔的表面上形成的凸起和凹陷将蚀刻的箔与蚀刻箔结合在基板上的核心催化剂颗粒周围生长的碳纳米管，以制备所有双电层电容器电极。 为了制造这些电极，将碳纳米管片或其上生长有碳纳米管的基板放置在蚀刻箔的表面上的凸起和凹陷上，并将片或基片和箔压制在0.01至100t / cm 2的压力下以整合 具有蚀刻箔的碳纳米管。
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公开(公告)号：US20240013983A1
公开(公告)日：2024-01-11
申请号：US18028429
申请日：2021-09-14
发明人： Yoshiki KAWAI , Shingo Takeuchi , Kenji Machida
摘要： The objective of the present disclosure is to improve the electrical conductivity of conductive polymers and to provide an electrolytic capacitor using conductive polymers with high electrical conductivity. The solid electrolytic capacitor uses the conductive polymer in which an index D derived by D=(B+C)/A is 4 or more based on an absorbance A at 585 nm, an absorbance B at 800 nm, and an absorbance C at 1200 nm in a light absorption spectrum of the conductive polymer.
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公开(公告)号：US11756740B2
公开(公告)日：2023-09-12
申请号：US17057545
申请日：2019-06-07
发明人： Kazuya Koseki , Kazuma Okura , Kazuhiro Nagahara , Kenji Machida
CPC分类号： H01G9/0425 , H01G9/042 , H01G9/055
摘要： Provided is an electrode body that exhibits a good cathode side capacitance, and an electrolytic capacitor provided with this electrode body. The electrode body used for a cathode of the electrolytic capacitor has a cathode foil and a carbon layer. The cathode foil is made of a valve acting metal, and an enlarged surface layer is formed on the surface thereof. The carbon layer is formed on the enlarged surface layer. The interface between the enlarged surface layer and the carbon layer has an uneven shape.
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公开(公告)号：US11929214B2
公开(公告)日：2024-03-12
申请号：US17786143
申请日：2020-12-15
发明人： Kazuya Koseki , Kazuhiro Nagahara , Kenji Machida
CPC分类号： H01G9/028 , H01G9/0032 , H01G9/055
摘要： Provided is a hybrid electrolytic capacitor having large capacitance, low ESR, and superior high-frequency characteristics and high-temperature endurance. The hybrid electrolytic capacitor 1 is provided with: a cathode 10 having a cathode substrate 11 made of a valve metal, an oxide layer 12 provided on a surface of the cathode substrate 11, an inorganic conductive layer 13 provided on a surface of the oxide layer 12 and including an inorganic conductive material, and an organic conductive layer 14 provided on a surface of the inorganic conductive layer 13 and including a conductive polymer; an anode 20 having an anode substrate 21 made of a valve metal and a dielectric layer 22 provided on a surface of the anode substrate 21; and a composite electrolyte layer 30 having a solid electrolyte layer 31 containing conductive polymer particles 31a which is provided between and in contact with the organic conductive layer 14 of the cathode 10 and the dielectric layer 22 of the anode 20, and an electrolytic solution 32 filled between the conductive polymer particles 31a in the solid electrolyte layer 31.
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公开(公告)号：US11348738B2
公开(公告)日：2022-05-31
申请号：US16650565
申请日：2018-10-02
发明人： Kazuya Koseki , Kazuhiro Nagahara , Kenji Machida
摘要： Provided is an electrolytic capacitor that can reliably exhibit redox capacity due to a conductive polymer layer of a cathode. The electrolytic capacitor includes: a cathode having a conductive substrate and a conductive polymer layer placed on the surface of the conductive substrate; an anode having a substrate composed of a valve metal and a dielectric layer composed of an oxide of the valve metal that is placed on the surface of the substrate, the anode being disposed such that the dielectric layer and the conductive polymer layer of the cathode are opposed to each other across a space; and an ion conductive electrolyte with which the space is filled, the conductive polymer layer of the cathode that is in contact with the ion conductive electrolyte exhibiting a redox capacity due to application of a voltage between the anode and the cathode, wherein the contact resistance between the conductive substrate and the conductive polymer layer in the cathode is 1 Ωcm2 or less.
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公开(公告)号：US20150187511A1
公开(公告)日：2015-07-02
申请号：US14410819
申请日：2013-06-26
CPC分类号： H01G9/2022 , H01G9/2031 , H01G9/2059 , H01L51/0036 , H01L51/0037 , H01M4/608 , H01M14/005 , Y02E10/542 , Y02P70/521
摘要： Provided is a dye-sensitized solar cell which exhibits excellent heat resistance and high photoelectric conversion efficiency. This dye-sensitized solar cell is provided with: a negative electrode having a semiconductor layer with a pigment as a photosensitizer, an electrolyte layer located on the semiconductor layer of the negative electrode having a paired oxidized species and reduced species, and a positive electrode located on the electrolyte layer having a conductive polymer layer that acts as a catalyst to convert the oxidized species into the reduced species. The conductive polymer layer in the positive electrode contains a polymer derived from at least one monomer selected from the group consisting of 3,4-disubstituted thiophenes; and an anion as a dopant to the polymer generated from at least one organic non-sulfonate compound having an anion with the molecular weight of 200 or more. The thickness of the conductive polymer layer is within the range of 100 to 10000 nm.
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9.发明授权公开(公告)号：US08824120B2
公开(公告)日：2014-09-02
申请号：US13692788
申请日：2012-12-03
发明人： Kenji Machida , Shunzo Suemastu , Kenji Tamamitsu
CPC分类号： H01G11/36 , H01G9/016 , H01G9/058 , H01G9/155 , H01G11/28 , H01G11/70 , Y02E60/13 , Y10T29/417
摘要： An electrical double-layer capacitor electrode with excellent capacitance characteristics is obtained together with a manufacturing method therefor. Paper-molded sheet of carbon nanotubes is integrated with etched foil constituting a collector, by means of bumps and indentations formed on the surface of etched foil to prepare an electrical double-layer capacitor electrode. Alternatively, carbon nanotubes grown around core catalyst particles on substrate are integrated with etched foil by means of bumps and indentations formed on the surface of etched foil to prepare an electrical double-layer capacitor electrode. To manufacture these electrodes, this carbon nanotube sheet or substrate with carbon nanotubes grown thereon is laid over bumps and indentations on the surface of etched foil, and the sheet or substrate and the foil are pressed under 0.01 to 100 t/cm2 of pressure to integrate the carbon nanotubes with the etched foil.
摘要翻译： 获得具有优异的电容特性的电双层电容器电极及其制造方法。 通过形成在蚀刻箔的表面上的凸起和凹陷，将碳纳米管的纸模成型片与构成集电体的蚀刻箔一体化，以制备双电层电容器电极。 或者，通过在蚀刻箔的表面上形成的凸起和凹痕与蚀刻箔一体地在基板上的核心催化剂颗粒周围生长碳纳米管，以制备双电层电容器电极。 为了制造这些电极，将碳纳米管片或其上生长有碳纳米管的基板放置在蚀刻箔的表面上的凸起和凹陷上，并将片或基片和箔压制在0.01至100t / cm 2的压力下以整合 具有蚀刻箔的碳纳米管。
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10.发明申请公开(公告)号：US20210193395A1
公开(公告)日：2021-06-24
申请号：US17057545
申请日：2019-06-07
发明人： Kazuya Koseki , Kazuma Okura , Kazuhiro Nagahara , Kenji Machida
摘要： Provided is an electrode body that exhibits a good cathode side capacitance, and an electrolytic capacitor provided with this electrode body. The electrode body used for a cathode of the electrolytic capacitor has a cathode foil and a carbon layer. The cathode foil is made of a valve acting metal, and an enlarged surface layer is formed on the surface thereof. The carbon layer is formed on the enlarged surface layer. The interface between the enlarged surface layer and the carbon layer has an uneven shape.
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