H01G9/0425

METHOD FOR MANUFACTURING ELECTRONIC COMPONENT
20230170155 · 2023-06-01 ·

A method for manufacturing an electronic component includes: a preparation step of preparing an electrode-forming body for electronic components; and an electrode forming step of forming an electrode on an outer surface of the electrode-forming body for electronic components, wherein in the electrode forming step, a conductive resin layer is formed on the electrode-forming body for electronic components by using a conductive resin composition containing a silicone resin. According to the present invention, it is possible to provide a method for manufacturing an electronic component having high moisture resistance. Alternatively, it is possible to provide a method for manufacturing an electronic component having reduced restrictions on design and manufacturing and high manufacturing efficiency, in addition to high moisture resistance.

ELECTROLYTIC CAPACITOR AND METHOD FOR MANUFACTURING SAME
20170309406 · 2017-10-26 ·

An electrolytic capacitor includes: an anode body; a dielectric layer; a first conductive polymer layer; a second conductive polymer layer; and a first intermediate layer. The dielectric layer is formed on the anode body. The first conductive polymer layer covers at least a part of the dielectric layer. The second conductive polymer layer covers at least a part of the first conductive polymer layer. The first intermediate layer is formed between the first conductive polymer layer and the second conductive polymer layer. The first intermediate layer includes both a cationic agent and an anionic agent, and the first intermediate layer has a first region and a second region, the first region facing the first conductive polymer layer, the second region facing the second conductive polymer layer. The first region contains a greater amount of the anionic agent than the second region, and the second region contains a greater amount of the cationic agent than the first region.

Hybrid Capacitor with Improved ESR Stabilization

Provided is a capacitor, and more preferably a hybrid capacitor, and a method of making the capacitor. The capacitor comprises an anode, with a dielectric on the anode, and a cathode with a barrier layer on the cathode. A separator, conductive polymer, liquid electrolyte and stabilizer are between the anode and

Polyanion Copolymers for Use with Conducting Polymers in Solid Electrolytic Capacitors

A capacitor and a method of making a capacitor, is provided with improved reliability performance. The capacitor comprises an anode; a dielectric on the anode; and a cathode on the dielectric wherein the cathode comprises a conductive polymer and a polyanion wherein the polyanion is a copolymer comprising groups A, B and C represented by Formula A.sub.xB.sub.yC.sub.z as described herein.

Solid electrolytic capacitor for a tantalum embedded microchip

A solid electrolytic capacitor and method for making the capacitor are provided. The capacitor includes a porous anode body, an anode foil, a dielectric, a cathode, and anode and cathode terminations. The foil is disposed on a planar surface of the anode body, and both comprise a valve metal. Further, the dielectric overlies at least a portion of the anode body, and the dielectric is also formed within the anode body. The cathode overlies at least a portion of the dielectric that overlies the anode body and includes a solid electrolyte, where at least a portion of a lower surface of the foil is free of both the dielectric and the solid electrolyte. In addition, the anode termination is electrically connected to the portion of the lower surface of the foil that is free of both the dielectric and the solid electrolyte, and the cathode termination is electrically connected to the solid electrolyte.

SOLID ELECTROLYTIC CAPACITOR
20170287647 · 2017-10-05 ·

A solid electrolytic capacitor that includes a capacitor element having a linear through conductor made of a valve function metal, a dielectric layer disposed on the through conductor, and a cathode-side functional layer disposed on the dielectric layer. The through conductor includes a core portion and a porous portion covering a peripheral surface of the core portion. Both end faces of the core portion of the through conductor are in contact with a pair of anode terminals on the pair of end faces of the body, respectively. A cathode terminal is electrically connected to the cathode-side functional layer.

Method of improving electromechanical integrity of cathode coating to cathode termination interfaces in solid electrolytic capacitors

A solid electrolytic capacitor is described which comprises an anode, a dielectric on the anode and a cathode on the dielectric. A conductive coating is on the cathode wherein the conductive layer comprises an exterior surface of a first high melting point metal. An adjacent layer is provided comprising a second high melting point metal, wherein the first high melting point metal and the second high melting point metal are metallurgically bonded with a low melting point metal.

Hermetically sealed electrolytic capacitor

A hermetically sealed capacitor and method of manufacturing are provided. The hermetically sealed capacitor includes an anode element having an anode wire and a feed through barrel, a cathode element, a first case portion having a first opening portion and a second case portion having a second opening portion. The first and second opening portions form an opening configured to mate with the feed through barrel. The first opening portion may include a slot portion configured to receive the feed through barrel. The hermetically sealed capacitor may also include electrolytic solution disposed between the first and second case portions.

Carbon paste and solid electrolytic capacitor element
09734953 · 2017-08-15 · ·

A carbon paste including a carbon powder, a resin, and an oxygen releasing oxidizer. The amount of the oxidizer is 3 to 30 parts by mass based on 100 parts by mass of the total amount of the carbon powder and the resin. A solid electrolytic capacitor element is prepared by a method which includes making a valve-action metal powder sintered to obtain an anode body, electrolytically oxidizing a surface of the anode body to chemically convert the surface into a dielectric layer, electrolytic polymerization to form a semiconductor layer of an electro conductive polymer on the dielectric layer, applying the carbon paste onto the semiconductor layer, and drying and hardening the carbon paste to form a carbon layer.

ELECTROLYTIC CAPACITOR

An electrolytic capacitor includes an anode body having a porous structure, an anode lead having a sheet shape, a dielectric layer disposed on a surface of the anode body, a cathode layer covering at least a part of the dielectric layer, an anode lead frame electrically connected to the anode lead, and a cathode lead frame electrically connected to the cathode lead. The anode lead includes an embedded portion embedded in the anode body and a protrusion portion protruding to an outside of the anode body. The anode lead has a first main surface facing the cathode lead frame and a second main surface opposite to the first main surface. The anode lead is located between a center of the anode body and an end face of the anode body in a first direction in which the first main surface faces the cathode lead frame. The end face of the anode body is positioned at a side close to the cathode lead frame.