Kemet Electronics Corporation

Kemet Electroncis Corporation

Randolph Stephen Hahn

Philip Michael Lessner

Antony P Chacko

John Tony Kinard

Brian John Melody

Qingping Chen

Yongjian Qiu

David W Jacobs

Brandon Summey

Keith R Brenneman

Veeriya Rajasekaran

Jeffrey Poltorak

Hong Zhang

Tsung-Yuan Su

Erik Karlsen Reed

Yang Jin

John Bultitude

David Alexander Wheeler

John E McConnell

Chris Stolarski

Albert Kennedy Harrington

Kimberly Lynn Pritchard

Pablo Antonio Ruiz

Yaru Shi

Yuri Freeman

Peter J Fernstrom

Lei Xu

Robert Ramsbottom

Elisabeth Crittendon Key

Zhen Wu

James L Piller

Udaya Shankar Bhimaraja

John Piper

John D Henley, Jr

Shelby J Poore

Kristen Key

John D Henley

Carole C Eppes

John E Mcconnell

Phillip M Lessner

An improved method of forming a capacitor, and capacitor formed thereby, is described. The method comprises forming an anode with an anode lead extending therefrom, forming a dielectric on the anode, forming a solid cathode layer on the dielectric and forming a hermetic encasement on the capacitor wherein the hermetic encasement comprises a conformal non-conductive layer.

Capacitor with volumetrically efficient hermetic packaging

A solid electrolytic capacitor and method for forming a solid electrolytic capacitor with high temperature leakage stability is described. The solid electrolytic capacitor has improved leakage current and is especially well suited for high temperature environments such as down-hole applications.

Solid electrolytic capacitor with high temperature leakage stability

An improved capacitor is provided wherein the improved capacitor has improved ESR. The capacitor has a fluted anode and an anode wire extending from the fluted anode. A dielectric is on the fluted anode. A conformal cathode is on the dielectric and a plated metal layer is on the carbon layer.

Low ESR capacitor

A method for forming a capacitor, a capacitor formed thereby and an improved composition for a conductive coating are described. The method includes providing an anode, forming a dielectric on the anode and forming a cathode layer over the dielectric by applying an amine, a weak acid and a conductive polymer.

Process to improve coverage and electrical performance of solid electrolytic capacitor

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.

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

An improved process for forming a capacitor, and improved capacitor formed thereby is described. The process includes:

Solid electrolytic capacitor and improved method for manufacturing a solid electrolytic capacitor

A process for preparing a solid electrolytic capacitor comprising application of coverage enhancing catalyst followed by application of a conducting polymer layer. Coverage enhancing catalyst is removed after coating and curing.

Materials and method for improving corner and edge coverage of solid electrolytic capacitors

An improved solid electrolytic capacitor and method of forming a solid electrolytic capacitor is described. The method includes forming an anode comprising a valve metal or conductive oxide of a valve metal wherein an anode lead extension protrudes from the anode. A dielectric is formed on the anode and a cathode layer is formed on the dielectric. The anode, dielectric, and cathode layer are encased in a non-conducting material and the anode lead extension is exposed outside of the encasement at a side surface. A conductive metal layer is adhered to the anode lead extension which allows termination preferably by electrically connecting a preformed solid metal terminal, most preferably an L shaped terminal, to the conductive metal layer at the side surface.

Solid electrolytic capacitor and method of manufacture

A process for preparing a solid electrolytic capacitor comprising application of coverage enhancing catalyst followed by application of a conducting polymer layer wherein the conductive polymeric cathode comprises the coverage enhancement catalyst wherein the conductive polymeric layer has improved coverage of the corners and edges. Coverage enhancing catalyst is removed after coating and curing.

Materials and methods for improving corner and edge coverage of solid electrolytic capacitors

A solid electrolytic capacitor with an anode and a dielectric on the anode. A cathode is on the dielectric and a conductive coating on the dielectric. A cathode lead is electrically connected to the conductive coating by an adhesive selected from the group consisting of a transient liquid phase sinterable material and polymer solder.

A capacitor with an anode, a dielectric on the anode and a cathode on the dielectric. A blocking layer is on the cathode. A metal filled layer is on said blocking layer and a plated layer is on the metal filled layer.

Solid electrolytic capacitors with improved reliability

A process for forming a solid electrolytic capacitor and an electrolytic capacitor formed by the process. The process includes: providing an anode wherein the anode comprises a porous body and an anode wire extending from the porous body; apply a thin polymer layer onto the dielectric, and forming a dielectric on the porous body to form an anodized anode; applying a first slurry to the anodized anode to form a blocking layer wherein the first slurry comprises a first conducting polymer with an median particle size of at least 0.05 &#x3bc;m forming a layer of crosslinker on the blocking layer; and applying a layer of a second conducting polymer on the layer of crosslinker.

Process for solid electrolytic capacitors using polymer slurries

Growing community of inventors

Simpsonville, SC, United States of America

Randolph Stephen Hahn