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Electrolytic capacitors with polymeric outer layer

TLDR
In this paper, a method of preparing electrolytic capacitors that involves forming the conductive polymer of the solid electrolyte layer in situ by means of chemical oxidative polymerization or electrochemical polymerization is described.
Abstract
Electrolytic capacitors having low equivalent series resistance and low leakage current are described. The electrolytic capacitors include a solid electrolyte layer of a conductive material in particular a conductive polymer, and an outer layer that includes binders, polymeric anions and conductive polymers (e.g., polythiophenes). Also described is a method of preparing electrolytic capacitors that involves forming the conductive polymer of the solid electrolyte layer in situ by means of chemical oxidative polymerization or electrochemical polymerization. Electronic circuits that include the electrolytic capacitors are also described.

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Citations
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Patent

Metal and electronically conductive polymer transfer

TL;DR: In this article, a donor laminate consisting of a substrate, an electronically conductive polymer layer in contact with the substrate, and a metal layer was proposed. But this was not the case in this paper.
Patent

Process for the production of electrolyte capacitors of high nominal voltage

TL;DR: In this article, a process for the production of electrolyte capacitors having low equivalent series resistance and low residual current for high nominal voltages was described, and the use of such capacitors was discussed.
Patent

Electrolyte capacitors having a polymeric outer layer and process for their production

TL;DR: In this paper, a process for the production of electrolyte capacitors having low equivalent series resistance and low residual current was described, which consisted of a solid electrolyte of conductive polymers and an outer layer comprising conductives polymers applied in the form of a dispersion.
Patent

Polymeric conductor donor and transfer method

TL;DR: In this article, a donor laminate for transfer of a conductive layer comprising at least one electronically conductive polymer on to a receiver, wherein the receiver is a component of a device, is presented.
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Hermetically sealed capacitor assembly

TL;DR: In this paper, a capacitor assembly that includes a conductive polymer electrolytic capacitor that is enclosed and hermetically sealed within a ceramic housing in the presence of an inert gas is provided.
References
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Patent

Solid electrolytes, and electrolyte capacitors containing same

TL;DR: In this article, the use of polythiophenes which are built up from structural units of the formula STR1## was introduced, in which R1 and R2, independently of one another, stand for hydrogen or a C1-C4 -alkyl group, or, together, form an optionally substituted C1 -C4-alkylene radical or a 1,2-cyclohexylene radical, solid electrolytes in electrolyte capacitors.
Patent

Solid electrolytic capacitor

TL;DR: In this paper, a porous tantalum sintered body is anode-oxidized to form a dielectric film composed of a tantalum oxide on the surface.
Patent

Solid electrolytic capacitor and its manufacturing method

TL;DR: In this article, a solid electrolytic capacitor has a structure where respective anode sections of capacitor elements are joined by resistance welding via a through hole formed in the anode lead frame.
Patent

Preparation of conductive polymers from stabilized precursor solutions

TL;DR: In this article, a mixed-solvent system was used for preparing a conductive polymer counter electrode in a solid tantalum capacitor by polymerizing the monomer inside a porous tantalum pellet.
Patent

Conductive composition precursor, conductive composition, solid electrolytic capacitor, and their manufacturing method

TL;DR: In this article, a method of manufacturing a conductive composition precursor prepared by dispersing or dissolving at least one additive having high dielectric layer repairing ability in conductive polymer solution is presented.
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