Heraeus Precious Metals Gmbh & Co. Kg

Heraeus Deutschland Gmbh & Co Kg

Heraeus Epurio LLC

Matthias Intelmann

Udo Merker

Katrin Asteman

Klaus Wussow

Armin Sautter

Arnulf Scheel

Knud Reuter

Andreas Elschner

A process for the production of a layer composition, comprising the process steps: a) provision of a substrate with a substrate surface; b) formation of a stabilized electrically conductive polymer layer on at least a pail of the substrate surface, the formation of the stabilized electrically conductive polymer layer comprising the process steps: b1) formation of an electrically conductive polymer layer comprising an electrically conductive polymer on at least a part of the substrate surface; b2) application of a liquid stabilizer phase, comprising at least one stabilizer and at least one solvent or dispersant, onto the electrically conductive polymer layer obtained in process step b1) for the formation of a stabilizer layer, wherein the at least one stabilizer is a flavonoid. The present invention also relates to a layer composition and to the use of a layer composition.

Process for the production of a layer composition

The present invention relates to a process for producing a liquid composition comprising a functionalized &#x3c0;-conjugated polythiophenes, comprising the process steps of i) providing a liquid phase comprising a) thiophene monomers of the general formula (I) wherein X,Y are identical or different and are O, S, or NR, wherein Ris hydrogen or an aliphatic or aromatic residue having 1 to 18 carbon atoms; A is organic residue carrying an anionic functional group; b) an oxidizing agent; and c) a solvent; ii) oxidatively polymerizing the thiophene monomers of the general formula (I) to obtain a liquid composition comprising functionalized &#x3c0;-conjugated polythiophenes; wherein (&#x3b1;1) the pH of the liquid phase provided in process step i) is adjusted to a value below 7.0, wherein the pH is determined at a temperature of 20&#xb0; C.; and (&#x3b1;2) the chloride content of the liquid phase provided in process step i) is less than 10000 ppm, based on the total weight of the liquid phase. The present invention also relates to the liquid composition obtainable by this process, to a liquid composition comprising a functionalized &#x3c0;-conjugated polythiophene, wherein the com-position is characterized by a certain ratio of mass average molecular weight Mand the molar average molecular weight Mof the functionalized &#x3c0;-conjugated polythiophene, to a liquid composition comprising a functionalized &#x3c0;-conjugated polythiophene, wherein the functionalized &#x3c0;-conjugated polythiophene comprises different repeating units in a defined amount, to a process for the preparation of such a liquid composition, to a process for the preparation of a capacitor in which these liquid compositions are used for the formation of the solid electrolyte, to a capacitor obtainable by this process and to the use of the liquid compositions for the preparation of a conductive layer.

Process for producing functionalized polythiophenes

The present invention relates to a process for producing an electrolytic capacitor wherein&#x2014;a primer solution e) is applied to a capacitor body (), followed by an application of a solution or dispersion a) comprising a conjugated polymer b) and a solvent or dispersant d), followed by an at least partial removal of the solvent or dispersant d) for the formation of a polymeric outer layer () that is formed onto the capacitor body (), and wherein the primer solution e) comprises at least one monofunctional amine and at least one carboxylic acid.

Monofunctional amines as adhesion primers for conductive polymers

Described are processes for the production of a capacitor, comprising the process steps: Also described are capacitors, electronic circuits, uses of these capacitors, processes for the preparation of dispersions, dispersions obtainable by these processes, organic solar cells, processes for the production of these organic solar cells, and the use of dispersion for the production of organic solar cells.

Use of PEDOT/PSS dispersions of high PEDOT content for the production of capacitors and solar cells

Described are methods for the production of a capacitor, comprising the process steps:

Use of mixtures of self-doped and foreign-doped conductive polymers in a capacitor

The invention is relates to a method for manufacturing a capacitor. The method has the following steps:

Method for improving electrical parameters in capacitors comprising PEDOT/PSS as a solid electrolyte through a polyalkylene glycol

The invention relates to a process for producing electrolytic capacitors with low equivalent series resistance, low residual current and high thermal stability, which consist of a solid electrolyte and an outer layer comprising conjugated polymers, to electrolytic capacitors produced by this process and to the use of such electrolylic capacitors.

Process for producing electrolytic capacitors with a polymeric outer layer

The invention relates to a process for producing electrolytic capacitors with low equivalent series resistance, low residual current and high thermal stability, which consist of a solid electrolyte and an outer layer comprising conjugated polymers, to electrolytic capacitors produced by this process and to the use of such electrolytic capacitors.

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Kö'ln, Germany

Matthias Intelmann