Heraeus Deutschland Gmbh & Co Kg

Heraeus Precious Metals Gmbh & Co. Kg

Heraeus Epurio LLC

Arnulf Scheel

Andreas Elschner

Knud Reuter

Stephan Kirchmeyer

Wilfried Lövenich

Katrin Asteman

Matthias Intelmann

Udo Merker

Nina Kausch-Busies

Udo Guntermann

Armin Sautter

Stefan Schumann

Jan Sütterlin

Detlef Riesebeck

Wilfried LÖVERICH

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 composition comprising: The present invention also relates to a layered structure comprising the composition, to a process for the production of the composition, to a process for the production of the layered structure and to devices comprising the layered structure as well as to the use of the composition in devices to achieve a prolongation of lifetime.

Conductive polymer in organic solvent with fluorinated compound

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 is a complex comprising a polythiophene and a sulphonated synthetic rubber. Also described is a process for producing complexes, the complexes obtained by this process, a composition, a layer structure, a process for producing the layer structure, the layer structure obtained by this process, electronic components, and the use of a composition.

PEDOT dispersions in organic solvents

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Kö'ln, Germany

Arnulf Scheel