Zipperling Kessler & Co. (gmbh & Co)

Ormecon Gmbh

Americhem, Inc.

E.i. Dupont De Nemours and Company

Monsanto Company

Alliedsignal Inc.

H.c. Starck Gmbh

Zipperling Kessler & Co.

Bernhard M Wessling

Vaman G Kulkarni

Harald K Volk

Lawrence W Shacklette

Ronald L Elsenbaumer

Granville G Miller

Susanne Blattner

Brian C Auman

Stephan Kirchmeyer

Chien-Chung Han

Dietrich Gehrmann

Paul Arthur Meloni

Peter Whang

Holger Merkle, Jr

Bernhard M WeBling

Merkle Holger

Susanne Bl Attner

A dispersion which contains particles of at least one intrinsically conductive polymer, wherein the particle size is on average (weight) less than 1 &#x3bc;m, and which is characterized in that the dispersant is a liquid at room temperature, and a layer, film or sheet formed from this dispersion has a conductivity of &#x3e;100 S/cm after removal of the dispersant.

Dispersions of intrinsically conductive polymers

The invention relates to a coated article which has (i) at least one electrically non-conducting base layer, (ii) at least one layer of copper and/or a copper alloy, and (iii) a layer which contains at least one electrically conductive polymer, wherein the copper or copper alloy layer (ii) is positioned between the base layer (i) and the layer containing the conductive polymer (iii), and which is characterized in that the layer (iii) contains at least one precious metal or at least one semiprecious metal or a mixture thereof. The invention also relates to a process for its production and also its use for the prevention of corrosion and to preserve the solderability of printed circuit boards.

Article with a coating of electrically conductive polymer and precious/semiprecious metal and process for production thereof

The invention relates to a composition which comprises an intrinsically conductive polymer and indium and which is particularly suitable for producing puncture injection layers in light emitting diodes. Methods for producing and using the inventive composition and electronic devices for the production thereof are also disclosed.

Chemical compound comprising an indium-containing intrinsically conductive polymer

The present invention relates to a conductive polymer or organic metal which is characterized in that nanoscopic particles formed from same with a particle size of less than 100 nm have an anisotropic morphology which is not spherical and has a length-to-diameter ('L/D') ratio greater than 1.2. The invention also relates to a process for the preparation of such polymers and their use in the preparation of shaped parts, self-supporting foils or coatings with electrical conductivity, in particular on anisotropic substrates or in anisotropic media and fields.

Conductive polymers consisting of anisotropic morphology particles

The invention relates to a dispersion which contains particles of at least one intrinsically conductive polymer, wherein the particle size is on average (weight) less than 1 &#x3bc;m, and which is characterized in that the dispersant is a liquid at room temperature, and a layer, film or sheet formed from this dispersion has a conductivity of &#x3e;100 S/cm after removal of the dispersant. The invention also relates to a process for the preparation of this dispersion.

Dispersions of intrinsically conductive polymers, and methods for the production thereof

A coated article, which contains (i) at least one electrically non-conductive base layer, (ii) at least one layer of copper and/or a copper alloy, and (iii) a tin-containing layer, wherein the layer (ii) is positioned between the layer (i) and the layer (iii). The article is characterized in that the tin-containing layer (iii) contains at least one other metal.

Tin-coated printed circuit boards with low tendency to whisker formation

A coated article, which has (i) at least one electrically non-conductive base layer, (ii) at least one layer of copper and/or a copper alloy, and (iii) a layer which contains at least one electrically conductive polymer. The article is characterized in that the copper or copper alloy layer (ii) is positioned between the base layer (i) and the layer (iii) containing the conductive polymer.

Article with a coating of electrically conductive polymer

The present invention relates to electrically conductive polyimide films having dispersed in them electrically conductive polymer particles having an average particle size from 0.5 to 5.0 microns. These films are suitable as image transfer belts in high-speed color copying machines and possess a surface smoothness, Ra factor (microns), between 0.5 and 1.5 and a gloss factor between 70 and 120.

Polyimide based substrate comprising doped polyaniline

Disclosed herein is a water-dispersible powder consisting essentially of polymers T comprising recurring thiophene units and at least one further polyanionic polymer P and process for preparing and using the same.

Dispersible polymer powders

Compounds of intrinsically conductive polymers, in particular polyanilines, with metals, their preparation and uses of these compounds are described.

Chemical compounds made of intrinsically conductive polymers and metals

Process for the production of metallized materials

A process for the production of corrosion-protected metallic materials by passivation is described, in which a layer of an intrinsically conductive polymer is deposited on the metallic material, and the coated metallic material is brought into contact with oxygen-containing water until the equilibrium potential is reached, with polyaniline in particular being used as conductive polymer.

Process for the production of corrosion-protected metallic materials and

Dispersible intrinsically conductive polymer and process for its

This invention relates to an improved anti-corrosion paint of the type comprising one or more polymeric binders dispersed in a liquid medium, said improvement comprising an anti-corrosion effective amount of one or more non-conductive conjugated polymers.

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Bargteheide, Germany

Bernhard M Wessling