Production of conductive coatings by means of inkjet printing

Details Production of conductive coatings by means of inkjet printing Production of conductive coatings by means of inkjet printing

H - Electricity

01

B

H01B 1/12 (2006.01) H01L 51/00 (2006.01)

Patent

CA 2697472

The present invention relates to a novel process for producing conductive coatings comprising a dispersion or solution comprising at least one optionally substituted polythiophene, at least one polyanion, water, at least one solvent and at least one basic additive by means of inkjet printing, characterized in that the pH of the aqueous dispersion or solution is adjusted to a value between 2 and 10 by means of at least one basic additive, to conductive coatings and to the use thereof.

L'invention concerne un nouveau procédé de production de revêtements conducteurs consistant en une dispersion ou une solution comprenant au moins un polythiophène éventuellement substitué, au moins un polyanion, de l'eau, au moins un solvant, et au moins un additif de base par impression à jet d'encre, se caractérisant en ce que le pH de la dispersion ou la solution aqueuse est réglé sur valeur comprise entre 2 et 10 au moyen d'au moins un additif de base, selon les revêtements conducteurs et leur utilisation.

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