A liquid composition comprising i) particles comprising a complex of a polythiophene and a polyanion; ii) a liquid phase, wherein the liquid phase comprises iia) water and iib) at least one organic solvent having - a boiling point, determined at a pressure of 1013 mbar, in the range from 110 to 250°C and - a solubility in water, determined at 25°C, of at least 10 wt.-%; wherein the organic solvent iib) is capable of forming an azeotrope with water iia); - wherein the polythiophene is poly(3,4-ethylenedioxythiophene) and wherein the polyanion is an anion of polystyrene sulfonic acid; - wherein the at least one organic solvent iib) is diacetone alcohol; - wherein the liquid composition comprises the at least one organic solvent iib) in an amount of less than 10 wt.-%, based on the total weight of the liquid composition; and - wherein the liquid composition comprises the complex i) of a polythiophene and a polyanion in an amount of 0.001 to 2.5 wt.-%, based on the total weight of the liquid composition. i) particles comprising a complex of a polythiophene and a polyanion; ii) a liquid phase, wherein the liquid phase comprises iia) water and iib) at least one organic solvent having - a boiling point, determined at a pressure of 1013 mbar, in the range from 110 to 250°C and - a solubility in water, determined at 25°C, of at least 10 wt.-%; wherein the organic solvent iib) is capable of forming an azeotrope with water iia); - wherein the polythiophene is poly(3,4-ethylenedioxythiophene) and wherein the polyanion is an anion of polystyrene sulfonic acid; - wherein the at least one organic solvent iib) is diacetone alcohol; - wherein the liquid composition comprises the at least one organic solvent iib) in an amount of less than 10 wt.-%, based on the total weight of the liquid composition; and - wherein the liquid composition comprises the complex i) of a polythiophene and a polyanion in an amount of 0.001 to 2.5 wt.-%, based on the total weight of the liquid composition. iia) water and iib) at least one organic solvent having - a boiling point, determined at a pressure of 1013 mbar, in the range from 110 to 250°C and - a solubility in water, determined at 25°C, of at least 10 wt.-%; - a boiling point, determined at a pressure of 1013 mbar, in the range from 110 to 250°C and - a solubility in water, determined at 25°C, of at least 10 wt.-%; wherein the organic solvent iib) is capable of forming an azeotrope with water iia); - wherein the polythiophene is poly(3,4-ethylenedioxythiophene) and wherein the polyanion is an anion of polystyrene sulfonic acid; - wherein the at least one organic solvent iib) is diacetone alcohol; - wherein the liquid composition comprises the at least one organic solvent iib) in an amount of less than 10 wt.-%, based on the total weight of the liquid composition; and - wherein the liquid composition comprises the complex i) of a polythiophene and a polyanion in an amount of 0.001 to 2.5 wt.-%, based on the total weight of the liquid composition. - wherein the polythiophene is poly(3,4-ethylenedioxythiophene) and wherein the polyanion is an anion of polystyrene sulfonic acid; - wherein the at least one organic solvent iib) is diacetone alcohol; - wherein the liquid composition comprises the at least one organic solvent iib) in an amount of less than 10 wt.-%, based on the total weight of the liquid composition; and - wherein the liquid composition comprises the complex i) of a polythiophene and a polyanion in an amount of 0.001 to 2.5 wt.-%, based on the total weight of the liquid composition.