Polymerize ethylenedioxythiophene (EDOT) in a polymerization process using dinonylnaphthalenesulfonic acid (DNNSA) as the dopant and Fe(III) p-toluenesulfonate (Fe (III) p-TSA) as the oxidizing agent to produce an organically soluble polyethylenedioxythiophene (PEDOT).

The present application can provide a preparation method that can effectively produce a polymer having desired molecular weight characteristics and solubility in a solvent, and having a monomer composition, which is designed freely and variously according to the purpose, without unnecessary components with excellent polymerization efficiency and conversion rates, and a dispersion comprising the polymer formed by the preparation method.

The present disclosure presents a disulfide containing monomer, its reduced form, its derivative, the synthesis method of this disulfide containing monomer, and the polymer containing the monomers disclosed thereof

The present disclosure relates to a porous polymer actuator which maintains the porous structure of the polymer actuator by forming a conductive polymer layer on a commercially available porous polymer separation membrane by vapor-phase polymerization and is capable of improving fast responsiveness to organic solvents and durability by ensuring structural anisotropy, and a method for fabricating the same. The porous polymer actuator according to the present disclosure includes: a porous polymer separation membrane having pores; and a conductive polymer layer coated on one surface and in the pores of the porous polymer separation membrane, wherein the porous polymer actuator has a gradient wherein the amount of the conductive polymer coated in the pores decreases from the one surface of the porous polymer separation membrane toward the other surface.

A method for manufacturing an electrolytic capacitor is provided. A conductive polymer solution is applied onto a porous main body. The porous main body includes a porous electrode body having an electrode material and a dielectric layer covering an outer surface of the electrode material. The conductive polymer solution contains conductive polymer particles whose average particle size ranges from 0.5 nm to 50 nm. A solid electrolyte is formed to completely or partially cover a surface of the dielectric layer. A material of the conductive polymer particles includes at least one of polythiophene having at least one sulfonic acid group and polyselenophene having at least one sulfonic acid group. An electrical conductivity of a dry membrane formed from the conductive polymer particles is higher than 25 S/cm. An amount of metal cations in the conductive polymer solution is less than 500 mg/kg.

A liquid composition includes a thiophene polymer; and at least one polymerization component selected from the group including a monomer and an oligomer.

A method for manufacturing an electrolytic capacitor is provided. A crosslinking agent is applied onto a capacitor body. A solution containing a conjugated polymer is applied onto the capacitor body after applying the crosslinking agent. A part of a solvent of the solution is removed, so as to form a polymer outer layer onto the capacitor body. The capacitor body includes an electrode body, an electrode material, a dielectric layer, and a solid electrolyte. The electrode material is formed on the electrode body. A surface of the electrode material is covered by the dielectric layer. The dielectric layer is covered by the solid electrolyte. The electrode body or the solid electrolyte is formed from at least one of polythiophene having at least one sulfonic acid group and polyselenophene having at least one sulfonic acid group.

A composition comprising: (a) a conductive polymer, (b) a resin having a solubility parameter of 9.0 to 12.0 (cal/cm.sup.3).sup.1/2, (c) a solvent, and (d) a phenolic compound.

The present disclosure relates to a porous polymer actuator which maintains the porous structure of the polymer actuator by forming a conductive polymer layer on a commercially available porous polymer separation membrane by vapor-phase polymerization and is capable of improving fast responsiveness to organic solvents and durability by ensuring structural anisotropy, and a method for fabricating the same. The porous polymer actuator according to the present disclosure includes: a porous polymer separation membrane having pores; and a conductive polymer layer coated on one surface and in the pores of the porous polymer separation membrane, wherein the porous polymer actuator has a gradient wherein the amount of the conductive polymer coated in the pores decreases from the one surface of the porous polymer separation membrane toward the other surface.

A liquid composition includes a thiophene polymer; and at least one polymerization component selected from the group including a monomer and an oligomer.