Conductive polymer dispersion and method for preparing same, and method for manufacturing conductive film
AssigneeShin-Etsu Polymer Co., Ltd.
InventorSou Matsubayashi
Life of this patent
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Abstract
A conductive polymer dispersion of this disclosure includes: a conductive composite containing a n-conjugated conductive polymer and a polyanion; an isocyanurate-based compound; and a dispersion medium for dispersing the conductive composite.
Claims16
A conductive polymer dispersion, comprising:
- a conductive composite containing a π-conjugated conductive polymer and a polyanion having an excess anion group that does not contribute to doping and has been reacted with an amine compound or an epoxy compound;
- an isocyanurate-based compound represented by the following formula (1);
- and
- a dispersion medium for dispersing the conductive composite:
- in the formula (1), R1, R2, and R3 each independently represent a hydrogen atom or a substituent selected from the group consisting of an alkyl group having 1 to 100 carbon atoms, an alkoxy group having 1 to 100 carbon atoms, and an aryl group having 6 to 100 carbon atoms, and the substituent may have a (meth)acryloyloxy group, a carboxy group, a hydroxy group, an amino group, or a trialkoxysilyl group.
A conductive polymer dispersion, comprising:
- a conductive composite containing a π-conjugated conductive polymer and a polyanion having an excess anion group that does not contribute to doping and has been reacted with an amine compound or an epoxy compound;
- an isocyanurate-based compound represented by the following formula (1);
- and
- a dispersion medium containing an organic solvent for dispersing the conductive composite:
- in the formula (1), R1, R2, and R3 each independently represent a hydrogen atom or a substituent.
A method of producing a conductive polymer dispersion, comprising adding an isocyanurate-based compound represented by the following formula (1) to an aqueous dispersion of a conductive composite containing π-conjugated conductive polymer and a polyanion having an excess anion group that does not contribute to doping and has been reacted with an amine compound or an epoxy compound:
- in the formula (1), R1, R2, and R3 each independently represent a hydrogen atom or a substituent selected from the group consisting of an alkyl group having 1 to 100 carbon atoms, an alkoxy group having 1 to 100 carbon atoms, and an aryl group having 6 to 100 carbon atoms, and the substituent may have a (meth)acryloyloxy group, a carboxy group, a hydroxy group, an amino group, or a trialkoxysilyl group.
A method of producing a conductive polymer dispersion, comprising:
- drying an aqueous dispersion of a conductive composite containing a π-conjugated conductive polymer and a polyanion to obtain a dried product, wherein a polyanion has an excess anion group that does not contribute to doping;
- adding an amine compound and an organic solvent to the dried product to prepare a conductive mixed liquid, wherein the excess anion group has been reacted with an amine compound;
- and
- adding an isocyanurate-based compound represented by the following formula (1) to the conductive mixed liquid:
- in the formula (1), R1, R2, and R3 each independently represent a hydrogen atom or a substituent.
A method of producing a conductive polymer dispersion, comprising:
- adding an epoxy compound to an aqueous dispersion of a conductive composite containing π-conjugated conductive polymer and a polyanion having an excess anion group that does not contribute to doping and has been reacted with an amine compound or an epoxy compound to precipitate the conductive composite, to thereby form a precipitate;
- collecting the precipitate;
- adding an organic solvent to the collected precipitate to prepare a conductive mixed liquid;
- and
- adding an isocyanurate-based compound represented by the following formula (1) to the conductive mixed liquid:
- in the formula (1), R1, R2, and R3 each independently represent a hydrogen atom or a substituent selected from the group consisting of an alkyl group having 1 to 100 carbon atoms, an alkoxy group having 1 to 100 carbon atoms, and an aryl group having 6 to 100 carbon atoms, and the substituent may have a (meth)acryloyloxy group, a carboxy group, a hydroxy group, an amino group, or a trialkoxysilyl group.
Dependencies are inferred from the claim text.