Fluorine-containing resin particle dispersion, method for preparing fluorine-containing resin particle dispersion, coating liquid which contains fluorine-containing resin particles, method for preparing coating film which contains fluorine-containing resin particles, coating film which contains fluorine-containing resin particles, molded body, electrophotographic photoreceptor, method for preparing electrophotographic photoreceptor, image forming apparatus, and process cartridge

A method for preparing a fluorine-containing resin particle dispersion, comprising:

• dissolving a resin which is not dissolved in at least one solvent in a group of hydroxyl group-containing solvents including an alcohol-based solvent having 1 to 10 carbon atoms, containing no aromatic ring in the molecule structure, and a water-based medium, in another solvent in which the resin can be dissolved,
• bringing the fluorine-containing resin particles into contact with the resin to adsorb the resin on the surface of the fluorine-containing resin particles,
• separating the fluorine-containing resin particles having the resin adsorbed on the surface thereof from the other solvent, and
• dispersing the separated fluorine-containing resin particles in at least one solvent selected from the solvents in which the resin is not dissolved, in the group of hydroxyl group-containing solvents.

A method for preparing a fluorine-containing resin particle dispersion, comprising:

• dissolving a reactive monomer which is a raw material for a resin which is not dissolved in at least one solvent in a group of hydroxyl group-containing solvents including an alcohol-based solvent having 1 to 10 carbon atoms, containing no aromatic ring in the molecule structure, and a water-based medium, in another solvent in which the resin can be dissolved,
• bringing the fluorine-containing resin particles into contact with the monomer to adsorb the monomer onto the surface of the fluorine-containing resin particles,
• polymerizing the monomer to form a resin on the surface of the fluorine-containing resin particles,
• separating the fluorine-containing resin particles having the resin formed thereon from the other solvent, and
• dispersing the separated fluorine-containing resin particles in at least one solvent selected from the solvents in which the resin is not dissolved, in the group of hydroxyl group-containing solvents.

A coating liquid which contains fluorine-containing resin particles, comprising:

• fluorine-containing resin particles,
• a resin which is not dissolved in at least one solvent in a group of hydroxyl group-containing solvents including an alcohol-based solvent having 1 to 10 carbon atoms, containing no aromatic ring in the molecule structure, and a water-based medium, and which is adhered on the surface of the fluorine-containing resin particles,
• a polymer which can be dissolved in at least one solvent, in which the resin is not dissolved, in the group of hydroxyl group-containing solvents, and
• at least one selected from the solvents, in which the resin is not dissolved and the polymer can be dissolved, in the group of hydroxyl group-containing solvents, in which the fluorine-containing resin particles having the resin adsorbed on the surface thereof and the polymer are dispersed.

A coating liquid which contains fluorine-containing resin particles comprising:

• fluorine-containing resin particles,
• a resin which is not dissolved in at least one solvent in a group of hydroxyl group-containing solvents including an alcohol-based solvent having 1 to 10 carbon atoms, containing no aromatic ring in the molecule structure, and a water-based medium, and which is adhered on the surface of the fluorine-containing resin particles,
• a reactive monomer which can be dissolved in at least one solvent, in which the resin is not dissolved, in the group of hydroxyl group-containing solvents, and
• at least one selected from the solvents, in which the resin is not dissolved and the reactive monomer can be dissolved, in the group of hydroxyl group-containing solvents, in which the fluorine-containing resin particles having the resin adsorbed on the surface thereof and the reactive monomer are dispersed.

A method for preparing an electrophotographic photoreceptor, comprising at least:

• dissolving a resin which is not dissolved in at least one solvent in a group of hydroxyl group-containing solvents including an alcohol-based solvent having 1 to 10 carbon atoms, containing no aromatic ring in the molecule structure, and a water-based medium in another solvent in which the resin can be dissolved,
• bringing the fluorine-containing resin particles into contact with the resin to adsorb the resin on the surface of the fluorine-containing resin particles,
• separating the fluorine-containing resin particles having the resin adsorbed on the surface thereof from the other solvent,
• dispersing the separated fluorine-containing resin particles in at least one solvent selected from the solvents in which the resin is not dissolved, in the group of hydroxyl group-containing solvents to prepare a fluorine-containing resin particle dispersion, and
• applying the fluorine-containing resin particle dispersion on a substrate to form a surface photosensitive layer,
• wherein the surface photosensitive layer is provided on the substrate.

A method for preparing an electrophotographic photoreceptor comprising at least:

• dissolving a reactive monomer which is a raw material for a resin which is not dissolved in at least one solvent in a group of hydroxyl group-containing solvents including an alcohol-based solvent having 1 to 10 carbon atoms, containing no aromatic ring in the molecule structure, and a water-based medium in another solvent in which the resin can be dissolved,
• bringing the fluorine-containing resin particles into contact with the monomer to adsorb the monomer onto the surface of the fluorine-containing resin particles,
• polymerizing the monomer to form a resin on the surface of the fluorine-containing resin particles,
• separating the fluorine-containing resin particles having the resin formed thereon from the other solvent,
• dispersing the separated fluorine-containing resin particles in at least one solvent selected from the solvents in which the resin is not dissolved, in the group of hydroxyl group-containing solvents to prepare a fluorine-containing resin particle dispersion step, and
• applying the fluorine-containing resin particle dispersion on a substrate to form a surface photosensitive layer,
• wherein the surface photosensitive layer is provided on the substrate.