Aqueous dispersion; recording liquid, image-forming method, and image-forming apparatus, using the same; and production method of the aqueous dispersion, and inkjet ink obtained from the method

摘要

An aqueous dispersion, having particles of a water-insoluble colorant containing at least one pigment, with the particles being dispersed in a medium containing therein both water and a dispersing agent, wherein the water-insoluble colorant has a crystalline structure, and an average particle diameter of the particles is in the range of from 5 nm to 40 nm, and a monodispersity of the particles is 1.5 or less.