Colorant and toner
View Patent ↗A colorant comprising an aggregate of a molecule having a squarylium skeleton and having a maximum absorption wavelength at about 500 nm to about 600 nm in a molecular dispersion state.
1. A toner comprising a first colorant and a binder resin,
wherein the first colorant comprises an aggregate of a molecule having a squarylium skeleton and having a maximum absorption wavelength at about 500 nm to about 600 nm in a molecular dispersion state,
wherein the molecule is represented by a following general formula (3):
and
wherein the median diameter of the first colorant is within a range of from 50 nm to 200 nm.
2. The toner according to claim 1 , wherein the binder resin comprises a styrene-acrylic resin or a polyester resin.
3. The toner according to claim 1 , further comprising a second colorant other than the first colorant in an amount of 1 wt % to 15 wt % with respect to the entire mass of the toner.
4. The toner according to claim 3 , wherein the amount of the second colorant is in an amount of 3 wt % to 10 wt % with respect to the entire mass of the toner.