| abstract |
Provided are a toner and a binder resin for toner that have excellent fixing performance, non-offset property, image stability, durability, and excellent color development and color reproducibility that can be used for color. A toner binder containing a polyester resin containing as a constituent unit a compound (X) having a functional group (f) capable of reacting with an acid or an alcohol and a long-chain alkyl group (r) having 30 or more carbon atoms. A binder resin for toner, which is a resin and has a light transmittance of 90% or more in the entire region at a wavelength of 400 to 800 nm at a resin thickness of 50 μm. [Selection figure] None |