Toner, developer, toner storage unit, image forming apparatus, and image forming method

Abstract

A toner is provided that includes toner particles containing a polyester resin, an aromatic petroleum resin having a structure including styrene and α-methylstyrene and having a glass transition temperature of 80° C. or higher, and a release agent. The toner satisfies the following conditions A and B when cross sections of 100 toner particles of the toner are observed: Condition A: when S1 denotes a cross-sectional area of one toner particle and S2 denotes a total cross-sectional area of the release agent in the one toner particle, an average value of S2/S1 satisfies the following relational expression (1): 0.015<S2/S1<0.075 (1); and Condition B: 90 or more toner particles out of the 100 toner particles satisfy the condition A.

Dependencies are inferred from the claim text.