POLYESTER RESIN FOR ELECTROSTATIC CHARGE IMAGE DEVELOPMENT TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPMENT TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a polyester resin for an electrostatic charge image development toner that suppresses a deterioration in liquidity of an electrostatic charge image development toner after storage in a high-humidity environment.

SOLUTION: A polyester resin for an electrostatic charge image development toner is a polycondensate that comprises a cyclic sugar alcohol including at least one hetero element and a monomer including rosin at least as polycondensation components.

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