Patent ID: 7727697

Claim:
An electrophotographic toner, wherein the toner meets a requirement that G′(60)/G′(80) is from 1×10 2 to 1×10 4 , G′(100)/G′(120) is from 1 to 10, and G′(140-160) is not less than 10 2 dyn/cm 2 , wherein G′(60) and G′(80) are a storage modulus at 60° C. and 80° C., respectively; G′(100) and G′(120) are a storage modulus at 100° C. and 120° C., respectively; and G′(140-160) is a storage modulus at a temperature of 140 to 160° C., and wherein the toner comprises a binding resin and a colorant, the binding resin comprises a resin A and a resin B and the resin A accounts for at least 50% by mass of total resins of the toner, the resin A exhibits a glass transition temperature of 10 to 40° C. and the resin B exhibits a glass transition temperature of 40 to 70° C.