摘要 |
PURPOSE:To obtain an image having high image quality free from the property change after the use for a long period, fog, and toner dispersion. CONSTITUTION:An electrostatic charge development toner contains the colored resin particle which contains at least coloring agent and the bonding resin and has not substantially a breakage surface, and the granular additive having the average particle diameter of 1/10 of the volume average particle diameter of the colored resin particle, and has the variation rate of the BET specific surface area of the toner before after forcible stirring of 20% or less. |