| 摘要 |
PURPOSE:To obtain a negatively chargeable toner of extremely stable polarity and a long life without adding any electrostatic charge controlling dye by contg. cyclohexyl poly(meth)acrylate. CONSTITUTION:In a developer for the purpose of developing electrostatic chargd images in an image forming method utilizing static electricity, cyclohexyl polyacrylate or cyclohexyl polymethacrylate is contained. The negatively chargeable toner of extremely stable polarity is obtained only with a toner binder without adding any electrostatic charge controlling dye. This toner features high fluidity, freedom from flocculation and high impact resistance. |
