| 摘要 |
PURPOSE:A binder resin has good affinity to a carbon black and the toner consisting of such resin can copy bright images. CONSTITUTION:This electrostatic charge image developing toner consists of the binder resin, the carbon black and other additives and is formed by using a polyester resin having an oxazoline ring in the molecule, an urethame modified polyester resin having the oxazoline ring in the molecule or the composite resin composed of one kind thereof and a vinyl monomer as the binder resin. |
