| abstract |
(57) [Abstract] [Purpose] A toner binder composition having a high hot offset generation temperature without reducing the fluidity of the toner when it is made into a toner, and having less filming on the photoreceptor and less spent on the carrier, A toner composition is obtained. [Structure] Toner binder composition comprising a binder resin such as polyester resin, polystyrene resin, styrene / acrylic copolymer, and epoxy resin and an aliphatic petroleum resin, and electrophotography comprising a binder resin, an aliphatic petroleum resin and a colorant Toner composition. |