G - Physics – 03 – G
Patent
G - Physics
03
G
96/53
G03G 9/08 (2006.01)
Patent
CA 2022911
Abstract of the Disclosure There is disclosed a method of producing a master batch for the production of toner particles used in electrophotography, which comprises: (a) preparing a resin solution; (b) preparing a mixture which has a dye or a pigment finely dispersed in the resin solution; and (c) removing the solvent from the mixture. There is also provided a method of producing toner particles for use in electrophotography, which, in addition to the above steps (a), (b) and (c) for the preparation of a master batch, further comprises: (d) adding a further amount of a second binder resin to the master batch together with an effective amount of an additive when necessary, to form a second mixture, and kneading the second mixture to a composition; and (e) crushing the composition to toner particles.
Kobayashi Masaaki
Nagase Takayuki
Nonaka Keizo
Yamaguchi Katsuya
Yamaguchi Kiyotaka
Bando Chemical Industries Ltd.
Fetherstonhaugh & Co.
Kobayashi Masaaki
Nagase Takayuki
Nonaka Keizo
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