Positive-chargeable toner, image forming method and apparatus un

Details Positive-chargeable toner, image forming method and apparatus un Positive-chargeable toner, image forming method and apparatus un

1998-07-02

2000-02-01

Martin, Roland

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Post imaging process, finishing, or perfecting composition...

430120, 399252, G03G 9097, G03G 1308, G03G 1508

Patent

active

060201029

ABSTRACT:
A positive-chargeable toner is disclosed which has a binder resin, a colorant and a charge control agent. The binder resin contains a styrene copolymer and has an acid value of from 0.5 to 50.0 mg KOH/g, and the charge control agent has an imidazole derivative represented by the Formula (1). Also, an image forming method and an apparatus unit, making use of the positive-chargeable toner, are disclosed.

REFERENCES:
patent: 2297691 (1942-10-01), Carlson
patent: 4983485 (1991-01-01), Nagaoka et al.
patent: 5098811 (1992-03-01), Anno et al.
patent: 5102765 (1992-02-01), McCabe et al.
patent: 5266433 (1993-11-01), Ishida et al.
patent: 5389484 (1995-02-01), Hagiwara et al.
patent: 5478948 (1995-12-01), Schroeder et al.

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