Developing agent and image forming apparatus using the same

Details Developing agent and image forming apparatus using the same Developing agent and image forming apparatus using the same

2007-02-06

2007-02-06

Goodrow, John L (Department: 1756)

Radiation imagery chemistry: process, composition, or product th

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

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

C430S108400, C399S159000

Reexamination Certificate

active

10786168

ABSTRACT:
Of developing agents each having a binder containing a polyester resin having an acidic value, wax having a softening point higher than that of the binder, and wax having a softening point lower than that of the binder, the acidic value of a black developing agent is made higher than that of a color developing agent.

REFERENCES:
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patent: 6541173 (2003-04-01), Kido et al.
patent: 2003/0165765 (2003-09-01), Yamashita et al.
patent: 2004/0048182 (2004-03-01), Urabe
patent: 8-106173 (1996-04-01), None
patent: 2002-268417 (2002-09-01), None

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