Developer, developer cartridge, and image forming apparatus

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Process of making developer composition

Reexamination Certificate

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Details

C430S137180, C399S252000

Reexamination Certificate

active

11290782

ABSTRACT:
A method of producing a developer includes the steps of: kneading at least a resin and a colorant; reducing the kneaded resin and colorant to coarse powders; adding an additive agent to the coarse powders; reducing the coarse powders with the additive agent to fine powders; and classifying the fine powders to provide the developer.

REFERENCES:
patent: 5863692 (1999-01-01), Nakamura et al.

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