Electrostatic latent image developing toner, manufacturing...

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...

Reexamination Certificate

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C430S108400, C430S109100, C430S109300, C430S124100, C430S137140

Reexamination Certificate

active

07989130

ABSTRACT:
The present invention provides an electrostatic latent image developing toner including a binding resin having an acidic polar group, a magnetic powder, and a carboxylic acid group-containing compound, the toner having a shape factor (SF1) of 110 to 140, wherein the carboxylic acid group-containing compound has a weight-average molecular weight of 1800 to 50,000 and an acid value of 150 to 600 mg KOH/g.

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patent: 2003/0194628 (2003-10-01), Yoshida et al.
patent: 2003/0211414 (2003-11-01), Kohtaki et al.
patent: 2004/0058261 (2004-03-01), Fujii et al.
patent: 2004/0058266 (2004-03-01), Matsumura et al.
patent: 2005/0026061 (2005-02-01), Mikuriya et al.
patent: 1480088 (2004-11-01), None
patent: A 2004-287153 (2004-10-01), None

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