Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Reexamination Certificate
2006-06-20
2006-06-20
Chapman, Mark A. (Department: 1756)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
C430S108100, C430S110300, C430S110400, C430S137140
Reexamination Certificate
active
07063927
ABSTRACT:
A toner for electrostatic latent image development having coloring particles containing at least a binding resin, a coloring agent and a release agent, and an external additive, wherein a variation in a number average particle diameter of the coloring particles is 25 or less, an average circularity of the coloring particles is 0.975 or more, and a variation in a circularity of the coloring particles is 2.5 or less.
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Ninomiya Masanobu
Yano Toshiyuki
Chapman Mark A.
Fuji 'Xerox Co., Ltd.
Oliff & Berridg,e PLC
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