Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Reexamination Certificate
2004-04-06
2008-11-18
Dote, Janis L (Department: 1795)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
C430S110300
Reexamination Certificate
active
07452647
ABSTRACT:
A color toner that comprises at least a binder resin, a colorant and a release agent, wherein the binder resin has at least a polyester unit and is synthesized in the presence of a tin compound as a catalyst represented by the general formula (1):in-line-formulae description="In-line Formulae" end="lead"?(RCOO)2Sn (1)in-line-formulae description="In-line Formulae" end="tail"?wherein, R is an alkyl group of 5 to 15 carbon atoms. The toner is excellent in charge build-up, resistance to high temperature offset, color reproducibility and transparency.
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Fujikawa Hiroyuki
Hashimoto Akira
Hayami Kazuhiko
Ida Tetsuya
Komatsu Nozomu
Canon Kabushiki Kaisha
Dote Janis L
Fitzpatrick ,Cella, Harper & Scinto
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