Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1988-08-04
1990-06-12
Goodrow, John L.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430111, G03G 910
Patent
active
049332511
ABSTRACT:
An electrophotographic developer is described, comprising toner particles and carrier particles, characterized in that the toner particles have a layer of externally additive agents comprising fine metal oxide particles having an electric resistance of 1.times.10.sup.2 to 1.times.10.sup.9 .OMEGA..multidot.cm and fine silica particles and cleaning aid particles, and the layer of externally additive agents does not have a chain like structure.
REFERENCES:
patent: 4513074 (1985-04-01), Nash et al.
patent: 4623604 (1986-11-01), Takagiwa et al.
Ichimura Masanori
Murakami Toru
Oyamada Koichi
Fuji 'Xerox Co., Ltd.
Goodrow John L.
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