Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1990-05-22
1991-01-15
Martin, Roland
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430110, 430111, 430903, G03G 908, G03G 910, G03G 914
Patent
active
049853279
ABSTRACT:
A developer for developing electrostatic images, comprising a non-magnetic toner, the toner containing 17-60% by number of non-magnetic toner particles of 5 microns or smaller, containing 1-30% by number of non-magnetic toner particles of 8-12.7 microns, and containing 2.0% by volume or less of nonmagnetic toner particles of 16 microns or larger; wherein the non-magnetic toner has a volume-average particle size of 4-10 microns, and the non-magnetic toner particles of 5 microns or smaller have a particle size distribution satisfying the following formula:
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patent: 4299900 (1981-11-01), Mitsuhashi et al.
patent: 4543312 (1985-09-01), Murakawa et al.
patent: 4592987 (1986-06-01), Mitsuhashi et al.
patent: 4737433 (1988-04-01), Rimai et al.
Fujiwara Masatsugu
Matsushige Naoki
Mitsuhashi Yasuo
Nakahara Toshiaki
Sakashita Kiichiro
Canon Kabushiki Kaisha
Martin Roland
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