Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1988-05-03
1990-08-14
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...
430126, 430137, G03G 9087
Patent
active
049486926
ABSTRACT:
A combination toner for xerographic image formation having conductive portions and insulating portions is provided. The conductive portions function to accumulate a charge in the toner particles and the insulating portions function to lengthen the period of discharge of the accumulated charge. The toner can be either magnetic or non-magnetic and improves image formation and transfer.
REFERENCES:
patent: 4254203 (1981-03-01), Oka et al.
patent: 4273848 (1981-06-01), Inagaki et al.
patent: 4555467 (1985-11-01), Hasegawa et al.
patent: 4647522 (1987-03-01), Lu
patent: 4693951 (1987-09-01), Takasu et al.
Handa Tsuneo
Higashimura Koichi
Ishiwatari Tahei
Ito Hiroshi
Kunugi Masanao
Goodrow John L.
Kaplan Blum
Seiko Epson Corporation
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