Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1983-12-20
1985-06-25
Kittle, John E.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430115, 430119, G03G 908, G03G 912
Patent
active
045254460
ABSTRACT:
A liquid developer composition for rendering visible electrostatically charged areas. The composition contains in an electrically insulating non-polar carrier liquid having a volume resistivity of at least 10.sup.9 ohm.cm and a dielectric constant less than 3, dispersed coloring matter acting as toner particles and at least one onium salt polymer including recurring units incorporating an onium group together with an anion. The anion has at least one of the following characteristics:
REFERENCES:
patent: 3926825 (1975-12-01), Honjo et al.
patent: 3977983 (1976-08-01), Tsuneda
patent: 4161453 (1979-07-01), Gilliams et al.
patent: 4202785 (1980-05-01), Merrill et al.
patent: 4229513 (1980-10-01), Merrill et al.
De Volder Noel J.
De Winter Walter F.
Gilliams Yvan K.
Marien August M.
Uytterhoeven Herman J.
Agfa-Gevaert N.V.
Breiner A. W.
Kittle John E.
Shah Mukund J.
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