Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1989-01-26
1990-12-25
McCamish, Marion C.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430115, 430137, G03G 908, G03G 900
Patent
active
049802593
ABSTRACT:
A process for replenishing a liquid developer, and a liquid developer made by the process, comprising transferring a first composition comprising a carrier liquid and a charge director into the liquid developer and transferring a second composition comprising toner particles, carrier liquid and charge director into the liquid developer. The amount of charge director in each of the first and second compositions charge director is in a predetermined ratio which results in a constant level of charge director in the liquid developer when the liquid developer is utilized in an electrostatic or printing process.
REFERENCES:
patent: 3900412 (1975-08-01), Kosel
Almog Yaacov
Landa Benzion
Levy Uri
Crossan S.
McCamish Marion C.
Savin Corporation
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