Method of using liquid electrographic developers containing poly

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...

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G03G 1310

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active

042738490

ABSTRACT:
A negatively charged liquid electrographic developer comprising an electrically insulating carrier liquid such as a paraffinic hydrocarbon fraction, having stably dispersed therein (a) a halogenated polymer, such as chlorinated polyethylene, and having dissolved therein (b) a copolymer of a quaternary ammonium salt monomer and a solubilizing monomer and (c) a copolymer of a polar monomer and a solubilizing monomer.

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patent: 3788995 (1974-01-01), Stahly et al.
patent: 3977983 (1976-08-01), Tsuneda
patent: 3985663 (1976-10-01), Lu et al.
patent: 4221856 (1980-09-01), Lu

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