Liquid developer for development of electrostatic images

Details Liquid developer for development of electrostatic images Liquid developer for development of electrostatic images

1985-09-18

1986-08-19

Martin, Roland E.

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Post imaging process, finishing, or perfecting composition...

430115, G03G 912

Patent

active

046069895

ABSTRACT:
A liquid developer composition that is suitable for rendering visible electrostatically charged areas which 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 anionic polymer that includes recurring units incorporating an anionic group together with a non-polymeric counter cation, characterized in that the cation is a selected from the group consisting of:

REFERENCES:
patent: 4243736 (1981-01-01), Herrmann
patent: 4415646 (1983-11-01), Gruber et al.
patent: 4525446 (1985-06-01), Uytterhoeven et al.
patent: 4547449 (1985-10-01), Alexandrovich et al.

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