Toner compositions with negative charge enhancing additives

Details Toner compositions with negative charge enhancing additives Toner compositions with negative charge enhancing additives

1989-05-25

1990-07-03

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...

430126, G03G 910, G03G 1322

Patent

active

049390619

ABSTRACT:
A negative charged toner composition comprised of resin particles, pigment particles, and as a charge enhancing additive dithiolene complexes of the formulas of FIGS. 1,2,3 or 4, wherein X is selenium or sulfur, M is a metal, R is alkyl, Y is a cation, Z represents zinc, and n represents the valence of the cation and anion components.

REFERENCES:
patent: 4206064 (1980-06-01), Kiuchi et al.
patent: 4411974 (1983-10-01), Lu et al.
patent: 4656112 (1987-04-01), Kawagishi et al.
patent: 4673631 (1987-06-01), Fukumoto et al.
patent: 4871649 (1989-10-01), Imataki et al.

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