Liquid developer compositions with quaternized polyamines

Details Liquid developer compositions with quaternized polyamines Liquid developer compositions with quaternized polyamines

1994-03-31

1996-06-11

Goodrow, John

Radiation imagery chemistry: process, composition, or product th

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

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

430119, G03G 913

Patent

active

055254489

ABSTRACT:
A positively charged liquid developer comprised of thermoplastic resin particles, pigment, a charge director, and an insoluble charge adjuvant comprised of a polymeric quaternary ammonium compound, and wherein the charge adjuvant is associated with or combined with said resin and said pigment.

REFERENCES:
patent: 4273849 (1981-06-01), Merrill et al.
patent: 4681831 (1987-07-01), Larson et al.
patent: 4707429 (1987-11-01), Trout
patent: 4772528 (1988-09-01), Larson et al.
patent: 4917985 (1990-04-01), El-Sayed et al.
patent: 5066821 (1991-11-01), Houle et al.
patent: 5308730 (1994-05-01), Suzuki et al.

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