Dry xerographic toner and developer

Details Dry xerographic toner and developer Dry xerographic toner and developer

1997-06-03

1998-08-25

Goodrow, John

Radiation imagery chemistry: process, composition, or product th

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

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

G03G 9087

Patent

active

057981990

ABSTRACT:
A high speed toner comprising a body of hybrid resin which is about 92 percent by weight polyester and 8 percent by weight polystyrene. Blended in the resin is a charge control agent, a pigment, and about 10 percent by weight of the toner of fumed aluminum oxide. Where the pigments are color-subtractive the charge control agent is a copolymer of styrene and 2-acrylamido-2-methylpropane sulfonic acid.
The toner is mixed with a carrier of ferrite particles having a thick silicone coating to remain through the long life of the toner.

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