Toner and developer compositions with charge enhancing additives

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 997

Patent

active

051660296

ABSTRACT:
A toner composition comprised of resin particles, pigment particles, and a charge enhancing additive as represented by the following formula ##STR1## wherein R.sub.1 and R.sub.2 are independently selected from the group consisting of alkyl, and R.sub.3 is an aromatic group, and m represents the number of repeating segments.

REFERENCES:
patent: 3850642 (1974-11-01), Bailey et al.
patent: 4826749 (1989-05-01), Kawagishi et al.
patent: 4990426 (1991-02-01), Diaz et al.

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