Toner compositions containing negative charge enhancing additive

Details Toner compositions containing negative charge enhancing additive Toner compositions containing negative charge enhancing additive

1983-03-10

1984-10-30

Kittle, John E.

Radiation imagery chemistry: process, composition, or product th

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

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

430109, 430110, 430108, G03G 908

Patent

active

044800215

ABSTRACT:
This invention is directed to a negatively charged toner compositions comprised of resin particles and pigment particles, and from about 0.1 percent by weight to about 20 percent by weight, of an aryl sulfone, or aryl alkyl sulfonamide negative charge enhancing additive of the following formulas.

REFERENCES:
patent: 3577345 (1971-05-01), Jacknow et al.
patent: 3893934 (1975-07-01), Braun et al.
patent: 4002776 (1977-01-01), Braun et al.
patent: 4298672 (1981-11-01), Lu
patent: 4338390 (1982-07-01), Lu

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