Toner compositions with negative charge enhancing additives

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

1995-09-05

1996-11-05

Rodee, Christopher D.

Radiation imagery chemistry: process, composition, or product th

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

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

G03G 9097

Patent

active

055716547

ABSTRACT:
A negatively charged toner composition comprised of toner resins, colorants, optional surface additives, and a metal charge enhancing additive obtained from the reaction of a metal ion with a molar equivalent of an ortho-hydroxyphenol and two molar equivalents of an aromatic carboxylic acid in an aqueous medium in the presence of a base.

REFERENCES:
patent: 5188929 (1993-02-01), Ishii
patent: 5275900 (1994-01-01), Ong et al.
patent: 5300387 (1994-04-01), Ong
patent: 5302481 (1994-04-01), Ong
patent: 5409794 (1995-04-01), Ong

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