Negatively chargeable toner for developing electrostatic latent

Details Negatively chargeable toner for developing electrostatic latent Negatively chargeable toner for developing electrostatic latent

1997-10-09

1998-07-07

Martin, Roland

Radiation imagery chemistry: process, composition, or product th

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

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

430111, G03G 9097

Patent

active

057766479

ABSTRACT:
The negatively chargeable toner of the present invention includes a boron compound expressed by the chemical structural formula (A): ##STR1## wherein R.sub.1 and R.sub.3 respectively represent substituted or non-substituted aryl group, R.sub.2 and R.sub.4 respectively represent hydrogen atom, alkyl group, substituted or non-substituted aryl group, X represents a cation, and n is an integer of either 1 or 2; to improve charge rise characteristics and charging stability.

REFERENCES:
patent: 5660964 (1997-08-01), Machida et al.
patent: 5665512 (1997-09-01), Tsutsui et al.
patent: 5705303 (1998-01-01), Ichimura et al.

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