Toner compositions with hydroxy naphthoic acid charge enhancing

Details Toner compositions with hydroxy naphthoic acid charge enhancing Toner compositions with hydroxy naphthoic acid charge enhancing

1994-05-02

1995-09-19

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...

4301066, 430106, G03G 9097

Patent

active

054514827

ABSTRACT:
Disclosed is a negatively charged toner composition comprised of resin particles, pigment particles, optional surface additives, and a hydroxy naphthoic acid charge enhancing additive of the following formula: ##STR1## wherein X is halogen, hydroxy, or hydrogen, M is hydrogen, an alkaline earth, an alkali metal, or NR.sub.4 wherein R is alkyl with from 1 to 5 carbon atoms, and n is the number 1 or 2.

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patent: 4656112 (1987-04-01), Kawagishi et al.
patent: 5200288 (1993-04-01), Ando et al.
patent: 5250379 (1993-10-01), Bayley et al.
patent: 5250380 (1993-10-01), Bayley et al.
patent: 5250381 (1993-10-01), Ciccarelli et al.
patent: 5256514 (1993-10-01), Law et al.
patent: 5256515 (1993-10-01), Law et al.
patent: 5346795 (1994-09-01), Pickering et al.

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