Toner compositions with organo boron negative charge enhancing a

Details Toner compositions with organo boron negative charge enhancing a Toner compositions with organo boron negative charge enhancing a

1989-05-22

1990-02-06

Welsh, J. David

Radiation imagery chemistry: process, composition, or product th

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

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

430115, 430903, G03G 908

Patent

active

048988022

ABSTRACT:
A negatively charged toner composition comprised of resin particles, pigment particles, and as a charge enhancing additive certain salts of 5,5'-spirobi(5H-dibenzoborole).

REFERENCES:
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patent: 4411974 (1983-10-01), Lu et al.
patent: 4525446 (1985-06-01), Uytterhoeven et al.
patent: 4737432 (1988-04-01), Tanaka et al.
patent: 4767688 (1988-08-01), Hashimoto et al.
patent: 4845003 (1989-07-01), Kiriu et al.

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