Yellow developer employing a coated carrier and imaging process

Details Yellow developer employing a coated carrier and imaging process Yellow developer employing a coated carrier and imaging process

1975-09-29

1978-02-14

Gwinnell, Harry J.

Coating processes

Electrical product produced

Integrated circuit, printed circuit, or circuit board

96 15D, 96 12, 252 621P, 427 14, 427 24, 427221, 428407, G03G 910, G03G 1301

Patent

active

040739651

ABSTRACT:
A novel yellow developer system is provided which employs a Yellow 97 toner in combination with a carrier coated with resin containing copper tetra-4-(octadecylsulfonomido) phthalocyanine. This developer is found to yield prints of exceptional quality and provides long developer life. Processes employing this developer in a color electrophotographic process are also disclosed.

REFERENCES:
patent: 3533835 (1970-10-01), Hagenbach et al.
patent: 3551337 (1970-12-01), Robinson
patent: 3772013 (1973-11-01), Wells
patent: 3775103 (1973-11-01), Sadamatsu et al.
patent: 3804619 (1974-04-01), Mammino et al.
patent: 3900587 (1975-08-01), Lenhard et al.

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