Magnetic color toner containing gamma ferric oxide particles

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...

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106304, 252 6251, 252 6256, 252 6254, 423633, 423634, 4301066, C01G 4906, G03C 546

Patent

active

046222812

ABSTRACT:
A magnetic color toner stable to heat and light which does not fade or discolor for a long period of time is prepared by incorporating .gamma.-Fe.sub.2 O.sub.3 particles as a magnetic component in a toner.

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patent: 4199614 (1980-04-01), Ziolo
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patent: 4265992 (1981-05-01), Kouchi et al.
patent: 4282302 (1981-08-01), Makino
patent: 4293627 (1981-10-01), Murphy et al.
patent: 4448870 (1984-05-01), Imai et al.

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