Carrier for use in electrophotographic developers

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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430108, 428407, G03G 910

Patent

active

047328355

ABSTRACT:
A novel carrier material useful in conjunction with a toner for preparing a two-component developer for electrophotographic processes is provided. The carrier comprises a spherical magnetite particulate material having a reduced metallic iron outer layer which is coated with an outermost resinous layer for conditioning the copying properties of the carrier.

REFERENCES:
patent: 4282302 (1981-07-01), Makino et al.
patent: 4468445 (1984-07-01), Kelly et al.
Research Disclosure No. 154, Feb. 1977, pp. 36-38, Discl. No. 15439 "Electrographic Carrier Materials".

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