Magnetic toner imaging

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

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Details

430106, 4301066, 430110, 430137, G03G 1309

Patent

active

055522521

ABSTRACT:
A process for avoiding or minimizing comet formation which comprises dispersing in a magnetic toner comprised of resin particles, a first magnetite, carbon black, charge additive, and wax, a second soft magnetite; and wherein the toner contains a silica surface additive.

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patent: 5292609 (1994-03-01), Yoshikawa et al.
patent: 5296324 (1994-03-01), Akagi et al.
patent: 5306588 (1994-04-01), Tanaka et al.
patent: 5476741 (1995-12-01), Nishikiori et al.

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