Electrostatic developer material

Compositions – Electrolytes for electrical devices

Patent

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Details

96 15D, 427 14, 428408, G03G 910

Patent

active

041265661

ABSTRACT:
An electrostatographic developer mixture comprising finely-divided toner particles electrostatically clinging to the surface of large carrier particles, each of the carrier particles comprising a core material surrounded by a matrix material containing solid, finely-divided particles having an average diameter less than about 10 microns wherein the solid, finely-divided particles comprise at least one compound selected from the group consisting of phthalic acid, isophthalic acid, terephthalic acid, the metal and ammonium salts thereof.

REFERENCES:
patent: 3672928 (1972-06-01), Madrid
patent: 3900589 (1975-08-01), Lindblad

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