Toner composition

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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430107, G03G 908

Patent

active

054551374

ABSTRACT:
The present invention relates to an improved toner composition comprising an improved particulate silica dispersing agent. The improved particulate silica is non-charging base treated fumed silica which has been treated with a base having a pH of 10 or greater.

REFERENCES:
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patent: 4640882 (1987-02-01), Mitsuhashi et al.
patent: 4845004 (1989-07-01), Kobayashi
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patent: 5176979 (1993-01-01), Eguchi et al.
patent: 5178984 (1993-01-01), Nagatsuka et al.
patent: 5202209 (1993-04-01), Winnik et al.
Patents & Trademark Office English Translation of Japanese Patent 62-52561 (Pub. Mar. 7, 1987).
English-Language Abstract of Japanese Patent J01237561 A (Pub. Sep. 22, 1989).

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