Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1991-12-20
1993-08-03
Goodrow, John
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
G03G 9135
Patent
active
052328090
ABSTRACT:
Provided is a toner for electrophotography, comprising a binder resin, a colorant and a charge control agent; said charge control agent comprising an aluminum compound represented by the following formula: ##STR1## wherein R.sub.1 represents an alkyl group, a cycloalkyl group or an aralkyl group; R.sub.2 represents a hydrogen atom, an alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, a hydroxyl group or an alkoxyl group; n represents an integer of 2 or 3; and M represents a hydrogen atom, an alkali metal, or an ammonium, aliphatic ammonium or alicyclic ammonium ion.
REFERENCES:
patent: 4824751 (1989-04-01), Matuura et al.
patent: 4845003 (1989-07-01), Kiriu et al.
patent: 5045425 (1991-09-01), Swidler
Akuzawa Noboru
Anzai Mitsutoshi
Matsuura Yuuji
Watanabe Kayoko
Goodrow John
Hodogaya Chemical Co. Ltd.
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