Electrophotographic developer comprising resin coated carrier

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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430106, 430109, 430111, 430110, G03G 9113

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active

052408043

ABSTRACT:
The present invention provides an electrophotographic developer comprising (i) a toner containing a fixing resin in which the content of an acrylic component is limited to a predetermined range, or a toner of which surface dye density is limited to a predetermined range, and (ii) a carrier coated with a coating resin containing, as an acrylic component, dodecyl methacrylate or 2-hydroxyethyl acrylate.
In the electrophotographic developer of the present invention, the electric charging characteristics are always stable.

REFERENCES:
patent: 4042517 (1977-08-01), Moriconi et al.
patent: 4572885 (1986-02-01), Sato et al.
patent: 4912005 (1990-03-01), Goodman et al.
patent: 4965160 (1990-10-01), Nagatsuka et al.
Patent Abstracts of Japan vol. 8, No. 204 (P-301) Sep. 18, 1984, No. 59-088742 Abstract only.
Patent Abstracts of Japan vol. 9, No. 190 (P-378) (1913) Aug. 7, 1985, No. 60-59369 Abstract.

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