Toner for a two-component type developer

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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430109, 430904, G03G 9083

Patent

active

057503010

ABSTRACT:
The invention provides toner for a two-component type developer containing toner particles including a binder resin and magnetic powder dispersed in the binder resin. The binder resin in the toner is prepared from a composition including at least one of (1) a polymer having an anionic group and a wax grafted portion and (2) a mixture of a polymer having an anionic group and a polymer having a wax grafted portion. The magnetic powder is contained in the toner particles at a proportion ranging between 0.1 and 5 parts by weight per 100 parts by weight of the binder resin.

REFERENCES:
patent: 5135833 (1992-08-01), Matsunaga et al.
patent: 5364721 (1994-11-01), Asada et al.
patent: 5384226 (1995-01-01), Kanakura et al.
patent: 5500319 (1996-03-01), Funato et al.
Search Report for European Appl. 95305609.0, mailed Feb. 9, 1996.

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