Toner for static charge developing and fixing method

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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430111, G03G 9087

Patent

active

058174435

ABSTRACT:
Toner for developing electro-static image is disclosed. The toner comprises at least a resin and a colorant, and the resin is composed of a vinyl-based polymer. The component dissolved in tetrahydrofuran (THF) of the resin has a peak molecular weight at the molecular weight region of 5,000 or more and less than 150,000 and at the molecular weight region of 300,000 or more and less than 500,000. The storage elastic module G'.sub.160 at 160.degree. C. of the toner is 500-1200 dyn/cm.sup.2 and loss elastic module G".sub.160 at 160.degree. C. of the toner is 1500-3000 dyn/cm.sup.2.

REFERENCES:
patent: 5281505 (1994-01-01), Inoue et al.
patent: 5362593 (1994-11-01), Inoue et al.
patent: 5508138 (1996-04-01), Shimizu et al.
patent: 5514511 (1996-05-01), Iwamoto et al.

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