Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ELECTROSTATIC CHARGE IMAGE DEVELOPING BLACK TONER
Document Type and Number:
Japanese Patent JP2008077026
Kind Code:
A
Abstract:

To provide a toner which is excellent in low temperature fixing property, offset resistance, fluidity, blocking resistance and charging characteristic and has a long life.

The electrostatic charge image developing black toner comprises: toner mother particles which at least contain binder resin, colorant and releasing agent; and inorganic oxide of which the surface is treated with silicone oil, wherein the releasing agent is a hydrocarbon type wax which has an normal paraffin content of 35 to 65 mass% and has a melting point of 60 to 90C. Further, the hydrocarbon type wax is characterized in that the content of hydrocarbon compound having the number of carbon of 29 or less is 1 mass% or less.


Inventors:
YAMAZAKI TOMOKI
KIMURA NOBUO
Application Number:
JP2006297426A
Publication Date:
April 03, 2008
Filing Date:
November 01, 2006
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TOYO INK MFG CO
International Classes:
G03G9/08; G03G9/087