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Patent Searching and Data


Title:
ELECTROSTATIC LATENT IMAGE DEVELOPING TONER AND IMAGE FORMING APPARATUS USING THE SAME
Document Type and Number:
Japanese Patent JP2003162087
Kind Code:
A
Abstract:

To provide a toner which effectively prevents offsetting and winding of paper with a small amount of a release agent and retains excellent fixability and stability of a charged state over a prolonged period of time and to provide an image forming apparatus which causes neither offsetting nor winding of paper even when an oilless fixing unit is used.

A polyester resin having 20-50 mg/KOH hydroxyl value is used as a bonding resin, a vegetable wax and an alcohol modified synthetic hydrocarbon wax having 20-60 mg/KOH hydroxyl value are used as a release agent and the vegetable wax content of the release agent is adjusted to 20-40 wt.%. In order to improve dispersion of these waxes in the polyester resin, preferably the waxes are previously mixed, vitrified and used.


Inventors:
INOUE TOYOTSUNE
Application Number:
JP2001360710A
Publication Date:
June 06, 2003
Filing Date:
November 27, 2001
Export Citation:
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Assignee:
KYOCERA MITA CORP
International Classes:
G03G9/08; G03G9/087; G03G15/08; G03G15/20; (IPC1-7): G03G9/08; G03G9/087; G03G15/08; G03G15/20
Attorney, Agent or Firm:
Shizuo Sano