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Patent Searching and Data


Title:
PRODUCTION OF TONER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE
Document Type and Number:
Japanese Patent JPH1039541
Kind Code:
A
Abstract:

To easily produce a toner having a uniform particle diameter without carrying out classification.

A bonding resin and a colorant are mixed with a solvent immiscible with water. The resultant mixed soln. is dispersed and suspended in an aq. medium contg. an inorg. dispersant coated with a polymer having carboxyl groups or in an aq. medium contg. the inorg. dispersant and a polymer dispersant having carboxyl groups while applying shear. Particle size distribution is regulated by applying shear corresponding to ≤60% of the shear applied in the preceding process. The solvent is removed from the resultant suspension and the objective toner for developing an electrostatic charge image is produced.


Inventors:
HARA TAKASHI
OSAKABE HIDEYORI
Application Number:
JP19860796A
Publication Date:
February 13, 1998
Filing Date:
July 29, 1996
Export Citation:
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Assignee:
FUJI XEROX CO LTD
International Classes:
G03G9/087; G03G9/12; (IPC1-7): G03G9/087; G03G9/12
Attorney, Agent or Firm:
Tsuyoshi Watanabe (1 person outside)