トナーの製造方法 - Kao Corporation

Title:

トナーの製造方法

Document Type and Number:

Japanese Patent JP5415324

Kind Code:

B2

Abstract:

A method for producing a toner including the steps of melt-kneading at least a resin binder and a colorant to give a kneaded product (step 1); and heat-treating the kneaded product obtained in the step 1 (step 2), wherein the resin binder contains a crystalline resin and an amorphous resin, wherein the crystalline resin contains a specified composite resin containing (a) a specified polycondensation resin component and (b) a styrenic resin component, in a specified weight ratio, wherein the composite resin is contained in the resin binder in a specified amount. The toner obtained by the above method is used in, for example, the development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method or the like.

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Inventors:

Akihiro Eida
Kameyama Koji
Eiji Shirai

Application Number:

JP2010040742A

Publication Date:

February 12, 2014

Filing Date:

February 25, 2010

Export Citation:

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Assignee:

Kao Corporation

International Classes:

G03G9/087

Domestic Patent References:

JP2006337943A
JP2008241747A
JP2009169356A
JP2009116175A

Foreign References:

WO2005103833A1

Attorney, Agent or Firm:

Yoshinori Hosoda

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