Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Akira Sakakibara0
Eriko Yanase0
Michihisa Magome0
Shuichi Hiroko0
Tadashi Dojo0
Takashi Matsui0
Tomohisa Sano0
Date of Patent
April 12, 2011
0Patent Application Number
125781120
Date Filed
October 13, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
In a toner containing at least a binder resin, a colorant, an ester compound and a low-melting material, the ester compound is an ester of dipentaerythritol with a carboxylic acid having 18 or more to 25 or less carbon atoms, and, where the melting point of the ester compound is represented by Tm(A) (° C.) and the melting point of the low-melting material is represented by Tm(B) (° C.), the toner satisfies the relationship of:Tm(B)≦Tm(A)+5.
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