Title:
変性ニグロシン、荷電制御剤及び静電荷像現像用トナー
Document Type and Number:
Japanese Patent JP5263614
Kind Code:
B2
Abstract:
Modified nigrosine which has satisfactory dispersibility in resin and which reduces the residual aniline amount is offered, and its production method is also offered. Moreover, toner for developing electrostatic charge images is offered, which uses modified nigrosine colorant that resolves the aforementioned problems, which has excellent charge-imparting properties, which exhibits no fogging, which experiences no scattering of toner inside the developing apparatus, and which has little fluctuation of image density. Modified nigrosine, which is nigrosine (b) that has been modified by rosin-modified resin (a) with an acid value of 110 or less.
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Inventors:
Shinji Amatani
Furukawahara Toshiro
Furukawahara Toshiro
Application Number:
JP2009117534A
Publication Date:
August 14, 2013
Filing Date:
May 14, 2009
Export Citation:
Assignee:
DIC Corporation
International Classes:
C09B17/00; C09B67/20; C09B67/54; C09F1/04; G03G9/097
Domestic Patent References:
| JP53085605A | ||||
| JP54049202A | ||||
| JP6230611A | ||||
| JP2002311652A | ||||
| JP52135336A | ||||
| JP2003323004A |
Attorney, Agent or Firm:
Kono Tsuyo