05928419 is referenced by 73 patents and cites 13 patents.

A surface-treated organic pigment excellent in initial dispersibility and long-term dispersion stability in water and an organic solvent and free from the coagulation of pigment particles, obtained by reacting a sulfonating agent with an organic pigment dispersed in a solvent in which the organic pigment is insoluble or sparingly soluble, and thereby introducing a sulfonic acid group to the surface of each particle of the organic pigment.

Title
Surface-treated organic pigment and process for the production thereof
Application Number
8/944437
Publication Number
5928419
Application Date
October 6, 1997
Publication Date
July 27, 1999
Inventor
Yasuharu Iida
Tokyo
JP
Hisashi Uraki
Tokyo
JP
Sunao Satake
Tokyo
JP
Tsukasa Iguchi
Tokyo
JP
Toshiyuki Uemura
Tokyo
JP
Agent
Wenderoth Lind & Ponack L
Assignee
Toyo Ink Manufacturing
JP
IPC
C09C 67/50
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