0834537-A1 is referenced by 18 patents and cites 11 patents.

An organic pigment in particulate form, wherein the interior of each pigment particle is substantially free of sulfonic acid groups and the surface of each pigment particle carries a sulfonic acid group.

Title
Surface-treated organic pigment and process for the production thereof
Application Number
EP19970307934 19971007
Publication Number
0834537 (A1)
Application Date
October 7, 1997
Publication Date
April 8, 1998
Inventor
Iida Yasuharu
JP
Uraki Hisashi
JP
Satake Sunao
JP
Iguchi Tsukasa
JP
Uemura Toshiyuki
JP
Assignee
Toyo Ink Mfg Co
JP
IPC
C09D 11/00
C09B 67/22
C09B 47/24
C09B 67/08
C09D 11/00
C09B 67/00
C09D 11/00
C09B 67/22
C09B 67/08
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