| 发明名称 |
AZOIC PIGMENTS HAVING A SILICA CORE, PROCESS FOR PRODUCTION THEREOF, AND A USE THEREOF IN A TONER FOR ELECTROPHOTOGRAPHY |
| 摘要 |
<p>An azoic pigment having a silica core comprising a core of a fine powder of silica having a particle diameter of not more than 10 microns and a coating of a mono- or polyazoic dye chemically bound to the surface of the silica core through an aminosilane coupling agent. The said organic pigment is useful as a coloring component of a toner for electrophotography.</p> |
| 申请公布号 |
EP0117522(B1) |
申请公布日期 |
1988.06.22 |
| 申请号 |
EP19840101861 |
申请日期 |
1984.02.22 |
| 申请人 |
MITA INDUSTRIAL CO. LTD. |
发明人 |
MIYAKAWA, NOBUHIRO;HIGASHIGUCHI, TERUAKI;NAKATANI, KANAME;NAKAGAMA, SYOJI;MAEKAWA, KOUJI |
| 分类号 |
G03G9/08;C09B69/00;G03G9/09;G03G9/097;(IPC1-7):C09B69/00;C09B63/00 |
主分类号 |
G03G9/08 |
| 代理机构 |
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