发明名称 |
RED TONER AND IMAGE FORMING APPARATUS |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide an environmentally-friendly red toner and an image forming apparatus by providing a red toner capable of bright color development and having high light and water resistances. <P>SOLUTION: The toner for electrophotography includes at least a fixing resin and a colorant, wherein C.I. Pigment Red 170 or C.I. Pigment Red 48:3 and C.I. Pigment Yellow 180 and/or C.I. Pigment yellow 155 are included as the colorant of the toner for electrophotography, and the ratio between the C.I. Pigment Red 170 or C.I. Pigment Red 48:3 and the C.I. Pigment Yellow 180 and/or C.I. Pigment yellow 155 is within a range of 1:10 to 10:1. The toner gives a toner image whose chroma defined by JIS Z8729 is ≥60. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
申请公布号 |
JP2006184857(A) |
申请公布日期 |
2006.07.13 |
申请号 |
JP20050254951 |
申请日期 |
2005.09.02 |
申请人 |
RICOH PRINTING SYSTEMS LTD |
发明人 |
TANIGUCHI SHIGENORI;KOBAYASHI JUNJI;HOKKYO TOMONARI;OUCHI HIROBUMI |
分类号 |
G03G9/09;G03G9/087;G03G9/10;G03G15/08 |
主分类号 |
G03G9/09 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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