发明名称 Yellow toner
摘要 To provide a yellow toner allowing formation of an image with an excellent transparency for an OHP, an excellent coloring power, and an excellent light resistance. In the yellow toner including at least a yellow pigment containing a monoazo compound represented by the following formula (1), the value of a* is in the range of -5 to +14 when b* is +80 with respect to a transmission chromaticity of an image formed on a transparency sheet. (wherein X<SUB>1 </SUB>to X<SUB>6 </SUB>each independently denotes a substituent selected from the group consisting of a hydrogen atom, a C1-3 alkyl group, a C1-3 alkoxyl group, a nitro group, a halogen group, a sulfonic group, a sulfamoyl group, a sulfamoyl group substituted with an aromatic group, a carboxyl group, and a carboxylate; each may bond with another to form a benzene ring or an imidazolone ring.)
申请公布号 US7056634(B2) 申请公布日期 2006.06.06
申请号 US20030681272 申请日期 2003.10.09
申请人 CANON KABUSHIKI KAISHA 发明人 ISHII ATSUSHI;KOTAKI TAKAAKI;MATSUNAGA SATOSHI
分类号 G03G9/09;G03G9/08 主分类号 G03G9/09
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