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    • 2. 发明专利
    • Azomethine dye and metal complex dye, and color toner and ink for inkjet using those
    • AZOMETHINE DYE和金属复合染色剂,以及使用这些颜料的墨粉和墨水
    • JP2007009106A
    • 2007-01-18
    • JP2005193701
    • 2005-07-01
    • Konica Minolta Holdings Incコニカミノルタホールディングス株式会社
    • KATAOKA EMIKOSUZUKI TAKASHIIKEMIZU MASARU
    • C09B55/00B41J2/01B41M5/00C09D11/00C09D11/30G03G9/09
    • PROBLEM TO BE SOLVED: To provide an azomethine dye and a metal complex dye each having sharp optical absorption and high molar extinction coefficient and excellent in stability to heat, light and humidity, and a color toner and ink for inkjet utilizing those.
      SOLUTION: The azomethine dye is represented by general formula 1 [wherein Y is a substituent satisfying the formula 0.2≤σp≤0.9; Z
      1 and Z
      2 are each -CR1= or -N=; L is a group represented by general formula 1a or 1b (wherein R1 is a hydroxy group, an aryloxy group, an amino group, a mercapto group or an alkylthio group; Rb is a substituent; p is an integer of 0-4; B is a nonmetal atom group required for forming a heterocycle together with -CR1=); X is an unsubstituted or substituted alkylamino group; R is a substituted or unsubstituted alkyl group; R1 is a hydrogen atom or a substituent; n is an integer of ≥0].
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供具有尖锐的光吸收和高摩尔消光系数以及对热,光和湿度的稳定性优异的偶氮甲碱染料和金属络合物染料,以及使用它们的彩色调色剂和用于喷墨的墨水。 解决方案:偶氮甲碱染料由通式1表示[其中Y是满足式0.2≤σp≤0.9的取代基; Z 1 和Z 2 分别为-CR1 =或-N =; L是由通式1a或1b表示的基团(其中R1是羟基,芳氧基,氨基,巯基或烷硫基; Rb是取代基; p是0-4的整数; B 是与-CR1 =)一起形成杂环所需的非金属原子团; X是未取代或取代的烷基氨基; R是取代或未取代的烷基; R1是氢原子或取代基; n是≥0的整数]。 版权所有(C)2007,JPO&INPIT