Process for preparing a monoazo metal complex salt compound for charge control agent and toner for developing electrostatic images
申请人:ORIENT CHEMICAL INDUSTRIES, LTD.
公开号:US20030187234A1
公开(公告)日:2003-10-02
Charge control agent comprising a metal complex salt compound of Formula (I) containing substantially no monoazo compound constituting the ligand thereof, toner containing the charge control agent, and process for manufacturing a metal complex salt compound of Formula (I), which comprises a metallizing reaction for metallizing a monoazo compound of Formula (II) with iron, nickel, aluminum, titanium or zirconium to produce a metal complex salt compound, in which metallizing reaction a monohydric or dihydric alcohol is used as a reaction-promoting solvent:
1
R: alkyl (C4 to 12); Y: halogen or alkyl (C 1 to 5); p and q: number of monoazo compounds coordinated to the metal M; p: 1, 2, 3 or 4; q: 0, 1, 2 or 3; p+q: 1 to 6; L
1
and L
2
is —O—; one of L
3
and L
4
is —O—, while the other is an —OH group or an —O
−
ion; M is iron, nickel, aluminum, titanium or zirconium; (M
x+
)m: m number of metals of atomic valence x; m: 1 to 4; x: 2 or more; Z−: the negative charge in the parentheses; (A
+
)n is a hydrogen ion or an alkali metal ion, n=Z;
2
由基本上不含构成其配体的单偶氮化合物的式(I)金属络合盐化合物组成的电荷控制剂、含有该电荷控制剂的墨粉,以及制造式(I)金属络合盐化合物的工艺,该工艺包括将式(II)单偶氮化合物与铁、镍、铝、钛或锆进行金属化反应,生成金属络合盐化合物,在该金属化反应中,使用一元醇或二元醇作为反应促进溶剂:
1
R:烷基(C4 至 12);Y:卤素或烷基(C 1 至 5);p 和 q:与金属 M 配位的单偶氮化合物的数目;p:1、2、3 或 4;q:0、1、2 或 3;p+q:1 至 6;L
1
和 L
2
为-O-;L
3
和 L
4
是-O-,而另一个是-OH 基团或-O
-
离子;M 是铁、镍、铝、钛或锆;(M
x+
)m:原子价为 x 的金属的 m 数;m:1 至 4;x:2 或更多;Z-:括号中的负电荷;(A
+
)n为氢离子或碱金属离子,n&等于;Z;
2