申请人:Wu Bo
公开号:US20060016369A1
公开(公告)日:2006-01-26
Phase change ink compositions comprising a phase change ink carrier and a colorant compound of the formula
wherein M is either (1) a metal ion having a positive charge of +y wherein y is an integer which is at least 2, said metal ion being capable of forming a compound with at least two
chromogen moieties, or (2) a metal-containing moiety capable of forming a compound with at least two
chromogen moieties, z is an integer representing the number of
chromogen moieties associated with the metal and is at least 2, R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, a, b, c, d, Y, and z are as defined herein, Q
−
is a COO
−
group or a SO
3
−
group, A is an organic anion, and CA is either a hydrogen atom or a cation associated with all but one of the Q
−
groups.
相变油墨组合物,包括相变油墨载体和式中的着色剂化合物
其中 M 是 (1) 带有 +y 正电荷的金属离子,其中 y 是至少为 2 的整数,所述金属离子能够与至少两个发色剂分子形成化合物;或 (2) 能够与至少两个发色剂分子形成化合物的含金属分子。
或 (2) 能与至少两个发色基团形成化合物的含金属基团。
z 是一个整数,代表与该金属离子相关的发色基团的数目。
z 是整数,代表与金属相关的发色基数,且至少为 2,R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
a、b、c、d、Y 和 z 如本文所定义,Q
-
是 COO
-
基团或 SO
3
-
基团,A 是有机阴离子,CA 是氢原子或阳离子,除一个外与所有 Q
-
基团的阳离子。