The invention encompasses a compound having the formula:
1
wherein R
1
, Z and the carbonyl can be comprised by a common ring, wherein R
1
comprises a chromophore that absorbs light from the visible wavelength range, and wherein n is an integer that is at least 12. The invention also encompasses a solid phase change ink composition. Such composition includes a phase change ink carrier and a colorant. The colorant comprises a chromophore that absorbs light from the visible wavelength range, and has the formula:
2
wherein R
1
, Z and the carbonyl can be comprised by a common ring, wherein n is an integer that is at least 12. Additionally, the invention encompasses a method of forming a colorant. A first compound having the formula,
3
is reacted with a second compound having the formula Z(CH
2
)
n
CH
3
, wherein n is an integer that is at least 12, to form a third compound having the formula,
4
wherein the third compound comprises a chromophore that absorbs light from the visible wavelength range.
本发明包括一种具有以下式子的化合物:
1
其中 R
1
、Z 和羰基可以由一个共同的环组成,其中 R
1
包括可吸收可见光波长范围内的光的发色团,其中 n 至少为 12 的整数。本发明还包括一种固体相变油墨组合物。这种组合物包括相变油墨载体和
着色剂。
着色剂包括可吸收可见光波长范围内的光的发色团,其式如下: 2:
2
其中 R
1
、Z 和羰基可以由一个共同的环组成,其中 n 是至少为 12 的整数。此外,本发明还包括一种形成
着色剂的方法。第一种化合物具有式
3
与具有式 Z(CH
2
)
n
CH
3
其中 n 为至少 12 的整数,形成具有以下式子的第三种化合物、
4
其中,第三种化合物包含可吸收可见光波长范围内的光的发色团。