申请人:Vonwiller Charlotte Simone
公开号:US20060030701A1
公开(公告)日:2006-02-09
The present invention provides an IR-absorbing dye of formula (I) or (II):
Q
1
, Q
2
, Q
3
and Q
4
are the same or different and are independently selected from a C
3-20
heteroarylene group comprising at least one N atom;
M is selected from Si(A
1
)(A
2
), Ge(A
1
)(A
2
), Ga(A
1
), Mg, Al(A
1
), TiO, Ti(A
1
)(A
2
), ZrO, Zr(A
1
)(A
2
), VO, V(A
1
)(A
2
), Mn, Mn(A
1
), Fe, Fe(A
1
), Co, Ni, Cu, Zn, Sn, Sn(A
1
)(A
2
), Pb, Pb(A
1
)(A
2
), Pd and Pt;
A
1
and A
2
are axial ligands, which may be the same or different, and are selected from —OH, halogen, —OR
3
, a hydrophilic ligand and/or a ligand suitable for reducing cofacial interactions;
R
3
is a selected from C
1-12
alky, C
5-12
aryl, C
5-12
arylalkyl or Si(R
x
)(R
y
)(R
z
); and
R
x
, R
y
and R
z
may be the same or different and are selected from C
1-12
alkyl, C
5-12
aryl, C
5-12
arylalkyl, C
1-12
alkoxy, C
5-12
aryloxy or C
5-12
arylalkoxy. Dyes of this type are especially suitable for use in netpage and Hyperlabel systems.
本发明提供了一种具有化学式(I)或(II)的红外吸收染料:Q1、Q2、Q3和Q4相同或不同,并且独立地选自含有至少一个N原子的C3-20杂芳基团;M选自Si(A1)(A2)、Ge(A1)(A2)、Ga(A1)、Mg、Al(A1)、TiO、Ti(A1)(A2)、ZrO、Zr(A1)(A2)、VO、V(A1)(A2)、Mn、Mn(A1)、Fe、Fe(A1)、Co、Ni、Cu、Zn、Sn、Sn(A1)(A2)、Pb、Pb(A1)(A2)、Pd和Pt;A1和A2是轴向配体,可以相同也可以不同,并选自—OH、卤素、—OR3、亲水配体和/或适用于减少共面相互作用的配体;R3选自C1-12烷基、C5-12芳基、C5-12芳基烷基或Si(Rx)(Ry)(Rz);Rx、Ry和Rz可以相同也可以不同,并选自C1-12烷基、C5-12芳基、C5-12芳基烷基、C1-12烷氧基、C5-12芳基氧基或C5-12芳基烷氧基。这种类型的染料特别适用于网页和超标签系统中的使用。