申请人:Vonwiller Simone Charlotte
公开号:US20090061179A1
公开(公告)日:2009-03-05
A substrate having an IR-absorbing dye disposed thereon. The dye is a naphthalocyanine dye of formula (I):
wherein
M is a metal group or is absent;
R
1
and R
2
are independently selected from the group consisting of: hydrogen and C
1-12
alkoxy;
X is selected from the group consisting of: O, S and NH;
Ar
1
, Ar
2
, Ar
3
, Ar
4
, Ar
5
, Ar
6
, Ar
7
and Ar
8
are selected from the group consisting of: phenyl, naphthyl, pyridyl, furanyl, pyrollyl and thiophenyl, each of Ar
1
, Ar
2
, Ar
3
, Ar
4
, Ar
5
, Ar
6
, Ar
7
and Ar
8
being optionally substituted with 1, 2, 3, 4 or 5 groups, each group being independently selected from the group consisting of: C
1-12
alkyl, C
1-12
alkoxy, C
1-12
arylalkyl, C
1-12
arylalkoxy, (OCH
2
CH
2
)
d
OR
d
, cyano, halogen, amino, hydroxyl, thiol, —SR
v
, —NR
u
R
v
, nitro, phenyl, phenoxy, CO
2
R
v
, C(O)R
v
, OCOR
v
, SO
2
R
v
, OSO
2
R
v
, NHC(O)R
v
, CONR
u
R
v
, CONR
u
R
v
, sulfonic acid, sulfonic acid salt and sulfonamide;
d is an integer from 2 to 5000;
R
d
is H, C
1-8
alkyl or C(O)C
1-8
alkyl; and
R
u
and R
v
are independently selected from the group consisting of: hydrogen, C
1-12
alkyl, phenyl or phenyl-C
1-8
alkyl;
and wherein at least one of Ar
1
, Ar
2
, Ar
3
, Ar
4
, Ar
5
, Ar
6
, Ar
7
and Ar
8
is substituted with a sulfonic acid or a sulfonic acid salt.