The present invention relates to a solid solution comprising (a) at least one compound according to formula (I) and (b) at least one compound according to formula (II), or at least one compound according to formula (III), or a mixture of at least one compound according to formula (II) and at least one compound according to formula (III) wherein R.sub.1 and R.sub.2 may, independently of one another, stand for (CH.sub.2).sub.nX, wherein X stands for hydrogen, methyl, a C.sub.1-C.sub.5 alkoxyl, hydroxy, phenyl, C.sub.1-C.sub.5 alkylphenyl, C.sub.1-C.sub.5 alkoxyphenyl, hydroxyphenyl, halogenated phenyl, pyridyl, C.sub.1-C.sub.5 alkylpyridyl, C.sub.1-C.sub.5 alkoxypyridyl, halogenated pyridyl, pyridylvinyl or naphthyl; wherein n stands for 0, 1, 2, 3, 4 or 5; R.sub.3 and R.sub.4 may, independently of one another, stand for phenylene, C.sub.1-C.sub.5 alkylphenylene, C.sub.1-C.sub.5 alkoxyphenylene, hydroxyphenylene, halogenated phenylene, pyridinediyl, C.sub.1-C.sub.5 alkylpyridinediyl, C.sub.1-C.sub.5 alkoxy-pyridinediyl, halogenated pyridinediyl, anthraquinonediyl or naphthalenediyl, wherein the 2 nitrogen atoms bound to R.sub.4 according to formula (II) and (III) form a 5-membered or a 6-membered heterocycle with 2 atoms of an aromatic ring of R.sub.3; wherein the 2 nitrogen atoms bound to R.sub.4 according to formula (II) and (III) form a 5-membered or a 6-membered heterocycle with 2 atoms of an aromatic ring of R.sub.4; X.sub.1 to X.sub.8 may, independently from one another, stand for hydrogen, C.sub.1-C.sub.5 alkyl, C.sub.1-C.sub.5 alkoxy, hydroxy, phenyl or halide. The present invention further relates to a process for producing the solid solution. Furthermore, the present invention relates to a solid solution obtainable or obtained according to said process and to the use of the inventive solid solution, in particular as a NIR transparent black colorant in a NIR non-absorbing component.

##STR00001##

The invention relates to dyes for dye-sensitized solar cells, and in particular, to perylene functionalized porphyrin dyes for dye-sensitized solar cells. The invention further relates to a dye molecule comprising perylene functionalized porphyrin moiety.

The invention relates to dyes for dye-sensitized solar cells, and in particular, to perylene functionalized porphyrin dyes for dye-sensitized solar cells. The invention further relates to a dye molecule comprising perylene functionalized porphyrin moiety.

A compound represented by Chemical Formula 1: ##STR00001## a photoresist fluorescent resin composition containing the compound of the Chemical Formula 1, a binder resin and a polymerizable compound including an ethylenically unsaturated bond, a color conversion film manufactured using the photoresist fluorescent resin composition, a backlight unit comprising the color conversion film, and a display apparatus comprising the backlight unit.

A compound represented by Chemical Formula 1: ##STR00001## a photoresist fluorescent resin composition containing the compound of the Chemical Formula 1, a binder resin and a polymerizable compound including an ethylenically unsaturated bond, a color conversion film manufactured using the photoresist fluorescent resin composition, a backlight unit comprising the color conversion film, and a display apparatus comprising the backlight unit.