Device provided with a dedicated dye compound
View Patent ↗A device comprises at least one organophosphonium transition metal dye or is provided with a filter, comprising at least one organophosphonium transition metal dye, wherein, in a particular embodiment said device is selected from the group consisting of a scanner, a digitizer, a display and a photographic device.
1. A device comprising at least one organophosphonium divalent transition metal dye wherein said organophosphonium transition metal dye is an organophosphonium compound according to the general formula (I)
wherein M is Co or Ni,
wherein n≧1, m≧1, Σ(+)≧1, and
wherein −2n=mΣ(+), and
wherein R 1 , R 2 , R 3 and R 4 are the same or different and each represent an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 1 , R 2 , R 3 and R 4 each independently represents the necessary atoms to form a ring system with one another, and
wherein L 1 , L 2 , L 3 and L 4 each independently represents one of F, Cl, Br and I, and
when m=1, then Σ(+)=2n and consequently 2n positively charged centers are present in the phosphonium cation, and
when n=1 and Σ(+)=1, then m=2 and consequently two phosphonium cations (P + R 1 R 2 R 3 R 4 ) and (P + R 5 R 6 R 7 R 8 ) are present in the molecule, wherein R 5 , R 6 , R 7 , R 8 are the same or different and each represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 5 , R 6 , R 7 and R 8 each independently represents the necessary atoms to form a ring system with one another wherein said device is selected from the group consisting of a scanner, a digitizer, a display and a photosensitive device.
2. A device according to claim 1 , wherein said device comprises a filter or filter layer, provided with at least one organophosphonium divalent transition metal dye.
3. A device according to claim 1 , wherein said transition metal in said organophosphonium transition metal dye is divalent cobalt or nickel.
4. A device according to claim 2 , wherein said transition metal in said organophosphonium transition metal dye is divalent cobalt or nickel.
5. A device according to claim 2 , wherein said organophosphonium transition metal dye is an organophosphonium compound according to the general formula (I)
wherein M is Co or Ni,
wherein n≧1, m≧1, Σ(+)≧1, and
wherein −2n=mΣ(+), and
wherein R 1 , R 2 , R 3 and R 4 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 1 , R 2 , R 3 and R 4 each independently represents the necessary atoms to form a ring system with one another, and
wherein L 1 , L 2 , L 3 and L 4 each independently represents one of F, Cl, Br and I, and
when m=1, then Σ(+)=2n and consequently 2n positively charged centers are present in the phosphonium cation, and
when n=1 and Σ(+)=1, then m=2 and consequently two phosphonium cations (P + R 1 R 2 R 3 R 4 ) and (P + R 5 R 6 R 7 R 8 ) are present in the molecule, wherein R 5 , R 6 , R 7 , R 8 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 5 , R 6 , R 7 and R 8 each independently represents the necessary atoms to form a ring system with one another.
6. A device according to claim 1 , wherein said device is a layered material, wherein in at least one layer thereof at least one organophosphonium transition metal dye is present according to the general formula (I)
wherein M is Co or Ni,
wherein n≧1, m≧1, Σ(+)≧1, and
wherein −2n=mΣ(+), and
wherein R 1 , R 2 , R 3 and R 4 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 1 , R 2 , R 3 and R 4 each independently represents the necessary atoms to form a ring system with one another, and
wherein L 1 , L 2 , L 3 and L 4 each independently represents one of F, Cl, Br and I, and
when m=1, then Σ(+)=2n and consequently 2n positively charged centers are present in the phosphonium cation, and
when m=1, and Σ(+)=1, then m=2 and consequently two phosphonium cations (P + R 1 R 2 R 3 R 4 ) and (P + 5 R 6 R 7 R 8 ) are present in the molecule, wherein R 5 , R 6 , R 7 , R 8 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 5 , R 6 , R 7 and R 8 each independently represents the necessary atoms to form a ring system with one another.
7. A device according to claim 2 , wherein said device is a layered material, wherein in at least one layer thereof at least one organophosphonium transition metal dye is present according to the general formula (I)
wherein M is Co or Ni,
wherein n≧1, m≧1, Σ(+)≧1, and
wherein −2n=mΣ(+), and
wherein R 1 , R 2 , R 3 and R 4 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 1 , R 2 , R 3 and R 4 each independently represents the necessary atoms to form a ring system with one another, and
wherein L 1 , L 2 , L 3 and L 4 each independently represents one of F, Cl, Br and I, and
when m=1, then Σ(+)=2n and consequently 2n positively charged centers are present in the phosphonium cation, and
when n=1 and Σ(+)=1, then m=2 and consequently two phosphonium cations (P + R 1 R 2 R 3 R 4 ) and (P + R 5 R 6 R 7 R 8 ) are present in the molecule, wherein R 5 , R 6 , R 7 , R 8 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 5 , R 6 , R 7 and R 8 each independently represents the necessary atoms to form a ring system with one another.
8. A device according to claim 1 , wherein said organophosphonium dye is present as a viscous deep blue oil.
9. A device according to claim 8 , wherein said viscous deep blue oil is applied between colored or non-colored glass plates or plastic foils.
10. A device according to claim 8 , wherein said organophosphonium dye is embedded in a polymer host.
11. A device according to claim 9 , wherein said organophosphonium dye is embedded in a polymer host.
12. A device according to claim 10 , wherein said polymer host is a UV-cured or a thermally cured matrix.
13. A device according to claim 11 , wherein said polymer host is a UV-cured or a thermally cured matrix.
14. A device according to claim 12 , wherein said UV-cured matrix is generated from a UV-curable composition, comprising monomers, oligomers or mixtures thereof, photoinitiators and/or synergists.
15. A device according to claim 13 , wherein said UV-cured matrix is generated from a UV-curable composition, comprising monomers, oligomers or mixtures thereof, photoinitiators and/or synergists.
16. A device according to claim 8 , wherein said viscous deep blue oil is present in a solvent-based coating.
17. A device according to claim 2 , wherein said filter is further provided with at least one dielectric filter layer.
18. A device according to claim 8 , wherein said viscous oil further comprises a compound according to the formula
(R 1 R 2 R 3 R 4 )P + X − and/or (R 1 R 2 R 3 R 4 )N + X − , wherein
R 1 , R 2 , R 3 and R 4 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 1 , R 2 , R 3 and R 4 each independently represents the necessary atoms to form a ring system with one another and wherein X − represents one of F, Cl, Br and I.
19. A device according to claim 10 , wherein said polymer host further comprises a compound according to the formula
(R 1 R 2 R 3 R 4 )P + X − and/or (R 1 R 2 R 3 R 4 )N + X − , wherein
R 1 , R 2 , R 3 and R 4 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 1 , R 2 , R 3 and R 4 each independently represents the necessary atoms to form a ring system with one another and wherein X − represents one of F, Cl, Br and I.
20. A device according to claim 16 , wherein said solvent-based coating further comprises a compound according to the formula
(R 1 R 2 R 3 R 4 )P + X − and/or (R 1 R 2 R 3 R 4 )N + X − , wherein
R 1 , R 2 , R 3 and R 4 are the same or different and each independently represents an alkyl group, an aliphatic group, an alicyclic hydrocarbon group, an aromatic group, a heteroaromatic group, a hyperbranched polymer group, a dendrimeric group or R 1 , R 2 , R 3 and R 4 each independently represents the necessary atoms to form a ring system with one another and wherein X − represents one of F, Cl, Br and I.