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US 6,444,807 B1Granted
Substituted phthalocyanine
AssigneeCiba Specialty Chemicals Corporation
InventorsAnnemarie Wolleb, Heinz Wolleb, Gerardus De Keyzer, Barbara Wagner
Life of this patent
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Abstract
The invention relates to phthalocyanine compounds and are represented by the formula: The compounds are used as a colorant and a pigment precursor, especially in light-sensitive compositions for color filters.
Claims7
A compound of formula
- wherein
- M is a divalent metal, oxo metal, halogenometal or hydroxymetal, or 2 hydrogen atoms,
- A is a radical
- which may be unsubstituted or substituted by phenoxy, naphthyloxy, phenylthio or by naphthylthio,
- X is a hetero atom selected from the group consisting of N, O and S, m being the number 0 when X is O or S and the number 1 when X is N,
- Y is Cl or Br,
- Z is hydrogen, Z′ or COOB,
- Z′ is C2-C12alkylene-N(COOB)2, C2-C12alkylene-NHCOOB, C2-C12alkylene-OCOOB or C2-C12alkylene-SCOOB,
- x is a number from 1 to 4, and y is a number from 0 to 15,
- wherein the sum of x and y is a maximum of 16 and, optionally, a plurality of radicals X, Y, Z and/or Z′ may be identical or different, and
- B is a group of the formula
- wherein
- R1 is hydrogen or C1-C6alkyl,
- R2 and R3 are each independently of the other C1-C6alkyl,
- R4and R8 are each independently of the other C1-C6alkyl, C1-C6alkyl interrupted by O, S or by NR12, phenyl or biphenyl unsubstituted or substituted by C1-C6alkyl, C1-C6alkoxy, halogen, cyano or by nitro,
- R5, R6 and R7 are each independently of the others hydrogen or C1-C6alkyl,
- R9 is hydrogen, C1-C6alkyl or a group of the formula
- R10 and R11 are each independently of the other hydrogen, C1-C6alkyl, C1-C6alkoxy, halogen, cyano, nitro, N(R12)2, or phenyl unsubstituted or substituted by halogen, cyano, nitro, C1-C6alkyl or by C1-C6alkoxy,
- R12 and R13 are each C1-C6alkyl, R14 is hydrogen or C1-C6alkyl and R15 is C1-C6alkyl, or phenyl unsubstituted or substituted by C1-C6alkyl,
- E is p,q-C2-C6alkylene unsubstituted or mono- or poly-substituted by C1-C6alkoxy, C1-C6alkythio or by C2-C12dialkylamino, wherein p and q are different position numbers,
- X′ is a hetero atom selected from the group consisting of N, O and S, m′ being the number 0 when X′ is O or S and the number 1 when X′ is N, and
- L1 and L2 are each independently of the other C1-C6alkyl or [—(p′,q′-C2-C6alkylene)—Z″—]n-C1-C6alkyl unsubstituted or mono- or poly-substituted by C1-C6alkoxy, C1-C6alkylthio, C2-C12dialkylamino, C6-C12aryloxy, C6-C12arylthio, C7-C18arylalkylamino or by C12-C24diarylamino, wherein n is a number from 1 to 1000 and p′ and q′ are different position numbers, each Z″ independently of the other(s) is a hetero atom O, S or C1-C12alkyl-substituted N, and the C2-C6alkylene radicals in the repeating units [—C2-C6alkylene—Z″—] may be identical or different, and L1 and L2 may be saturated or unsaturated from one to ten times, may be uninterrupted or interrupted at any positions by from 1 to 10 groups selected from the group consisting of —(C═O)— and —C6H4—, and may carry no further substituents or from 1 to 10 further substituents selected from the group consisting of halogen, cyano and nitro.
19 more elements
Dependencies are inferred from the claim text.