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US 6,582,502 B2Granted
Dye, ink for ink jet recording, and ink jet recording method
AssigneeFuji Photo Film Co., Ltd.
InventorToshiki Fujiwara
Life of this patent
Estimating the term…
Abstract
A dye which is represented by any of the following general formula (1), (2), (3) or (4), an ink for inkjet recording which contains at least one of the dyes, and an ink jet recording method which uses the ink. The dye has heterocyclic group which may be substituted and has at least one ionic aqueous group in a molecule.
Claims15
An ink for ink jet recording comprising at least one dye which is represented by the following general formula (1):
- A—N═N═B General formula (1)
- wherein A and B each independently represents a heterocyclic group which may be substituted, and said dye has at least one ionic hydrophilic group in a molecule,
- wherein said dye is a dye represented by the following general formula (2), (3) or (4):
- wherein, R1, R2, and R3 each independently represents one of a hydrogen atom, a halogen atom, a cyano group, an alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, an alkylthio group, an arylthio group, and an ionic hydrophilic group;
- R4 represents any heterocyclic group which may be substituted and which is selected from the following Group 1 of heterocyclic groups;
- R5 represents one of a hydrogen atom, a cyano group, an alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, an alkylthio group, an arylthio group, and an ionic hydrophilic group;
- Za represents one of —N═, —NH— and —C(R11)═;
- Zb and Zc each independently represents one of —N═ and —C(R11)═;
- R11 represents one of a hydrogen atom and a nonmetallic substituent;
- R6 represents any heterocyclic group which may be substituted and which is selected from the following Group 2 of heterocyclic groups;
- R7 and R9 each independently represents one of a hydrogen atom, a cyano group, an alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, an alkylthio group, an arylthio group, and an ionic hydrophilic group;
- R8 represents one of a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a cyano group, an acylamino group, a sulfonylamino group, an alkoxycarbonylamino group, a ureido group, an alkylthio group, an arylthio group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a sulfonyl group, an acyl group, an alkylamino group, an arylamino group, a hydroxy group, and an ionic hydrophilic group;
- R10 represents any heterocyclic group which may be substituted and which is selected from the following Group 3 of heterocyclic groups;
- and the dye has at least one ionic hydrophilic group in a molecule,
11 more elements
A dye which is represented by the following general formula (2), (3) or (4):
- wherein R1, R2, and R3 each independently represents one of a hydrogen atom, a halogen atom, a cyano group, an alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, an alkylthio group, an arylthio group, and an ionic hydrophilic group;
- R4 represents any heterocyclic group which may be substituted and which is selected from the following Group 1 of heterocyclic groups;
- R5 represents one of a hydrogen atom, a cyano group, an alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, an alkylthio group, an arylthio group, and an ionic hydrophilic group;
- Za represents one of —N═, —NH— and —C(R11)═;
- Zb and Zc each independently represents one of —N═ and —C(R11)═;
- R11 represents one of a hydrogen group and a nonmetallic substituent;
- R6 represents any heterocyclic group which may be substituted and which is selected from the following Group 2 of heterocyclic groups;
- R7 and R9 each independently represents one of a hydrogen atom, a cyano group, an alkyl group, a cycloalkyl group, an aralkyl group, an aryl group, an alkylthio group, an arylthio group, and an ionic hydrophilic group;
- R8 represents one of a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a cyano group, an acylamino group, a sulfonylamino group, an alkoxycarbonylamino group, a ureido group, an alkylthio group, an arylthio group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a sulfonyl group, an acyl group, an alkylamino group, an arylamino group, a hydroxy group, and an ionic hydrophilic group;
- R10 represents any heterocyclic group which may be substituted and which is selected from the following Group 3 of heterocyclic groups;
- and the dye has at least one ionic hydrophilic group in a molecule,
8 more elements
Dependencies are inferred from the claim text.