摘要:
There is provided an azo pigment having excellently good color reproducibility, dispersibility, and storage stability of pigment dispersions and having excellent hue and tinctorial strength.An azo pigment represented by the following formula (1) and having characteristic peaks at Bragg angles (2θ±0.2°) of 7.2°, 13.4°, 15.0°, and 25.9 in X-ray diffraction with characteristic Cu Kα line, and a tautomer thereof:
摘要:
An object of the invention is to provide an azo pigment having extremely good dispersibility and dispersion stability and having excellent hue and tinctorial strength and, preferably, having a long axis observed with a transmission microscope of from 0.01 μm to 30 μM.An azo pigment which is represented by the following formula (1) and having characteristic peaks at Bragg angles) (2θ±0.2°) of (i) 7.6° and 25.6°, (ii) 7.0°, 26.4°, and 27.3°, or (iii) 6.4°, 26.4°, and 27.2° in X-ray diffraction with characteristic Cu Kα line, or a tautomer thereof:
摘要:
An azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness, and a pigment dispersion containing the azo pigment are provided.An azo pigment represented by the following general formula (1) and a pigment dispersion containing the pigment: wherein G represents a hydrogen atom, an aliphatic group, an aryl group, a heterocyclic group, an acyl group, an aliphatic oxycarbonyl group, a carbamoyl group, or a sulfonyl group, R1 represents an amino group, an aliphatic oxy group, an aliphatic group, an aryl group, or a heterocyclic group, R2 represents a substituent, A represents an aromatic 5- to 6-membered heterocyclic group, m represents an integer of from 0 to 5, and n represents an integer of from 1 to 4.
摘要:
An azo pigment and a pigment dispersion showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness are provided.An azo pigment represented by the following general formula (1), its tautomer, a salt or hydrate thereof: (wherein G represents a hydrogen atom, an aliphatic group, an aryl group, a heterocyclic group, an acyl group, an aliphatic oxycarbonyl group, a carbamoyl group, a sulfonyl group, R1 represents an amino group, an aliphatic oxy group, an aliphatic group, an aryl group, or a heterocyclic group, R2 represents a substituent, A represents an aromatic 5- or 6-membered heterocyclic group, m represents an integer of from 0 to 5, n represents an integer of from 1 to 4 and, when n=2, the formula represents a dimer formed through R1, R2, A, or G and, when n=3, the formula represents a trimer formed through R1, R2, A, or G and, when n=4, the formula (1) represents a tetramer formed through R1, R2, A, or G.
摘要:
Provided is an azo pigment having excellent coloring characteristics such as high tinctorial strength and hue and having excellent durability such as high resistance to light and ozone, a pigment dispersion containing the azo pigment, and a coloring composition.An azo pigment represented by the following general formula (1), a tautomer of the azo pigment, and a salt or a hydrate thereof: (In the general formula (1), G0 and G1 each independently represents a non-metal atomic group which can form a 5- or 6-membered heterocyclic ring wherein each heterocyclic ring may be unsubstituted or may have a substituent; each heterocyclic ring may be a monocyclic ring or a condensed ring; X represents a hetero atom; n represents an integer of 1 to 4; when n=2, the compound of formula (1) represents a dimer formed via A or a heterocyclic group represented by G0 or G1; when n=3, the compound of formula (1) represents a trimer formed via A and/or a heterocyclic group represented by G0 or G1; when n=4, the compound of formula (1) represents a tetramer formed via A and/or a heterocyclic group represented by G0 or G1; A represents any one selected from the group of the specific substituents.)
摘要:
Provided is an azo pigment represented by the following general formula (1), a tautomer of the azo pigment, and a salt or a hydrate thereof: wherein Q represents the non-metallic atoms necessary to complete a 5- to 7-membered heterocyclic group, W represents an alkoxy group, an amino group, an alkyl group, or an aryl group, X1 and X2 each independently represents a hydrogen, an alkyl group, an acyl group, an alkylsulfonyl group, or an arylsulfonyl group, R1 represents a hydrogen or a substituent, R2 represents a heterocyclic group, n represents an integer of from 1 to 4 and the general formula (1) represents a dimer formed through Q, W, X1, X2, R1, or R2 when n=2, a trimer formed through Q, W, X1, X2, R1, or R2 when n=3, and a tetramer formed through Q, W, X1, X2, R1, or R2 when n=4.
摘要:
An azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness, and a pigment dispersion containing the azo pigment are provided.An azo pigment represented by the following general formula (1) and a pigment dispersion containing the pigment: wherein G represents an aliphatic group, an aryl group, or a heterocyclic group, Y represents a hydrogen atom or an aliphatic group, R1 represents an aliphatic group, an aliphatic amino group, an arylamino group, a heterocyclic amino group, an acylamino group, a sulfonamido group, an amino group, or a heterocyclic group, R2 and R3 each independently represents an aliphatic amino group, an arylamino group, a heterocyclic amino group, an acylamino group, a sulfonamido group, an amino group, or a heterocyclic group, X1 represents a nitrogen atom or C—Z, Z represents an electron-withdrawing group having a Hammett σp value of 0.2 or more, X2 represents a nitrogen atom or C—R5, R5 represents a hydrogen atom, a cyano group, a carbamoyl group, an aliphatic oxycarbonyl group, or a carboxyl group, and n represents an integer of from 1 to 4.
摘要:
A monoazo pigment is represented by the general formula (1), a tautomer of the monoazopigment, and a salt or a hydrate thereof: wherein R1, P1, and Q1 each independently represents a hydrogen or a substituent, G represents the non-metallic atoms necessary to complete a 5- to 6-membered heterocyclic group, W represents a substituent capable of binding to the heterocyclic group constituted by G, t represents an integer of from 0 to 5, Het-1 represents a group selected from the aromatic heterocyclic groups represented by the general formula (2): wherein X, Y, Z, W0, W1, W2, W3, and W4 each independently represents a hydrogen or a substituent, and * shows the point of attachment to the azo linkage in the general formula (1).
摘要:
To provide a novel phthalocyanine compound, and an inkjet ink and inkjet recording method capable of an image having an excellent hue, fastness to light and ozone gas resistance. To provide various coloring compositions such as an ink sheet for heat-sensitive recording material, color toner for electrophotography, and color filter, and to provide improving method of oxidation resistance of an image. [Means for Resolution] A phthalocyanine compound substituted with —SO2NH—Z (Z represents a heterocyclic group) in at least one combination of 2 and 3, 6 and 7, 10 and 11, and 14 and 15-positions, wherein at least one of the 1 to 16-positions has two or more carbon atoms and the total number of the carbon atom thereof is 8 or more, inkjet ink using the compound, ink sheet, color toner and a color filter composition, which use the compound.