WO2018051876A1 - ポリハロゲン化亜鉛フタロシアニン、ポリハロゲン化亜鉛フタロシアニン顔料及びこれを画素部に有するカラーフィルタ - Google Patents
ポリハロゲン化亜鉛フタロシアニン、ポリハロゲン化亜鉛フタロシアニン顔料及びこれを画素部に有するカラーフィルタ Download PDFInfo
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- WO2018051876A1 WO2018051876A1 PCT/JP2017/032233 JP2017032233W WO2018051876A1 WO 2018051876 A1 WO2018051876 A1 WO 2018051876A1 JP 2017032233 W JP2017032233 W JP 2017032233W WO 2018051876 A1 WO2018051876 A1 WO 2018051876A1
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- zinc phthalocyanine
- pigment
- polyhalogenated zinc
- parts
- polyhalogenated
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B47/00—Porphines; Azaporphines
- C09B47/04—Phthalocyanines abbreviation: Pc
- C09B47/06—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide
- C09B47/061—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide having halogen atoms linked directly to the Pc skeleton
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B47/00—Porphines; Azaporphines
- C09B47/04—Phthalocyanines abbreviation: Pc
- C09B47/08—Preparation from other phthalocyanine compounds, e.g. cobaltphthalocyanineamine complex
- C09B47/10—Obtaining compounds having halogen atoms directly bound to the phthalocyanine skeleton
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0001—Post-treatment of organic pigments or dyes
- C09B67/0002—Grinding; Milling with solid grinding or milling assistants
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0084—Dispersions of dyes
- C09B67/0085—Non common dispersing agents
- C09B67/009—Non common dispersing agents polymeric dispersing agent
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
Definitions
- the present invention relates to a polyhalogenated zinc phthalocyanine pigment having a specific halogen distribution and a color filter having the same in a pixel portion.
- the color filter used in the liquid crystal display is a member that realizes the color display of the display by transmitting the white light of the backlight.
- a typical index of the color reproduction range is NTSC ratio. This is a ratio representing the color gamut that can be covered when the range of colors that can be expressed by the NTSC system, which is a standard for analog television broadcasting, is 100% on the CIE chromaticity diagram. In recent years, a coverage ratio of 90% or more of the NTSC ratio has been demanded. In order to realize this, improvement in coloring power of green pixels is particularly important. Although improvement in coloring power can be realized by increasing the thickness of the pixel, it is difficult to achieve 90% or more of NTSC ratio with a practical film thickness in the above-mentioned Pigment Green 58.
- Patent Document 1 a pigment composition containing polyhalogenated zinc phthalocyanine having a prescribed halogen ratio has been proposed (Patent Document 1).
- the pigment composition of Patent Document 1 may not be able to sufficiently meet the recently increasing market demand, that is, the demand for higher compatibility between luminance and coloring power.
- the problem to be solved by the present invention is that the zinc halide has excellent coloring power (high coloring power) and can achieve higher luminance (high luminance) when used as a pixel portion of a color filter. It is to provide a phthalocyanine pigment.
- each of X 1 to X 16 is independently a chlorine atom, a bromine atom or a hydrogen atom), which is a polyhalogenated zinc phthalocyanine represented by m / z 1780 or more and 1820 in mass spectrometry
- a polyhalogenated zinc phthalocyanine (“polyester of the present invention"), wherein a value obtained by dividing the maximum ionic strength in a range of less than that by the maximum ionic strength in the range of m / z 1820 to 1860 is 1.00 or less. It may be referred to as “halogenated zinc phthalocyanine”).
- the polyhalogenated zinc phthalocyanine pigment of the present invention has a remarkable effect that both high coloring power and high luminance can be achieved at a higher level.
- Polyhalogenated zinc phthalocyanine is a substance having a structure in which a total of 16 chlorine atoms and / or bromine atoms are bonded per phthalocyanine molecule (structure). As the number of chlorine and / or bromine atoms bonded in the molecule increases, the hue of the polyhalogenated zinc phthalocyanine changes from blue to green.
- the polyhalogenated zinc phthalocyanine of the present invention has excellent characteristics such as high brightness and high coloring power as compared with the conventional polyhalogenated zinc phthalocyanine.
- the feature of high brightness is to increase the abundance ratio of brominated zinc phthalocyanine (hereinafter referred to as 16 brominated zinc phthalocyanine in this specification) having 16 bromine atoms bonded per phthalocyanine molecule (structure).
- 16 brominated zinc phthalocyanine in this specification bromine atoms bonded per phthalocyanine molecule (structure).
- the crystallinity of the pigment is lowered, and it is presumed that the scattered light is reduced by suppressing the growth of the pigment particles in the firing step at the time of producing the color filter.
- the characteristic of high coloring power is that the compound purity is improved by increasing the abundance ratio of 16 brominated zinc phthalocyanine, and the absorption spectrum becomes steep.
- “increasing the abundance ratio of 16-brominated zinc phthalocyanine” means that the abundance ratio of 16-brominated zinc phthalocyanine is a brominated zinc phthalocyanine in which 15 bromine atoms and 1 chlorine atom are bonded (hereinafter referred to as “this”). In the specification, it is the same as the abundance ratio of 15 bromine monochlorinated zinc phthalocyanine) or the abundance ratio of 16 bromine zinc phthalocyanine exceeds the abundance ratio of 15 bromine monochlorinated zinc phthalocyanine.
- the relationship of such abundance ratios is defined as follows based on the measurement results in mass spectrometry. That is, the feature of the present invention is that the maximum ionic strength (that is, the maximum ionic strength representing 15 bromine / monochlorinated zinc phthalocyanine) in the range of m / z 1780 or more and less than 1820 in mass spectrometry is in the range of m / z 1820 or more and 1860 or less.
- the value obtained by dividing by the maximum ionic strength that is, the maximum ionic strength representing 16 brominated zinc phthalocyanine is 1.00 or less.
- a polyhalogenated zinc phthalocyanine having such characteristics has not been known so far.
- the polyhalogenated zinc phthalocyanine is preferably less than 1.00, preferably 0.90 or less, more preferably 0.85 or less, and in the range of 0.85 to 0.50. Is more preferable.
- Mass spectrometry is performed using a matrix-assisted laser desorption / ionization time-of-flight mass spectrometer (JMS-S3000, manufactured by JEOL Ltd.).
- JMS-S3000 matrix-assisted laser desorption / ionization time-of-flight mass spectrometer
- the polyhalogenated zinc phthalocyanine of the present invention has 1 to 16 bromine atoms bonded as long as the abundance ratio of 16 brominated zinc phthalocyanine and 15 bromine monochlorinated zinc phthalocyanine satisfies the above.
- brominated zinc phthalocyanine may be contained in any ratio, it is preferable to contain 14% or more of 16 brominated zinc phthalocyanine.
- the polyhalogenated zinc phthalocyanine has a structure represented by the above general formula 1.
- a polyhalogenated zinc phthalocyanine having an average primary particle diameter of 0.01 to 0.30 ⁇ m is referred to as a polyhalogenated zinc phthalocyanine pigment.
- the average primary particle diameter in the present invention refers to the halogenation constituting an aggregate on a two-dimensional image obtained by photographing particles in the field of view with a transmission electron microscope JEM-2010 (manufactured by JEOL Ltd.). For 50 zinc phthalocyanine primary particles, the longer diameter (major diameter) is determined and averaged. At this time, the sample polyhalogenated zinc phthalocyanine is ultrasonically dispersed in a solvent and then photographed with a microscope. A scanning electron microscope may be used instead of the transmission electron microscope.
- the polyhalogenated zinc phthalocyanine is a known method in which a halogenating agent such as sulfuryl chloride or bromine is used at a temperature of 10 to 170 ° C. consisting of one or a mixture of two or more compounds that serve as a solvent during halogenation. It can be obtained by adding and mixing in advance to a melt of a degree, and then adding zinc phthalocyanine and halogenating.
- a halogenating agent such as sulfuryl chloride or bromine
- the melting method is performed by using one or two kinds of compounds that become a solvent during halogenation, such as halides of alkali metals such as sodium chloride or halides of alkaline earth metals, aluminum chloride, titanium tetrachloride, and thionyl chloride.
- halides of alkali metals such as sodium chloride or halides of alkaline earth metals
- aluminum chloride, titanium tetrachloride, and thionyl chloride zinc phthalocyanine is halogenated with a halogenating agent in a melt composed of the above mixture at a temperature of about 10 to 170 ° C.
- a chlorinating agent is added to the melt
- a brominating agent is added to adjust the bromination rate.
- the ratio of chloride and bromide in the molten salt is adjusted, the amount of chlorine gas and bromine introduced, and the reaction time are changed, so that the specific method in the obtained polyhalogenated zinc phthalocyanine is specified.
- the content ratio of the polyhalogenated zinc phthalocyanine having a halogen atom composition can be arbitrarily controlled. In this respect, the same applies to the present invention.
- a halogenating agent can be further added to the halogenated zinc phthalocyanine to achieve the content ratio of the polyhalogenated zinc phthalocyanine having a desired halogen atom composition. It is.
- the halogenation temperature is preferably 10 to 170 ° C., more preferably 30 to 140 ° C. Furthermore, in order to increase the reaction rate, it is possible to carry out the reaction while applying pressure.
- the reaction time can be, for example, 1 to 100 hours, preferably 5 to 48 hours.
- the amount of bromine used in the halogenation is preferably 15 to 40 equivalents, more preferably 18 to 28 equivalents based on zinc phthalocyanine.
- a polyhalogenated zinc phthalocyanine having a halogen atom composition different from that of the existing polyhalogenated zinc phthalocyanine can be obtained by optimizing the raw material charging method, the amount used, the reaction temperature and the reaction time.
- the produced polyhalogenated zinc phthalocyanine precipitates.
- the polyhalogenated zinc phthalocyanine it may be used as it is, but then filtered, washed with water or sodium hydrogensulfate water, sodium hydrogencarbonate water, sodium hydroxide water, acetone, toluene, methyl alcohol, It is preferably used after washing with an organic solvent such as ethyl alcohol or dimethylformamide and after-treatment such as drying.
- polyhalogenated zinc phthalocyanine is dry-ground in a grinder such as an attritor, ball mill, vibration mill, vibration ball mill, etc., and then pigmented by the solvent salt milling method or solvent boiling method.
- a pigment which is excellent in dispersibility and coloring power and has a yellowish color with high lightness can be obtained than before.
- the polyhalogenated zinc phthalocyanine before pigmentation may be dispersed in a dispersion medium and pigmented at the same time, but in a large amount of organic solvent.
- the solvent salt milling treatment is preferably employed in that pigment particles having a large specific surface area can be obtained more easily than the solvent treatment by heating and stirring the metal halide phthalocyanine.
- This solvent salt milling means kneading and grinding a crude pigment which is a non-pigmented polyhalogenated zinc phthalocyanine, an inorganic salt, and an organic solvent, which are ground immediately after synthesis or thereafter. .
- a crude pigment which is a non-pigmented polyhalogenated zinc phthalocyanine, an inorganic salt, and an organic solvent, which are ground immediately after synthesis or thereafter.
- a crude pigment, an inorganic salt, and an organic solvent that does not dissolve it are charged into a kneader, and kneading and grinding are performed therein.
- a kneader at this time for example, a kneader, a mix muller, or the like can be used.
- a polyhalogenated metal phthalocyanine pigment composition having an average primary particle diameter of 0.01 to 0.10 ⁇ m is preferably used for color filters.
- a water-soluble inorganic salt can be preferably used.
- an inorganic salt such as sodium chloride, potassium chloride, sodium sulfate is preferably used. It is more preferable to use an inorganic salt having an average particle size of 0.5 to 50 ⁇ m. Such an inorganic salt can be easily obtained by pulverizing a normal inorganic salt.
- an organic solvent capable of suppressing crystal growth it is preferable to use an organic solvent capable of suppressing crystal growth, and as such an organic solvent, a water-soluble organic solvent can be suitably used.
- a water-soluble organic solvent can be suitably used.
- the amount of the water-soluble organic solvent used is not particularly limited, but is preferably 0.01
- the crude pigment may be subjected to solvent salt milling, but it is also possible to perform solvent salt milling using a polyhalogenated zinc phthalocyanine and a phthalocyanine derivative in combination. it can.
- the phthalocyanine derivative may be added at the time of synthesizing the crude pigment or after pigmentation, but is more preferably added before the pigmentation step such as solvent salt milling. By adding a phthalocyanine derivative, it is possible to improve the viscosity characteristics and the dispersion stability of the color filter resist ink.
- a phthalocyanine derivative any known and commonly used phthalocyanine derivatives can be used, but phthalocyanine pigment derivatives of the following formula (1) or formula (2) are preferred.
- the phthalocyanine derivative is preferably a polyhalogenated zinc phthalocyanine or a phthalocyanine derivative corresponding to zinc phthalocyanine which is a raw material thereof. It can also be used.
- P- (AZ) n (2) In the formula, P represents a residue obtained by removing n hydrogens of an unsubstituted or halogenated phthalocyanine ring having no central metal or having a central metal. Y represents a primary to tertiary amino group or a carboxylic acid group.
- A is a divalent linking group
- Z is a residue obtained by removing at least one hydrogen on the nitrogen atom of the primary or secondary amino group, or (Represents a residue obtained by removing at least one of hydrogen on a nitrogen atom of a heterocyclic ring containing nitrogen, and m represents 1 to 4 and n represents 1 to 4).
- the central metal is Zn (zinc), and examples of the primary and secondary amino groups include a monomethylamino group, a dimethylamino group, and a diethylamino group.
- examples of the base or metal that forms a salt with the carboxylic acid group or sulfonic acid group include ammonia, organic bases such as dimethylamine, diethylamine, and triethylamine, and metals such as potassium, sodium, calcium, strontium, and aluminum.
- Examples of the divalent linking group for A 2 include divalent linking groups such as an alkylene group having 1 to 3 carbon atoms, —CO 2 —, —SO 2 —, —SO 2 NH (CH 2 ) m —, and the like. Groups.
- Examples of Z include a phthalimide group, a monoalkylamino group, and a dialkylamino group.
- the phthalocyanine derivative that can be included in the crude pigment at the time of crude pigment preparation and / or solvent salt milling is usually 0.01 to 0.3 parts by mass per 1 part by mass of the crude pigment.
- the total amount of the crude pigment and the phthalocyanine derivative is regarded as the usage amount of the crude pigment, and the usage amount of the inorganic salt is as described above. Select from a range.
- the temperature at the time of solvent salt milling is preferably 30 to 150 ° C, more preferably 80 to 100 ° C.
- the solvent salt milling time is preferably 5 to 20 hours, more preferably 8 to 18 hours.
- a mixture containing a zinc halide phthalocyanine pigment having an average primary particle diameter of 0.01 to 0.10 ⁇ m, an inorganic salt, and an organic solvent as main components is obtained.
- the organic solvent and the inorganic salt are removed from the mixture. If necessary, by washing, filtering, drying, pulverizing, and the like a solid mainly composed of polyhalogenated zinc phthalocyanine pigment, a powder of polyhalogenated zinc phthalocyanine pigment can be obtained.
- washing either water washing or hot water washing can be adopted.
- the number of washings can be repeated in the range of 1 to 5 times.
- the organic solvent and the inorganic salt can be easily removed by washing with water. If necessary, acid cleaning, alkali cleaning, and solvent cleaning may be performed so as not to change the crystal state.
- drying after filtration and washing described above examples include batch or continuous drying in which the pigment is dehydrated and / or desolventized by heating at 80 to 120 ° C. with a heating source installed in a dryer.
- the dryer generally include a box dryer, a band dryer, and a spray dryer.
- spray dry drying is preferable because it is easily dispersed during paste preparation.
- the pulverization after drying is not an operation for increasing the specific surface area or reducing the average particle diameter of the primary particles, but for example, the pigment is a lamp as in the case of drying using a box dryer or a band dryer.
- the polyhalogenated zinc phthalocyanine pigment of the present invention has a property that the primary particles have a weaker cohesive force than the conventional copper halide phthalocyanine pigment, and are more easily disentangled. From the electron micrograph, it is possible to observe individual pigment primary particles constituting the aggregate, which cannot be observed with a conventional pigment.
- the polyhalogenated zinc phthalocyanine pigment of the present invention can be used for any known and commonly used applications. Particularly, since the average particle diameter of primary particles is 0.01 to 0.10 ⁇ m, pigment aggregation is relatively weak, and coloring The dispersibility in the synthetic resin to be improved becomes better.
- the pigment dispersion in the color filter photosensitive composition is easy and the color filter photosensitive composition is cured.
- the light-shielding property at 365 nm often used is reduced, the photocuring sensitivity thereof is not lowered, and film edge and pattern flow during development are less likely to occur.
- a color filter green pixel portion having both high sharpness and high brightness demanded in recent years can be obtained more easily.
- the polyhalogenated zinc phthalocyanine pigment primary particles of the present invention further have an aspect ratio of 1 to 3 in the longitudinal and lateral directions, the viscosity characteristics are improved in each application field and the fluidity is further increased.
- the aspect ratio first, as in the case of obtaining the average particle diameter of the primary particles, the particles in the field of view are photographed with a transmission electron microscope or a scanning electron microscope. Then, an average value of the longer diameter (major axis) and the shorter diameter (minor axis) is obtained for 50 primary particles constituting the aggregate on the two-dimensional image, and the average value is calculated using these values. .
- the color filter of the present invention can be obtained by including the polyhalogenated zinc phthalocyanine pigment of the present invention in at least the green pixel portion of the color filter.
- the polyhalogenated zinc phthalocyanine pigment of the present invention can be used without specially using a yellow pigment for toning when obtaining a green pixel portion of a color filter, or Even if it is used in combination, since a smaller amount is required, a decrease in light transmittance in the entire region of 380 to 780 nm can be prevented to a minimum.
- the polyhalogenated zinc phthalocyanine pigment of the present invention has a more yellowish color and higher coloring power, the yellow pigment may be used in a smaller amount as long as the color density is the same. Can also be advantageous.
- the spectral transmission spectrum in the present invention is obtained according to the first class spectrophotometer of Japanese Industrial Standard JIS Z 8722 (color measurement method-reflection and transmission object color).
- the resin film containing the pigment composition formed into a dry film thickness is obtained by plotting each transmittance value at each wavelength by scanning and irradiating light in a predetermined wavelength region.
- the color filter containing the polyhalogenated zinc phthalocyanine pigment of the present invention in the green pixel portion can transmit the green emission line of the light source well when using a light source such as white light, F10, and the like. Since the spectral transmission spectrum of the phthalocyanine pigment is sharp, green color purity and coloring power can be expressed to the maximum.
- the polyhalogenated zinc phthalocyanine pigment of the present invention can be used as it is for the production of a green pixel portion of a color filter.
- a known and commonly used green halogenated copper phthalocyanine or other A green halogenated metal phthalocyanine pigment such as a green halogenated dissimilar metal phthalocyanine pigment may be used in combination.
- a yellow pigment may be used for toning in order to make the characteristics appear.
- yellow pigments that can be used here include C.I. I. Pigment Yellow (PY) 1, 2, 3, 4, 5, 6, 10, 12, 13, 14, 15, 16, 17, 18, 24, 31, 32, 34, 35, 35: 1, 36, 36 : 1, 37, 37: 1, 40, 42, 43, 53, 55, 60, 61, 62, 63, 65, 73, 74, 77, 81, 83, 93, 94, 95, 97, 98, 100 , 101, 104, 106, 108, 109, 110, 113, 114, 115, 116, 117, 118, 119, 120, 126, 127, 128, 129, 138, 139, 150, 151, 152, 153, 154 155, 156, 161, 162, 164, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177
- PY138, 150, 185 or 231 is particularly preferred. These can be used alone or in combination of two or more.
- the combined proportion of the polyhalogenated zinc phthalocyanine pigment of the present invention and the yellow pigment is 10 to 100 parts by mass of the yellow pigment per 100 parts by mass of the polyhalogenated zinc phthalocyanine pigment.
- the polyhalogenated zinc phthalocyanine pigment of the present invention when used, even when a yellow pigment is used together for toning, compared to the conventional case where two or more different color pigments are mixed for toning. It is possible to obtain a bright color filter green pixel portion which is less turbid, excellent in color purity and coloring power, and bright.
- conventional C.I. I. Pigment Green 7 and 36 are used in combination with the yellow pigment in the polyhalogenated zinc phthalocyanine pigment of the present invention, compared with the mixed pigment in which the above-mentioned yellow pigment is used in combination with the green pigment. Since the purity and coloring power are high, the decrease in brightness is smaller, and the amount of light transmitted in the green region is larger.
- the polyhalogenated zinc phthalocyanine pigment of the present invention can be used for forming a pattern of a green pixel portion of a color filter by a known method.
- a photosensitive composition for a color filter green pixel portion containing the polyhalogenated zinc phthalocyanine pigment of the present invention and a photosensitive resin as essential components can be obtained.
- a method for producing a color filter for example, after dispersing this polyhalogenated zinc phthalocyanine pigment in a dispersion medium made of a photosensitive resin, it is applied on a transparent substrate such as glass by a spin coating method, a roll coating method, an ink jet method or the like.
- a method called photolithography in which a coating pattern is applied to the coating film, followed by pattern exposure with ultraviolet rays through a photomask, and then an unexposed portion is washed with a solvent or the like to obtain a green pattern.
- a color filter may be manufactured by forming a pattern of the green pixel portion by an electrodeposition method, a transfer method, a micellar electrolysis method, or a PVED (Photovoltaic Electrodeposition) method.
- the pattern of a red pixel part and the pattern of a blue pixel part can also be formed by the same method using a well-known pigment.
- a photosensitive composition for a color filter green pixel portion for example, the polyhalogenated zinc phthalocyanine pigment of the present invention
- a photosensitive resin, a photopolymerization initiator, and an organic solvent that dissolves the resin are essential. Mix as an ingredient.
- a method is generally used in which a dispersion is prepared using a polyhalogenated zinc phthalocyanine pigment, an organic solvent and, if necessary, a dispersant, and then a photosensitive resin is added thereto. .
- polyhalogenated zinc phthalocyanine pigment As the polyhalogenated zinc phthalocyanine pigment here, a polyhalogenated zinc phthalocyanine pigment which may or may not contain the phthalocyanine derivative, and a yellow pigment as necessary can be used.
- dispersing agent examples include Big Chemie's Disperbyk (registered K registered trademark) 130, 161, 162, 163, 170, BASF's Fuka 46, Fuka 47, and the like.
- a tau rigging agent, a coupling agent, a cationic surfactant, and the like can be used together.
- organic solvent examples include aromatic solvents such as toluene, xylene, and methoxybenzene, acetate solvents such as ethyl acetate and butyl acetate, propylene glycol monomethyl ether acetate, propylene glycol monoethyl ether acetate, and ethoxyethyl propionate.
- Propionate solvents such as alcohol solvents such as methanol and ethanol, ether solvents such as butyl cellosolve, propylene glycol monomethyl ether, diethylene glycol ethyl ether and diethylene glycol dimethyl ether, ketone solvents such as methyl ethyl ketone, methyl isobutyl ketone and cyclohexanone, and fats such as hexane Group hydrocarbon solvents, N, N-dimethylformamide, ⁇ -butyrolactam, N-methyl-2-pyrrolidone, a Phosphorus, nitrogen compound-based solvent such as pyridine, a lactone-based solvents such as ⁇ - butyrolactone, carbamic acid esters such as a mixture of 48:52 of methyl carbamate and ethyl carbamate, there is water.
- organic solvent polar solvents such as propionate-based, alcohol-based, ether-based, ketone-based, nitrogen compound-based
- a dispersion can be obtained by stirring and dispersing so as to be uniform.
- 3 to 20 parts by weight of a photosensitive resin per 100 parts by weight of the polyhalogenated zinc phthalocyanine pigment, 0.05 to 3 parts by weight of a photopolymerization initiator per 1 part by weight of the photosensitive resin are added to this dispersion. Accordingly, an organic solvent is further added, and the mixture is stirred and dispersed so as to be uniform, whereby a photosensitive composition for a color filter green pixel portion can be obtained.
- photosensitive resins examples include urethane resins, acrylic resins, polyamic acid resins, polyimide resins, styrene maleic acid resins, styrene maleic anhydride resins, and the like, Bifunctional monomers such as 1,6-hexanediol diacrylate, ethylene glycol diacrylate, neopentyl glycol diacrylate, triethylene glycol diacrylate, bis (acryloxyethoxy) bisphenol A, 3-methylpentanediol diacrylate, Trimethylol propaton triacrylate, pentaerythritol triacrylate, tris (2-hydroxyethyl) isocyanate, dipentaerythritol hexaacrylate, dipentaerythritol pentaacrylate Photopolymerizable monomers such as polyfunctional monomers such as bets and the like.
- Bifunctional monomers such as 1,6-hexanediol diacrylate, ethylene glyco
- photopolymerization initiator examples include acetophenone, benzophenone, benzyldimethylketanol, benzoyl peroxide, 2-chlorothioxanthone, 1,3-bis (4′-azidobenzal) -2-propane, 1,3-bis (4 ′ -Azidobenzal) -2-propane-2'-sulfonic acid, 4,4'-diazidostilbene-2,2'-disulfonic acid, and the like.
- the thus prepared color filter green pixel portion photosensitive composition is subjected to pattern exposure with ultraviolet rays through a photomask, and then the unexposed portion is washed with an organic solvent or alkaline water to produce a color filter. be able to.
- the polyhalogenated zinc phthalocyanine pigment obtained in the present invention has a yellowish green color and high coloring power, and develops a bright green color with high color purity and high contrast. Therefore, it is suitable for coloring paints, plastics, printing inks, rubber, leather, textile printing, electronic toners, jet inks, thermal transfer inks and the like in addition to the color filters described in detail.
- Zinc phthalocyanine was produced from phthalonitrile, ammonia and zinc chloride as raw materials.
- the 1-chloronaphthalene solution after completion of the reaction had light absorption at 750 to 850 nm.
- Synthesis example 1 270 parts of sulfuryl chloride (Wako Pure Chemicals Co., Ltd., product code: 190-04815), 315 parts of anhydrous aluminum chloride (Kanto Chemical Co., Ltd., product code: 01156-00), sodium chloride (Tokyo Kasei Co., Ltd., product code: S0572) 43 parts and 43 parts of bromine were mixed, and 65 parts of zinc phthalocyanine obtained in the above Reference Example was added to the resulting mixture. To this, 407 parts of bromine (Wako Pure Chemical Industries, Ltd., product code: 026-02405) was added dropwise, the temperature was raised to 80 ° C. over 22 hours, and 72 parts of bromine was added dropwise.
- Synthesis example 2 270 parts of sulfuryl chloride (Wako Pure Chemicals Co., Ltd., product code: 190-04815), 315 parts of anhydrous aluminum chloride (Kanto Chemical Co., Ltd., product code: 01156-00), sodium chloride (Tokyo Kasei Co., Ltd., product code: S0572) 43 parts and 43 parts of bromine were mixed, and 65 parts of zinc phthalocyanine obtained in the above Reference Example was added to the resulting mixture. To this, 407 parts of bromine (Wako Pure Chemical Industries, Ltd., product code: 026-02405) was added dropwise, the temperature was raised to 80 ° C. over 22 hours, and 72 parts of bromine was added dropwise.
- Synthesis example 3 270 parts of sulfuryl chloride (Wako Pure Chemical Industries, Ltd., product code: 190-04815), 315 parts of anhydrous aluminum chloride (Kanto Chemical Co., Ltd., product code: 01156-00), sodium chloride (Tokyo Kasei Co., Ltd., product code: S0572) 43 parts and 43 parts of bromine were mixed, and 65 parts of zinc phthalocyanine obtained in the above Reference Example was added to the resulting mixture. To this, 407 parts of bromine (Wako Pure Chemical Industries, Ltd., product code: 026-02405) was added dropwise, the temperature was raised to 80 ° C. over 22 hours, and 72 parts of bromine was added dropwise. Thereafter, the temperature was raised to 90 ° C.
- Synthesis example 4 270 parts of sulfuryl chloride (Wako Pure Chemical Industries, Ltd., product code: 190-04815), 347 parts of anhydrous aluminum chloride (Kanto Chemical Co., Ltd., product code: 01156-00), sodium chloride (Tokyo Kasei Co., Ltd., product code: S0572) 43 parts and 43 parts of bromine were mixed, and 65 parts of zinc phthalocyanine obtained in the above Reference Example was added to the resulting mixture. To this, 407 parts of bromine (Wako Pure Chemical Industries, Ltd., product code: 026-02405) was added dropwise, the temperature was raised to 80 ° C. over 22 hours, and 72 parts of bromine was added dropwise.
- Synthesis example 5 270 parts of sulfuryl chloride (Wako Pure Chemicals Co., Ltd., product code: 190-04815), 315 parts of anhydrous aluminum chloride (Kanto Chemical Co., Ltd., product code: 01156-00), sodium chloride (Tokyo Kasei Co., Ltd., product code: S0572) 43 parts and 461 parts of bromine were mixed, and 67 parts of the zinc phthalocyanine obtained in the above Reference Example was added to the resulting mixture. The temperature was raised to 80 ° C. over 22 hours, and 147 parts of bromine was added dropwise. Thereafter, the temperature was raised to 130 ° C.
- Example 1 2.48 g of the polyhalogenated zinc phthalocyanine pigment obtained in Synthesis Example 1 was combined with 1.24 g of BYK-LPN6919 manufactured by BYK Chemie, 1.86 g of Unidic ZL-295 manufactured by DIC Corporation, and 10.92 g of propylene glycol monomethyl ether acetate. Using a zircon bead of 3 to 0.4 mm, it was dispersed for 2 hours with a paint shaker manufactured by Toyo Seiki Co., Ltd. to obtain a colored composition (1).
- Coloring composition (1) 4.0 g, DIC Corporation Unidic ZL-295 0.98 g, propylene glycol monomethyl ether acetate 0.22 g are added and mixed with a paint shaker to form a green pixel portion for a color filter.
- An evaluation composition (1-A) was obtained.
- Coloring composition (7) 4.0 g, DIC Corporation Unidic ZL-295 0.98 g, propylene glycol monomethyl ether acetate 0.22 g are added and mixed with a paint shaker to form a green pixel portion for a color filter. A toning composition (7-A) was obtained.
- Examples 2-5 From the polyhalogenated zinc phthalocyanine pigments obtained in Synthesis Examples 2 to 5 in the same procedure as in Example 1, coloring compositions (2) to (5) and evaluation compositions (2-A) to (5-A And glass substrates for evaluation (2-B) to (5-B) were obtained.
- the delay time at that time was 495 ns, and the Resolving Power Value of the peak at m / z 1820 or more and 1860 or less was 36553.
- Coloring composition (6) 4.0 g, DIC Corporation Unidic ZL-295 0.98 g, propylene glycol monomethyl ether acetate 0.22 g is added and mixed with a paint shaker to form a green pixel portion for a color filter A comparative composition (6-A) was obtained.
- the chromaticity (x, y) (0.286, 0.575) is obtained by combining the toning composition (7-A) and the comparative composition (6-A) obtained in (2) above.
- the glass substrate for comparison (6-B) was obtained by mixing, forming a film, and drying as described above.
- Test Example The luminance of the glass substrates for evaluation (1-B) to (5-B) and the glass substrate for comparison (6-B) was measured with a spectrophotometer U3900 manufactured by Hitachi High-Tech Science Co., Ltd.
- the film thicknesses of the glass substrates for evaluation (1-B) to (5-B) and the glass substrate for comparison (6-B) were measured with a scanning white interference microscope VS1330 manufactured by Hitachi High-Tech Science Co., Ltd.
- the measurement results of luminance and film thickness are shown in the following table (values when a comparative glass substrate was used were evaluated as 100.0%).
- the maximum ionic strength of the polyhalogenated zinc phthalocyanine pigment obtained in Synthesis Examples 1 to 5 and Comparative Example 1 (1) in the range of m / z 1780 to less than 1820 is the maximum ionic strength in the range of m / z 1820 to 1860.
- the divided values are shown in the table below.
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Abstract
Description
P-(Y)n ・・・(1)
P-(A-Z)n ・・・(2)
(式中、Pは中心金属を有さないまたは中心金属を有する無置換またはハロゲン化フタロシアニン環のn個の水素を除いた残基を表す。Yは第1~3級アミノ基、カルボン酸基、スルホン酸基またはそれと塩基或いは金属との塩を表す。Aは二価の連結基を、Zは第1~2級アミノ基の窒素原子上の水素の少なくとも1 つを除いた残基、又は窒素を含む複素環の窒素原子上の水素の少なくとも1つを除いた残基を表す。そしてmは1~4を、nは1~4を表す。)
フタロニトリル、アンモニア、塩化亜鉛を原料として亜鉛フタロシアニンを製造した。反応終了後の1-クロロナフタレン溶液は、750~850nmに光の吸収を有していた。
塩化スルフリル(和光純薬株式会社、製品コード:190-04815)270部、無水塩化アルミニウム(関東化学株式会社、製品コード:01156-00)315部、塩化ナトリウム(東京化成株式会社、製品コード:S0572)43部、臭素43部を混合し、得られた混合物に、前記参考例で得た亜鉛フタロシアニン65部を加えた。これに臭素(和光純薬株式会社、製品コード:026-02405)407部を滴下して加え、22時間かけて80℃まで昇温し、臭素72部を滴下した。その後、3時間かけて130℃まで昇温し、反応混合物を水に取り出し、ポリハロゲン化亜鉛フタロシアニン粗顔料を析出させた。この水性スラリーを濾過し、60℃の湯洗浄を行った後、水に再解膠した。得られたスラリーを再度濾過し、60℃の湯洗浄を行った後、90℃で乾燥させ、173部のポリハロゲン化亜鉛フタロシアニン粗顔料を得た。このポリハロゲン化亜鉛フタロシアニン粗顔料3部、粉砕した塩化ナトリウム30部、ジエチレングリコール3部を双腕型ニーダーに仕込み、100℃で8時間混練した。混練後80℃の水300部に取り出し、1時間攪拌後、濾過、湯洗、乾燥、粉砕し、ポリハロゲン化亜鉛フタロシアニン顔料を得た。このポリハロゲン化亜鉛フタロシアニン顔料を、質量分析(日本電子株式会社、JMS-S3000)した結果、m/z1780以上1820未満の範囲における最大イオン強度を、m/z1820以上1860以下の範囲における最大イオン強度で除した値は0.71であった。また、その時のDelaytimeは310ns、m/z1820以上1860以下のピークのResolving Power Valueは42004であった。
塩化スルフリル(和光純薬株式会社、製品コード:190-04815)270部、無水塩化アルミニウム(関東化学株式会社、製品コード:01156-00)315部、塩化ナトリウム(東京化成株式会社、製品コード:S0572)43部、臭素43部を混合し、得られた混合物に、前記参考例で得た亜鉛フタロシアニン65部を加えた。これに臭素(和光純薬株式会社、製品コード:026-02405)407部を滴下して加え、22時間かけて80℃まで昇温し、臭素72部を滴下した。その後、3時間かけて100℃まで昇温し、反応混合物を水に取り出し、ポリハロゲン化亜鉛フタロシアニン粗顔料を析出させた。この水性スラリーを濾過し、60℃の湯洗浄を行った後、水に再解膠した。得られたスラリーを再度濾過し、60℃の湯洗浄を行った後、90℃で乾燥させ、173部のポリハロゲン化亜鉛フタロシアニン粗顔料を得た。このポリハロゲン化亜鉛フタロシアニン粗顔料3部、粉砕した塩化ナトリウム30部、ジエチレングリコール3部を双腕型ニーダーに仕込み、100℃で8時間混練した。
混練後80℃の水300部に取り出し、1時間攪拌後、濾過、湯洗、乾燥、粉砕し、ポリハロゲン化亜鉛フタロシアニン顔料を得た。このポリハロゲン化亜鉛フタロシアニン顔料を、質量分析(日本電子株式会社、JMS-S3000)した結果、m/z1780以上1820未満の範囲における最大イオン強度を、m/z1820以上1860以下の範囲における最大イオン強度で除した値は0.57であった。また、その時のDelaytimeは285ns、m/z1820以上1860以下のピークのResolving Power Valueは42672であった。
塩化スルフリル(和光純薬株式会社、製品コード:190-04815)270部、無水塩化アルミニウム(関東化学株式会社、製品コード:01156-00)315部、塩化ナトリウム(東京化成株式会社、製品コード:S0572)43部、臭素43部を混合し、得られた混合物に、前記参考例で得た亜鉛フタロシアニン65部を加えた。これに臭素(和光純薬株式会社、製品コード:026-02405)407部を滴下して加え、22時間かけて80℃まで昇温し、臭素72部を滴下した。その後、3時間かけて90℃まで昇温し、反応混合物を水に取り出し、ポリハロゲン化亜鉛フタロシアニン粗顔料を析出させた。この水性スラリーを濾過し、60℃の湯洗浄を行った後、水に再解膠した。得られたスラリーを再度濾過し、60℃の湯洗浄を行った後、90℃で乾燥させ、173部のポリハロゲン化亜鉛フタロシアニン粗顔料を得た。このポリハロゲン化亜鉛フタロシアニン粗顔料3部、粉砕した塩化ナトリウム30部、ジエチレングリコール3部を双腕型ニーダーに仕込み、100℃で8時間混練した。混練後80℃の水300部に取り出し、1時間攪拌後、濾過、湯洗、乾燥、粉砕し、ポリハロゲン化亜鉛フタロシアニン顔料を得た。このポリハロゲン化亜鉛フタロシアニン顔料を、質量分析(日本電子株式会社、JMS-S3000)した結果、m/z1780以上1820未満の範囲における最大イオン強度を、m/z1820以上1860以下の範囲における最大イオン強度で除した値は0.56であった。また、その時のdelaytimeは285ns、m/z1820以上1860以下のピークのResolving Power Valueは37665であった。
塩化スルフリル(和光純薬株式会社、製品コード:190-04815)270部、無水塩化アルミニウム(関東化学株式会社、製品コード:01156-00)347部、塩化ナトリウム(東京化成株式会社、製品コード:S0572)43部、臭素43部を混合し、得られた混合物に、前記参考例で得た亜鉛フタロシアニン65部を加えた。これに臭素(和光純薬株式会社、製品コード:026-02405)407部を滴下して加え、22時間かけて80℃まで昇温し、臭素72部を滴下した。その後、3時間かけて120℃まで昇温し、反応混合物を水に取り出し、ポリハロゲン化亜鉛フタロシアニン粗顔料を析出させた。この水性スラリーを濾過し、60℃の湯洗浄を行った後、水に再解膠した。得られたスラリーを再度濾過し、60℃の湯洗浄を行った後、90℃で乾燥させ、173部のポリハロゲン化亜鉛フタロシアニン粗顔料を得た。このポリハロゲン化亜鉛フタロシアニン粗顔料3部、粉砕した塩化ナトリウム30部、ジエチレングリコール3部を双腕型ニーダーに仕込み、100℃で8時間混練した。混練後80℃の水300部に取り出し、1時間攪拌後、濾過、湯洗、乾燥、粉砕し、ポリハロゲン化亜鉛フタロシアニン顔料を得た。このポリハロゲン化亜鉛フタロシアニン顔料を、質量分析(日本電子株式会社、JMS-S3000)した結果、m/z1780以上1820未満の範囲における最大イオン強度を、m/z1820以上1860以下の範囲における最大イオン強度で除した値は0.81であった。また、その時のdelaytimeは300ns、m/z1820以上1860以下のピークのResolving Power Valueは28832であった。
塩化スルフリル(和光純薬株式会社、製品コード:190-04815)270部、無水塩化アルミニウム(関東化学株式会社、製品コード:01156-00)315部、塩化ナトリウム(東京化成株式会社、製品コード:S0572)43部、臭素461部を混合し、得られた混合物に、前記参考例で得た亜鉛フタロシアニン67部を加えた。これを22時間かけて80℃まで昇温し、臭素147部を滴下した。その後、3時間かけて130℃まで昇温し、1時間保持した後、反応混合物を水に取り出し、ポリハロゲン化亜鉛フタロシアニン粗顔料を析出させた。この水性スラリーを濾過し、60℃の湯洗浄を行った後、水に再解膠した。得られたスラリーを再度濾過し、60℃の湯洗浄を行った後、90℃で乾燥させ、178部のポリハロゲン化亜鉛フタロシアニン粗顔料を得た。このポリハロゲン化亜鉛フタロシアニン粗顔料3部、粉砕した塩化ナトリウム30部、ジエチレングリコール3部を双腕型ニーダーに仕込み、100℃で8時間混練した。混練後80℃の水300部に取り出し、1時間攪拌後、濾過、湯洗、乾燥、粉砕し、ポリハロゲン化亜鉛フタロシアニン顔料を得た。このポリハロゲン化亜鉛フタロシアニン顔料を、質量分析(日本電子株式会社、JMS-S3000)した結果、m/z1780以上1820未満の範囲における最大イオン強度を、m/z1820以上1860以下の範囲における最大イオン強度で除した値は0.69であった。また、その時のdelaytimeは400ns、m/z1820以上1860以下のピークのResolving Power Valueは37637であった。
合成例1で得たポリハロゲン化亜鉛フタロシアニン顔料 2.48gを、ビックケミー社製 BYK-LPN6919 1.24g、DIC株式会社製 ユニディック ZL-295 1.86g、プロピレングリコールモノメチルエーテルアセテート 10.92gと共に0.3~0.4mmのジルコンビーズを用いて、東洋精機株式会社製ペイントシェーカーで2時間分散して、着色組成物(1)を得た。着色組成物(1)4.0g、DIC株式会社製 ユニディック ZL-295 0.98g、プロピレングリコールモノメチルエーテルアセテート 0.22gを加えて、ペイントシェーカーで混合することでカラーフィルタ用緑色画素部を形成するための評価用組成物(1-A)を得た。
実施例1と同様の手順で、合成例2~5で得たポリハロゲン化亜鉛フタロシアニン顔料から、着色組成物(2)~(5)、評価用組成物(2-A)~(5-A)、評価用ガラス基板(2-B)~(5-B)を得た。
(1)塩化スルフリル(和光純薬株式会社、製品コード:190-04815)270部、無水塩化アルミニウム(関東化学株式会社、製品コード:01156-00)315部、塩化ナトリウム(東京化成株式会社、製品コード:S0572)43部を混合し、得られた混合物に、前記参考例で得た亜鉛フタロシアニン63部を加えた。これに臭素(和光純薬株式会社、製品コード:026-02405)367部を滴下して加え、22時間かけて80℃まで昇温し、臭素69部を滴下した。その後、3時間かけて130℃まで昇温し、1時間保持した後、反応混合物を水に取り出し、ポリハロゲン化亜鉛フタロシアニン粗顔料を析出させた。この水性スラリーを濾過し、60℃の湯洗浄を行った後、水に再解膠する。得られたスラリーを再度濾過し、60℃の湯洗浄を行った後、90℃で乾燥させ、169部のポリハロゲン化亜鉛フタロシアニン粗顔料を得た。このポリハロゲン化亜鉛フタロシアニン粗顔料3部、粉砕した塩化ナトリウム30部、ジエチレングリコール3部を双腕型ニーダーに仕込み、100℃で8時間混練した。混練後80℃の水300部に取り出し、1時間攪拌後、濾過、湯洗、乾燥、粉砕し、ポリハロゲン化亜鉛フタロシアニン顔料を得た。このポリハロゲン化亜鉛フタロシアニン顔料を、質量分析(日本電子株式会社、JMS-S3000)した結果、m/z1780以上1820未満の範囲における最大イオン強度を、m/z1820以上1860以下の範囲における最大イオン強度で除した値は1.24であった。また、その時のdelaytimeは495ns、m/z1820以上1860以下のピークのResolving Power Valueは36553であった。
(2)前記(1)で得たポリハロゲン化亜鉛フタロシアニン顔料 2.48gを、ビックケミー社製 BYK-LPN6919 1.24g、DIC株式会社製 ユニディック ZL-295 1.86g、プロピレングリコールモノメチルエーテルアセテート 10.92gと共に0.3~0.4mmのジルコンビーズを用いて、東洋精機株式会社製ペイントシェーカーで2時間分散して、着色組成物(6)を得た。着色組成物(6) 4.0g、DIC株式会社製 ユニディック ZL-295 0.98g、プロピレングリコールモノメチルエーテルアセテート 0.22gを加えて、ペイントシェーカーで混合することでカラーフィルタ用緑色画素部を形成するための比較用組成物(6-A)を得た。
(3)調色用組成物(7-A)と、前記(2)で得た比較用組成物(6-A)を色度(x,y)=(0.286,0.575)となるように混合、製膜、乾燥することにより比較用ガラス基板(6-B)を得た。
評価用ガラス基板(1-B)~(5-B)、比較用ガラス基板(6-B)の輝度を、株式会社日立ハイテクサイエンス製分光光度計U3900で測定した。また、評価用ガラス基板(1-B)~(5-B)、比較用ガラス基板(6-B)の膜厚を株式会社日立ハイテクサイエンス製走査型白色干渉顕微鏡VS1330で測定した。輝度及び膜厚の測定結果を下表に示す(比較用ガラス基板を用いたときの値を、100.0%として評価した)。
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US16/332,468 US11261332B2 (en) | 2016-09-13 | 2017-09-07 | Polyhalogenated zinc phthalocyanine, polyhalogenated zinc phthalocyanine pigment, and color filter including pixel portion containing polyhalogenated zinc phthalocyanine pigment |
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JP (1) | JP6451022B2 (ja) |
KR (1) | KR102475159B1 (ja) |
CN (1) | CN109563355A (ja) |
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KR20200128611A (ko) * | 2020-04-30 | 2020-11-13 | 디아이씨 가부시끼가이샤 | 할로겐화아연프탈로시아닌 안료의 제조 방법 |
KR20200128612A (ko) * | 2020-04-30 | 2020-11-13 | 디아이씨 가부시끼가이샤 | 할로겐화아연프탈로시아닌 안료의 제조 방법 |
KR20200128613A (ko) * | 2020-04-30 | 2020-11-13 | 디아이씨 가부시끼가이샤 | 할로겐화아연프탈로시아닌 안료 및 그 제조 방법 |
WO2020241328A1 (ja) * | 2019-05-29 | 2020-12-03 | 株式会社Dnpファインケミカル | カラーフィルタ用感光性着色樹脂組成物、硬化物、カラーフィルタ、及び表示装置 |
JP6870785B1 (ja) * | 2020-06-12 | 2021-05-12 | Dic株式会社 | ハロゲン化亜鉛フタロシアニン顔料の製造方法 |
WO2021250883A1 (ja) * | 2020-06-12 | 2021-12-16 | Dic株式会社 | ハロゲン化亜鉛フタロシアニン顔料及びその製造方法 |
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Also Published As
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KR20190051940A (ko) | 2019-05-15 |
TW201823370A (zh) | 2018-07-01 |
US11261332B2 (en) | 2022-03-01 |
CN109563355A (zh) | 2019-04-02 |
JP6451022B2 (ja) | 2019-01-16 |
TWI741026B (zh) | 2021-10-01 |
KR102475159B1 (ko) | 2022-12-08 |
US20210277247A1 (en) | 2021-09-09 |
JPWO2018051876A1 (ja) | 2018-09-13 |
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