WO2014050893A1 - 着色メタリック顔料および着色物 - Google Patents
着色メタリック顔料および着色物 Download PDFInfo
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- WO2014050893A1 WO2014050893A1 PCT/JP2013/075917 JP2013075917W WO2014050893A1 WO 2014050893 A1 WO2014050893 A1 WO 2014050893A1 JP 2013075917 W JP2013075917 W JP 2013075917W WO 2014050893 A1 WO2014050893 A1 WO 2014050893A1
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- pigment
- colored
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- metallic pigment
- acid
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
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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
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/62—Metallic pigments or fillers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/62—Metallic pigments or fillers
- C09C1/64—Aluminium
- C09C1/644—Aluminium treated with organic compounds, e.g. polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/08—Treatment with low-molecular-weight non-polymer organic compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
- C01P2006/65—Chroma (C*)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2335/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Derivatives of such polymers
- C08J2335/02—Characterised by the use of homopolymers or copolymers of esters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
Definitions
- the present invention relates to a colored metallic pigment and a colored product.
- Metallic pigments such as aluminum fine powder are widely used in order to obtain a metallic-like cosmetic effect.
- colored metallic pigments having various color tones have been developed.
- colored metallic pigments those in which a resin film containing a colored pigment is generally formed on the surface of the metallic pigment are known.
- a monomer, a metallic pigment, and a colored pigment are added and mixed in an organic solvent in which a monomer having a double bond is soluble but a polymer (resin) obtained by polymerizing the monomer is insoluble.
- a polymerization initiator is added to polymerize a monomer to form a resin layer containing a color pigment on the surface of a metallic pigment.
- the colored metallic pigment obtained by this method has not been obtained with a good gloss level or high saturation.
- Patent Document 1 Japanese Patent Laid-Open No. 01-315470
- a colored metallic pigment is disclosed in which a colored pigment is chemically adsorbed via a carboxylic acid having one or more double bonds and two or more carboxyl groups.
- Patent Document 2 discloses a base particle such as aluminum flakes that is a color pigment surface-treated with an amino compound having two amino groups in the molecule and no carboxyl group. Disclosed is a colored metallic pigment adhered to the surface.
- Patent Document 1 preliminarily treats the surface of a metallic pigment
- Patent Document 2 preliminarily treats the surface of a colored pigment
- the present invention takes a completely different approach from these two technologies, and provides a colored metallic pigment having good gloss or high saturation by firmly attaching the colored pigment to the surface of the metallic pigment. Objective.
- the colored metallic pigment of the present invention includes a metallic pigment, a colored pigment, a first compound, and a second compound, and the colored pigment is a surface of the metallic pigment in the presence of the first compound and the second compound.
- the first compound is a compound having two or more carboxyl groups
- the second compound is a compound having one or more amino groups.
- the first compound is preferably an unsaturated carboxylic acid polymer or dibasic acid, and more preferably an unsaturated carboxylic acid polymer.
- the second compound is preferably an amine having one or more amino groups.
- the first compound is preferably a polymerized carboxylic acid obtained by polymerizing linseed oil fatty acid or soybean oil fatty acid, or a polymerized carboxylic acid obtained by polymerizing linseed oil fatty acid or soybean oil fatty acid and acrylic acid
- Compounds include ethylene diamine, phenylene diamine, tetramethylene diamine, pentamethylene diamine, hexamethylene diamine, 1,12-dodecane diamine, alicyclic diamine, alicyclic triamine, alicyclic tetraamine, and alicyclic polyvalent amine. It is preferably at least one amine selected from the group consisting of
- the colored metallic pigment of the present invention preferably has a protective layer formed on the surface.
- the present invention also relates to a colored product containing a colored metallic pigment.
- the colored metallic pigment of the present invention has an excellent effect that the colored pigment adheres firmly to the metallic pigment and thus has good gloss or high saturation.
- the colored metallic pigment of the present invention includes a metallic pigment, a colored pigment, a first compound, and a second compound, and the colored pigment adheres to the surface of the metallic pigment in the presence of the first compound and the second compound.
- the first compound is a compound having two or more carboxyl groups
- the second compound is a compound having one or more amino groups.
- the colored metallic pigment of the present invention adopts an approach in which the colored pigment is attached to the surface of the metallic pigment in a state in which another compound is previously attached to the surface of the metallic pigment or the colored pigment as in the prior art. It takes a completely different approach, not a thing. That is, the color pigment used in the present invention is not used in a state where other compounds are pre-adhered to the surface, but directly adheres to the surface of the metallic pigment in a state where other compounds are not essentially attached. ing. In this case, other compounds are not attached to the surface of the metallic pigment in advance. However, when both of them are attached, a first compound and a second compound described later coexist.
- the first compound is a compound having two or more carboxyl groups, and is essentially an acid.
- the second compound is a compound having one or more amino groups and is essentially a base.
- the colored pigment is attached to the surface of the metallic pigment in the presence of the first compound and the second compound, surprisingly, the above aggregation does not occur at all, and the colored pigment is firmly attached to the surface of the metallic pigment. It was found to adhere to. Although the detailed mechanism is unknown, it is likely that the first compound and the second compound are aggregated in a microscopic state and deposited on the surface of each individual metallic pigment before it becomes a macroaggregated state. Since the process proceeds while taking in the pigment, it is presumed that the colored pigment adheres firmly to the surface of the metallic pigment as a result of the action of the first compound and the second compound.
- the colored pigment adheres to the surface of the metallic pigment it does not necessarily mean only when the colored pigment and the metallic pigment are in direct contact, but the first compound and / or the second compound. It also means an embodiment in which the color pigment is attached to the metallic pigment with the compound interposed between them. Therefore, the color pigment “attaches to the surface of the metallic pigment in the coexistence of the first compound and the second compound” means that the color pigment and the metallic pigment are physically attached in direct contact with each other. Both of the embodiments in which the colored pigment is attached to the metallic pigment in a state where the one compound and / or the second compound are interposed therebetween are included. In the present invention, usually, a plurality of colored pigments have an aspect in which they are attached to the surface of a single metallic pigment, and the first compound and the second compound are interposed with or without a colored pigment. It is considered to be present on the metallic pigment.
- the colored metallic pigment of the present invention exhibits good gloss or high saturation because the colored pigment is firmly attached to the metallic pigment.
- the average particle diameter of the colored metallic pigment of the present invention is not particularly limited, but is preferably 1 to 300 ⁇ m, more preferably 5 to 50 ⁇ m.
- the average particle diameter means a volume average particle diameter obtained by calculating a volume average based on a particle size distribution measured by a known particle size distribution measurement method such as a laser diffraction method.
- any conventionally known metallic pigment can be used as long as it exhibits a metallic feeling, and is not particularly limited.
- metallic pigments examples include metallic pigments composed of metals such as aluminum, zinc, copper, iron, bronze, nickel, titanium, and stainless steel, and metallic pigments composed of alloys containing these metals. Can do.
- metallic pigments aluminum pigments made of aluminum are particularly suitable because they are highly reflective and excellent in metallic luster, are inexpensive and have a low specific gravity, and are easy to handle.
- such a metallic pigment exhibits a metallic feeling by forming a coating film made of metal by plating or the like on inorganic compound particles (glass, mica, ceramic particles such as alumina or titania), or the surface thereof. Included particles are also included.
- an aluminum pigment particularly suitable as such a metallic pigment will be described.
- a composition of the aluminum pigment used for this invention it may be comprised only from aluminum, and may be comprised from the aluminum base alloy, The purity of aluminum is not specifically limited.
- the surface may be subjected to a surface treatment such as a metal oxide film for improving corrosion resistance and design properties.
- the shape of the aluminum pigment used in the present invention can be various shapes such as granular, plate-like, lump-like, and flake-like (scale-like), but when used as a paint, it has a metallic excellent in coating film. In order to give feeling and brightness, a flake shape is preferable.
- the average particle diameter of the aluminum pigment used in the present invention is not particularly limited, but is preferably 1 ⁇ m or more, and more preferably 5 ⁇ m or more.
- the average particle diameter is preferably 100 ⁇ m or less, more preferably 50 ⁇ m or less.
- the average particle size is 1 ⁇ m or more, the handling in the production process is easy, and the aluminum pigment tends to hardly aggregate.
- the average particle size is 100 ⁇ m or less, the coating film surface is used when used as a paint. Can be prevented, and a preferable design can be realized.
- the average thickness of the aluminum pigment used in the present invention is not particularly limited, but is preferably 0.02 ⁇ m or more, and more preferably 0.1 ⁇ m or more.
- the average thickness is preferably 5 ⁇ m or less, more preferably 2 ⁇ m or less.
- this average thickness is 0.02 ⁇ m or more, it is advantageous in terms of ease of production process, and when the average thickness is 5 ⁇ m or less, it is advantageous in terms of the appearance of a coating composition such as a coating film.
- the average particle size of the aluminum pigment used in the present invention is obtained by calculating the volume average based on the particle size distribution measured by a known particle size distribution measurement method such as a laser diffraction method.
- the average thickness is calculated from the hiding power and density of the aluminum pigment.
- the method for obtaining the aluminum pigment used in the present invention is not particularly limited.
- the raw aluminum powder is ground using a grinding aid such as a fatty acid.
- it may be produced by grinding or may be obtained by crushing an aluminum-deposited foil in which aluminum is deposited on a film.
- pulverization medium mineral oil of high flash point, such as a mineral spirit and solvent naphtha, can be used.
- coloring pigment constituting the colored metallic pigment of the present invention
- a conventionally known pigment can be used without any particular limitation.
- the metallic pigment in the present invention mainly has a function of imparting a metallic luster, and since it is often achromatic in color, this colored pigment has a function of mainly imparting a chromatic color. It is. However, it is not limited to only chromatic colors, and for example, it may have an effect of imparting an achromatic color such as white or black.
- coloring pigments include the following. That is, organic pigments such as diketopyrrolopyrrole, quinacridone, dioxazine, isoindolinone, condensed azo, selenium, perinone, perylene, quinophthalone, phthalocyanine, etc., iron oxide, carbon black, etc. Mention may be made of inorganic pigments.
- phthalocyanine halogenated phthalocyanine, quinacridone, diketopyrrolopyrrole, isoindolinone, azomethine metal complex, indanthrone, perylene, perinone, anthraquinone, dioxazine, benzimidazolone, condensed azo, triphenylmethane, quinophthalone
- examples include anthrapyrimidine, iron oxide, ultramarine blue, bitumen, cobalt blue, chromium green, bismuth vanadate, composite oxide calcined pigment, aniline black, carbon black, titanium black, titanium oxide, and ultrafine titanium oxide.
- the colored metallic pigment of the present invention when used in cosmetics, in consideration of safety to the skin, cosmetic and pharmaceutical tar dyes defined in each country, pigments that satisfy the cosmetic raw material standards A coloring pigment generally used in cosmetics can also be used.
- Particularly preferred pigments in terms of adhesion to metallic pigments, weather resistance, and tinting strength include phthalocyanine blue, phthalocyanine green, quinacridone red, quinacridone magenta, quinacridone gold, anthraquinone, indanthrene blue, diketopyrrolopyrrole, and isoindo.
- examples thereof include linone yellow, isoindolinone orange, anthrapyrimidine yellow, dioxazine violet, perylene maroon, azomethine copper complex, benzimidazolone monoazo pigment, transparent iron oxide, carbon black, and ultrafine titanium oxide.
- the primary particle size of such a colored pigment is not particularly limited, but a pigment having a particle diameter of preferably 0.01 to 1 ⁇ m, more preferably 0.02 to 0.2 ⁇ m can be used.
- a pigment having a particle diameter of preferably 0.01 to 1 ⁇ m, more preferably 0.02 to 0.2 ⁇ m can be used.
- the primary particle size is 0.01 ⁇ m or more, there is little risk of dispersion of the pigment, and when the primary particle size is 1.0 ⁇ m or less, it is difficult to uniformly adhere to the surface of the metallic pigment. There is little nature.
- the adhesion amount of the colored pigment is 1 part by mass or more and 200 parts by mass or less, more preferably 5 parts by mass or more and 100 parts by mass or less with respect to 100 parts by mass of the metallic pigment.
- the adhesion amount is preferably adjusted as appropriate according to the specific surface area of the metallic pigment. When the adhesion amount is less than 1 part by mass, sufficient saturation cannot be obtained with respect to the finally obtained colored metallic pigment, and when the adhesion amount exceeds 200 parts by mass, the brightness of the finally obtained colored metallic pigment is obtained. The feeling decreases.
- the colored pigment of the present invention includes those classified as dyes as long as the particle state is maintained under predetermined conditions.
- the first compound constituting the colored metallic pigment of the present invention is a compound having two or more carboxyl groups.
- Such a 1st compound has the effect
- Such a first compound can be used without particular limitation as long as it is a compound having two or more carboxyl groups, and the upper limit of the number of carboxyl groups in one molecule is not particularly limited.
- a carboxylic acid having two or more carboxyl groups is preferable, a carboxylic acid having at least one double bond and two or more carboxyl groups, a polymer thereof, or a dibasic acid. Acid is more preferred.
- a polymer of unsaturated carboxylic acid is preferable, and thermal polymerization carboxylic acid is particularly preferable.
- the thermally polymerized carboxylic acid means a carboxylic acid having one or more double bonds and two or more carboxyl groups obtained by thermal polymerization of one or more kinds of carboxylic acids having double bonds.
- Examples of starting materials for such unsaturated carboxylic acid polymers include compounds having a double bond and a carboxyl group, such as 3-octenoic acid, 10-undecenoic acid, oleic acid, linoleic acid, elaidic acid, acrylic acid.
- Examples include acids, linolenic acid, and industrially supplied fatty acid mixtures such as tall oil fatty acid, palm oil fatty acid, rice bran oil fatty acid, linseed oil fatty acid, soybean oil fatty acid, and the like. More than one species can be used in combination.
- Such a polymer of unsaturated carboxylic acid include polymerized carboxylic acid obtained by polymerizing linseed oil fatty acid or soybean oil fatty acid, polymerized carboxylic acid obtained by polymerizing linseed oil fatty acid or soybean oil fatty acid and acrylic acid, and tall.
- examples thereof include polymerized carboxylic acids obtained by polymerizing oil fatty acids, and in particular, thermally polymerized carboxylic acids, such as thermally polymerized carboxylic acid, linseed oil fatty acid or soybean oil fatty acid and acrylic acid obtained by thermally polymerizing linseed fatty acid or soybean oil fatty acid And thermally polymerized carboxylic acid obtained by thermally polymerizing and the like.
- commercially available products of such polymerized carboxylic acids include Halidimer 200, Halidimer 300, Diacid 1550 (each trade name, manufactured by Harima Kasei Co., Ltd.), Prepol 1017 (trade name, manufactured by Unikema Co.), Enpole 1008 (Product) Name, manufactured by Cognis Co., Ltd.), Unidim 27 (trade name, manufactured by Arizona Chemical Co.), Versa Dime 216 (trade name, manufactured by Henkel Japan), and the like.
- dibasic acids examples include hexanedioic acid, heptanedioic acid, octanedioic acid, nonanedioic acid, decanedioic acid, phthalic acid, isophthalic acid, terephthalic acid, acetone dicarboxylic acid, dodecanedioic acid, eicosadioic acid, eicosadiene Diacid, ethyloctadecanedioic acid, dimethyleicosanedioic acid, okdadecane dienedioic acid, isodocosadienic acid, isodocosanedioic acid, isoeicosadienedioic acid, butyloctanedioic acid, dialkoxycarbonylisodocosadienediic acid It is preferably at least one dibasic acid selected from the group consisting of acids.
- the amount of the first compound contained in the colored metallic pigment varies depending on the surface area of the metallic pigment used and the amount of the colored pigment used, but it is 0.1 parts by mass or more and 30 parts by mass with respect to 100 parts by mass of the metallic pigment. Or less, and more preferably 0.5 parts by mass or more and 20 parts by mass or less. If the amount is less than 0.1 parts by mass, the colored pigment cannot be sufficiently adhered to the surface of the metallic pigment, and if the amount exceeds 30 parts by mass, the effect remains unchanged, which is economically disadvantageous.
- the second compound constituting the colored metallic pigment of the present invention is a compound having one or more amino groups.
- Such a 2nd compound has the effect
- Such a second compound can be used without particular limitation as long as it is a compound having one or more amino groups, and the upper limit of the number of amino groups in one molecule is not limited.
- Such a second compound is particularly preferably an amine having one or more amino groups. This is because the color pigment has an action of particularly firmly adhering to the surface of the metallic pigment.
- the amino group in the present invention refers to a monovalent functional group obtained by removing hydrogen from ammonia, a primary amine, or a secondary amine.
- the amine having one or more amino groups is preferably an amine having two or more amino groups, and more specifically, ethylenediamine, phenylenediamine, tetramethylenediamine, pentamethylenediamine, hexamethylene. At least selected from the group consisting of diamine, 1,12-dodecanediamine, cycloaliphatic diamine, cycloaliphatic triamine, cycloaliphatic tetraamine, and cycloaliphatic polyamine (having 5 or more amino groups).
- One amine can be mentioned.
- the amount of the second compound contained in the colored metallic pigment varies depending on the surface area of the metallic pigment to be used and the amount of the colored pigment to be used, but is 0.1 to 30 parts by mass with respect to 100 parts by mass of the metallic pigment. Or less, and more preferably 0.5 parts by mass or more and 20 parts by mass or less. If the amount is less than 0.1 parts by mass, the colored pigment cannot be sufficiently adhered to the surface of the metallic pigment, and if it exceeds 30 parts by mass, aggregation occurs and the colored pigment can be sufficiently adhered to the surface of the metallic pigment. become unable.
- the colored metallic pigment of the present invention preferably has a protective layer formed on the surface.
- This protective layer has a function of further improving the adhesion of the colored pigment and providing water resistance by densely coating the colored metallic pigment.
- water resistance here means the effect
- the protective layer preferably covers the entire surface of the colored metallic pigment, but a part of the surface of the colored metallic pigment may not be covered with the protective layer depending on the production conditions and the like.
- the protective layer is a resin obtained by radical polymerization of a monomer and / or oligomer having at least one polymerizable double bond, or a group consisting of Al, Si, Ti, Cr, Zr, Mo, and Ce It is preferably composed of an oxide or hydroxide of at least one element selected from the above. Further, the protective layer may be composed of both the resin and the oxide or the hydroxide. In this case, the order of layer formation of the resin and the oxide or the hydroxide is particularly limited. Not.
- the resin constituting the protective layer can firmly fix the colored pigment adhered to the surface of the metallic pigment, and can prevent the colored pigment from peeling off.
- the resin constituting the protective layer refers to a resin that is polymerized by radical polymerization of a monomer and / or oligomer having at least one polymerizable double bond. Therefore, since such a resin is obtained by radical polymerization of monomers and / or oligomers having at least one polymerizable double bond, such a resin is formed on or around the above-described colored metallic pigment.
- a protective layer made of a radical polymerizable resin can be formed on the surface of the colored metallic pigment.
- a radical polymerizable resin By forming such a radical polymerizable resin, a stable and dense coating layer is formed on the surface of the colored metallic pigment, so that the peeling of the colored pigment from the finally obtained colored metallic pigment can be drastically reduced. it can.
- the amount of the radical polymerizable resin is suitably 0.5 to 100 parts by mass, more preferably 5 to 50 parts by mass with respect to 100 parts by mass of the metallic pigment.
- the amount of the radical polymerizable resin can be appropriately determined in consideration of the specific surface area of the metallic pigment, the density of the radical polymerizable resin to be coated, and the like.
- the thickness of the resin composed of such radically polymerizable resin is not particularly limited, but if it is 5 nm or more and 200 nm or less, the water resistance of the colored metallic pigment (less than 5 nm is insufficient) and the coating composition such as a coating film This is advantageous in terms of the appearance (if the thickness exceeds 200 nm, the appearance is impaired).
- the thickness can be measured by observing the cross section of the colored metallic pigment with a scanning electron microscope or the like.
- a specific method for coating a colored metallic pigment with a resin is that a monomer and / or oligomer and benzoyl peroxide are dispersed in a dispersion in which the colored metallic pigment is dispersed in a hydrocarbon or alcohol solvent (preferably a hydrocarbon solvent).
- a polymerization initiator such as isobutyl peroxide or azobisisobutyronitrile is added and heated with stirring to radically polymerize the monomer and / or oligomer and deposit on the surface of the colored metallic pigment is preferable.
- the addition amount of the polymerization initiator is preferably 1 to 30 parts by mass with respect to 100 parts by mass of the monomer and / or oligomer.
- the polymerization reaction is desirably performed in an oxygen-free atmosphere, for example, an inert gas such as nitrogen or argon.
- the reaction temperature is suitably 50 to 150 ° C, more preferably 70 to 110 ° C.
- the reaction time is preferably 30 minutes or longer and 30 hours or shorter.
- Examples of the monomer and / or oligomer include the following. Acrylic acid, methacrylic acid, methyl methacrylate, butyl acrylate, 2-ethylhexyl acrylate, lauryl acrylate, stearyl acrylate, cyclohexyl acrylate, 2-hydroxyethyl acrylate, 2-hydroxybutyl acrylate, acrylic acid 2-methoxyethyl, 2-diethylaminoethyl acrylate, butyl methacrylate, octyl methacrylate, 1,4 butanediol diacrylate, 1,6 hexanediol diacrylate, 1,9 nonanediol diacrylate, neopentyl glycol diacrylate, Tripropylene glycol diacrylate, tetraethylene glycol diacrylate, trimethylolpropane triacrylate, trimethylolpropane trimethacrylate, tetramethylo Lumethane t
- the identification of whether or not the protective layer is made of a resin is performed by mass spectrometry, analysis of a polymerization initiator residue by NMR or the like, more simply molecular weight, molecular weight distribution, glass transition point. It can be confirmed by the solubility in an organic solvent.
- the oxide or hydroxide constituting the protective layer is an oxide or hydroxide of at least one element selected from the group consisting of Al, Si, Ti, Cr, Zr, Mo, and Ce.
- an oxide or hydroxide By using such an oxide or hydroxide, a stable and dense film against water is formed on the surface of the colored metallic pigment, so that the water resistance of the finally obtained colored metallic pigment is drastically improved. improves.
- Such oxides and hydroxides are preferably colorless so as not to inhibit the color development of the color pigment to be deposited first.
- oxides or hydroxides include, for example, silicon oxide, polysiloxane condensate, aluminum oxide, titanium oxide, aluminum hydroxide, molybdenum oxide, chromium oxide, zirconium oxide, zirconium hydroxide, oxidation Examples include cerium and cerium hydroxide.
- a condensate of silicon oxide and / or polysiloxane that is, only silicon oxide, only a condensate of polysiloxane, or a mixture of both
- Such a protective layer can be composed of only one kind of oxide or hydroxide, or a mixture of two or more kinds.
- the silicon oxide and polysiloxane condensate are both Si oxides, and the polysiloxane condensate means a compound in which an organosilicon compound is condensed by a siloxane bond.
- Such an oxide or hydroxide is used in an amount of 0.5 to 100 parts by mass, more preferably 5 to 30 parts by mass with respect to 100 parts by mass of the metallic pigment.
- the amount used can be determined in consideration of the thickness of the target protective layer, the specific surface area of the metallic pigment, the density of the oxide or hydroxide to be coated, and the like.
- the thickness of the protective layer composed of such an oxide or hydroxide is not particularly limited, but if it is 5 nm or more and 200 nm or less, the water resistance of the colored metallic pigment (less than 5 nm is insufficient) and the coating film, etc. This is advantageous in terms of the appearance of the coating composition (when it exceeds 200 nm, the appearance is impaired).
- the thickness can be measured by observing the cross section of the colored metallic pigment with a scanning electron microscope or the like.
- the method for coating the colored metallic pigment with an oxide or hydroxide is not particularly limited, but a dispersion in which the colored metallic pigment is dispersed in water and / or a hydrophilic solvent is mixed with Al, Si, Ti, Cr, Zr, Oxidizing the surface of the colored metallic pigment by adding a precursor compound such as a salt or alkoxide of any of Mo and Ce, and further adding a neutralizing agent for neutralizing the precursor compound or a hydrolysis catalyst for hydrolysis.
- a precursor compound such as a salt or alkoxide of any of Mo and Ce
- a neutralizing agent for neutralizing the precursor compound or a hydrolysis catalyst for hydrolysis for hydrolysis.
- hydrophilic solvent examples include the following: Methyl alcohol, ethyl alcohol, isopropyl alcohol, n-propyl alcohol, t-butyl alcohol, n-butyl alcohol, isobutyl alcohol, ethyl cellosolve, butyl cellosolve, butyl carbitol, propylene glycol monobutyl ether, propylene glycol monomethyl ether, dipropylene glycol monomethyl Ether, propylene glycol monopropyl ether, acetone.
- oxide or hydroxide precursor compounds examples include: aluminum nitrate, cerium nitrate, cerium acetate, titanyl sulfate, ammonium molybdate salts, methyltriethoxysilane, methyltrimethoxy Silane, tetraethoxysilane, tetramethoxysilane, tetraisopropoxysilane, tetraisopropoxytitanium, tetrabutoxytitanium, tetrabutoxyzirconium, triisopropoxyaluminum and the like and their condensates.
- neutralizing agent and hydrolysis catalyst examples include the following: Neutralizing agent: ammonia, sodium hydroxide, potassium hydroxide and the like.
- Basic hydrolysis catalyst monoethanolamine, diethanolamine, triethanolamine, ammonia, ethylenediamine, t-butylamine, ⁇ -aminopropyltriethoxysilane, N-2-aminoethyl-3-aminopropyltriethoxysilane, N-2 -Aminoethyl-3-aminopropylmethyldimethoxysilane, urea, sodium silicate, sodium hydroxide and the like.
- Acid hydrolysis catalyst oxalic acid, acetic acid, nitric acid, sulfuric acid, phosphoric acid, phosphonic acid, etc.
- a condensate of silicon oxide and / or polysiloxane is particularly preferable.
- a method of forming a protective layer using these in the case of silicon oxide, for example, a colored metallic pigment and silicon A method of stirring or kneading a solution containing a compound in a slurry state or a paste state while maintaining a basic or acidic state can be employed, and thereby a protective layer made of silicon oxide can be formed on the surface of the colored metallic pigment. .
- a protective layer made of a polysiloxane condensate is formed on the surface of the colored metallic pigment by hydrolyzing and condensing the alkoxysilane in the presence of the colored metallic pigment and alkoxysilane. Can be formed. However, it is not limited only to these methods.
- the colored metallic pigment of the present invention is characterized in that the colored pigment is attached to the surface of the metallic pigment in the coexistence of the first compound and the second compound, particularly as described above.
- the method for adhering to the surface of the metallic pigment in the presence of the compound and the second compound, that is, the method for producing the colored metallic pigment of the present invention is not particularly limited.
- the colored metallic pigment having the above-described configuration of the present invention can be manufactured.
- the metallic pigment, the first compound, the second compound, and the colored pigment may be mixed in any order, and the order is not particularly limited.
- all the components may be added and mixed at once, or may be mixed while adding each component in order.
- the color pigment may be added as it is, or a color pigment that has been dispersed in advance by a disperser or the like may be used.
- a solvent in order to disperse or dissolve each component.
- the mixing ratio of the metallic pigment and the first compound is preferably 0.01 to 0.3 parts by mass with respect to 1 part by mass of the metallic pigment, and preferably 0.05 to 0. More preferably 2 parts by mass.
- the mixing ratio of the metallic pigment and the second compound is preferably 0.01 to 0.3 parts by mass, and 0.05 to 0.2 parts by mass with respect to 1 part by mass of the metallic pigment. More preferably, it is a part.
- the mixing ratio of the first compound and the second compound is less than 0.01 parts by mass, the coloring pigment may not adhere sufficiently. Even when the mixing ratio exceeds 0.3 parts by mass, the color pigment adhesion changes. Absent.
- the mixing ratio of the first compound and the second compound is not limited to these ranges.
- the mixing ratio of the metallic pigment and the coloring pigment is preferably 0.01 to 3 parts by mass, more preferably 0.1 to 1 part by mass with respect to 1 part by mass of the metallic pigment.
- the solvent to be in a slurry state or a paste state is not particularly limited.
- Polar solvents such as water, alcohol and ether can be used, and nonpolar solvents such as aromatic hydrocarbons and aliphatic hydrocarbons can also be used.
- nonpolar solvents such as aromatic hydrocarbons and aliphatic hydrocarbons can also be used.
- nonpolar solvent aliphatic hydrocarbons, aromatic hydrocarbons and mixtures thereof having a boiling point in the range of about 100 ° C. to 250 ° C.
- Specific examples include normal paraffin, isoparaffin, toluene, xylene, solvent naphtha, kerosene, mineral spirit, and petroleum benzine, but are not limited thereto.
- the mixing ratio of the metallic pigment and the nonpolar solvent is not particularly limited, but the nonpolar solvent is preferably 0.1 to 5 parts by mass with respect to 1 part by mass of the metallic pigment.
- the amount is less than 0.1 parts by mass, it may be difficult to disperse or dissolve each component.
- the amount exceeds 5 parts by mass, the filtration process for separating the finally obtained colored metallic pigment and the solvent requires a long time. There is a case where productivity is lowered.
- the mixing time is not particularly limited, but is preferably within a range of 1 minute to 2 hours, and more preferably within 1 minute to 1 hour. If the color pigment is not sufficiently adhered for less than 1 minute, the design of the obtained colored metallic pigment may be deteriorated, and if it exceeds 2 hours, the adherence of the colored pigment is not changed and the productivity is decreased. There is. Further, if the mixing time is longer than necessary, the metallic pigment itself may be deformed.
- the temperature at the time of mixing is not particularly limited, but is preferably in the range of 0 ° C to 150 ° C. If it is less than 0 ° C., the colored pigment may not adhere sufficiently, and if it exceeds 150 ° C., the adhesion of the colored pigment does not change, which may lead to energy loss.
- a degreasing process as a process of removing the fatty acid etc. which adhered to the surface of the metallic pigment to be used.
- a degreasing process it is preferable to perform a degreasing process before mixing.
- the method of such a degreasing step is not particularly limited, but for example, a method in which a metallic pigment is dispersed in a large amount of solvent to remove fatty acids attached to the surface, or by contacting or mixing the metallic pigment with another compound.
- a method for treating the surface to remove fatty acids and the like include a method for treating the surface to remove fatty acids and the like.
- the surface of the metallic pigment is treated with a compound containing molybdenum, or at least selected from the group consisting of Al, Si, Ti, Cr, Zr, Mo and Ce, which is an example of the protective layer described above.
- fatty acids and the like can be removed.
- fatty acid etc. are removed completely in such a degreasing process, and fatty acid etc. may adhere as long as it is in the range which does not inhibit the effect of this invention.
- the protective layer when a protective layer is formed on the surface of the colored metallic pigment of the present invention, the protective layer can be formed on the surface of the colored metallic pigment obtained as described above, for example, by the method described above. .
- the present invention also relates to a colored product containing a colored metallic pigment.
- colored products include paint compositions, ink compositions, resin molded products, cosmetics, and the like.
- a composition containing a colored metallic pigment, a resin component and a solvent can be usually mentioned.
- an aqueous composition using a hydrophilic solvent as a solvent is excellent in water resistance, stable and excellent in color development.
- the amount of the colored metallic pigment contained in such a composition is preferably 0.1 to 50 parts by mass, more preferably 1 to 30 parts by mass with respect to 100 parts by mass of the resin component. .
- the amount of the colored metallic pigment is less than 0.1 parts by mass, the desired design property cannot be obtained, and when it is more than 50 parts by mass, the sharpness of the coating film is deteriorated.
- the blending amount of the solvent in such a composition is preferably 1 part by mass or more and 100 parts by mass or less, more preferably 5 parts by mass or more and 50 parts by mass or less with respect to 100 parts by mass of the resin component.
- the amount of the solvent is less than 1 part by mass, the dispersibility of the colored metallic pigment in the composition becomes insufficient, and when the amount is more than 100 parts by mass, environmental pollution due to the solvent that evaporates when the composition is dried and cured becomes a problem.
- thermosetting acrylic resin / melamine resin thermosetting acrylic resin / CAB (cellulose acetate butyrate) / melamine resin
- thermosetting polyester examples include alkyd) resin / melamine resin, thermosetting polyester (alkyd) / CAB / melamine resin, isocyanate curable urethane resin / room temperature curable acrylic resin, water-diluted acrylic emulsion / melamine resin, and the like.
- the solvent to be blended in such a composition is not particularly limited, but water, alcohol-based, glycol-based, ketone-based, ester-based hydrophilic solvents (for example, methyl alcohol, ethyl alcohol, isopropyl alcohol, n-propyl alcohol) , T-butyl alcohol, n-butyl alcohol, isobutyl alcohol, ethyl cellosolve, butyl cellosolve, butyl carbitol, propylene glycol monobutyl ether, propylene glycol monomethyl ether, dipropylene glycol monomethyl ether, propylene glycol monopropyl ether, acetone, ethyl acetate, Propyl acetate, etc.), aromatic solvents, alicyclic solvents, hydrocarbon solvents (eg benzene, toluene, xylene, hexane, heptane, cyclohexane, Octane, it is possible to use mineral
- such a composition may contain additives such as a pigment dispersant, an antifoaming agent, an anti-settling agent, a curing catalyst, and other colored pigments as necessary.
- additives such as a pigment dispersant, an antifoaming agent, an anti-settling agent, a curing catalyst, and other colored pigments as necessary.
- examples of the resin molded product include a resin molded product kneaded with a colored metallic pigment.
- the resin molded product referred to here includes not only the final molded product, but also a synthetic resin coloring masterbatch containing a colored metallic pigment used for the purpose of blending into a matrix resin for coloring purposes, and the synthetic resin.
- Intermediate work in progress such as colored pellets obtained by kneading a coloring masterbatch and a base resin for coloring purposes into pellets is also included.
- the resin constituting such a resin molded product is not particularly limited.
- polyethylene, polypropylene, chlorinated polyethylene, ethylene-vinyl acetate copolymer, polyvinyl chloride, polystyrene, acrylic resin, polycarbonate, polyamide, polyimide, ABS Resin, AS resin, etc. can be mentioned and 1 type (s) or 2 or more types can be used.
- the amount of the colored metallic pigment contained in such a resin molded product is usually about 0.005 to 80 parts by mass, preferably about 10 to 80 parts by mass with respect to 100 parts by mass of the resin. However, it may be outside the above range depending on the properties of the colored metallic pigment used, the type of resin, and the use of the final product.
- a cosmetic containing a colored metallic pigment has a better hiding power than a cosmetic containing a pearl pigment, and a vivid color can be obtained even if water is included.
- the types of such cosmetics are not particularly limited.
- makeup cosmetics such as lipstick, foundation, blusher, eye shadow, nail enamel, mascara, hair gel, hair wax, hair treatment, shampoo, hair Hair cosmetics such as nail polish, basic cosmetics such as lotion, base cream, sunscreen, etc. can be mentioned.
- components other than the colored metallic pigment include fats and oils (olive oil, castor oil, etc.), waxes (beeswax, carnauba wax, lanolin, etc.), hydrocarbon oils (liquid paraffin, squalane, polybutene acid), fatty acids Esters (isopropyl myristate, cetyl 2-ethylhexanoate, diisopropyl adipate, glyceryl trimyristate, etc.), higher fatty acids (oleic acid, isostearic acid, etc.), higher alcohols (isostearyl alcohol, oleyl alcohol, etc.), silicone oil (Dimethylpolysiloxane, methylphenylpolysiloxane, etc.), fluorine compounds (perfluoropolyether, etc.) and the like can be mentioned.
- fats and oils oil, castor oil, etc.
- waxes beeswax, carnauba wax, lanolin, etc.
- cosmetics include surfactants, humectants, polyhydric alcohols, water-soluble polymers, film-forming agents, water-insoluble polymers, polymer emulsions, powders, pigments, dyes, as necessary. Lakes, lower alcohols, ultraviolet absorbers, vitamins, antioxidants, antibacterial agents, fragrances and the like can be included.
- the amount of the colored metallic pigment contained in the cosmetic can be in the range of 0.1 to 99% by mass, and more preferably 1 to 80% by mass.
- the preparation method of the colored metallic pigment with respect to cosmetics is not specifically limited, The normal manufacturing method of cosmetics can be applied.
- a dispersion method a disper, a roll mill, etc. are suitable.
- Example 1 Put 300 ml of mineral spirit in a three-necked flask, and add 200.0 g of aluminum pigment (trade name: “Aluminum Paste CS460” (metal content 50%, average particle size 16 ⁇ m), manufactured by Toyo Aluminum Co., Ltd.) as a metallic pigment.
- aluminum pigment trade name: “Aluminum Paste CS460” (metal content 50%, average particle size 16 ⁇ m), manufactured by Toyo Aluminum Co., Ltd.
- As a compound 20.0 g of a carboxylic acid having a double bond obtained by thermal polymerization of acrylic acid and soybean oil fatty acid (trade name: “Diacid 1550”, manufactured by Harima Kasei Co., Ltd.) is added, and heated and stirred. A degreasing step was carried out by cooling the solution to a temperature and filtering it. Thereby, a metallic pigment degreased with the first compound was obtained.
- Example 2 A colored metallic pigment of the present invention in which a protective layer was formed was obtained in the same manner as in Example 1 except that 20.0 g of ethylamine was replaced with 20.0 g of triethanolamine as the second compound.
- Example 3 A colored metallic pigment of the present invention in which a protective layer was formed was obtained in the same manner as in Example 1 except that 20.0 g of ethylamine was replaced with 20.0 g of ethylenediamine as the second compound.
- Example 4 While replacing 70.0 g of the yellow pigment, which is a coloring pigment, with 100 g of a red pigment (trade name: “IRGAZIN DPP RED BTR”, manufactured by BASF Japan Ltd.), 20.0 g of ethylamine as the second compound is substituted with an alicyclic polyvalent amine (A colored metallic pigment of the present invention having a protective layer was obtained in the same manner as in Example 1 except that the product name was replaced with 20.0 g (trade name: “ADK STAB LA-67”, manufactured by ADEKA).
- Example 5 70.0 g of the yellow pigment, which is a colored pigment, is replaced with 100 g of a blue pigment (trade name: “LONOL BLUE 7185-PM”, manufactured by Toyo Ink Manufacturing Co., Ltd.), and 20.0 g of ethylamine as a second compound is converted to 20. Except for replacing with 0 g, everything else was the same as Example 1, and a colored metallic pigment of the present invention having a protective layer was obtained.
- a blue pigment trade name: “LONOL BLUE 7185-PM”, manufactured by Toyo Ink Manufacturing Co., Ltd.
- Example 6 In Example 1, following the degreasing step, acrylic acid and soybean oil fatty acid were thermally polymerized as the first compound used in the step of putting the colored pigment, the degreased metallic pigment, the first compound and the second compound into the kneader. Other than replacing 20.0 g of carboxylic acid having a double bond (trade name: “Diacid 1550”, Harima Kasei Co., Ltd.) with 20.0 g of adipic acid (hexanedioic acid) which is a dibasic acid, etc. Were the same as in Example 1 to obtain the colored metallic pigment of the present invention having a protective layer formed thereon.
- carboxylic acid having a double bond trade name: “Diacid 1550”, Harima Kasei Co., Ltd.
- adipic acid hexanedioic acid
- ⁇ Test 1> 4.0 g of each colored metallic pigment obtained in Examples 1 to 6 and Comparative Examples 1 and 2 was dispersed in 20 g of a commercially available acrylic lacquer (trade name: “Aclick # 2000 Clear”, manufactured by Kansai Paint Co., Ltd.). A coating composition was prepared, and a coating plate was prepared by applying the coating composition on a double-sided art paper using a 150 ⁇ m doctor blade.
- the gloss value of each coated plate thus prepared was measured using a gloss meter (trade name: “VG-2000”, manufactured by Nippon Denshoku Industries Co., Ltd.).
- the gloss value is a measured value at an incident angle of 60 °. The higher the numerical value, the higher the gloss value. The results are shown in Table 1.
- the colored metallic pigments of each example have a good gloss or high saturation and excellent adhesion of the colored pigment to the metallic pigment as compared with the colored metallic pigment of the comparative example. It was. Therefore, it was confirmed that the colored metallic pigment of the present invention has an excellent effect that the colored pigment adheres firmly to the metallic pigment and thus has good gloss or high saturation.
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Description
<着色メタリック顔料>
本発明の着色メタリック顔料は、メタリック顔料と着色顔料と第1化合物と第2化合物とを含み、該着色顔料は、該第1化合物および該第2化合物の共存下で該メタリック顔料の表面に付着しており、該第1化合物は、2個以上のカルボキシル基を有する化合物であり、該第2化合物は、1個以上のアミノ基を有する化合物であることを特徴とする。
本発明の着色メタリック顔料を構成するメタリック顔料は、メタリック感を呈するものであれば従来公知のメタリック顔料をいずれも用いることができ、特に限定されるものではない。
<着色顔料>
本発明の着色メタリック顔料を構成する着色顔料は、従来公知の顔料を特に限定することなく使用することができる。
本発明の着色メタリック顔料を構成する第1化合物は、2個以上のカルボキシル基を有する化合物である。このような第1化合物は、後述の第2化合物と相乗的に作用することにより、着色顔料をメタリック顔料の表面に付着させる作用を有するものである。
本発明の着色メタリック顔料を構成する第2化合物は、1個以上のアミノ基を有する化合物である。このような第2化合物は、上記の第1化合物と相乗的に作用することにより、着色顔料をメタリック顔料の表面に付着させる作用を有するものである。
本発明の着色メタリック顔料は、表面に保護層が形成されていることが好ましい。この保護層は、着色メタリック顔料を緻密に被覆することにより、着色顔料の付着性をさらに向上させるとともに、耐水性を付与する作用を有するものである。なお、ここでいう耐水性とは、着色メタリック顔料を水性塗料や水性インキ中に配合する等して水分と接触させた場合に、ガスの発生を抑制する作用をいう。また、保護層は、着色メタリック顔料の全表面を被覆していることが好ましいが、製造条件等により、着色メタリック顔料の表面の一部が保護層により被覆されていなくてもよい。
メチルアルコール、エチルアルコール、イソプロピルアルコール、n-プロピルアルコール、t-ブチルアルコール、n-ブチルアルコール、イソブチルアルコール、エチルセロソルブ、ブチルセロソルブ、ブチルカルビトール、プロピレングリコールモノブチルエーテル、プロピレングリコールモノメチルエーテル、ジプロピレングリコールモノメチルエーテル、プロピレングリコールモノプロピルエーテル、アセトン。
中和剤:アンモニア、水酸化ナトリウム、水酸化カリウム等。
塩基性加水分解触媒:モノエタノールアミン、ジエタノールアミン、トリエタノールアミン、アンモニア、エチレンジアミン、t-ブチルアミン、γ-アミノプロピルトリエトキシシラン、N-2-アミノエチル-3-アミノプロピルトリエトキシシラン、N-2-アミノエチル-3-アミノプロピルメチルジメトキシシラン、尿素、珪酸ナトリウム、水酸化ナトリウム等。
酸性加水分解触媒:蓚酸、酢酸、硝酸、硫酸、燐酸、ホスホン酸等。
本発明の着色メタリック顔料は、上記のような構成、特に着色顔料が第1化合物および第2化合物の共存下でメタリック顔料の表面に付着していることを特徴とするが、着色顔料を第1化合物および第2化合物の共存下でメタリック顔料の表面に付着させる方法、すなわち本発明の着色メタリック顔料の製造方法は特に限定されない。
本発明は、着色メタリック顔料を含む着色物にも係わる。かかる着色物としては、たとえば、塗料組成物、インキ組成物、樹脂成形品、化粧料等を挙げることができる。
三ツ口フラスコにミネラルスピリット300mlを入れ、これにメタリック顔料としてアルミニウム顔料(商品名:「アルミニウムペーストCS460」(金属分50%、平均粒径16μm)、東洋アルミニウム株式会社製)を200.0g、および第1化合物としてアクリル酸と大豆油脂肪酸とを熱重合した二重結合を有するカルボン酸(商品名:「ダイアシッド1550」、ハリマ化成株式会社製)20.0gを加え、加熱および攪拌した後、常温まで冷却し、これを濾過することにより、脱脂工程を行なった。これにより、第1化合物で脱脂処理されたメタリック顔料を得た。
第2化合物としてエチルアミン20.0gをトリエタノールアミン20.0gに置き換えることを除き、他は全て実施例1と同様にして、保護層が形成された本発明の着色メタリック顔料を得た。
第2化合物としてエチルアミン20.0gをエチレンジアミン20.0gに置き換えることを除き、他は全て実施例1と同様にして、保護層が形成された本発明の着色メタリック顔料を得た。
着色顔料である黄色顔料70.0gを赤色顔料(商品名:「IRGAZIN DPP RED BTR」、BASFジャパン株式会社製)100gに置き換えるとともに、第2化合物としてエチルアミン20.0gを脂環式多価アミン(商品名:「アデカスタブLA-67」、ADEKA社製)20.0gに置き換えることを除き、他は全て実施例1と同様にして、保護層が形成された本発明の着色メタリック顔料を得た。
着色顔料である黄色顔料70.0gを青色顔料(商品名:「LONOL BLUE 7185-PM」、東洋インキ製造株式会社製)100gに置き換えるとともに、第2化合物としてエチルアミン20.0gをジプロピレントリアミン20.0gに置き換えることを除き、他は全て実施例1と同様にして、保護層が形成された本発明の着色メタリック顔料を得た。
実施例1において、脱脂工程に次いで、着色顔料、脱脂処理したメタリック顔料、第1化合物および第2化合物を混練機に入れる工程に用いる第1化合物として、アクリル酸と大豆油脂肪酸とを熱重合した二重結合を有するカルボン酸(商品名:「ダイアシッド1550」、ハリマ化成株式会社製)20.0gを、二塩基酸であるアジピン酸(ヘキサン二酸)20.0gに置き換えることを除き、他は全て実施例1と同様にして、保護層が形成された本発明の着色メタリック顔料を得た。
脱脂工程を行なわなかったこと、および着色顔料とメタリック顔料とを混合する際に、第1化合物のみを共存させ第2化合物を共存させなかったことを除き、他は全て実施例1と同様にして、保護層が形成された着色メタリック顔料を得た。このような着色メタリック顔料は、特許文献1に記載された着色メタリック顔料に相当する。
脱脂工程を行なわなかったこと、および着色顔料とメタリック顔料とを混合する際に、第2化合物で表面処理された着色顔料(具体的には、黄色顔料(50.0g)、エチレンジアミン(25.0g)、ミネラルスピリット(400ml)をポットミルで分散した)を用い第1化合物および第2化合物を共存させなかったことを除き、他は全て実施例1と同様にして、保護層が形成された着色メタリック顔料を得た。このような着色メタリック顔料は、特許文献2に記載された着色メタリック顔料に相当する。
上記のようにして得られた実施例1~6および比較例1~2の着色メタリック顔料を用いて以下の試験を行なった。
実施例1~6および比較例1~2で得られた各着色メタリック顔料4.0gを市販のアクリルラッカー(商品名:「アクリック#2000クリヤー」、関西ペイント(株)製)20gに分散して塗料組成物を作製し、両面アート紙上に150μmドクターブレードを用いてこの塗料組成物を塗布することにより塗板を作製した。
上記で得られた各塗板の彩度値をマルチアングル分光測色計(商品名:「X-Rite MA-68II」、X-Rite社製)を用いて測定した。彩度値(C*)は、入射角45°、オフセット角15°における測定値であるa*値およびb*値を用い、次式により計算した。彩度値(C*)は、数値が高い程、高彩度であることを示す。その結果を表1に示す。
<試験3>
容量20mlの試験管に、実施例1~6および比較例1~2で得られた各着色メタリック顔料を固形分として0.2gおよび酢酸エチル20gを加え、よく振って分散させた後、3時間静置し、着色顔料の溶出状態を観察した。この試験において、着色顔料のメタリック顔料に対する付着力が不十分な場合には上澄み液が溶出した着色顔料によって着色し、付着力が良好な場合には上澄み液が透明となる。上澄み液の透明度を目視評価し、下記の4段階で示した。上澄み液が無色透明に近い程、安定した発色であること(すなわち着色顔料の付着性が高いこと)を表わす。その結果を表1に示す。
A:無色透明である。
B:透明であるが、僅かに着色している。
C:透明であるが着色している。
D:不透明で着色している。
Claims (5)
- メタリック顔料と着色顔料と第1化合物と第2化合物とを含み、
前記着色顔料は、前記第1化合物および前記第2化合物の共存下で前記メタリック顔料の表面に付着しており、
前記第1化合物は、2個以上のカルボキシル基を有する化合物であり、
前記第2化合物は、1個以上のアミノ基を有する化合物である、着色メタリック顔料。 - 前記第1化合物は、不飽和カルボン酸の重合体であり、
前記第2化合物は、1個以上のアミノ基を有するアミンである、請求項1記載の着色メタリック顔料。 - 前記第1化合物は、アマニ油脂肪酸または大豆油脂肪酸を重合した重合カルボン酸、または、アマニ油脂肪酸または大豆油脂肪酸とアクリル酸とを重合した重合カルボン酸であり、
前記第2化合物は、エチレンジアミン、フェニレンジアミン、テトラメチレンジアミン、ペンタメチレンジアミン、ヘキサメチレンジアミン、1,12-ドデカンジアミン、脂環式ジアミン、脂環式トリアミン、脂環式テトラアミン、および脂環式多価アミンからなる群より選ばれる少なくとも1種のアミンである、請求項2記載の着色メタリック顔料。 - 表面に保護層が形成されている、請求項1~3のいずれかに記載の着色メタリック顔料。
- 請求項1~4のいずれかに記載の着色メタリック顔料を含む、着色物。
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201380050073.5A CN104685006B (zh) | 2012-09-27 | 2013-09-25 | 着色金属颜料和着色物 |
| KR1020157010603A KR101726523B1 (ko) | 2012-09-27 | 2013-09-25 | 착색 메탈릭 안료 및 착색물 |
| EP13841386.9A EP2902450B1 (en) | 2012-09-27 | 2013-09-25 | Metallic color pigment and colored article |
| US14/431,673 US20150252153A1 (en) | 2012-09-27 | 2013-09-25 | Colored metallic pigment and colored article |
| JP2014538533A JP6007257B2 (ja) | 2012-09-27 | 2013-09-25 | 着色メタリック顔料および着色物 |
| ES13841386.9T ES2671638T3 (es) | 2012-09-27 | 2013-09-25 | Pigmento de color metálico y artículo coloreado |
| US15/908,398 US10150846B2 (en) | 2012-09-27 | 2018-02-28 | Colored metallic pigment and colored article |
Applications Claiming Priority (2)
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|---|---|---|---|
| JP2012214582 | 2012-09-27 | ||
| JP2012-214582 | 2012-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US14/431,673 A-371-Of-International US20150252153A1 (en) | 2012-09-27 | 2013-09-25 | Colored metallic pigment and colored article |
| US15/908,398 Division US10150846B2 (en) | 2012-09-27 | 2018-02-28 | Colored metallic pigment and colored article |
| US15/908,398 Continuation US10150846B2 (en) | 2012-09-27 | 2018-02-28 | Colored metallic pigment and colored article |
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| Publication Number | Publication Date |
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| WO2014050893A1 true WO2014050893A1 (ja) | 2014-04-03 |
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| PCT/JP2013/075917 Ceased WO2014050893A1 (ja) | 2012-09-27 | 2013-09-25 | 着色メタリック顔料および着色物 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US20150252153A1 (ja) |
| EP (1) | EP2902450B1 (ja) |
| JP (1) | JP6007257B2 (ja) |
| KR (1) | KR101726523B1 (ja) |
| CN (1) | CN104685006B (ja) |
| ES (1) | ES2671638T3 (ja) |
| WO (1) | WO2014050893A1 (ja) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2980173A4 (en) * | 2013-03-26 | 2016-11-30 | Toyo Aluminium Kk | SURFACE-HIDDING PAINT AND PAINTED SUBJECT |
| JP2021094395A (ja) * | 2019-12-12 | 2021-06-24 | ヴォルヴィック インコーポレイテッドVolvik Inc. | 自然な金属光沢を持つカラーゴルフボール |
| WO2021261258A1 (ja) * | 2020-06-25 | 2021-12-30 | Dic株式会社 | アルミニウムスラリー |
| JPWO2022004468A1 (ja) * | 2020-07-02 | 2022-01-06 | ||
| JP7180825B1 (ja) * | 2021-06-03 | 2022-11-30 | Dic株式会社 | アルミニウム顔料組成物およびアルミニウムペースト、アルミニウムスラリー |
| WO2022255207A1 (ja) * | 2021-06-03 | 2022-12-08 | Dic株式会社 | アルミニウム顔料組成物およびアルミニウムペースト、アルミニウムスラリー |
| JP2023115765A (ja) * | 2022-02-08 | 2023-08-21 | 旭化成株式会社 | 着色金属顔料 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7205757B2 (ja) * | 2019-01-11 | 2023-01-17 | 株式会社リコー | 記録液、および印刷物 |
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| EP2980173A4 (en) * | 2013-03-26 | 2016-11-30 | Toyo Aluminium Kk | SURFACE-HIDDING PAINT AND PAINTED SUBJECT |
| JP2021094395A (ja) * | 2019-12-12 | 2021-06-24 | ヴォルヴィック インコーポレイテッドVolvik Inc. | 自然な金属光沢を持つカラーゴルフボール |
| WO2021261258A1 (ja) * | 2020-06-25 | 2021-12-30 | Dic株式会社 | アルミニウムスラリー |
| JP7078184B1 (ja) * | 2020-06-25 | 2022-05-31 | Dic株式会社 | アルミニウムスラリー |
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| WO2022004468A1 (ja) | 2020-07-02 | 2022-01-06 | 東洋アルミニウム株式会社 | 複合顔料、それを含む熱可塑性樹脂組成物、および成形体 |
| KR20230031305A (ko) | 2020-07-02 | 2023-03-07 | 도요 알루미늄 가부시키가이샤 | 복합 안료, 그것을 포함하는 열가소성 수지 조성물, 및 성형체 |
| JP7805929B2 (ja) | 2020-07-02 | 2026-01-26 | 東洋アルミニウム株式会社 | 複合顔料、それを含む熱可塑性樹脂組成物、および成形体 |
| JP7180825B1 (ja) * | 2021-06-03 | 2022-11-30 | Dic株式会社 | アルミニウム顔料組成物およびアルミニウムペースト、アルミニウムスラリー |
| WO2022255207A1 (ja) * | 2021-06-03 | 2022-12-08 | Dic株式会社 | アルミニウム顔料組成物およびアルミニウムペースト、アルミニウムスラリー |
| JP2023115765A (ja) * | 2022-02-08 | 2023-08-21 | 旭化成株式会社 | 着色金属顔料 |
| JP7808974B2 (ja) | 2022-02-08 | 2026-01-30 | 旭化成株式会社 | 着色金属顔料 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104685006B (zh) | 2017-03-29 |
| EP2902450B1 (en) | 2018-03-21 |
| KR101726523B1 (ko) | 2017-04-12 |
| EP2902450A1 (en) | 2015-08-05 |
| US10150846B2 (en) | 2018-12-11 |
| JP6007257B2 (ja) | 2016-10-12 |
| CN104685006A (zh) | 2015-06-03 |
| EP2902450A4 (en) | 2016-09-07 |
| JPWO2014050893A1 (ja) | 2016-08-22 |
| KR20150060891A (ko) | 2015-06-03 |
| ES2671638T3 (es) | 2018-06-07 |
| US20150252153A1 (en) | 2015-09-10 |
| US20180186945A1 (en) | 2018-07-05 |
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