CN108997819A - A kind of synthetic method of UV ink specific complex conduction aluminium pigment - Google Patents

A kind of synthetic method of UV ink specific complex conduction aluminium pigment Download PDF

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Publication number
CN108997819A
CN108997819A CN201810816792.8A CN201810816792A CN108997819A CN 108997819 A CN108997819 A CN 108997819A CN 201810816792 A CN201810816792 A CN 201810816792A CN 108997819 A CN108997819 A CN 108997819A
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parts
weight
aluminium pigment
ethyl alcohol
added
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陈祥迎
韩夏
陈颖
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ANHUI AOYA ALLOY Co Ltd
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ANHUI AOYA ALLOY Co Ltd
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    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
    • C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/10—Esters
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    • C08F120/14—Methyl esters, e.g. methyl (meth)acrylate
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    • C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/10—Esters
    • C08F120/12—Esters of monohydric alcohols or phenols
    • C08F120/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
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    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
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    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
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    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
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    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
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    • C08F220/20—Esters of polyhydric alcohols or phenols, e.g. 2-hydroxyethyl (meth)acrylate or glycerol mono-(meth)acrylate
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    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/62—Metallic pigments or fillers
    • C09C1/64—Aluminium
    • C09C1/648—Aluminium treated with inorganic and organic, e.g. polymeric, compounds
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    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
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    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds
    • C09C3/063—Coating
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    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/10—Treatment with macromolecular organic compounds
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    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
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    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
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    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/10—Printing inks based on artificial resins
    • C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
    • C09D11/104—Polyesters
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    • C09D11/00—Inks
    • C09D11/50—Sympathetic, colour changing or similar inks
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Abstract

A kind of UV ink specific complex conduction aluminium pigment and its synthetic method, comprising the following steps: one layer of Ag particle layer is deposited on its surface by electroless plating method first, prepares Ag single layer cladding aluminium pigment；Again with ethyl orthosilicate and vinyltriethoxysilane for common presoma, vinyl is prepared by sol-gel method and activates SiO2The aluminium pigment of cladding；It is eventually adding monomer and initiator, carries out initiation Raolical polymerizable on aluminium pigment surface, one layer of resin is coated again on aluminium pigment surface, obtains Ag, SiO2With three layers of cladding aluminium pigment of resin.Preparation method of the present invention is simple and convenient to operate, reaction condition is controllable.

Description

A kind of synthetic method of UV ink specific complex conduction aluminium pigment
Technical field
The present invention relates to a kind of synthetic methods of UV ink specific complex conduction aluminium pigment, belong to nanometer aluminium powder surface treatment Technical field.
Background technique
Nano-scale aluminium flake is a kind of important metallic pigments, because its unique optical effect and good metallic luster are imitated It answers and effect, is widely used in the various aspects of social life, main application field has industrial coating, automobile Coating and printing ink.It since the chemical property of aluminium is more active, can chemically react, release big with acid, alkali or water The hydrogen of amount, this has not only corroded aluminium pigment surface, affects the metallic luster and stability of aluminium, or even can also cause explosion, Insecurity factor is brought to production.
Aluminium pigment is inorganic ultrafine powder, and surface area is big, and surface can be high, is easy to reunite, and is difficult to disperse in application；And by Nature difference is big between inorganic particulate and organic resin, and the two poor compatibility, adhesive force is weak in the coating for aluminium pigment, in outer masterpiece Under, it is easy to fall off from coating.Aluminium pigment is surface-treated, its surface nature is changed, enhances the corrosion-resistant of aluminium pigment Performance improves itself and resin compatible, is the critical issue of current aluminium pigment application field urgent need to resolve.Common aluminium pigment Surface treatment method can be divided into corrosion inhibitor method and cladding embrane method according to the difference of the mechanism of action.Corrosion inhibitor method is Refer to and add a kind of substance that it can be inhibited to corrode in aluminium pigment system, usually there is certain parent on this substance and aluminium pigment surface And power.Cladding embrane method, which refers to, forms one layer of fine and close inorganic or organic layer on aluminium pigment surface.Inertia is coated on aluminium pigment surface Protective layer, be improve aluminium pigment corrosion resistance effective ways, wherein with SiO2Clad is most effective, most environmentally friendly.And change Kind inorganic particulate and the common and effective measures of organic resin compatibility are exactly organic polymer coating modification.
The advantages that silver is conductive good, inoxidizability is strong, but it is expensive, and the method for generalling use silver cladding makes material Material has the performance of silver and reduces cost, coats aluminium powder with silver, the material of preparation simultaneously, is gone back the advantages of keeping aluminium powder itself Its electric conductivity and inoxidizability can be improved, and reduces cost.Silvered aluminum powder can make an addition to as a kind of functional properties conductivity filler Adhesive, ink, plastics, the products such as conduction, electromagnetic shielding, antistatic are made in rubber in coating.
Summary of the invention
It is an object of that present invention to provide a kind of synthetic methods of UV ink specific complex conduction aluminium pigment.
To achieve the above object, present invention provide the technical scheme that a kind of UV ink specific complex conduction aluminium pigment Synthetic method, including the following steps:
Step 1: by the nanometer aluminium powder of 1-5 parts by weight, the grape of the polyvinylpyrrolidone of 1-5 parts by weight and 1-5 parts by weight Sugar is added in the deionized water of 50-60 parts by weight, is stirring evenly and then adding into the silver ammino solution of 50 ~ 65 parts by weight, 28 ~ Heating water bath under the conditions of 32 DEG C, is then allowed to stand, after the lower object of filter is obtained by filtration, object under the filter is washed with deionized water It washs, is then dried to obtain the aluminium pigment of Ag cladding；
Step 2: the aluminium pigment for the Ag cladding that the first step obtains is added into a reaction vessel, 40-60 parts by weight are then added Ethyl alcohol is warming up to 30-50 DEG C, is reacted under agitation under nitrogen protection, obtains the first reaction system；
Step 3: SiO is added into the first reaction system2Raw material is coated, is reacted 5 ~ 7 hours under the conditions of 40-50 DEG C, obtains the Two reaction systems；Wherein, the ethyl alcohol of the silester of 2-6 parts by weight and 10-20 parts by weight is mixed to get a liquid, by 3-9 weight The vinyltriethoxysilane, the water of 5-15 parts by weight and the ethyl alcohol of 10-20 parts by weight of part are mixed to get b liquid, by a liquid and b PH value is adjusted after liquid mixing to 3.5-5.5 to get SiO2Coat raw material；
Step 4: the second reaction system is heated to 75 ~ 85 DEG C, the ethyl alcohol of the monomer 10-20 parts by weight of 0.2-0.5 parts by weight It is added dropwise after dilution into second reaction system, while taking the initiator of 0.004-0.01 parts by weight, with 10-20 parts by weight It is added dropwise after ethyl alcohol dilution into second reaction system, after being added dropwise, reacts 10 ~ 14 hours and mixed under stirring condition Liquid filters mixed liquor, then washs filter cake respectively with ethyl alcohol and distilled water, and it is dry next to carry out vacuum to the filter cake after washing Dry UV ink specific complex conduction aluminium pigment to obtain the final product.
Preferred technical solution are as follows: the nanometer aluminium powder is nano-scale aluminium flake, partial size 10-100nm.
Preferred technical solution are as follows: the monomer is methyl methacrylate, methyl acrylate, ethyl acrylate, propylene At least one of acid butyl ester, acrylic acid and methacrylic acid -2- hydroxy methacrylate.
Preferred technical solution are as follows: the initiator is azodiisobutyronitrile, benzoyl peroxide, perbenzoic acid uncle One of butyl ester, ammonium persulfate.
Preferred technical solution are as follows: vacuum drying temperature is 55-65 DEG C.
Since above-mentioned technical proposal is used, the present invention has the advantage, that compared with prior art
1, the present invention is using vinyl silicane coupling agent in nanometer aluminium powder surface coated Si O2, it is stronger with nanometer aluminium powder binding force, It does not influence to enhance its acid-fast alkali-proof performance in the case where nanometer aluminium powder gloss.
2, the present invention coats transparent organic resin in the second layer, improves nanometer aluminium powder weather resistance, and enhance and resin phase Capacitive.
3, the present invention coats the advantages of a small amount of Ag can make nanometer aluminium powder keep itself simultaneously, moreover it is possible to improve its electric conductivity with Inoxidizability, and reduce cost.
4, preparation method of the present invention be simple and convenient to operate, reaction condition it is controllable.
Detailed description of the invention
Fig. 1 is the liberation of hydrogen curve for coating aluminium powder.
Fig. 2 is the infrared spectrum for coating aluminium powder.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Please refer to Fig. 1 ~ Fig. 2.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill Art content obtains in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
A kind of embodiment one: synthetic method of UV ink specific complex conduction aluminium pigment
Step 1: taking 0.5 part of silver nitrate that 50 parts of deionized water dissolvings are added, then mass fraction is added dropwise in terms of mass fraction 5% weak aqua ammonia prepares silver ammino solution.Take 1 part of nanometer aluminium powder pigment and identical mass parts polyvinylpyrrolidone (PVP) and grape Sugar is added in 50 parts of deionized waters and stirs, to be mixed to be uniformly added in above-mentioned prepared silver ammino solution, 30 DEG C of heating water baths, 10 minutes are stood, suction filtration is washed with deionized and dry to get the aluminium pigment coated to Ag.
Step 2: the product that the first step obtains is added in the reaction vessel, 40 parts of ethyl alcohol are warming up under nitrogen protection 30 DEG C are stirred 30 minutes；
Step 3: taking 2 parts of silester (TEOS) and 10 parts of ethyl alcohol mixing；Take again 3 parts of vinyltriethoxysilane (VTES), 5 parts of water and 10 parts of ethyl alcohol mixing, are added ammonium hydroxide and adjust pH to 3.5, be added drop-wise in reaction vessel described in second step respectively, is added dropwise After, stirring is lower, and the reaction was continued 6 hours, and 40 DEG C of reaction temperature；
Step 4: the reaction of third step is heated to 80 DEG C, 0.2 part of monomer is added dropwise after being diluted with 10 parts of ethyl alcohol into reaction system In；0.004 part of initiator is taken simultaneously, is diluted, is added dropwise into reaction system with 10 parts of ethyl alcohol, after being added dropwise, stirs lower reaction 12 Hour.Mixed liquor is filtered, is respectively washed three times with ethyl alcohol and distilled water, gained filter cake 60 DEG C be dried in vacuo 5 hours to get Ag、SiO2The conductive aluminium pigment coated with three layers of resin.
The monomer is methyl methacrylate, and selecting the initiator is azodiisobutyronitrile.
The aluminium pigment that 4th step is obtained is by 20 epoxy acrylic resins, 10 parts of polyester acrylate resins, 10 part of three hydroxyl first Base propane triacrylate, 31 parts of tripropylene glycol diacrylates, 5 parts of TPO, 2 part 984,5 parts of aluminium pigments prepare UV ink, survey Fixed its fineness, viscosity, glossiness, wearability, resistance to acid and alkali etc. are up to state standards.
Aluminium pigment produced by the present invention makes electric conductivity of the aluminium pigment with Ag by the cladding of Ag and reduces cost, leads to Cross SiO2Cladding enhance the weather resistance of aluminium powder while keeping aluminium powder distinctive metallic luster, coat polyacrylate The corrosion resistance and adhesion property in the coating that aluminium pigment can be enhanced, are improved and resin compatible and dispersibility.The aluminium Pigment has good conductive property, gloss and corrosion resistance, and good with resin compatible, is a kind of excellent UV ink Dedicated conduction aluminium pigment, is suitable for high-end UV electrically conductive ink and uses.
A kind of embodiment two: synthetic method of UV ink specific complex conduction aluminium pigment
Step 1: taking 1 part of silver nitrate that 50 parts of deionized water dissolvings are added, then mass fraction 5% is added dropwise in terms of mass fraction Weak aqua ammonia prepare silver ammino solution.2 parts of nanometer aluminium powder pigment and identical mass parts PVP and glucose are taken, 60 parts of deionizations are added Stirred in water, to be mixed to be uniformly added in above-mentioned prepared silver ammino solution, 30 DEG C of heating water baths, stand 10 minutes, spend from Sub- water washing is filtered and is dried to get the aluminium pigment coated to Ag.
Step 2: the product that the first step obtains is added in the reaction vessel, 50 parts of ethyl alcohol are warming up under nitrogen protection 30℃Stirring 30 minutes；
Step 3: taking 3 parts of TEOS and 15 part of ethyl alcohol mixing；4 parts of VTES, 6 parts of water and 15 parts of ethyl alcohol mixing are taken again, and ammonium hydroxide tune is added PH to 4 is saved, is added drop-wise in reaction vessel described in second step respectively, after being added dropwise, stirring is lower, and the reaction was continued 6 hours, reaction Temperature 50 C；
Step 4: the reaction of third step is heated to 80 DEG C, 0.4 part of monomer is added dropwise after being diluted with 15 parts of ethyl alcohol into reaction system In；0.005 part of initiator is taken simultaneously, is diluted, is added dropwise into reaction system with 10 parts of ethyl alcohol, after being added dropwise, stirs lower reaction 12 Hour.Mixed liquor is filtered, is respectively washed three times with ethyl alcohol and distilled water, gained filter cake 60 DEG C be dried in vacuo 5 hours to get The conductive aluminium pigment of Ag, SiO2 and three layers of resin cladding.
The monomer is the mixture that methyl acrylate and ethyl acrylate are constituted according to the mass ratio of 1:2, described to draw Hair agent is benzoyl peroxide.
The aluminium pigment that 4th step is obtained is by 20 epoxy acrylic resins, 10 parts of polyester acrylate resins, 10 part of three hydroxyl first Base propane triacrylate, 31 parts of tripropylene glycol diacrylates, 5 parts of TPO, 2 part 984,5 parts of aluminium pigments prepare UV ink, survey Fixed its fineness, viscosity, glossiness, wearability, resistance to acid and alkali etc. are up to state standards.
A kind of embodiment three: synthetic method of UV ink specific complex conduction aluminium pigment
Step 1: taking 2 parts of silver nitrates that 60 parts of deionized water dissolvings are added, then mass fraction 5% is added dropwise in terms of mass fraction Weak aqua ammonia prepare silver ammino solution.5 parts of nanometer aluminium powder pigment and identical mass parts PVP and glucose are taken, 60 parts of deionizations are added Stirred in water, to be mixed to be uniformly added in above-mentioned prepared silver ammino solution, 30 DEG C of heating water baths, stand 10 minutes, spend from Sub- water washing is filtered and is dried to get the aluminium pigment coated to Ag.
Step 2: the product that the first step obtains is added in the reaction vessel, 60 parts of ethyl alcohol are warming up under nitrogen protection 40 DEG C are stirred 30 minutes；
Step 3: taking 5 parts of TEOS and 20 part of ethyl alcohol mixing；8 parts of VTES, 10 parts of water and 20 parts of ethyl alcohol mixing are taken again, and ammonium hydroxide is added PH to 5 is adjusted, is added drop-wise in reaction vessel described in second step respectively, after being added dropwise, stirring is lower, and the reaction was continued 6 hours, instead Answer temperature 50 C；
Step 4: the reaction of third step is heated to 80 DEG C, 0.5 part of monomer is added dropwise after being diluted with 15 parts of ethyl alcohol into reaction system In；0.008 part of initiator is taken simultaneously, is diluted, is added dropwise into reaction system with 20 parts of ethyl alcohol, after being added dropwise, stirs lower reaction 12 Hour.Mixed liquor is filtered, is respectively washed three times with ethyl alcohol and distilled water, gained filter cake 60 DEG C be dried in vacuo 5 hours to get Ag、SiO2The conductive aluminium pigment coated with three layers of resin.
Preferred technical solution are as follows: the monomer is that butyl acrylate, acrylic acid and methacrylic acid -2- hydroxy methacrylate are pressed According to the mixture that the mass ratio of 1:1:1 is constituted, the initiator is azodiisobutyronitrile.
The aluminium pigment that 4th step is obtained is by 20 epoxy acrylic resins, 10 parts of polyester acrylate resins, 10 part of three hydroxyl first Base propane triacrylate, 31 parts of tripropylene glycol diacrylates, 5 parts of TPO, 2 part 984,5 parts of aluminium pigments prepare UV ink, survey Fixed its fineness, viscosity, glossiness, wearability, resistance to acid and alkali etc. are up to state standards.
A kind of example IV: synthetic method of UV ink specific complex conduction aluminium pigment
Step 1: taking 1.5 parts of silver nitrates that 55 parts of deionized water dissolvings are added, then mass fraction is added dropwise in terms of mass fraction 5% weak aqua ammonia prepares silver ammino solution.Take 3 parts of nanometer aluminium powder pigment and identical mass parts PVP and glucose, be added 55 parts go from It is stirred in sub- water, to be mixed to be uniformly added in above-mentioned prepared silver ammino solution, 30 DEG C of heating water baths, stands 10 minutes, spend Ion water washing is filtered and is dried to get the aluminium pigment coated to Ag.
Step 2: the product that the first step obtains is added in the reaction vessel, 55 parts of ethyl alcohol are warming up under nitrogen protection 50 DEG C are stirred 30 minutes；
Step 3: taking 5 parts of TEOS and 20 part of ethyl alcohol mixing；5 parts of VTES, 10 parts of water and 15 parts of ethyl alcohol mixing are taken again, and ammonium hydroxide is added PH to 5.5 is adjusted, is added drop-wise in reaction vessel described in second step respectively, after being added dropwise, stirring is lower, and the reaction was continued 6 hours, 50 DEG C of reaction temperature；
Step 4: the reaction of third step is heated to 80 DEG C, 0.5 part of monomer is added dropwise after being diluted with 20 parts of ethyl alcohol into reaction system In；0.01 part of initiator is taken simultaneously, is diluted, is added dropwise into reaction system with 10 parts of ethyl alcohol, after being added dropwise, it is small to stir lower reaction 12 When.Mixed liquor is filtered, is respectively washed three times with ethyl alcohol and distilled water, gained filter cake 60 DEG C be dried in vacuo 5 hours to get Ag, SiO2The conductive aluminium pigment coated with three layers of resin.
The monomer is butyl acrylate.The initiator is ammonium persulfate.
The aluminium pigment that 4th step is obtained is by 20 epoxy acrylic resins, 10 parts of polyester acrylate resins, 10 part of three hydroxyl first Base propane triacrylate, 31 parts of tripropylene glycol diacrylates, 5 parts of TPO, 2 part 984,5 parts of aluminium pigments prepare UV ink, survey Fixed its fineness, viscosity, glossiness, wearability, resistance to acid and alkali etc. are up to state standards.
A kind of embodiment five: synthetic method of UV ink specific complex conduction aluminium pigment
A kind of synthetic method of UV ink specific complex conduction aluminium pigment, including the following steps:
Step 1: the nanometer aluminium powder of 3 parts by weight, the glucose of the polyvinylpyrrolidone of 3 parts by weight and 3 parts by weight are added Enter into the deionized water of 55 parts by weight, is stirring evenly and then adding into the silver ammino solution of 58 parts by weight, water-bath under the conditions of 30 DEG C Heating, is then allowed to stand, after the lower object of filter is obtained by filtration, object under the filter is washed with deionized water, it is then dry The aluminium pigment coated to Ag；
Step 2: the aluminium pigment for the Ag cladding that the first step obtains is added into a reaction vessel, the second of 50 parts by weight is then added Alcohol is warming up to 40 DEG C, is reacted under agitation under nitrogen protection, obtains the first reaction system；
Step 3: SiO is added into the first reaction system2Raw material is coated, is reacted 6 hours under the conditions of 45 DEG C, it is anti-to obtain second Answer system；Wherein, the ethyl alcohol of the silester of 4 parts by weight and 15 parts by weight is mixed to get a liquid, by the vinyl of 6 parts by weight The ethyl alcohol of triethoxysilane, the water of 10 parts by weight and 15 parts by weight is mixed to get b liquid, adjusts pH value after a liquid and b liquid are mixed To 4 to get SiO2Coat raw material；
Step 4: the second reaction system is heated to 80 DEG C, dripped after the ethyl alcohol dilution of 15 parts by weight of monomer of 0.35 parts by weight Add in second reaction system, while taking the initiator of 0.008 parts by weight, be added dropwise after the dilution of the ethyl alcohol of 15 parts by weight into In second reaction system, after being added dropwise, is reacted 12 hours under stirring condition and obtain mixed liquor, mixed liquor filtered, so Filter cake is washed respectively with ethyl alcohol and distilled water afterwards, next the filter cake after washing be dried in vacuo dedicated multiple up to UV ink Close conductive aluminium pigment.
Preferred technical solution are as follows: the nanometer aluminium powder is nano-scale aluminium flake, partial size 55nm.
Preferred technical solution are as follows: the monomer is methyl methacrylate.
Preferred technical solution are as follows: the initiator is azodiisobutyronitrile.
Preferred technical solution are as follows: vacuum drying temperature is 60 DEG C.
A kind of embodiment six: synthetic method of UV ink specific complex conduction aluminium pigment
A kind of synthetic method of UV ink specific complex conduction aluminium pigment, including the following steps:
Step 1: the nanometer aluminium powder of 1 parts by weight, the glucose of the polyvinylpyrrolidone of 1 parts by weight and 1 parts by weight are added Enter into the deionized water of 50 parts by weight, is stirring evenly and then adding into the silver ammino solution of 50 parts by weight, water-bath under the conditions of 28 DEG C Heating, is then allowed to stand, after the lower object of filter is obtained by filtration, object under the filter is washed with deionized water, it is then dry The aluminium pigment coated to Ag；
Step 2: the aluminium pigment for the Ag cladding that the first step obtains is added into a reaction vessel, the second of 40 parts by weight is then added Alcohol is warming up to 30 DEG C, is reacted under agitation under nitrogen protection, obtains the first reaction system；
Step 3: SiO is added into the first reaction system2Raw material is coated, is reacted 5 hours under the conditions of 40 DEG C, it is anti-to obtain second Answer system；Wherein, the ethyl alcohol of the silester of 2 parts by weight and 10 parts by weight is mixed to get a liquid, by the vinyl of 3 parts by weight The ethyl alcohol of triethoxysilane, the water of 5 parts by weight and 10 parts by weight is mixed to get b liquid, adjusts pH value after a liquid and b liquid are mixed To 3.5 to get SiO2Coat raw material；
Step 4: the second reaction system is heated to 75 DEG C, it is added dropwise after the ethyl alcohol dilution of 10 parts by weight of monomer of 0.2 parts by weight Into in second reaction system, while the initiator of 0.004 parts by weight is taken, is added dropwise after being diluted with the ethyl alcohol of 10 parts by weight into institute It states in the second reaction system, after being added dropwise, is reacted 10 hours under stirring condition and obtain mixed liquor, mixed liquor filtered, then Filter cake is washed respectively with ethyl alcohol and distilled water, next the filter cake after washing be dried in vacuo up to UV ink specific complex Conductive aluminium pigment.
Preferred technical solution are as follows: the nanometer aluminium powder is nano-scale aluminium flake, partial size 20nm.
Preferred technical solution are as follows: the monomer is the mass ratio of methyl methacrylate and methyl acrylate according to 1:1 The mixture that example is constituted.
Preferred technical solution are as follows: the initiator is the quality of azodiisobutyronitrile and benzoyl peroxide according to 1:2 The mixture of composition of proportions.
Preferred technical solution are as follows: vacuum drying temperature is 55 DEG C.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as At all equivalent modifications or change, should be covered by the claims of the present invention.

Claims (5)

1. a kind of synthetic method of UV ink specific complex conduction aluminium pigment, it is characterised in that: include the following steps:
Step 1: by the nanometer aluminium powder of 1-5 parts by weight, the grape of the polyvinylpyrrolidone of 1-5 parts by weight and 1-5 parts by weight Sugar is added in the deionized water of 50-60 parts by weight, is stirring evenly and then adding into the silver ammino solution of 50 ~ 65 parts by weight, 28 ~ Heating water bath under the conditions of 32 DEG C, is then allowed to stand, after the lower object of filter is obtained by filtration, object under the filter is washed with deionized water It washs, is then dried to obtain the aluminium pigment of Ag cladding；
Step 2: the aluminium pigment for the Ag cladding that the first step obtains is added into a reaction vessel, 40-60 parts by weight are then added Ethyl alcohol is warming up to 30-50 DEG C, is reacted under agitation under nitrogen protection, obtains the first reaction system；
Step 3: SiO is added into the first reaction system2Raw material is coated, is reacted 5 ~ 7 hours under the conditions of 40-50 DEG C, obtains the Two reaction systems；Wherein, the ethyl alcohol of the silester of 2-6 parts by weight and 10-20 parts by weight is mixed to get a liquid, by 3-9 weight The vinyltriethoxysilane, the water of 5-15 parts by weight and the ethyl alcohol of 10-20 parts by weight of part are mixed to get b liquid, by a liquid and b PH value is adjusted after liquid mixing to 3.5-5.5 to get SiO2Coat raw material；
Step 4: the second reaction system is heated to 75 ~ 85 DEG C, the ethyl alcohol of the monomer 10-20 parts by weight of 0.2-0.5 parts by weight It is added dropwise after dilution into second reaction system, while taking the initiator of 0.004-0.01 parts by weight, with 10-20 parts by weight It is added dropwise after ethyl alcohol dilution into second reaction system, after being added dropwise, reacts 10 ~ 14 hours and mixed under stirring condition Liquid filters mixed liquor, then washs filter cake respectively with ethyl alcohol and distilled water, and it is dry next to carry out vacuum to the filter cake after washing Dry UV ink specific complex conduction aluminium pigment to obtain the final product.
2. the synthetic method of UV ink specific complex conduction aluminium pigment according to claim 1, it is characterised in that: described to receive Rice aluminium powder is nano-scale aluminium flake, partial size 10-100nm.
3. the synthetic method of UV ink specific complex conduction aluminium pigment according to claim 1, it is characterised in that: the list Body is methyl methacrylate, methyl acrylate, ethyl acrylate, butyl acrylate, acrylic acid and methacrylic acid -2- hydroxyl At least one of ethyl ester.
4. the synthetic method of UV ink specific complex conduction aluminium pigment according to claim 1, it is characterised in that: described to draw Hair agent is one of azodiisobutyronitrile, benzoyl peroxide, peroxidized t-butyl perbenzoate, ammonium persulfate.
5. the synthetic method of UV ink specific complex conduction aluminium pigment according to claim 1, it is characterised in that: vacuum is dry Dry temperature is 55-65 DEG C.
CN201810816792.8A 2018-07-24 2018-07-24 A kind of synthetic method of UV ink specific complex conduction aluminium pigment Pending CN108997819A (en)

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CN111961356A (en) * 2020-08-04 2020-11-20 安徽天易金属新材料有限公司 Self-healing all-solid sandy water-based aluminum paste and preparation method thereof
CN115584145A (en) * 2022-11-02 2023-01-10 合肥昊泰新材料科技有限责任公司 Preparation method of low-emissivity colored composite pigment
CN116285431A (en) * 2023-03-16 2023-06-23 安徽五星高新材料有限公司 Preparation method of aluminum pigment with high affinity with resin

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Publication number Priority date Publication date Assignee Title
CN111961356A (en) * 2020-08-04 2020-11-20 安徽天易金属新材料有限公司 Self-healing all-solid sandy water-based aluminum paste and preparation method thereof
CN111961356B (en) * 2020-08-04 2024-02-23 安徽天易金属新材料有限公司 Self-healing all-solid sandy water-based aluminum silver paste and preparation method thereof
CN115584145A (en) * 2022-11-02 2023-01-10 合肥昊泰新材料科技有限责任公司 Preparation method of low-emissivity colored composite pigment
CN116285431A (en) * 2023-03-16 2023-06-23 安徽五星高新材料有限公司 Preparation method of aluminum pigment with high affinity with resin

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