CN102174283B - Nanoscale ultraviolet curing ink jet drawing color paste and preparation method thereof - Google Patents

Nanoscale ultraviolet curing ink jet drawing color paste and preparation method thereof Download PDF

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CN102174283B
CN102174283B CN 201110078547 CN201110078547A CN102174283B CN 102174283 B CN102174283 B CN 102174283B CN 201110078547 CN201110078547 CN 201110078547 CN 201110078547 A CN201110078547 A CN 201110078547A CN 102174283 B CN102174283 B CN 102174283B
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ink jet
ultraviolet curing
color paste
curing ink
jet drawing
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CN102174283A (en
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张立塔
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KAIPING YUANCAI CHEMICAL CO.,LTD.
Zhejiang Hongsheng Technology Transfer Services Co ltd
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BEIJING SHEN CAI UV INKJET MATERIALS TECHNOLOGY Co Ltd
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Abstract

The invention discloses a nanoscale ultraviolet curing ink jet drawing color paste which contains an active diluent, an oligomer, a wetting dispersion stabilizer, a defoaming agent and a pigment. The nanoscale color paste does not contain water or organic solvent; the active diluent and the oligomer which are used as dilution raw materials can participate in photopolymerization; and the wetting dispersion stabilizer can be used for obviously increase the integral stability of the color paste. The nanoscale color paste can be used for preparing ultraviolet curing or electron beam curing ink jet drawing ink and can also be used in other energy curing fields.

Description

A kind of nanoscale ultraviolet curing ink jet drawing color paste and preparation method thereof
Technical field
The present invention relates to pigment colour with technical field, be specifically related to a kind of nanoscale ultraviolet curing ink jet drawing color paste and preparation method thereof.
Background technology
Photocuring refers to monomer, oligomer or the polymer matrix solidification process under photoinduction, this technology has a wide range of applications in modern microelectronics, such as encapsulation, photosensitive printing version, spectral filter and the photo-resist etc. of light-curable ink, liquid crystal panel.Under ultraviolet/visible light, X ray or the laser radiation of certain wavelength, light trigger produces active group, excites unsaturated group in polymerisable monomer with polymerization reaction take place, thereby causes the curing of material.
Along with the progress of digital printing technology and UV-curing technology and perfect, both are fast-developing in conjunction with the ultraviolet light polymerization digital printing technology that produces, and have accounted for more and more high proportion in the digital printing industry.The key of ultraviolet light polymerization digital printing technology is the ultraviolet curing ink jet painting printing ink of excellent performance, and well known to those skilled in the artly be, in the process of preparation printing ink, it is colouring component that mill base not only plays, and its characteristic such as granularity and stability etc. have very large impact to the application performance of final printing ink.For example, in order to be combined with digital printing equipment better, adapt to the shower nozzle parameter, the granules of pigments particle diameter all can not be greater than 1000nm in mill base and the printing ink that makes subsequently, in order to ensure the serialization production of equipment and the quality of finished product printing ink, uniform and stable mill base is very essential simultaneously.
At present, mill base major part on the domestic market is solvent-borne type or aqueous color paste, if adopt water-based or solvent-borne type mill base to prepare the ultraviolet curing ink jet painting printing ink, the water that wherein contains or solvent certainly will affect laser curing velocity, can produce the contaminative organic gas simultaneously, thereby the healthy of operator had a negative impact.And adopt ultraviolet curing ink jet air brushing mill base to prepare light-curable ink, wherein not moisture the or solvent of mill base, can reduce the organic gas discharging, and the thinner and the resin that adopt can participate in curing reaction, improves curing speed.
Summary of the invention
The object of the present invention is to provide a kind of nano level ultraviolet curing ink jet air brushing mill base, this mill base can steady in a long-termly exist, not stratified, not sedimentation, and the size distribution that includes pigment is good; Utilize the rheology principle of liquid and the dispersion mechanism of pigment, pigment can disperse and stable existence at the mill base camber.
Nanoscale ultraviolet curing ink jet drawing color paste of the present invention by percentage to the quality, comprises following raw material: pigment 5~22%, reactive thinner 20~80%, oligopolymer 6~30%, wetting dispersion stabilizer 1~10%, defoamer 0.05~0.8%.
Wherein, pigment is the red C.I.PR 122 of quinacridone, permanent yellow C.I.PY 151, phthalocyanine blue C.I.PB15:3 or carbon black C.I.PBK7, and the corresponding pigment of selecting can obtain respectively redness, yellow, blueness or black color paste.
Reactive thinner can be selected acrylate monomer or methacrylate monomer, preferred tripropylene glycol diacrylate, 1,6 hexanediol diacrylate, glycidyl methacrylate.
oligopolymer is the photoresist that contains acryloxy or methacryloxy, 25 ℃ of lower viscosity are less than 1000mPas, preferred aliphat urethane acrylate (the CN968 of Sartomer company for example, the UA VP LS2265 of Beyer Co., Ltd etc.), aliphatic polyester acrylate (the CN549 of Sartomer company for example, CN2276, CN2285, the EB81 of ratio of greater inequality west company, EB810, Kening Co.,Ltd 5429 etc.), polyether acrylate (the CN501 of Sartomer company for example, CN551, the 5025F of Kening Co.,Ltd, 5850F, the PO33F of BASF AG, LR8863, the UA VP LS2299 of Beyer Co., Ltd etc.) etc.
Defoamer adopts polymers soln or the polyether-modified dimethyl polysiloxane multipolymer with siloxanes end group, the BYK-088 of the Airex 986 of preferred Di Gao company, Bi Ke company etc.
In nanoscale ultraviolet curing ink jet drawing color paste of the present invention, described wetting dispersion stabilizer has specific structure, and its structural formula is:
Figure BDA0000052861310000021
Wherein, n is 5~20.
pass through Sodium styrene sulfonate, the above-mentioned wetting dispersion stabilizer of the free-radical polymerized preparation of ternary of oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane, specifically comprise the following steps: at first Sodium styrene sulfonate to be dissolved in reaction solvent, stirring makes it abundant dissolving, then under nitrogen protection, oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane are joined in reaction vessel, add again initiator, stirring after fully mixing under 80~110 ℃ in the situation that stir and reacted 2~6 hours, obtain lurid polymers soln, namely obtain Sodium styrene sulfonate through centrifugation and washing again, the terpolymer of oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane.
Wherein, the ratio of the amount of substance of polymerization reaction monomer Sodium styrene sulfonate, oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane is 1: 1: 1~1.2; Initiator used is the organic peroxy class, as dibenzoyl peroxide, dicumyl peroxide, dilauroyl peroxide, the special butyl ester of benzoyl peroxide formic acid, peroxy dicarbonate diethyl propyl diester or di-cyclohexylperoxy dicarbonate, perhaps azo, as Diisopropyl azodicarboxylate or 2,2'-Azobis(2,4-dimethylvaleronitrile), the add-on of initiator is 0.1~8% of total monomer quality; Reaction solvent is dimethyl sulfoxide (DMSO), N-Methyl pyrrolidone or DMF, and the add-on of reaction solvent is 5~20 times of monomer total mass; Washer solvent is dimethyl sulfoxide (DMSO), N-Methyl pyrrolidone or DMF; In reaction process, stirring velocity is 150~300r/min.
It is lower that silane group in above-mentioned wetting dispersion stabilizer structure makes it surface tension, can better wetting surface of pigments, and it is affine with pigment preferably that carboxylic group makes it, thereby can significantly improve the stability of the nano color paste that makes.
The present invention also provides the preparation method of above-mentioned nanoscale ultraviolet curing ink jet drawing color paste: first reactive thinner, oligopolymer, wetting dispersion stabilizer and defoamer are evenly mixed, then adding slowly, evenly pigment under the whipped state of 2000r/min in above-mentioned mixing liquid component, pigment adds rear rising rotating speed to 3500~4000r/min high-speed stirring 0.5~1.0 hour, subsequently the gained mixture is ground with sand mill, until the maximum particle diameter of pigment less than 800nm, namely makes nanoscale ultraviolet curing ink jet drawing color paste.
Preferably, to described wetting dispersion stabilizer, when preparation red pigment mill base, its add-on is 12~25% of red pigment quality; During preparation yellow ultramarine mill base, its add-on is 30~45% of yellow ultramarine quality; During preparation blue pigments mill base, add-on is 15~25% of blue pigments quality; During preparation black pigment mill base, add-on is 25~35% of black pigment quality.
Adopt the mill base of the present invention's preparation steady in a long-termly to exist, not stratified, not sedimentation, the reactive thinner in mill base and oligopolymer all can participate in photocuring reaction as the dilution raw material; And to atmosphere and water nonpollution, unharmful substance discharges product of the present invention in preparation process.
Nanoscale ultraviolet curing ink jet drawing color paste of the present invention can be applicable to prepare the ultraviolet curing ink jet painting printing ink, also can be applicable to other energy-curables fields, has good application prospect.
During preparation ultraviolet curing ink jet painting printing ink, mill base of the present invention can be used in conjunction with arbitrarily with the component that can be used for the ultraviolet curing ink jet painting printing ink well known in the prior art.Typically, except mill base of the present invention, the ink-jet painting printing ink can comprise ultraviolet initiator, reactive monomer and photocuring oligopolymer.they can select those compounds general on market, for example, ultraviolet initiator includes but not limited to, benzoin ethers such as benzoin methyl ether and bitter almond oil camphor isopropyl ether, the benzoin ethers such as the anisoin methyl ether that replace, anisoin ethyl ether and anisoin isopropyl ether, the acyloin ethers such as the alpha-hydroxymethyl bitter almond oil camphor ethyl ether that replace, the phenyl methyl ketone class that replaces is as 2, 2-diethoxy phenyl methyl ketone and 2, 2-dimethoxy-2-phenyl acetophenone, the Benzophenones of benzophenone and replacement such as benzophenone, α-the ketols such as 2-methyl-2-hydroxyl propionyl benzene and the 1-hydroxycyclohexylphenylketone that replace, aromatics SULPHURYL CHLORIDE class and sulfo-and dithiocarbamate, reactive monomer includes but not limited to alkyl-acrylates, alkyl methacrylate, part at ester can comprise almost any alkyl, this group can be straight chain, side chain or ring-type, the example of (methyl) alkyl-acrylates that is suitable for comprises (methyl) Hydroxyethyl acrylate, the different new ester of vinylformic acid, (methyl) isobornyl acrylate, the vinylformic acid phenoxy ethyl, lauric acid methacrylic ester (LMA), 1, 6-hexanediyl ester (HDDA), tripropylene glycol diacrylate (TPGDA), Viscoat 295 (TMPTA), tetramethylol methane tetraacrylate (PETA) etc., the photocuring oligopolymer is the photoresist that a class contains acryloxy or methacryloxy, the photoresist that preferred molecular weight is lower, comprise epoxy acrylate, urethane acrylate, polyester acrylate, the modified product of the acrylic resin of polyether acrylate or acroleic acid esterification and aforesaid propylene acid esters, the CN111 of Sartomer company for example, CN120, CN2201, CN501, CN2302, the CN such as CN945A60 series acrylate, the EB600 of the special company of cyanogen, EB3600, EB810, the EB such as EB230 series acrylate, perhaps Changxing company, proud son of heaven company, the light-cured acrylate product of three wooden companies etc.
Description of drawings
The infrared spectrum of the wetting dispersion stabilizer that Fig. 1: embodiment 1 makes.
Fig. 2: embodiment 2 makes the size distribution figure of the red mill base of nanoscale ultraviolet curing ink jet drawing.
Embodiment
Embodiment 1
The preparation of wetting dispersion stabilizer
at first Sodium styrene sulfonate 20.62g is dissolved in 600g reaction solvent N-Methyl pyrrolidone, stirring makes it abundant dissolving, then under nitrogen protection, oleic acid 28.25g and 3-(methacryloxypropyl) propyl trimethoxy silicane 28.80g are added, add again initiator dibenzoyl peroxide 1.18g, stirring is until fully reacting 3 hours under the mixing speed at 200r/min under 90 ℃ after dissolving, obtain lurid polymers soln, polymers soln washs with N-Methyl pyrrolidone after centrifugation, centrifugation again, repeat 3 times, the last centrifugal Sodium styrene sulfonate that obtains, the terpolymer of oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane, it is wetting dispersion stabilizer.
By infrared analysis, above-mentioned product structure is characterized, infrared spectrum is as shown in Figure 1.As we can see from the figure, 1602.6cm -1, 1494.6cm -1, 1456.0cm -1The bands of a spectrum of wave number have proved the existence of phenyl ring; 1081.9cm -1S=O symmetrical stretching vibration absorption peak in sulfonic group, 1178.3cm -1Be S=O asymmetrical stretching vibration absorption peak in sulfonic group, these two key bands have proved sulfonic existence; 1032.7cm -1Siloxane bond (characteristic peak Si-O-), 1251.7cm -1, 802.3cm -1Be-Si-CH 2-characteristic peak, these three characteristic peaks have proved the existence of siloxanes; 1718.9cm -1And 1211.1cm -1Be respectively the stretching vibration peak of C=O and C-O, 1654.7cm -1Being the flexural vibration peak of O-H, the existence of these three characteristic peaks proved-existence of COOH group; 2925.5cm -1Vibration peak for methylene radical; The existence of these characteristic peaks shows that reaction product is exactly the terpolymer of Sodium styrene sulfonate, oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane.
The terpolymer product that said process is made is dissolved in tetrahydrofuran (THF), test the molecular weight of this terpolymer with gel permeation chromatography (GPC), result shows that its GPC distribution plan is unimodal distribution, number-average molecular weight is 5157, this has illustrated that product is clean, got rid of unreacted monomer small molecules, gained terpolymer product is polymer, has also proved that above-mentioned infrared data is in the checking structural feasibility of polymerisate and reliability simultaneously.
Embodiment 2
The preparation of the red mill base of nanoscale ultraviolet curing ink jet drawing
first with tripropylene glycol diacrylate 50Kg, the wetting dispersion stabilizer 4.2Kg of aliphatic urethane acrylate UA VP LS226525.5Kg and embodiment 1 preparation, defoamer BYK-0880.5Kg is placed in mixing tank and evenly mixes 10min, then slow in above-mentioned mixing liquid component under the whipped state of 2000r/min, at the uniform velocity add the red C.I.PR 122 pigment 20Kg of quinacridone, pigment adds rear rising rotating speed to 3500r/min high-speed stirring 0.5 hour, the said mixture that obtains is ground with sand mill again, until the maximum particle diameter of pigment stops after less than 800nm grinding, obtain the red mill base of nanoscale ultraviolet curing ink jet drawing, its size distribution figure as shown in Figure 2.
Can find out from size distribution figure, the maximum particle diameter of this nano level ultraviolet-cured digital painting ink is less than 500 nanometers.
Embodiment 3
The preparation of the yellow mill base of nanoscale ultraviolet curing ink jet drawing
first with glycidyl methacrylate 59Kg, aliphatic polyester acrylate CN227610Kg, the wetting dispersion stabilizer 6.3Kg of CN22856Kg and embodiment 1 preparation, defoamer BYK-0880.7Kg is placed in mixing tank and evenly mixes 10min, then slow in above-mentioned mixing liquid component under the whipped state of 2000r/min, at the uniform velocity add permanent yellow C.I.PY 15118Kg pigment, pigment adds rear rising rotating speed to 4000r/min high-speed stirring 1 hour, the said mixture that obtains is ground with sand mill again, until the maximum particle diameter of pigment stops after less than 800nm grinding, obtain the yellow mill base of nanoscale ultraviolet curing ink jet drawing.
Embodiment 4
The preparation of the blue mill base of nanoscale ultraviolet curing ink jet drawing
first with 1, 6-hexanediyl ester 55Kg, the wetting dispersion stabilizer 3.3Kg of aliphatic urethane acrylate CN96831Kg and embodiment 2 preparations, defoamer Airex 9860.7Kg is placed in mixing tank and evenly mixes 10min, then slow in above-mentioned mixing liquid component under the whipped state of 2000r/min, at the uniform velocity add phthalocyanine blue C.I.PB 15:3 pigment 10Kg, pigment adds rear rising rotating speed to 3800r/min high-speed stirring 0.5 hour, the said mixture that obtains is ground with sand mill again, until the maximum particle diameter of pigment stops after less than 800nm grinding, obtain the blue mill base of nanoscale ultraviolet curing ink jet drawing.
Embodiment 5
The preparation of nanoscale ultraviolet curing ink jet drawing black color paste
first with tripropylene glycol diacrylate 40.8Kg, the wetting dispersion stabilizer 4.5Kg of polyether acrylate 5850F 39.5Kg and embodiment 2 preparations, defoamer Airex 9860.5Kg is placed in mixing tank and evenly mixes 10min, then slow in above-mentioned mixing liquid component under the whipped state of 2000r/min, at the uniform velocity add carbon black C.I.PBK7 pigment, pigment adds rear rising rotating speed to 3500r/min high-speed stirring 45min, the said mixture that obtains is ground with sand mill again, until the maximum particle diameter of pigment stops after less than 800nm grinding, obtain the nanoscale ultraviolet curing ink jet drawing black color paste.
Embodiment 6
Stability test
The stability of the nanoscale ultraviolet curing ink jet drawing color paste that embodiment 2-5 is made is measured; Simultaneously, for better describing the problem, with reference to embodiment 2-5, in the situation that do not add the described wetting dispersion stabilizer of embodiment 1 and other technique identical with proportioning, prepare with the four look mill bases that compare, and these four kinds of comparative sample are carried out identical stability test.
The high temperature accelerated test: the four look mill bases of getting respectively above-mentioned preparation are totally 8 each 100g of sample, be placed in transparent vial, then above-mentioned vial is placed in 60 ℃ of standing depositing of constant temperature oven and carries out the high temperature accelerated test over 6 days, take out vial after 6 days, observation can be found, four mill bases of embodiment 2-5 do not have obvious demixing phenomenon, and it is obvious not add four mill base layerings of described wetting dispersion stabilizer, and the pigment precipitation is comparatively serious;
The standing test of normal temperature: the four look mill bases of getting respectively above-mentioned preparation are totally 8 each 100g of sample, be placed in transparent vial, this 8 vials sealing is placed under normal temperature environment standing 6 months, result is that four mill bases that contain wetting dispersion stabilizer do not have obvious demixing phenomenon, and four mill bases that do not add wetting dispersion stabilizer have obvious demixing phenomenon.
Above-mentioned test result shows, nanoscale ultraviolet curing ink jet drawing color paste of the present invention has good stability in storage, and wherein said wetting dispersion stabilizer can significantly improve the stability of nano color paste.
Embodiment 7
Application test in the ultraviolet curing ink jet painting printing ink
Material name Mass percent
Isopropyl thioxanthone 3.5%
2-methyl isophthalic acid-(4-methylthio group phenyl)-2-morpholine-1-acetone 1.0%
Benzophenone 1.5%
To (dimethylamino) ethyl benzoate 3.0%
Tripropylene glycol diacrylate 17%
Viscoat 295 6.0%
CN2201 27%
CN2302 8.0
EB3600
12%
CN501 6.0%
The red mill base of embodiment 2 preparations 15%
According to above formula, preparation comprises the ultraviolet curing ink jet painting printing ink of mill base of the present invention, and concrete steps are as follows:
first with light trigger and aided initiating isopropyl thioxanthone 3.5g, 2-methyl isophthalic acid-(4-methylthio group phenyl)-2-morpholine-1-acetone 1.0g, benzophenone 1.5g, 3.0g joins in the glass beaker of 250ml to (dimethylamino) ethyl benzoate, then add tripropylene glycol diacrylate 17g and Viscoat 295 6g, above-mentioned mixed solution is fully stirred fully dissolves initiator and aided initiating, until the mixture in beaker is the solution state of homogeneous phase, then add successively CN2201 27g, CN2302 8g, CN501 6g, EB3600 12g, above-mentioned mixed solution is placed in disperses fully under dispersion machine to stir, rotating speed is 1500r/min, churning time is 30min, obtain the printing ink premixed liquid.Next, separately get the beaker of a 500ml, the red mill base 15g that adds embodiment 2 preparations, the beaker that fills mill base is placed under high speed dispersor, the printing ink premixed liquid for preparing slowly add previous step under the rotating speed of 2500r/min in, after adding fully, the printing ink premixed liquid continuing to disperse stirring 30 minutes, namely obtains the ultraviolet light polymerization painting printing ink.
Adopt the figure series UV digit inkjet printer that flies that Shenyang HIKOUSEN company produces to carry out the actual air brushing test of upper machine to the ultraviolet light polymerization painting printing ink for preparing in the present embodiment.Can find out from the test pattern of air brushing, the readability of this ultraviolet light polymerization painting printing ink is good, fly ink dot few, and the patterned surfaces that prints is tack-free, and curing speed is fast.
Above-mentioned test result shows that nanoscale ultraviolet curing ink jet drawing color paste of the present invention has actual using value at ink area.
Above embodiments of the invention have been carried out exemplary illustration, but described content is only preferred embodiment of the present invention, can not be considered to be used to limiting practical range of the present invention.All equalizations according to the present patent application scope change and improve etc., within all should belonging to patent covering scope of the present invention.

Claims (11)

1. a nanoscale ultraviolet curing ink jet drawing color paste, by percentage to the quality, comprise following raw material: pigment 5~22%, reactive thinner 20~80%, oligopolymer 6~30%, wetting dispersion stabilizer 1~10%, defoamer 0.05~0.8%; Wherein, described wetting dispersion stabilizer has following structure:
Wherein, n is 5~20.
2. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 1, is characterized in that, pigment is selected from the red C.I. PR 122 of quinacridone, permanent yellow C.I. PY 151, phthalocyanine blue C.I. PB 15:3 or carbon black C.I. PBK7.
3. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 1, is characterized in that, reactive thinner is selected acrylate monomer or methacrylate monomer.
4. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 3, is characterized in that, reactive thinner is selected from tripropylene glycol diacrylate, 1,6 hexanediol diacrylate, glycidyl methacrylate.
5. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 1, is characterized in that, oligopolymer is the photoresist that contains acryloxy or methacryloxy, and 25 ℃ of lower viscosity are less than 1000mPas.
6. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 5, is characterized in that, oligopolymer is selected from aliphatic urethane acrylate, aliphatic polyester acrylate, polyether acrylate.
7. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 1, is characterized in that, described wetting dispersion stabilizer is by the free-radical polymerized preparation of ternary of Sodium styrene sulfonate, oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane.
8. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 7, it is characterized in that, at first free-radical polymerized the comprising the following steps: of described ternary be dissolved in Sodium styrene sulfonate in reaction solvent, stirring makes it abundant dissolving, then under nitrogen protection, oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane are joined in reaction vessel, add again initiator, stirring after fully mixing under 80~110 ℃ in the situation that stir and reacted 2~6 hours, obtain lurid polymers soln, namely obtain Sodium styrene sulfonate through centrifugation and washing again, the terpolymer of oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane.
9. nanoscale ultraviolet curing ink jet drawing color paste claimed in claim 8, is characterized in that, the ratio of the amount of substance of polymerization reaction monomer Sodium styrene sulfonate, oleic acid and 3-(methacryloxypropyl) propyl trimethoxy silicane is 1:1:1~1.2; Initiator used is organic peroxy class or azo, and add-on is 0.1~8% of total monomer quality; Reaction solvent is dimethyl sulfoxide (DMSO), N-Methyl pyrrolidone or DMF, and add-on is 5~20 times of monomer total mass.
10. the preparation method of the described nanoscale ultraviolet curing ink jet drawing color paste of claim 1-9 any one, comprise the following steps: with reactive thinner, oligopolymer, wetting dispersion stabilizer, evenly mix with defoamer, then slow in above-mentioned mixing liquid component under the whipped state of 2000r/min, add evenly pigment, pigment adds rear rising rotating speed to 3500~4000r/min high-speed stirring 0.5~1.0 hour, subsequently the gained mixture is ground with sand mill, until the maximum particle diameter of pigment is less than 800nm, namely make nanoscale ultraviolet curing ink jet drawing color paste.
11. preparation method claimed in claim 10 is characterized in that, to described wetting dispersion stabilizer, when preparation red pigment mill base, its add-on is 12~25% of red pigment quality; During preparation yellow ultramarine mill base, its add-on is 30~45% of yellow ultramarine quality; During preparation blue pigments mill base, add-on is 15~25% of blue pigments quality; During preparation black pigment mill base, add-on is 25~35% of black pigment quality.
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DE102012016690A1 (en) * 2012-08-24 2014-02-27 Mankiewicz Gebr. & Co. Gmbh & Co. Kg Electron-beam curable inkjet inks and their use in inkjet printing processes
CN104212245A (en) * 2014-08-01 2014-12-17 上海展辰涂料有限公司 Non-solvent-type UV color paste and preparation method thereof
CN104263063B (en) * 2014-10-11 2016-06-08 武汉长盈通光电技术有限公司 The optical fiber coloring ink of radiation-hardenable
CN104312294A (en) * 2014-10-11 2015-01-28 武汉长盈通光电技术有限公司 UV (ultraviolet) color paste capable of being used for optical fiber coloring printing ink and preparation method thereof
CN107502069A (en) * 2017-08-08 2017-12-22 江苏丽王科技股份有限公司 A kind of preparation method of ink-jet level PCB welding resistance UV mill bases
CN110964383A (en) * 2018-09-30 2020-04-07 常州格林感光新材料有限公司 Radiation curing composition

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