CN109796804A - A kind of UV curable ink and preparation method thereof - Google Patents

A kind of UV curable ink and preparation method thereof Download PDF

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Publication number
CN109796804A
CN109796804A CN201711130630.0A CN201711130630A CN109796804A CN 109796804 A CN109796804 A CN 109796804A CN 201711130630 A CN201711130630 A CN 201711130630A CN 109796804 A CN109796804 A CN 109796804A
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parts
preparation
ink
mixing
filler material
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不公告发明人
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Luoyang Institute Of Jianduan Technology
Luoyang Advanced Technology Research Institute
Luoyang Advanced Equipment Technology Co Ltd
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Luoyang Institute Of Jianduan Technology
Luoyang Advanced Equipment Technology Co Ltd
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Priority to CN201711130630.0A priority Critical patent/CN109796804A/en
Priority to PCT/CN2018/083687 priority patent/WO2019095625A1/en
Publication of CN109796804A publication Critical patent/CN109796804A/en
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Abstract

The present invention provides a kind of preparation methods of UV curable ink, it include: to weigh that 50-60 parts of trifunctional aliphatic polyester urethane acrylate, 10-20 parts of reactive diluent, 1-2 parts of pigment, filler material 1-2 part of mixing, 1-3 parts of surfactant, 0.5-1 parts of defoaming agent, 0.5-1 parts of antifriction liniment, 100-120 parts of solvent and 0.5-1 parts of auxiliary agent are uniformly mixed and are heated to 20-40 DEG C according to parts by weight, stirring 10-20 minutes, obtains resin compound;Photoepolymerizationinitiater initiater 2-5 parts is added into resin compound, is cooled to room temperature after mixing, UV curable ink is prepared.Trifunctional aliphatic polyester urethane acrylate and homemade mixing filler material are used in the present invention as filler, not only increase the intensity of whole ink, but also there is certain performance that is heating and curing.In addition, the ink also has certain heat resistance, weatherability, adhesive force and impact strength etc..

Description

A kind of UV curable ink and preparation method thereof
Technical field
The present invention relates to the technical fields of chemical materials, more particularly, to a kind of UV curable ink and its preparation Method.
Background technique
In recent years, as attention rate of the people to water-based material is higher and higher, the Water-borne modification of light-curable ink is also increasingly general Time.Solvent-free and expediting setting type resin fast development has driven the development of entire coating and ink industry.Ultraviolet light solidification Ink not only can significantly reduce VOC, but also rapid curing can be carried out in room temperature environment.Therefore with traditional ink It compares, UV-curable waterborne ink has very big advantage, and has been widely used in every field.
Currently, conducting extensive research both at home and abroad in UV-curable waterborne ink area, currently existing scheme is mostly logical Improvement resin or adhesive, auxiliary agent, usage mode etc. are crossed to improve curing characteristics.But the comprehensive performance of ink is still deposited in the market In many problems, for example, not alkali resistant, not anti-ethyl alcohol, non-water resistant, it is dry slow, low in glossiness, easily cause substrate (especially paper) The disadvantages such as contraction.Meanwhile material is in use, it is easy to abrasion occur and performance is caused to decline, so aquosity ultraviolet light The wear-resisting property of cured printing ink is also faced a major challenge.In addition, the use complex process of UV-curable waterborne ink, It is not easy to maintenance.
Summary of the invention
In order to solve the problems in the existing technology, according to an aspect of the invention, there is provided a kind of UV light The preparation method of carburetion ink, comprising: weigh trifunctional aliphatic polyester urethane acrylate 50- according to parts by weight 60 parts, 10-20 parts of reactive diluent, 1-2 parts of pigment, mixing filler material 1-2 parts, 1-3 parts of surfactant, defoaming agent 0.5-1 Part, 0.5-1 parts of antifriction liniment, 100-120 parts of solvent and 0.5-1 parts of auxiliary agent are uniformly mixed and are heated to 20-40 DEG C, stirring 10-20 minutes, obtain resin compound;Into the resin compound, Photoepolymerizationinitiater initiater 2-5 parts of addition, cold after mixing But to room temperature, the UV curable ink is prepared.
In the above preparation method, the trifunctional aliphatic polyester urethane acrylate is selected from polyfunctional group Aliphatic polyester-based resin, also referred to as trifunctional aliphatic polyester acrylate carbamate resins.Carbamate Acrylate (UA) is a kind of common light-cured resin, many kinds of, different properties.Wherein trifunctional aliphatic polyester series UA can form finer and close cross-linked network because double bond density is high, and the film after solidification has higher hardness, rigidity, and And solvent resistance is good, has good adhesion to common optical thin film PET.
In the above preparation method, the reactive diluent is selected from tripropylene glycol diacrylate (TPGDA), pentaerythrite The combination of one or both of triacrylate (PETA), reactive diluent are mainly used for high solid and solventless coatings body In system, forms non-volatile component in the curing process and stay in system.In addition, the activity containing radical UV curing effect is dilute Agent is released with carbon-carbon double bond, photocuring reaction can be participated in, promotes the functions such as reactivity enhancing, rate quickening.
In the above preparation method, the pigment is selected from carbon black, and carbon black determines the form and aspect of ink as colorant.And carbon black The physical and chemical performance of itself also has adjusted viscosity, drying property, durability, wear-resisting property and printing quality of ink system etc. Deng.
In the above preparation method, the mixing filler material is silica, aluminium hydroxide, potassium sulfate, magnesium carbonate and carbon The mixed material of sour calcium.Wherein, filler material is a kind of white solid matter that can uniformly and be preferably dispersed in resin, is thin Micro- is powdered.Filler material in resin through mixing and grinding after become pulpous state when, have plenty of transparent, some is then not Transparent.And on the one hand filler material can play consistency, viscosity, viscosity, mobility and the yield value etc. for adjusting ink in ink Mo Xing;On the other hand can play the role of adjusting printing ink concentration, that is to say, that when the situation of the big form and aspect depth of printing ink concentration, be added Freshening can be reached after filler material.Although filler material has the one side to help out in ink, have perhaps in its performance Require to be consistent with pigment, it equally plays the role of influencing stemness in the ink based on oxidation polymerization drying more.This Outside, mixing filler material also has fast light, heat-resisting, solvent resistant, lower-price characteristic.
In the above preparation method, the Photoepolymerizationinitiater initiater is selected from 2,4,6- trimethylbenzoyl phenyl phosphonic acids second One of ester, 2,4,6- trimethylbenzoy-dipheny phosphine oxide or two kinds of combination.
In the above preparation method, the surfactant is in diethanol amine, anionic polyacrylamide (APAM) One or two kinds of combination.The main function of surfactant is to make the interface state of its liquid system that obvious become occur Change, promotion system is stable, is uniformly dispersed.
In the above preparation method, the defoaming agent is polysiloxanes silicones.The main function of defoaming agent is to process Surface tension is reduced in the process, is inhibited foam to generate or eliminate and has been generated foam.
In the above preparation method, the antifriction liniment is polyethylene wax.It is added in printing ink a certain amount of wear-resisting Liniment, can be improved the wearability of printing layer of ink, and can reduce ink viscosity and reduce and set-off chance occurs.
In the above preparation method, the auxiliary agent is polish oil.Polish oil is in addition to for glazing, the ink of relief printing plate print on the spot Suitable polish oil is added, can both increase the mobility of ink, is conducive to the uniform of cloth ink, and the bright of ink film can be greatlyd improve Degree makes layer of ink have certain good action that is wear-resisting, sun-proof and preventing colour fading.
In the above preparation method, the solvent is the mixed solvent of deionized water and C2-C4 alcohol.Solvent main function is Viscosity is adjusted, rate of drying etc. is adjusted.Water-based ink it is also desirable to have nontoxic characteristic, thus its solvent is mainly pure water With a small amount of alcohols, such as water, ethyl alcohol, butanol, isopropanol.These solvents can enhance the ability of dissolving resin with auxiliary water, mention The dispersion performance of high pigment, and accelerate to permeate, restrain foaming.
In the above preparation method, the reactive diluent is selected from tripropylene glycol diacrylate in parts by weight (TPGDA) and the mixture of the 1:1 of pentaerythritol triacrylate (PETA).
In the above preparation method, the Photoepolymerizationinitiater initiater is selected from 2,4,6- trimethylbenzene first in parts by weight The mixture of the 1:1 of aminosulfonylphenyl phosphinic acid ethyl ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide;And the surface Activating agent is selected from anionic polyacrylamide (APAM).
In the above preparation method, it is described mixing filler material in silica, aluminium hydroxide, potassium sulfate, magnesium carbonate and The ratio between parts by weight of calcium carbonate are 50-57:27-32:2-5:4-8:5-20.
In the above preparation method, the C2-C4 alcohol is selected from one of ethyl alcohol, propyl alcohol, isopropanol and butanol or a variety of Combination, and in the in the mixed solvent, the volume fraction of C2-C4 alcohol is 50%-80%.
According to another aspect of the present invention, a kind of UV curable according to made from above-mentioned preparation method is additionally provided Ink.
According to another aspect of the invention, a kind of UV curable ink is additionally provided in flexo, gravure, wire mark, offset printing In application.
Heretofore described matrix resin is trifunctional aliphatic polyester urethane acrylate.The resin has Excellent adhesive force, yellowing resistance and chemical corrosion resistance.Main application is in all kinds of coating, ink and UV binder etc. Industry provides lasting protection, decoration and functionality.
The invention also discloses a kind of preparation methods of above-mentioned UV-curable waterborne ink, by using trifunctional rouge Fat adoption ester urethane acrylate strengthens light reaction, shortens optical response time, while adding pigment, mixing Filler material, surfactant, defoaming agent, antifriction liniment etc. enhance the comprehensive performance of system.To improve aquosity ultraviolet light The wear-resisting property and space charge force of cured printing ink, while its film has excellent adhesive force and intensity, has at low cost, ring The features such as border is friendly, temperature tolerance is good, weatherability is strong.
The present invention provides a kind of UV-curable waterborne ink, the field that can be applied includes but is not limited to following neck Domain: flexo field, gravure field, wire mark field, offset printing field etc..Wherein, printable fabric can be cardboard, plastics, metal etc.. Past UV ink is only used for the printing of the materials such as automobile brief introduction, company Annual report and superior cosmetics packing box, now almost Every place's printing technology all largely prints all kinds of printings using UV ink extensively.Although UV ink is generally to be heating and curing in price 2~3 times of type ink, but its numerous good characteristic compensates for the more expensive deficiency of price.UV ink can be in other ink It is printed on the stock that cannot be printed.For example, can be printed on nylon and credit card.Recent printing firm is used for some Single side is printed with oil-based ink on the material of direct mail, prints a large amount of UV ink on it again then to seal print content. (such as stamp one layer of UV ink again after the original password printing of domestic some card phone cards to achieve the purpose that sealing, user Using this layer of UV ink can be wiped when magnetic card off.)
Trifunctional aliphatic polyester urethane acrylate and homemade mixing filler material are used in the present invention For filler, the intensity of whole ink is not only increased, but also there is certain performance that is heating and curing.In addition, the ink also has There are certain heat resistance, weatherability, adhesive force and impact strength etc..In short, the present invention realizes, at low cost, performance is good (resistance to Mill property is excellent, intensity is high, heat-resist, manufacturability is high etc.) etc. be compatible with integrated UV-curable waterborne ink more.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings Obtain other attached drawings.
Fig. 1 is the process flow of the method for being used to prepare UV curable ink according to some embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected Range.
The preparation method of UV curable ink provided by the invention, comprising the following steps:
Shown in step S101 as shown in fig. 1, trifunctional aliphatic polyester carbamic acid is weighed according to parts by weight 50-60 parts of ester acrylate, 10-20 parts of reactive diluent, 1-2 parts of pigment, mixing filler material 1-2 parts, surfactant 1-3 Part, 0.5-1 parts of defoaming agent, 0.5-1 parts of antifriction liniment, 100-120 parts of solvent and 0.5-1 parts of auxiliary agent are uniformly mixed and heat To 20-40 DEG C, stirs 10-20 minutes, obtain resin compound.Preferably, trifunctional aliphatic is weighed according to parts by weight 55 parts of polyester urethane acrylate, 15 parts of reactive diluent, 1.5 parts of pigment, mixing 1.5 parts of filler material, surface-active 2 parts of agent, 1 part of defoaming agent, 1 part of antifriction liniment, 110 parts of solvent and 1 part of auxiliary agent are uniformly mixed and are heated to 30 DEG C, stirring 15 Minute, obtain resin compound.
In this step, the reactive diluent is selected from tripropylene glycol diacrylate (TPGDA), three propylene of pentaerythrite The combination of one or both of acid esters (PETA);The pigment is selected from carbon black;The mixing filler material is silica, hydrogen-oxygen Change the mixed material of aluminium, potassium sulfate, magnesium carbonate and calcium carbonate;The surfactant is selected from diethanol amine, anion pp One of amide (APAM) or two kinds of combination;The defoaming agent is polysiloxanes silicones;The antifriction liniment is poly- Ethylene waxes;The auxiliary agent is polish oil;The solvent is the mixed solvent of deionized water and C2-C4 alcohol.Preferably, the activity Diluent is selected from tripropylene glycol diacrylate (TPGDA) and pentaerythritol triacrylate (PETA) in parts by weight 1:1 mixture;The surfactant is selected from anionic polyacrylamide (APAM);Dioxy in the mixing filler material The ratio between SiClx, parts by weight of aluminium hydroxide, potassium sulfate, magnesium carbonate and calcium carbonate are 50-57:27-32:2-5:4-8:5-20. The C2-C4 alcohol is selected from one of ethyl alcohol, propyl alcohol, isopropanol and butanol or a variety of combinations, and in the mixed solvent In, the volume fraction of C2-C4 alcohol is 50%-80%.
Shown in step S103 as shown in fig. 1, Photoepolymerizationinitiater initiater 2-5 parts is added in Xiang Suoshu resin compound, mixes It is cooled to room temperature after closing uniformly, the UV curable ink is prepared.Wherein, the Photoepolymerizationinitiater initiater is selected from 2,4,6- One of trimethylbenzoyl phenyl phosphinic acid ethyl ester, 2,4,6- trimethylbenzoy-dipheny phosphine oxide or two kinds Combination;Preferably, the Photoepolymerizationinitiater initiater is selected from 2,4,6- trimethylbenzoyl phenyl phosphines in parts by weight The mixture of the 1:1 of acetoacetic ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide.
The technical solution in the present invention is clearly and completely described below in conjunction with specific embodiment.
Embodiment 1
In parts by weight, it weighs: 50 parts of trifunctional aliphatic polyester urethane acrylate;Tripropylene glycol 15 parts of diacrylate (TPGDA) and pentaerythritol triacrylate (PETA) mixture (1:1);1 part of carbon black;Mix filler material 1 part;2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide mixture 2 parts of (1:1);1 part of anionic polyacrylamide (APAM);0.5 part of polysiloxanes silicones;0.5 part of polyethylene wax;Deionized water With 100 parts of alcohol mixed solvent;0.5 part of polish oil.Wherein, mix filler material in silica, aluminium hydroxide, potassium sulfate, The ratio between magnesium carbonate and the parts by weight of calcium carbonate are as follows: 50:32:2:4:12.
By trifunctional aliphatic polyester urethane acrylate, tripropylene glycol diacrylate (TPGDA) and season Penta tetrol triacrylate (PETA) mixture (1:1), carbon black, mixing filler material, anionic polyacrylamide (APAM), poly- silicon Oxygen alkane silicone resin, polyethylene wax, polish oil, deionized water and alcohol mixed solvent are sufficiently mixed and are heated to 30 DEG C of stirrings 15min adds 2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl esters and 2,4,6- trimethylbenzoy-diphenies later Phosphine oxide mixture (1:1) is again stirring for uniformly rear stand being cooled to room temperature, a kind of UV-curable waterborne oil can be obtained Ink.
Embodiment 2
In parts by weight, it weighs: 55 parts of trifunctional aliphatic polyester urethane acrylate;Tripropylene glycol 18 parts of diacrylate (TPGDA) and pentaerythritol triacrylate (PETA) mixture (1:1);1.5 parts of carbon black;Mixing filling 1.5 parts of material;2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide are mixed 3 parts of conjunction object (1:1);2 parts of anionic polyacrylamide (APAM);1 part of polysiloxanes silicones;1 part of polyethylene wax;Deionized water With 110 parts of alcohol mixed solvent;0.5 part of polish oil.Wherein, mix filler material in silica, aluminium hydroxide, potassium sulfate, The ratio between magnesium carbonate and the parts by weight of calcium carbonate are as follows: 51:31:3:5:10.
By trifunctional aliphatic polyester urethane acrylate, tripropylene glycol diacrylate (TPGDA) and season Penta tetrol triacrylate (PETA) mixture (1:1), carbon black, mixing filler material, anionic polyacrylamide (APAM), poly- silicon Oxygen alkane silicone resin, polyethylene wax, polish oil, deionized water and alcohol mixed solvent are sufficiently mixed and are heated to 30 DEG C of stirrings 15min adds 2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl esters and 2,4,6- trimethylbenzoy-diphenies later Phosphine oxide mixture (1:1) is again stirring for uniformly rear stand being cooled to room temperature, a kind of UV-curable waterborne oil can be obtained Ink.
Embodiment 3
In parts by weight, it weighs: 60 parts of trifunctional aliphatic polyester urethane acrylate;Tripropylene glycol 20 parts of diacrylate (TPGDA) and pentaerythritol triacrylate (PETA) mixture (1:1);2 parts of carbon black;Mix filler material 2 parts;2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide mixture 5 parts of (1:1);3 parts of anionic polyacrylamide (APAM);1 part of polysiloxanes silicones;1 part of polyethylene wax;Deionized water and second 120 parts of alcohol mixed solvent;1 part of polish oil.Wherein, silica, the aluminium hydroxide, potassium sulfate, magnesium carbonate in filler material are mixed The ratio between with the parts by weight of calcium carbonate are as follows: 52:30:4:8:6.
By trifunctional aliphatic polyester urethane acrylate, tripropylene glycol diacrylate (TPGDA) and season Penta tetrol triacrylate (PETA) mixture (1:1), carbon black, mixing filler material, anionic polyacrylamide (APAM), poly- silicon Oxygen alkane silicone resin, polyethylene wax, polish oil, deionized water and alcohol mixed solvent are sufficiently mixed and are heated to 30 DEG C of stirrings 15min adds 2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl esters and 2,4,6- trimethylbenzoy-diphenies later Phosphine oxide mixture (1:1) is again stirring for uniformly rear stand being cooled to room temperature, a kind of UV-curable waterborne oil can be obtained Ink.
Embodiment 4
In parts by weight, it weighs: 58 parts of trifunctional aliphatic polyester urethane acrylate;Pentaerythrite 15 parts of triacrylate (PETA);2 parts of carbon black;1.6 parts of filler material of mixing;2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl ester With 5 parts of 2,4,6- trimethylbenzoy-dipheny phosphine oxide mixture (1:1);2 parts of anionic polyacrylamide (APAM); 0.6 part of polysiloxanes silicones;0.7 part of polyethylene wax;Deionized water with 110 parts of alcohol mixed solvent;0.8 part of polish oil.Its In, mix the ratio between silica, aluminium hydroxide, potassium sulfate, magnesium carbonate and the parts by weight of calcium carbonate in filler material are as follows: 53: 29:5:4:9。
By trifunctional aliphatic polyester urethane acrylate, pentaerythritol triacrylate (PETA), carbon black, Mix filler material, anionic polyacrylamide (APAM), polysiloxanes silicones, polyethylene wax, polish oil, deionized water and second Alcohol mixed solvent is sufficiently mixed and is heated to 20 DEG C of stirring 20min, adds 2,4,6- trimethylbenzoyl phenyl phosphines later Acetoacetic ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide mixtures (1:1) are again stirring for standing cooling to uniformly rear To room temperature, a kind of UV-curable waterborne ink can be obtained.
Embodiment 5
In parts by weight, it weighs: 50 parts of trifunctional aliphatic polyester urethane acrylate;Tripropylene glycol 15 parts of diacrylate (TPGDA);1.8 parts of carbon black;1.4 parts of filler material of mixing;2,4,6- trimethylbenzoyl phenyl phosphonic acids 4 parts of ethyl ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide mixture (1:1);Anionic polyacrylamide (APAM) 2.5 part;0.8 part of polysiloxanes silicones;0.8 part of polyethylene wax;Deionized water with 115 parts of alcohol mixed solvent;Polish oil 0.8 Part.Wherein, the ratio between silica, aluminium hydroxide, potassium sulfate, magnesium carbonate and the parts by weight of calcium carbonate in filler material are mixed Are as follows: 55:28:4:6:7.
By trifunctional aliphatic polyester urethane acrylate, tripropylene glycol diacrylate (TPGDA), carbon Black, mixing filler material, anionic polyacrylamide (APAM), polysiloxanes silicones, polyethylene wax, polish oil, deionized water With alcohol mixed solvent, 40 DEG C of stirring 10min are sufficiently mixed and are heated to, add 2,4,6- trimethylbenzoyl benzene later Base phosphinic acid ethyl ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide mixtures (1:1) are again stirring for uniformly rear standing It is cooled to room temperature, a kind of UV-curable waterborne ink can be obtained.
Embodiment 6
In parts by weight, it weighs: 55 parts of trifunctional aliphatic polyester urethane acrylate;Tripropylene glycol 18 parts of diacrylate (TPGDA) and pentaerythritol triacrylate (PETA) mixture (1:1);2 parts of carbon black;Mix filler material 2 parts;2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl ester and 2,4,6- trimethylbenzoy-dipheny phosphine oxide mixture 5 parts of (1:1);3 parts of anionic polyacrylamide (APAM);0.5 part of polysiloxanes silicones;1 part of polyethylene wax;Deionized water with 110 parts of alcohol mixed solvent;1 part of polish oil.Wherein, silica, the aluminium hydroxide, potassium sulfate, carbonic acid in filler material are mixed The ratio between magnesium and the parts by weight of calcium carbonate are as follows: 57:27:3:4:9.
By trifunctional aliphatic polyester urethane acrylate, tripropylene glycol diacrylate (TPGDA) and season Penta tetrol triacrylate (PETA) mixture (1:1), carbon black, mixing filler material, anionic polyacrylamide (APAM), poly- silicon Oxygen alkane silicone resin, polyethylene wax, polish oil, deionized water and alcohol mixed solvent are sufficiently mixed and are heated to 35 DEG C of stirrings 18min adds 2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl esters and 2,4,6- trimethylbenzoy-diphenies later Phosphine oxide mixture (1:1) is again stirring for uniformly rear stand being cooled to room temperature, a kind of UV-curable waterborne oil can be obtained Ink.
By viscosity, hardness, adhesive force, heat resistance, temperature variation resistant performance test methods, to purple made from embodiment 1-6 Outer light-curable ink is tested for the property, testing procedure and test result is as follows table:
1 test method of table and step
2 viscosity of table, hardness, adhesive force, heat resistance, temperature variation resistant the performance test results
Trifunctional aliphatic polyester urethane acrylate and homemade mixing filler material are used in the present invention For filler, the intensity of whole ink is not only increased, but also there is certain performance that is heating and curing.In addition, the ink also has There are certain heat resistance, weatherability, adhesive force and impact strength etc..In short, the present invention realizes the at low cost, good (example of performance Such as, wearability is excellent, intensity is high, heat-resist, manufacturability is high etc.) etc. be compatible with integrated UV-curable waterborne oil more Ink.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (13)

1. a kind of preparation method of UV curable ink characterized by comprising
50-60 parts of trifunctional aliphatic polyester urethane acrylate, reactive diluent 10- are weighed according to parts by weight 20 parts, 1-2 parts of pigment, mixing filler material 1-2 parts, 1-3 parts of surfactant, 0.5-1 parts of defoaming agent, 0.5-1 parts of antifriction liniment, 100-120 parts of solvent and 0.5-1 parts of auxiliary agent are uniformly mixed and are heated to 20-40 DEG C, stir 10-20 minute, obtain resin and mix Close object;
Photoepolymerizationinitiater initiater 2-5 parts is added into the resin compound, is cooled to room temperature after mixing, is prepared described UV curable ink.
2. preparation method according to claim 1, which is characterized in that the reactive diluent is selected from two propylene of tripropylene glycol The combination of one or both of acid esters, pentaerythritol triacrylate.
3. preparation method according to claim 1, which is characterized in that the pigment is selected from carbon black;The mixing filler material For the mixed material of silica, aluminium hydroxide, potassium sulfate, magnesium carbonate and calcium carbonate.
4. preparation method according to claim 1, which is characterized in that the Photoepolymerizationinitiater initiater is selected from 2,4,6- trimethyls One of benzoylphenyl phosphinic acid ethyl ester, 2,4,6- trimethylbenzoy-dipheny phosphine oxide or two kinds of combination.
5. preparation method according to claim 1, which is characterized in that the surfactant be selected from diethanol amine, yin from One of sub- polyacrylamide or two kinds of combination.
6. preparation method according to claim 1, which is characterized in that the defoaming agent is polysiloxanes silicones;It is described Antifriction liniment is polyethylene wax;The auxiliary agent is polish oil;The solvent is the mixed solvent of deionized water and C2-C4 alcohol.
7. preparation method according to claim 1, which is characterized in that the reactive diluent is selected from parts by weight Tripropylene glycol diacrylate and pentaerythritol triacrylate 1:1 mixture.
8. preparation method according to claim 1, which is characterized in that the Photoepolymerizationinitiater initiater is selected from according to parts by weight The 2,4,6- trimethylbenzoyl phenyl phosphinic acid ethyl ester of meter and the 1:1 of 2,4,6- trimethylbenzoy-dipheny phosphine oxide Mixture;And the surfactant is selected from anionic polyacrylamide.
9. preparation method according to claim 3, which is characterized in that silica, hydrogen-oxygen in the mixing filler material Changing the ratio between parts by weight of aluminium, potassium sulfate, magnesium carbonate and calcium carbonate is 50-57:27-32:2-5:4-8:5-20.
10. preparation method according to claim 6, which is characterized in that the C2-C4 alcohol is selected from ethyl alcohol, propyl alcohol, isopropanol With one of butanol or a variety of combinations, and in the in the mixed solvent, the volume fraction of C2-C4 alcohol is 50%-80%.
11. preparation method according to claim 1, which is characterized in that it is characterised by comprising:
Weigh according to parts by weight 55 parts of trifunctional aliphatic polyester urethane acrylate, 15 parts of reactive diluent, 1.5 parts of pigment, mixing 1.5 parts of filler material, 2 parts of surfactant, 1 part of defoaming agent, 1 part of antifriction liniment, 110 parts of solvent and 1 part of auxiliary agent is uniformly mixed and is heated to 30 DEG C, stirs 15 minutes, obtains resin compound;
Into the resin compound be added 3 parts of Photoepolymerizationinitiater initiater, be again stirring for, after mixing stand be cooled to room temperature, The UV curable ink is prepared.
12. UV curable ink made from a kind of preparation method described in any one of -11 according to claim 1.
13. application of the UV curable ink according to claim 12 in flexo, gravure, wire mark, offset printing.
CN201711130630.0A 2017-11-15 2017-11-15 A kind of UV curable ink and preparation method thereof Pending CN109796804A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112079965A (en) * 2020-09-15 2020-12-15 广东乐的互动娱乐股份有限公司 Ultraviolet light rapid forming environment-friendly material for manufacturing 3D toys
CN112285128A (en) * 2020-11-27 2021-01-29 东莞市科佳电路有限公司 Method for detecting copper leakage of printing ink
CN114855501A (en) * 2022-05-09 2022-08-05 江西优科工业材料有限公司 Water-based ultraviolet curing coating for printing and glazing paper

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CN104277581A (en) * 2014-10-28 2015-01-14 成都纳硕科技有限公司 Ultraviolet curing water-based printing ink with high curing rate for base material

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Publication number Priority date Publication date Assignee Title
CN112079965A (en) * 2020-09-15 2020-12-15 广东乐的互动娱乐股份有限公司 Ultraviolet light rapid forming environment-friendly material for manufacturing 3D toys
CN112285128A (en) * 2020-11-27 2021-01-29 东莞市科佳电路有限公司 Method for detecting copper leakage of printing ink
CN114855501A (en) * 2022-05-09 2022-08-05 江西优科工业材料有限公司 Water-based ultraviolet curing coating for printing and glazing paper

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Application publication date: 20190524