CN105086608A - Degradable UV offset printing ink and preparing method thereof - Google Patents
Degradable UV offset printing ink and preparing method thereof Download PDFInfo
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- CN105086608A CN105086608A CN201510481614.0A CN201510481614A CN105086608A CN 105086608 A CN105086608 A CN 105086608A CN 201510481614 A CN201510481614 A CN 201510481614A CN 105086608 A CN105086608 A CN 105086608A
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Abstract
The invention discloses degradable UV offset printing ink. The degradable UV offset printing ink comprises, by weight, 20-50 parts of polyester acrylic ester, 10-30 parts of polyhydric alcohols, 10-15 parts of petroleum resin, 5-10 parts of polyfunctional group acrylate monomers, 0.5-3.5 parts of hyperdispersant, 10-20 parts of photoinitiator, 3-6 parts of padding and 1-2 parts of other auxiliaries. The invention further discloses a preparing method of the UV offset printing ink. The UV offset printing ink is good in curing effect, bright in color and luster, good in stability, easy to degrade, free of toxin and beneficial to environment protection. The preparing method is simple, low in requirement for devices, and low in cost.
Description
Technical field:
The present invention relates to printing-ink field, be specifically related to a kind of degradable flexographic ink.
Background technology:
UV flexographic ink refers to the ink being applicable to offset printing press, and offset press is also known as offset lithographic machine, therefore UV flexographic ink is also referred to as litho printing ink.Type difference according to offset press also can be divided into: offset printing ink used for plastic, offset metal ink, offset printing frosted ink, offset printing fragrant printing ink etc. 4 kinds.
UV flexographic ink is a kind of high viscosity pulpous state fluid.The resin that production offset printing ink binder adopts mainly contains rosin modified phenolic resin, Synolac, petroleum resin etc.Vegetables oil conventional in low-melting ink vehicle has tung oil, linseed oil, soya-bean oil, and the mineral oil often had generally adopts boiling range to be the special petroleum fractions of 270-320 degree, is often called ink oil.The tinting material of flexographic ink is generally pigment, comprises the pigment dyestuff such as diarylide yellow, lithol rubine and the mineral dye such as titanium dioxide, carbon black.After low-melting ink vehicle, pigment, stopping composition and auxiliary agent are mixed, shredder disperses, obtains flexographic ink finished product.
Because the print speed of offset press is more and more faster, press operator and the requirement of printed matter user to product environmental-protecting performance also more and more higher, therefore require that Printing ink producing factory section must not improve flexographic ink quality.Require that the transfer performance of ink is good, tinting strength is high, heavy metal content after print on fast, the machine of rate of drying not in skinning time long, ink product is low.Requirement reaches these requirements, just must improve in material choice, formula technique, production technique, production environment etc., and strictly control production process.
Summary of the invention:
The invention provides a kind of degradable UV flexographic ink, its curing speed is fast, and bright in color, good stability, easily degrades, nontoxic.
Another object of the present invention improves the preparation method of this UV flexographic ink.
For achieving the above object, the present invention is by the following technical solutions:
A kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 20-50 part,
Polyvalent alcohol 10-30 part, petroleum resin 10-15 part,
Multi-functional acrylate's class monomer 5-10 part,
Hyper-dispersant 0.5-3.5 part, light trigger 10-20 part,
Filler 3-6 part, other auxiliary agents 1-2 part.
Preferred as technique scheme, a kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 36 parts,
Polyvalent alcohol 18 parts, petroleum resin 12 parts,
Multi-functional acrylate's class monomer 7 parts,
Hyper-dispersant 1.5 parts, light trigger 15 parts,
Filler 4 parts, other auxiliary agents 1 part.
Preferred as technique scheme, described polyvalent alcohol is one or more mixing in sorbyl alcohol, tetramethylolmethane, glycol ether, methyl propanediol.
Preferred as technique scheme, described petroleum resin are C9 petroleum resin, and its molecular weight is 2000-3000.
Preferred as technique scheme, described multi-functional acrylate's class monomer is one or more mixing in dihydroxyphenyl propane glycerol double methyl methacrylate, glycerine 1,3-bis-glycerine alkyd diacrylate, trimethylolpropene acid esters.
Preferred as technique scheme, described hyper-dispersant is one or more mixing in dispersion agent S-17000, S-5000, S22000.
Preferred as technique scheme, described light trigger is one or more mixing in 2,4,6-trimethylbenzoy-dipheny phosphine oxide, isopropyl thioxanthone, benzoin dimethylether, methyl o-benzoylbenzoate.
Preferred as technique scheme, described filler is one or more mixing in nano-titanium oxide, nano silicon oxide, nano-silicon nitride, wollastonite, talcum powder.
Preferred as technique scheme, other auxiliary agents described are one or more mixing in modified soybean oil, beeswax, three (N-nitroso-group-N-Phenylhydroxylamine) aluminium salt, poly(lactic acid).
A preparation method for degradable UV flexographic ink, comprises the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 3000-5000 rev/min, pre-dispersed 10-15min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 10-20min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, under the condition of 30-50 DEG C, 1.5-2MPa, grind 20-30min, obtain degradable UV flexographic ink.
The present invention has following beneficial effect:
The present invention adds petroleum resin in UV flexographic ink, and effectively can improve the glossiness of ink, curing speed improves, thus improves its printing performance; Petroleum resin also can be used as the dispersion agent of filler, realize the stable dispersion of filler, substantially increase the stability of ink;
UV flexographic ink provided by the invention, nontoxic, tasteless, easily degrade, be conducive to ambient environment protection.
Embodiment:
For a better understanding of the present invention, below by embodiment, the present invention is further described, and embodiment, only for explaining the present invention, can not form any restriction to the present invention.
Embodiment 1
A kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 20 parts,
Polyvalent alcohol 10 parts, petroleum resin 10 parts,
Multi-functional acrylate's class monomer 5 parts,
Hyper-dispersant 0.5 part, light trigger 10 parts,
Filler 3 parts, other auxiliary agents 1 part.
Its preparation method comprises the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 3000 revs/min, pre-dispersed 10min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 10min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, at 30 DEG C, under the condition of 1.5-2MPa, grind 20min, obtain degradable UV flexographic ink.
Embodiment 2
A kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 50 parts,
Polyvalent alcohol 30 parts, petroleum resin 15 parts,
Multi-functional acrylate's class monomer 10 parts,
Hyper-dispersant 3.5 parts, light trigger 20 parts,
Filler 6 parts, other auxiliary agents 2 parts.
Its preparation method comprises the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 5000 revs/min, pre-dispersed 15min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 20min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, at 50 DEG C, under the condition of 1.5-2MPa, grind 30min, obtain degradable UV flexographic ink.
Embodiment 3
A kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 30 parts,
Polyvalent alcohol 15 parts, petroleum resin 11 parts,
Multi-functional acrylate's class monomer 6 parts,
Hyper-dispersant 1 part, light trigger 12 parts,
Filler 4 parts, other auxiliary agents 1.2 parts.
Its preparation method comprises the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 3500 revs/min, pre-dispersed 11min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 12min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, at 35 DEG C, under the condition of 1.5-2MPa, grind 22min, obtain degradable UV flexographic ink.
Embodiment 4
A kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 35 parts,
Polyvalent alcohol 20 parts, petroleum resin 12 parts,
Multi-functional acrylate's class monomer 7 parts,
Hyper-dispersant 1.5 parts, light trigger 14 parts,
Filler 4.5 parts, other auxiliary agents 1.4 parts.
Its preparation method comprises the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 4000 revs/min, pre-dispersed 12min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 14min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, at 38 DEG C, under the condition of 1.5-2MPa, grind 24min, obtain degradable UV flexographic ink.
Embodiment 5
A kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 40 parts,
Polyvalent alcohol 25 parts, petroleum resin 13 parts,
Multi-functional acrylate's class monomer 8 parts,
Hyper-dispersant 2 parts, light trigger 16 parts,
Filler 5 parts, other auxiliary agents 1.6 parts.
Its preparation method comprises the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 4500 revs/min, pre-dispersed 13min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 16min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, at 40 DEG C, under the condition of 1.5-2MPa, grind 26min, obtain degradable UV flexographic ink.
Embodiment 6
A kind of degradable UV flexographic ink, with parts by weight, comprises following component:
Polyester acrylate 45 parts,
Polyvalent alcohol 28 parts, petroleum resin 14 parts,
Multi-functional acrylate's class monomer 9 parts,
Hyper-dispersant 2.5 parts, light trigger 18 parts,
Filler 5 parts, other auxiliary agents 1.8 parts.
Its preparation method comprises the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 4500 revs/min, pre-dispersed 14min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 18min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, at 48 DEG C, under the condition of 1.5-2MPa, grind 28min, obtain degradable UV flexographic ink.
Test the performance of UV flexographic ink provided by the invention below, comparative example is common flexographic ink.
(1) curing speed
Ink prepared by three-roll grinder is drawn a design on small-print adaptive instrument, then batten of drawing a design solidifies on ultraviolet light polymerization instrument.The measurement of curing speed is the line speed by regulating Photocureable instrument, and when being solidified by batten, the top speed of travelling belt is as the curing speed of batten.
Table 1
(2) glossiness
Ink prepared by three-roll grinder is drawn a design on small-print adaptive instrument, then batten of drawing a design solidifies on ultraviolet light polymerization instrument, the batten vancometer after solidification is tested glossiness.
Gloss refers to the light that body surface reflects.When irradiate light is in film surface, light two portions of reflection and refraction will be produced: specular reflection and diffuse-reflectance.Namely the light quantity of specular reflection reflects the gloss of rete, and glossiness per-cent represents.
Table 2
From above-mentioned data, UV flexographic ink provided by the invention, the fast glossiness of curing speed is good.
Claims (10)
1. a degradable UV flexographic ink, is characterized in that, with parts by weight, comprises following component:
Polyester acrylate 20-50 part,
Polyvalent alcohol 10-30 part, petroleum resin 10-15 part,
Multi-functional acrylate's class monomer 5-10 part,
Hyper-dispersant 0.5-3.5 part, light trigger 10-20 part,
Filler 3-6 part, other auxiliary agents 1-2 part.
2. a kind of degradable UV flexographic ink as claimed in claim 1, is characterized in that, with parts by weight, comprise following component:
Polyester acrylate 36 parts,
Polyvalent alcohol 18 parts, petroleum resin 12 parts,
Multi-functional acrylate's class monomer 7 parts,
Hyper-dispersant 1.5 parts, light trigger 15 parts,
Filler 4 parts, other auxiliary agents 1 part.
3. a kind of degradable UV flexographic ink as claimed in claim 1, is characterized in that, described polyvalent alcohol is one or more mixing in sorbyl alcohol, tetramethylolmethane, glycol ether, methyl propanediol.
4. a kind of degradable UV flexographic ink as claimed in claim 1, it is characterized in that, described petroleum resin are C9 petroleum resin, and its molecular weight is 2000-3000.
5. a kind of degradable UV flexographic ink as claimed in claim 1, it is characterized in that, described multi-functional acrylate's class monomer is one or more mixing in dihydroxyphenyl propane glycerol double methyl methacrylate, glycerine 1,3-bis-glycerine alkyd diacrylate, trimethylolpropene acid esters.
6. a kind of degradable UV flexographic ink as claimed in claim 1, is characterized in that, described hyper-dispersant is one or more mixing in dispersion agent S-17000, S-5000, S22000.
7. a kind of degradable UV flexographic ink as claimed in claim 1; it is characterized in that; described light trigger is one or more mixing in 2,4,6-trimethylbenzoy-dipheny phosphine oxide, isopropyl thioxanthone, benzoin dimethylether, methyl o-benzoylbenzoate.
8. a kind of degradable UV flexographic ink as claimed in claim 1, is characterized in that, described filler is one or more mixing in nano-titanium oxide, nano silicon oxide, nano-silicon nitride, wollastonite, talcum powder.
9. a kind of degradable UV flexographic ink as claimed in claim 1, is characterized in that, other auxiliary agents described are one or more mixing in modified soybean oil, beeswax, three (N-nitroso-group-N-Phenylhydroxylamine) aluminium salt, poly(lactic acid).
10. the preparation method of a kind of degradable UV flexographic ink as described in as arbitrary in claim 1 to 9, is characterized in that, comprise the following steps:
(1) join in dispersion machine by polyester acrylate, polyvalent alcohol, petroleum resin, multi-functional acrylate's class monomer, light trigger and other auxiliary agents, under the state of 3000-5000 rev/min, pre-dispersed 10-15min, obtains premix;
(2) add hyper-dispersant, filler in the premix obtained to step (1), ultrasonic disperse 10-20min, obtains compound;
(3) compound that step (2) obtains is put into three-roller, under the condition of 30-50 DEG C, 1.5-2MPa, grind 20-30min, obtain degradable UV flexographic ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510481614.0A CN105086608A (en) | 2015-08-07 | 2015-08-07 | Degradable UV offset printing ink and preparing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510481614.0A CN105086608A (en) | 2015-08-07 | 2015-08-07 | Degradable UV offset printing ink and preparing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167646A (en) * | 2016-08-10 | 2016-11-30 | 苏州中亚油墨有限公司 | A kind of organic ink of degradable and manufacture method thereof |
| CN108587306A (en) * | 2018-04-17 | 2018-09-28 | 广州市恒远彩印有限公司 | Blue ultraviolet cured offset printing ink and preparation method thereof |
| CN113621267A (en) * | 2021-08-31 | 2021-11-09 | 东莞市彩工坊新材料有限公司 | Degradable UV (ultraviolet) ink and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102850848A (en) * | 2012-03-20 | 2013-01-02 | 杭华油墨化学有限公司 | UV gravure RFID printing ink and preparation method thereof |
-
2015
- 2015-08-07 CN CN201510481614.0A patent/CN105086608A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102850848A (en) * | 2012-03-20 | 2013-01-02 | 杭华油墨化学有限公司 | UV gravure RFID printing ink and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167646A (en) * | 2016-08-10 | 2016-11-30 | 苏州中亚油墨有限公司 | A kind of organic ink of degradable and manufacture method thereof |
| CN108587306A (en) * | 2018-04-17 | 2018-09-28 | 广州市恒远彩印有限公司 | Blue ultraviolet cured offset printing ink and preparation method thereof |
| CN113621267A (en) * | 2021-08-31 | 2021-11-09 | 东莞市彩工坊新材料有限公司 | Degradable UV (ultraviolet) ink and preparation method thereof |
| CN113621267B (en) * | 2021-08-31 | 2023-03-03 | 东莞市彩工坊新材料有限公司 | Degradable UV (ultraviolet) ink and preparation method thereof |
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Application publication date: 20151125 |