CN103881103A - Synthetic method and application of hyperdispersant - Google Patents
Synthetic method and application of hyperdispersant Download PDFInfo
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- CN103881103A CN103881103A CN201210563600.XA CN201210563600A CN103881103A CN 103881103 A CN103881103 A CN 103881103A CN 201210563600 A CN201210563600 A CN 201210563600A CN 103881103 A CN103881103 A CN 103881103A
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Abstract
The invention discloses a synthetic method and an application of a hyperdispersant, and belongs to the dispersant field. The synthetic method comprises: performing ring-opening polymerization of cyclical lactone to obtain polyester, performing esterification reaction of the polyester and long-chain fatty acid to obtain polyester with a long chain ester group; performing amidation reaction of the polyester with a long chain ester group and polyethyleneimine to obtain the polyester hyperdispersant. According to the invention, before the termination of the hyperdispersant synthetic reaction, reaction of long-chain fatty acid and a hydroxy at one end of a solvation chain is adopted to generate a long chain ester group with stable performance, so as to allow the end group of the solvation chain to change from a hydroxy with reaction activity into an ester group with stable performance, which prevents the deterioration phenomena of gelation, sedimentation and the like of the hyperdispersant due to the end group with reaction activity.
Description
Technical field
The present invention relates to dispersion agent field, particularly a kind of synthetic method and application of polymer pectination hyper-dispersant.
Background technology
In the production process of pigment, coating, ink, filled plastics, often relate to the scattering problem of organic or inorganic solid particulate in medium.Because the dispersing property of these solid particulates in medium not only affected productive rate, energy consumption and the raw material consumption of product, and can have influence on the final quality of product, as gloss, tinctorial strength, tensile strength etc., therefore for solid particulate is well disperseed in medium, in above-mentioned production process, need to use dispersion agent.In the time that the medium at solid particulate place is non-aqueous system, generally use hyper-dispersant.
The molecular structure of hyper-dispersant generally comprises two portions: a part is anchoring group, common are polyamine, polyvalent alcohol and polyethers etc., anchoring group can closely be combined in particle surface by effects such as ion pair, hydrogen bond, Van der Waals forces, prevents hyper-dispersant desorption; Another part is solvent chain, common are polyester, polyethers, Polyolefin and polyacrylic ester etc., and solvent chain is by the polymer chain of dielectric solvent, can play stably dispersing to particle by space steric effect.
Realizing in process of the present invention, contriver finds that prior art at least exists following problem:
The solvent chain of existing hyper-dispersant, as polyester, polyethers etc., its end group is generally the active group that responds.This active group that responds can be oxidized by oxygen and form new group in air, and new group can continue the active radical reaction that responds with other this, thereby causes the structure of hyper-dispersant to change, and the variation of structure causes performance to change.This is not only unfavorable for the storage of hyper-dispersant, also can cause the hyper-dispersant gel that appearance causes due to hyper-dispersant performance variation in production and application, the phenomenons such as sedimentation.
Summary of the invention
In order to solve the problem of prior art, the embodiment of the present invention provides a kind of synthetic method of hyper-dispersant.Described technical scheme is as follows:
On the one hand, provide a kind of synthetic method of hyper-dispersant, described synthetic method comprises:
Obtain polyester by cyclic lactone ring-opening polymerization, make described polyester and longer chain fatty acid carry out esterification, obtain with long-chain ester based polyester;
Make describedly to carry out amidate action with long-chain ester based polyester and polymine, obtain described hyper-dispersant.
Describedly obtain polyester by cyclic lactone ring-opening polymerization, make described polyester and longer chain fatty acid carry out esterification, concrete grammar comprises:
In reaction vessel, add cyclic lactone, longer chain fatty acid and catalyzer, vacuumize, pass into nitrogen, be warming up to 150-200 ℃, reaction 2-10h;
When adding cyclic lactone, longer chain fatty acid and catalyzer in reaction vessel, concrete steps comprise, first in reactor, add cyclic lactone, warming while stirring is to 70-120 ℃, moisture described in underpressure distillation in reaction vessel, in the time of anhydrous distributing, then adds longer chain fatty acid and catalyzer; Preferably, warming while stirring, to 80-100 ℃, heats up after longer chain fatty acid dissolves completely again, is preferably warming up to 165-195 ℃, reaction 2-8h.
Preferably, after dissolving completely, longer chain fatty acid is warming up to again 150-200 ℃, reaction 2-10h.
Described making describedly carried out amidate action with long-chain ester based polyester and polymine, and concrete grammar comprises:
The temperature being equipped with in the described reaction vessel with long-chain ester based polyester is down to 100-150 ℃, adds polymine, under vacuum, react, reaction to the acid number of the interior reaction system of described reaction vessel no longer changes, stopped reaction, discharging, obtains described hyper-dispersant; Preferably, temperature is down to 125-135 ℃.
Particularly, described cyclic lactone is hexamethylene lactone or ring valerolactone, preferably 6-caprolactone.
Particularly, described longer chain fatty acid is the representative examples of saturated aliphatic carboxylic that contains C8-C14, preferably lauric acid.
Particularly, the number-average molecular weight of described polymine is 5000-100000.
Particularly, described cyclic lactone, described longer chain fatty acid and described polymine are pressed following weight part proportioning:
Cyclic lactone 70-85 part, longer chain fatty acid 5-20 part, polymine 5-10 part.
Particularly, described catalyzer is one or more combinations in zirconium-n-butylate, stannous octoate, tetrabutyl titanate or zinc acetate.
Particularly, the consumption of described catalyzer is the 1-5% of described cyclic lactone and described longer chain fatty acid total mass.
On the other hand, provide the application in ultraviolet-curing paint, UV ink, flexographic ink and the ink for screen printing production process of described hyper-dispersant.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
By before termination hyper-dispersant building-up reactions, adopt the hydroxyl reaction of longer chain fatty acid and solvent chain one end, generate the long-chain ester based of stable performance, make the end group of solvent chain be become the ester group of stable performance by the active hydroxyl that responds, avoided because end group is that gel, sedimentation iso-metamorphism phenomenon appear in the hyper-dispersant that active group causes that responds.
The parahelium group that the hyper-dispersant that the embodiment of the present invention provides is a large amount of because polymine contains, has good grappling effect to solid particulate, can well be adsorbed in solid particles surface; Because solvent chain is polyester segment, all fine to the consistency of most of medium, can in medium, fully stretch, space resistance is provided, reduce dielectric viscosity.
Therefore the hyper-dispersant that the embodiment of the present invention provides not only has good dispersing property, and stable performance own, and long quality-guarantee period is convenient to storage and transportation.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below embodiment of the present invention is described further in detail.
The synthetic method of the hyper-dispersant that the embodiment of the present invention provides, comprises the following steps:
1, the preparation of solvation segment: obtain polyester by cyclic lactone ring-opening polymerization, make described polyester and longer chain fatty acid carry out esterification, obtain with long-chain ester based polyester;
In specific embodiment provided by the invention, this step realizes by following method:
In reactor, add cyclic lactone, longer chain fatty acid and catalyzer, vacuumize, pass into nitrogen, be warming up to 150-200 ℃, reaction 2-10h.Wherein, reactor is specifically four-hole bottle.
Wherein, there is ring-opening reaction in cyclic lactone under the effect of catalyzer, and generating one end is that hydroxyl one end is the polyester construction of carboxyl, and the hydroxyl reaction of longer chain fatty acid and this polyester construction generates with long-chain ester based polyester.The method is selection process of the present invention, is not limited to the present invention.
Cyclic lactone raw material because of the reasons such as the shelf-time is long can absorption portion moisture, for the phenomenon that cannot carry out ring-opening reaction that prevents from causing due to the existence of water, embodiment provided by the invention first adds cyclic lactone in four-hole bottle, warming while stirring is to 70-120 ℃, moisture in underpressure distillation four-hole bottle, in the time of anhydrous distributing, then add longer chain fatty acid and catalyzer.In order to guarantee that moisture distills out completely, the preferred 80-100 ℃ of temperature.
Make reaction more even in order to guarantee that longer chain fatty acid and cyclic lactone mix completely, in specific embodiment provided by the invention, after longer chain fatty acid dissolves completely, heat up again, in order the reaction times to foreshorten to 2-8 hour, the preferred 165-195 ℃ of intensification scope.
In specific embodiment provided by the invention, in order to determine that ring-opening reaction has occurred solvent chain preparatory phase and reaction meets design needs, adopt GPC(Gel Permeation Chromatography, gel permeation chromatography) method, take tetrahydrofuran (THF) as moving phase, the molecular weight of solvation segment is measured.
2, the preparation of hyper-dispersant: make describedly to carry out amidate action with long-chain ester based polyester and polymine, obtain described hyper-dispersant, described hyper-dispersant is polymer pectination dispersion agent.
In specific embodiment provided by the invention, this step realizes by following method:
Temperature in above-mentioned four-hole bottle is down to 100-150 ℃, carry out completely in order to guarantee reaction, the preferred 125-135 ℃ of temperature, adds polymine, under vacuum, reacts, in order to guarantee abundant reaction, limit coronite stirs, and reaction no longer changes to the acid number of the interior reaction system of described four-hole bottle, stopped reaction, under this temperature of reaction, directly discharging, obtains described hyper-dispersant.
Above-mentioned concrete grammar is selection process of the present invention, is not limited to the present invention.
In sum, that this synthetic method has is simple to operate, environmental protection and feature with low cost, is applicable to industrial scale and produces.
Embodiment 1
Take raw material: δ-valerolactone 70g, n-caprylic acid 5g, polymine (molecular weight 5000) 5g, zirconium-n-butylate 0.75g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 70 ℃; Be warming up to 150 ℃, react 10 hours; The number-average molecular weight recording is 3300-4200.
The preparation of hyper-dispersant: temperature is down to 100 ℃.
Embodiment 2
Take raw material: γ-valerolactone 85g, pelargonic acid 20g, polymine (molecular weight 10000) 10g, stannous octoate 5g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 120 ℃; Be warming up to 200 ℃, react 2 hours; The number-average molecular weight recording is 1800-2300.
The preparation of hyper-dispersant: temperature is down to 150 ℃.
Embodiment 3
Take raw material: δ-caprolactone 70g, n-capric acid 20g, polymine (molecular weight 20000) 10g, tetrabutyl titanate 4.5g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 80 ℃; Be warming up to 165 ℃, react 8 hours; The number-average molecular weight recording is 1700-2100.
The preparation of hyper-dispersant: temperature is down to 125 ℃.
Embodiment 4
Take raw material: 6-caprolactone 75g, undeeanoic acid 15g, polymine (molecular weight 40000) 8g, zinc acetate 2.7g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 180 ℃, react 6 hours; The number-average molecular weight recording is 1900-2400.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
Embodiment 5
Take raw material: 6-caprolactone 85g, tridecylic acid 5g, polymine (molecular weight 80000) 5g, zirconium-n-butylate 0.7g, stannous octoate 2g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 90 ℃; Be warming up to 175 ℃, react 8 hours; The number-average molecular weight recording is 2700-3500.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
Embodiment 6
Take raw material: 6-caprolactone 75g, tetradecanoic acid 10g, polymine (molecular weight 80000) 5g, zirconium-n-butylate 1g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 185 ℃, react 5 hours; The number-average molecular weight recording is 2700-3500.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
Embodiment 7
Take raw material: 6-caprolactone 70g, lauric acid 20g, polymine (molecular weight 5000) 10g, zirconium-n-butylate 0.9g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 70 ℃; Be warming up to 165 ℃, react 6 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 125 ℃.
Embodiment 8
Take raw material: identical with embodiment 7.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 165 ℃, react 6 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 125 ℃.
Embodiment 9
Take raw material: identical with embodiment 7.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 120 ℃; Be warming up to 165 ℃, react 6 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 125 ℃.
Embodiment 10
Take raw material: identical with embodiment 7.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 150 ℃, react 6 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 125 ℃.
Embodiment 11
Take raw material: identical with embodiment 7.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 200 ℃, react 4 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 125 ℃.
Embodiment 12
Take raw material: identical with embodiment 7.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 200 ℃, react 4 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 100 ℃.
Embodiment 13
Take raw material: identical with embodiment 7.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 200 ℃, react 4 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 150 ℃.
Embodiment 14
Take raw material: identical with embodiment 7.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 195 ℃, react 8 hours; The number-average molecular weight recording is 1800-2200.
The preparation of hyper-dispersant: temperature is down to 130 ℃.
Embodiment 15
Take raw material: 6-caprolactone 350g, lauric acid 100g, polymine (molecular weight 5000) 50g, zirconium-n-butylate 13.5g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 200 ℃, react 5 hours; The number-average molecular weight recording is 1800-2000.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
Embodiment 16
Take raw material: 6-caprolactone 350g, lauric acid 100g, polymine (molecular weight 5000) 50g, zirconium-n-butylate 22.5g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 200 ℃, react 5 hours; The number-average molecular weight recording is 1700-2100.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
Embodiment 17
Take raw material: 6-caprolactone 350g, lauric acid 20.6g, polymine (molecular weight 5000) 41.2g, zirconium-n-butylate 3.7g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 195 ℃, react 5 hours; The number-average molecular weight recording is 3300-4200.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
Embodiment 18
Take raw material: 6-caprolactone 350g, lauric acid 41.2g, polymine (molecular weight 5000) 20.6g, zirconium-n-butylate 3.9g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 195 ℃, react 5 hours; The number-average molecular weight recording is 2700-3500.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
Embodiment 19
Take raw material: 6-caprolactone 350g, lauric acid 41.2g, polymine (molecular weight 10000) 20.6g, zirconium-n-butylate 3.9g.
By the synthetic hyper-dispersant of the synthetic method of above-mentioned hyper-dispersant, when synthetic, design parameter is as follows:
The preparation of solvation segment: warming while stirring to 100 ℃; Be warming up to 195 ℃, react 5 hours; The number-average molecular weight recording is 2700-3500.
The preparation of hyper-dispersant: temperature is down to 135 ℃.
The hyper-dispersant that the embodiment of the present invention is provided carries out dispersion effect and stability test:
1, take UV offset printing red ink as example, the dispersion effect of the hyper-dispersant that test embodiment of the present invention 1-19 provides to solid particulate:
(1) tested object:
A, blank sample:
Press following formulated:
More than formula all calculates with massfraction.
B, test specimens:
Press following formulated:
More than formula all calculates with massfraction.
(2) testing method:
Adopt the look grain particle diameter of ISO Hegman grind gage test tested object, adopt the mobility of split flow instrument test tested object.
(3) test result and conclusion: test data is in table 1.
The hyper-dispersant that table 1 embodiment 1-19 provides
To the dispersed data of UV offset printing red ink and blank group comparative data
| Embodiment | (μ m) for toner particle diameter | Mobility (mm/15min) |
| Blank sample | 0.75 | 7.0 |
| 1 | 0.35 | 19.2 |
| 2 | 0.34 | 18.7 |
| 3 | 0.37 | 21.4 |
| 4 | 0.27 | 22.1 |
| 5 | 0.27 | 23.0 |
| 6 | 0.26 | 23.6 |
| 7 | 0.25 | 25.0 |
| 8 | 0.23 | 26.2 |
| 9 | 0.25 | 25.0 |
| 10 | 0.22 | 30.5 |
| 11 | 0.27 | 23.0 |
| 12 | 0.26 | 23.6 |
| 13 | 0.24 | 22.9 |
| 14 | 0.20 | 32.0 |
| 15 | 0.27 | 22.1 |
| 16 | 0.25 | 24.0 |
| 17 | 0.44 | 18.7 |
| 18 | 0.37 | 21.4 |
| 19 | 0.55 | 16.9 |
Known according to table 1, the hyper-dispersant that embodiment of the present invention 1-19 provides, for disperseing UV offset printing red ink, effectively reduces look grain particle diameter, and the reduction of look grain particle diameter effectively prevents the reunion of look grain particle, has increased the mobility of ink.
The stability of the hyper-dispersant that 2, test embodiment of the present invention 1-19 provides:
(1) tested object:
A, control sample: the similar hyper-dispersant that end group is hydroxyl;
The ester type hyper-dispersant that b, test specimens: embodiment of the present invention 1-19 provides.
(2) testing method: the baking oven of tested object being put into 50-60 ℃ is placed two weeks, then takes out tested object and observes.
(3) test result and conclusion:
The hyper-dispersant that embodiment of the present invention 1-19 provides is homogeneous, and color does not change; Control sample color obviously deepens.
Therefore the hyper-dispersant stable performance that the embodiment of the present invention provides, long quality-guarantee period, is convenient to storage and transportation.
In sum; the hyper-dispersant that the embodiment of the present invention provides not only has good dispersing property; and stable performance own; long quality-guarantee period; be convenient to storage and transportation; meanwhile, synthetic method that the embodiment of the present invention provides is simple to operate, environmental protection and feature with low cost, is applicable to industrial scale and produces.
The application of the hyper-dispersant that the embodiment of the present invention provides:
The using method of the hyper-dispersant that the embodiment of the present invention provides is:
The hyper-dispersant that coating or ink resin used, monomer, toner and the embodiment of the present invention are provided mixes rear use according to certain ratio.The color difference of coating or ink, the consumption of hyper-dispersant is different, the 20-30% that when general recommendations coating or ink use black toner, the consumption of hyper-dispersant is toner quality, the 5%-20% that while using the toner such as red, blue, green, yellow, the consumption of hyper-dispersant is toner quality.
The hyper-dispersant that the embodiment of the present invention provides is applicable in the production process of ultraviolet-curing paint, UV ink, flexographic ink and ink for screen printing etc., and other need to carry out the field of solid particulate dispersion.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (15)
1. a synthetic method for hyper-dispersant, is characterized in that, described synthetic method comprises:
Obtain polyester by cyclic lactone ring-opening polymerization, make described polyester and longer chain fatty acid carry out esterification, obtain with long-chain ester based polyester;
Make describedly to carry out amidate action with long-chain ester based polyester and polymine, obtain described hyper-dispersant.
2. the synthetic method of hyper-dispersant according to claim 1, is characterized in that, describedly obtains polyester by cyclic lactone ring-opening polymerization, makes described polyester and longer chain fatty acid carry out esterification, and concrete grammar comprises:
In reaction vessel, add cyclic lactone, longer chain fatty acid and catalyzer, vacuumize, pass into nitrogen, be warming up to 150-200 ℃, reaction 2-10h.
3. the synthetic method of hyper-dispersant according to claim 2, is characterized in that, when adding cyclic lactone, longer chain fatty acid and catalyzer in reaction vessel, comprises the following steps:
First in reactor, add cyclic lactone, warming while stirring is to 70-120 ℃, and the moisture described in underpressure distillation in reaction vessel, in the time of anhydrous distributing, then adds longer chain fatty acid and catalyzer.
4. according to the synthetic method of the hyper-dispersant described in claim 2 or 3, it is characterized in that, after longer chain fatty acid dissolves completely, be warming up to again 150-200 ℃, reaction 2-10h.
5. according to the synthetic method of the hyper-dispersant described in claim 2 or 3, it is characterized in that, described in be warming up to 150-200 ℃, reaction 2-10h, be specially: be warming up to 165-195 ℃, reaction 2-8 hour.
6. the synthetic method of hyper-dispersant according to claim 3, is characterized in that, warming while stirring is to 80-100 ℃.
7. the synthetic method of hyper-dispersant according to claim 1, is characterized in that, described in make describedly to carry out amidate action with long-chain ester based polyester and polymine, concrete grammar comprises:
The temperature being equipped with in the described reaction vessel with long-chain ester based polyester is down to 100-150 ℃, adds polymine, under vacuum, react, reaction to the acid number of the interior reaction system of described reaction vessel no longer changes, stopped reaction, discharging, obtains described hyper-dispersant.
8. according to the synthetic method of the hyper-dispersant described in claim 1-3 any one, it is characterized in that, described cyclic lactone is hexamethylene lactone or ring valerolactone, and described longer chain fatty acid is the representative examples of saturated aliphatic carboxylic that contains C8-C14.
9. the synthetic method of hyper-dispersant according to claim 8, is characterized in that, described cyclic lactone is 6-caprolactone, and described longer chain fatty acid is lauric acid.
10. according to the synthetic method of the hyper-dispersant described in claim 1-3 any one, it is characterized in that, the number-average molecular weight of described polymine is 5000-100000.
11. according to the synthetic method of the hyper-dispersant described in claim 1-3 any one, it is characterized in that, described cyclic lactone, described longer chain fatty acid and described polymine are pressed following weight part proportioning:
Cyclic lactone 70-85 part, longer chain fatty acid 5-20 part, polymine 5-10 part.
The synthetic method of 12. hyper-dispersants according to claim 2, is characterized in that, described catalyzer is one or more combinations in zirconium-n-butylate, stannous octoate, tetrabutyl titanate or zinc acetate.
13. according to the synthetic method of the hyper-dispersant described in claim 2 any one, it is characterized in that, the consumption of described catalyzer is the 1-5% of described cyclic lactone and described longer chain fatty acid total mass.
The synthetic method of 14. hyper-dispersants according to claim 7, is characterized in that, temperature is down to 125-135 ℃.
The application of 15. hyper-dispersants as claimed in claim 1 in ultraviolet-curing paint, UV ink, flexographic ink and ink for screen printing production process.
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| CN106947066A (en) * | 2017-04-13 | 2017-07-14 | 佛山市毕克新材料科技有限公司 | A kind of polyester dispersants with extensive compatibility and preparation method thereof |
| CN108699241A (en) * | 2016-02-16 | 2018-10-23 | 巴斯夫欧洲公司 | Polyalkyleneimine based polyalcohol with polyester group |
| CN109851800A (en) * | 2018-12-27 | 2019-06-07 | 广州博邦化学科技有限责任公司 | A kind of dispersing agent and preparation method thereof based on rosin derivative |
| CN115746285A (en) * | 2022-11-28 | 2023-03-07 | 上海深竹化工科技有限公司 | Amphiphilic hyperbranched polymer and preparation method and application thereof |
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| CN108699241A (en) * | 2016-02-16 | 2018-10-23 | 巴斯夫欧洲公司 | Polyalkyleneimine based polyalcohol with polyester group |
| CN106947066A (en) * | 2017-04-13 | 2017-07-14 | 佛山市毕克新材料科技有限公司 | A kind of polyester dispersants with extensive compatibility and preparation method thereof |
| CN106947066B (en) * | 2017-04-13 | 2019-02-01 | 佛山市贝特尔化工有限公司 | A kind of polyester dispersants and preparation method thereof with extensive compatibility |
| CN109851800A (en) * | 2018-12-27 | 2019-06-07 | 广州博邦化学科技有限责任公司 | A kind of dispersing agent and preparation method thereof based on rosin derivative |
| CN109851800B (en) * | 2018-12-27 | 2021-10-01 | 博邦新材料科技(广州)有限公司 | Dispersing agent based on rosin derivatives and preparation method thereof |
| CN115746285A (en) * | 2022-11-28 | 2023-03-07 | 上海深竹化工科技有限公司 | Amphiphilic hyperbranched polymer and preparation method and application thereof |
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