CN107868580A - A kind of water-based plastic cement ultraviolet-curing paint and its preparation and construction method - Google Patents
A kind of water-based plastic cement ultraviolet-curing paint and its preparation and construction method Download PDFInfo
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- CN107868580A CN107868580A CN201711136011.2A CN201711136011A CN107868580A CN 107868580 A CN107868580 A CN 107868580A CN 201711136011 A CN201711136011 A CN 201711136011A CN 107868580 A CN107868580 A CN 107868580A
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- water
- plastic cement
- based plastic
- curing paint
- ultraviolet
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to paint field, discloses a kind of water-based plastic cement ultraviolet-curing paint and its preparation and construction method.This water-based plastic cement ultraviolet-curing paint, including following weight percent composition：Initiator combination 4 6%；Organic solvent 10 15%；Deionized water 10 15%；Silylation epoxy modified resin 10 20%；Modified epoxy acrylic ester 20 30%；Polyurethane acrylate resin 15 30%；Water soluble acrylic acid ester monomer 20 30%；Levelling agent 0.5 1%.This coating possesses preferable filming performance and adhesive force, can be widely applied in the household electrical appliances such as vehicle-mounted, mobile phone, air-conditioning, television enclosure and electronic product.
Description
Technical field
The present invention relates to paint field, and in particular to a kind of water-based plastic cement ultraviolet-curing paint and its preparation and construction
Method.
Background technology
UV coating material solidified is to be used as a kind of environmental type coating at the beginning of developing, and it complies fully with " 4E " principle, general UV
Solidify 1/5 that energy consumption is heat cure, and UV is coating material solidified less containing volatile component, pollution is small, is a kind of environment-friendly type coating；But
At present at home in the spraying in market, due to the obstruction of technical bottleneck, largely the organic solvent using 40 ~ 50% is used as diluent
To be formulated, the UV of gained has painted the oil-based paints that present market largely sprays, and this just brings substantial amounts of to environment certainly
The discharge of organic solvent, so as to the pollution to environment.And aqueous UV curing coating, further at utmost reduce organic solvent
Use, with the increasingly reinforcement of environmental requirement, and China is also progressively being studied, in the near future, it will as the coating of main flow
Product.
UV solidified aqueous coatings combine the advantages of water paint and photocureable coating, are developed rapidly in recent years,
It is one of photocureable coating the main direction of development from now on.
The advantages of UV solidified aqueous coatings is：It can be improved using the very high oligomer of relative molecular mass to some bases
The adhesion of material (PC, PC+ABS) and the other physical properties for improving cured film, viscosity required for application property using monomer and
Water and ethanol combine mutually regulation, the oligomer relative molecular mass rather than conventional ultra-violet coating and limited by working viscosity
System；It is can be obtained by after water drying before irradiation and touch dry coating, so can be used for the surface cure of three-dimensional body, it is this
The absorption of dust is reduced with regard to tactile dry coating before irradiation and the defects of coating can be repaired before curing.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of water-based plastic cement ultraviolet-curing paint, by special
Compositional selecting matches, and the defects of overcoming prior art, can be widely applied to the household electrical appliances such as vehicle-mounted, mobile phone, air-conditioning, television enclosure
And in electronic product.
The technical problems to be solved by the invention are achieved by the following technical programs：
A kind of water-based plastic cement ultraviolet-curing paint, including following weight percent composition：
Initiator combines 4-6%；
Organic solvent 10-15%；
Deionized water 10-15%；
Silylation epoxy modified resin 10-20%；
Modified epoxy acrylic ester 20-30%；
Polyurethane acrylate resin 15-30%；
Water soluble acrylic acid ester monomer 20-30%；
Levelling agent 0.5-1%.Also containing the conventional auxiliary agent in this area, such as essence.
Further, the combination of described initiator includes 2- methyl isophthalic acids-[4- (methyl thio) benzene of arbitrary proportion mixing
Base] -2- (4- morpholinyls) -1- acetone, 2- hydroxyls -4'- (2- hydroxy ethoxies) -2- methyl phenyl ketones, 2- hydroxy-2-methyls -1-
Phenyl -1- acetone.The mixed initiator being combined using free radical and cation light initiator, free radical research and development are given full play to
The advantages of system curing rate is fast, and cation light initiator of arranging in pairs or groups, volume contraction is small during solidification, bonding force is strong, solidification process
It is not easy to terminate by oxygen inhibition, reaction, and the adhesive force of coating and hardness is all improved, also keeps the attractive in appearance of film forming
Property.
Further, described organic solvent is at least one of ethanol, isopropanol.Except the tree from good water solubility
Beyond fat, ethanol is also introduced as solvent, the characteristics of being dissolved each other using ethanol with water arbitrary proportion, is firstly dissolved in alcohol correlation
Material, then mixed with water, by improving temperature and mixing speed during dissolving stirring, greatly improve solubility.
Further, described levelling agent is special polyether modified polyorganosiloxanes class levelling agent.Profit as coating
Wet levelling agent, preferably adjust the surface tension and wetability of waterborne UV coating.
Further, described water soluble acrylic acid ester monomer includes ethoxyquin trimethylolpropane trimethacrylate and methyl
At least one of hydroxy-ethyl acrylate.Wherein ethoxyquin trimethylolpropane trimethacrylate can play tune in integral formula
Save curing rate, there is provided mechanical property ensures；Hydroxyethyl methacrylate is Monofunctional monomers, and it is whole to provide assistance regulation
The working viscosity of formula, good application property is created, and itself has preferably to the swelling power of material, can strengthen formula
Adhesive force.
A kind of preparation method of described water-based plastic cement ultraviolet-curing paint, it comprises the following steps：
A. added after initiator combination is added in rustless steel container in a mixing bowl kettle；
B. then add organic solvent to be added into a mixing bowl kettle, be stirred, 400-500 rpms, 10-15 points of stirring
Clock, draw initiator and organic solvent transparent mixing liquid；
C. and then deionized water is added, be stirred, 200-300 rpms, stirring 5-10 minutes draw transparent mixing liquid；
D. water soluble acrylic acid ester monomer is then added into, stirs 200-300 rpms, stirring 10-15 minutes to uniform mixing
Liquid；
D. then according to mass ratio respectively by prescription quality than input silylation epoxy modified resin, modified epoxy acrylic ester,
Urethane acrylate, then stir 600-700 rpms, stir 20-25 minutes, draw transparent mixing liquid；
E. levelling agent is eventually adding, is stirred for 200-300 rpms, 10-15 minutes is stirred, obtains transparent mixing liquid；
F. transparent mixing liquid is produced into plastic cement UV-curable waterborne coatings through 300 mesh filter-cloth filterings；
Wherein, above operating environment is carried out at normal temperatures, and temperature is between 5 ~ 40 DEG C.
A kind of construction method of described water-based plastic cement ultraviolet-curing paint, by the water-based plastic cement UV-curing
Change coating to be sprayed on application surface, then using infrared drying.Using infrared drying, moisture and ethanol is set quickly to volatilize,
Drying time is reduced, substantially increases production efficiency, while filming performance can be improved.
The present invention has the advantages that：
The solution of the present invention is from water-soluble good silylation epoxy modified resin, modified epoxy acrylic ester and gathered
Chlorinated polyethylene, its resin are substantially increased by introducing water-soluble preferably group hydroxy and carboxyl in monomer
It is water-soluble, meanwhile, carboxyl can greatly improve the adhesive force after coating film forming.
Embodiment
With reference to embodiment, the present invention will be described in detail, and embodiment is only the preferred embodiment of the present invention,
It is not limitation of the invention.
Raw material model used in embodiment：2- methyl isophthalic acids-[4- (methyl thio) phenyl] -2- (4- morpholinyls) -1- acetone
907,2- hydroxy-2-methyl -1- phenyl -1- acetone for BASF is 1173,2- hydroxyls -4'- (the 2- hydroxyl ethoxies of BASF
Base) -2- methyl phenyl ketones are Darocur 2959, ethoxyquin trimethylolpropane trimethacrylate is EM2386, metering system
Sour hydroxyl ethyl ester is HEMA, and levelling agent is that enlightening is high by 450, and remaining raw material is conventional commercial product.
Embodiment 1
A kind of water-based plastic cement ultraviolet-curing paint, including following weight percent composition：
2- methyl isophthalic acids-[4- (methyl thio) phenyl] -2- (4- morpholinyls) -1- acetone 3%；
2- hydroxyls -4'- (2- hydroxy ethoxies) -2- methyl phenyl ketones 1%；
2- hydroxy-2-methyl -1- phenyl -1- acetone 1%；
Ethanol 14%；
Deionized water 10%；
Silylation epoxy modified resin 10%；
Modified epoxy acrylic ester 20%；
Polyurethane acrylate resin 15%；
Ethoxyquin trimethylolpropane trimethacrylate 15%；
Hydroxyethyl methacrylate 10%；
Special polyether modified polyorganosiloxanes class levelling agent 1%.
Embodiment 1
A kind of water-based plastic cement ultraviolet-curing paint, including following weight percent composition：
2- methyl isophthalic acids-[4- (methyl thio) phenyl] -2- (4- morpholinyls) -1- acetone 2%；
2- hydroxyls -4'- (2- hydroxy ethoxies) -2- methyl phenyl ketones 1%；
2- hydroxy-2-methyl -1- phenyl -1- acetone 1%；
Ethanol 15%；
Deionized water 10%；
Silylation epoxy modified resin 10%；
Modified epoxy acrylic ester 20%；
Polyurethane acrylate resin 15%；
Ethoxyquin trimethylolpropane trimethacrylate 15%；
Hydroxyethyl methacrylate 10%；
Special polyether modified polyorganosiloxanes class levelling agent 1%.
Embodiment 3
A kind of water-based plastic cement ultraviolet-curing paint, including following weight percent composition：
2- methyl isophthalic acids-[4- (methyl thio) phenyl] -2- (4- morpholinyls) -1- acetone 3%；
2- hydroxyls -4'- (2- hydroxy ethoxies) -2- methyl phenyl ketones 2%；
2- hydroxy-2-methyl -1- phenyl -1- acetone 1%；
Ethanol 14%；
Deionized water 9%；
Silylation epoxy modified resin 10%；
Modified epoxy acrylic ester 20%；
Polyurethane acrylate resin 15%；
Ethoxyquin trimethylolpropane trimethacrylate 15%；
Hydroxyethyl methacrylate 10%；
Special polyether modified polyorganosiloxanes class levelling agent 1%.
Embodiment 1-3 preparation method is as follows：
A. by 2- methyl isophthalic acids-[4- (methyl thio) phenyl] -2- (4- morpholinyls) -1- acetone；2- hydroxyls -4'- (2- hydroxyl ethoxies
Base) -2- methyl phenyl ketones；The mixing of 2- hydroxy-2-methyl -1- phenyl -1- acetone adds stirring after being added in rustless steel container
In cylinder kettle；
B. then add organic solvent to be added into a mixing bowl kettle, be stirred, 400 rpms, stir 10 minutes, draw and draw
Send out agent and organic solvent transparent mixing liquid；
C. and then deionized water is added, be stirred, 200 rpms, stirring draws transparent mixing liquid in 5 minutes；
D. the monomer ethoxylated trimethylolpropane trimethacrylate of water-and acrylate and hydroxyethyl methacrylate second are then added into
Ester, 200 rpms are stirred, stir 10 minutes to uniform mixing liquid；
D. then according to mass ratio respectively by prescription quality than input silylation epoxy modified resin, modified epoxy acrylic ester,
Urethane acrylate, then stir 600 rpms, stir 20 minutes, draw transparent mixing liquid；
E. levelling agent is eventually adding, is stirred for 200 rpms, stirs 10 minutes, obtains transparent mixing liquid；
F. transparent mixing liquid is produced into plastic cement UV-curable waterborne coatings through 300 mesh filter-cloth filterings；
Wherein, above operating environment is carried out at normal temperatures, and temperature is between 5 ~ 40 DEG C.
Water-based plastic cement described in embodiment 1 is accordingly tested with ultraviolet-curing paint, and test index is as follows：
First, application property:
1：Direct spraying, spray viscosity are 15 ~ 20 seconds (salt pan 4# cups), 25 ~ 35 DEG C of painting environments（If temperature can be with when changing
Appropriate regulation is carried out to the suitable spraying application viscosity in scene with pure water）；
2：Spraying thickness is:18~25µ；
3:Baking condition:First carry out 55 ~ 60 DEG C of infrared preheating * 5 minutes, 750 ~ 850J/CM2；
2nd, the water-based plastic cement ultraviolet-curing paint performance indications such as following table drawn：
Using ABS/PC material as material, the main performance index after waterborne UV coating film forming is sprayed：
Therefore the filming performance of the embodiment of the present invention 1 is excellent, adhesion property is good.
Claims (7)
1. a kind of water-based plastic cement ultraviolet-curing paint, it is characterised in that including following weight percent composition：
Initiator combines 4-6%；
Organic solvent 10-15%；
Deionized water 10-15%；
Silylation epoxy modified resin 10-20%；
Modified epoxy acrylic ester 20-30%；
Polyurethane acrylate resin 15-30%；
Water soluble acrylic acid ester monomer 20-30%；
Levelling agent 0.5-1%.
2. water-based plastic cement ultraviolet-curing paint according to claim 1, it is characterised in that described initiator combination
2- methyl isophthalic acids-[4- (methyl thio) phenyl] -2- (4- morpholinyls) -1- acetone, 2- hydroxyls -4'- including arbitrary proportion mixing
(2- hydroxy ethoxies) -2- methyl phenyl ketones, 2- hydroxy-2-methyl -1- phenyl -1- acetone.
3. water-based plastic cement ultraviolet-curing paint according to claim 1, it is characterised in that described organic solvent is
At least one of ethanol, isopropanol.
4. water-based plastic cement ultraviolet-curing paint according to claim 1, it is characterised in that described levelling agent is spy
The polyether-modified poly organo siloxane levelling agent of kind.
5. water-based plastic cement ultraviolet-curing paint according to claim 1, it is characterised in that described water soluble acrylic acid
Ester monomer includes at least one of ethoxyquin trimethylolpropane trimethacrylate and hydroxyethyl methacrylate.
6. a kind of preparation method of the water-based plastic cement ultraviolet-curing paint described in claim 1-5 any one, its feature
It is, comprises the following steps：
A. added after initiator combination is added in rustless steel container in a mixing bowl kettle；
B. then add organic solvent to be added into a mixing bowl kettle, be stirred, 400-500 rpms, 10-15 points of stirring
Clock, draw initiator and organic solvent transparent mixing liquid；
C. and then deionized water is added, be stirred, 200-300 rpms, stirring 5-10 minutes draw transparent mixing liquid；
D. water soluble acrylic acid ester monomer is then added into, stirs 200-300 rpms, stirring 10-15 minutes to uniform mixing
Liquid；
D. then according to mass ratio respectively by prescription quality than input silylation epoxy modified resin, modified epoxy acrylic ester,
Urethane acrylate, then stir 600-700 rpms, stir 20-25 minutes, draw transparent mixing liquid；
E. levelling agent is eventually adding, is stirred for 200-300 rpms, 10-15 minutes is stirred, obtains transparent mixing liquid；
F. transparent mixing liquid is produced into plastic cement UV-curable waterborne coatings through 300 mesh filter-cloth filterings；
Wherein, above operating environment is carried out at normal temperatures, and temperature is between 5 ~ 40 DEG C.
7. a kind of construction method of the water-based plastic cement ultraviolet-curing paint described in claim 1-5 any one, its feature
It is, the water-based plastic cement is sprayed on application surface with ultraviolet-curing paint, then using infrared drying.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711136011.2A CN107868580A (en) | 2017-11-15 | 2017-11-15 | A kind of water-based plastic cement ultraviolet-curing paint and its preparation and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711136011.2A CN107868580A (en) | 2017-11-15 | 2017-11-15 | A kind of water-based plastic cement ultraviolet-curing paint and its preparation and construction method |
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| CN107868580A true CN107868580A (en) | 2018-04-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110938224A (en) * | 2019-12-13 | 2020-03-31 | 东周化学工业（昆山）有限公司 | Plastic product coated by ultraviolet curing coating and manufacturing process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1687255A (en) * | 2005-04-05 | 2005-10-26 | 湖南大学 | New type radiation solidified aqueous resin and synthetic method |
| CN1844229A (en) * | 2006-05-16 | 2006-10-11 | 广东工业大学 | UV curable aqueous resin composition |
| CN102241914A (en) * | 2011-05-26 | 2011-11-16 | 西安理工大学 | Water-based UV (ultraviolet) ink and preparation method thereof |
-
2017
- 2017-11-15 CN CN201711136011.2A patent/CN107868580A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1687255A (en) * | 2005-04-05 | 2005-10-26 | 湖南大学 | New type radiation solidified aqueous resin and synthetic method |
| CN1844229A (en) * | 2006-05-16 | 2006-10-11 | 广东工业大学 | UV curable aqueous resin composition |
| CN102241914A (en) * | 2011-05-26 | 2011-11-16 | 西安理工大学 | Water-based UV (ultraviolet) ink and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110938224A (en) * | 2019-12-13 | 2020-03-31 | 东周化学工业（昆山）有限公司 | Plastic product coated by ultraviolet curing coating and manufacturing process thereof |
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Application publication date: 20180403 |