CN105860823A - Ultraviolet cured varnish with high barrier property and preparation method thereof - Google Patents
Ultraviolet cured varnish with high barrier property and preparation method thereof Download PDFInfo
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- CN105860823A CN105860823A CN201610342701.2A CN201610342701A CN105860823A CN 105860823 A CN105860823 A CN 105860823A CN 201610342701 A CN201610342701 A CN 201610342701A CN 105860823 A CN105860823 A CN 105860823A
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/004—Reflecting paints; Signal paints
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2201/00—Properties
- C08L2201/14—Gas barrier composition
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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
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Abstract
The invention discloses an ultraviolet cured varnish with a high barrier property and a preparation method thereof. The ultraviolet cured varnish with the high barrier property is prepared from, by mass, 45-80 parts of oligomer, 0.1-5 parts of nano materials, 1-3.5 parts of photoinitiator, 2-6 parts of thickening agent, 2-8 parts of auxiliaries, 5-15 parts of isopropyl alcohol and 2-15 parts of water. The ultraviolet cured varnish with the high barrier property is good in glossiness; compared with a traditional ultraviolet cured varnish, the oxygen permeability rate is decreased by 80.74%, the CO2 permeability rate is decreased by 79.7%, the water permeability rate is decreased by 30.5%, and the ultraviolet cured varnish can be used for packaging of foods, drugs, cosmetics and the like which are high in barrier property requirement.
Description
Technical field
The present invention relates to high-barrier nano coating material field, particularly relate to a kind of high barrier ultraviolet curing varnish and preparation method thereof.
Background technology
Inevitably producing various defect during plastics processing, cause surface gloss relatively low, aesthetic measure is poor.So most common plastics goods scratch resistant, solvent resistant, anti-aging, the performance such as barrier is the highest, needs to decorate frosting and protect.Ultraviolet-curing paint can be plastics give abrasion-resistant, be difficult to scratch, high glaze and the performance such as attractive in appearance.But ultraviolet-curing paint is not the most well positioned to meet the requirement of cosmetics, food and medicine on barrier property.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of high barrier ultraviolet curing varnish and preparation method thereof, it is intended to solve the problem that existing ultraviolet-curing paint barrier property haves much room for improvement.
Technical scheme is as follows:
A kind of high barrier ultraviolet curing varnish, wherein, according to the mass fraction, including following components: the oligomer of 45-80 part, the nano material of 0.1-5 part, the light trigger of 1-3.5 part, the thickening agent of 2-6 part, the auxiliary agent of 2-8 part, the isopropanol of 5-15 part and the water of 2-15 part.
Described high barrier ultraviolet curing varnish, wherein, described oligomer is selected from epoxy acrylate, urethane acrylate, polyester acrylate, polyether acrylate, amine modification acrylate and the mixture of one or more of acrylic resin.
Described high barrier ultraviolet curing varnish, wherein, described nano material is selected from Graphene, graphene oxide, functionalization graphene, functional graphene oxide, rectorite, nano imvite, organic modification montmonrillonite, nanometer vermiculite, nano kaoline, nanometer serpentine, nanometer potasium titanate, CNT and the mixture of one or more of carbon nano-particle.
Described high barrier ultraviolet curing varnish, wherein, described light trigger is made up of two kinds of light triggers of 819DW and aryl alkyl ketone compound.
Described high barrier ultraviolet curing varnish, wherein, described thickening agent is polyurethane associative thickener.
Described high barrier ultraviolet curing varnish, wherein, according to the mass fraction, described auxiliary agent includes levelling agent 0.2-0.4 part, defoamer 1.0-2.0 part, dispersant 0.2-0.5 part, wetting agent 0.2-0.5 part, curing accelerator 0.3-0.5 part and adhesion promoter 1.0-3.5 part.
Described high barrier ultraviolet curing varnish, it is characterised in that described adhesion promoter is chlorinated polypropylene.
A kind of preparation method of high barrier ultraviolet curing varnish as above, wherein, including step:
A, elder generation add nano material in water and isopropanol, and supersound process limit, limit is stirred to obtain nano material suspension；
B, adding a part of oligomer, a period of time is stirred on supersound process limit, limit；
C, add auxiliary agent and a part of thickening agent；
D, it is slowly added dropwise light trigger again；
E, it is eventually adding remaining oligomer, adds remaining thickening agent mix homogeneously, prepare high barrier ultraviolet curing varnish.
Described preparation method, wherein, in described step D, drips light trigger under agitation.
Described preparation method, wherein, in described step A, carries out ultrasonic and stirring under the temperature conditions of 5-85 DEG C.
Beneficial effect: high barrier ultraviolet curing varnish glossiness provided by the present invention is good, and the relatively conventional ultraviolet curing varnish of oxygen permeability have dropped 80.74%, CO2Permeability decrease 79.7%, water penetration rate have dropped 30.5%, may be used for the packaging of food, medicine and the cosmetics etc. high to barrier requirement.
Accompanying drawing explanation
Fig. 1 is its obstruct schematic diagram of high barrier ultraviolet curing varnish of the present invention.
Detailed description of the invention
The present invention provides a kind of high barrier ultraviolet curing varnish and preparation method thereof, and for making the purpose of the present invention, technical scheme and effect clearer, clear and definite, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
A kind of high barrier ultraviolet curing varnish provided by the present invention, according to the mass fraction, including following components: the oligomer of 45-80 part, the nano material of 0.1-5 part, the light trigger of 1-3.5 part, the thickening agent of 2%-6 part, the auxiliary agent of 2-8 part, the isopropanol of 5-15 part and the water of 2-15 part.
The high barrier ultraviolet curing varnish glossiness using above-mentioned formula is good, and the relatively conventional ultraviolet curing varnish of oxygen permeability have dropped 80.74%, CO2Permeability decrease 79.7%, water penetration rate have dropped 30.5%, be particularly suitable for the packaging of food, medicine and the cosmetics etc. high to barrier requirement.
Further, described oligomer preferably is selected from the mixture of one or more of epoxy acrylate, urethane acrylate, polyester acrylate, polyether acrylate, amine modification acrylate and acrylic resin.
Further, described nano material preferably is selected from the mixture of one or more of Graphene, graphene oxide, functionalization graphene, functional graphene oxide, rectorite, nano imvite, organic modification montmonrillonite, nanometer vermiculite, nano kaoline, nanometer serpentine, nanometer potasium titanate, CNT and carbon nano-particle.
Further, described light trigger is preferably and is made up of two kinds of light triggers of 819DW and aryl alkyl ketone compound.
Further, described thickening agent is preferably polyurethane associative thickener.
Further, described auxiliary agent preferably includes following component: levelling agent, defoamer, dispersant, wetting agent, adhesion promoter.
Further, according to the mass fraction, described auxiliary agent is preferably: levelling agent 0.2-0.4 part, defoamer 1.0-2.0 part, dispersant 0.2-0.5 part, wetting agent 0.2-0.5 part, curing accelerator 0.3-0.5 part and adhesion promoter 1.0-3.5 part.It is to say, described auxiliary agent is also formulated according to aforementioned proportion.
Further, described adhesion promoter is preferably chlorinated polypropylene.
The present invention also provides for the preparation method of a kind of high barrier ultraviolet curing varnish as above, and it includes step:
S1, elder generation add nano material in water and isopropanol, and supersound process limit, limit is stirred to obtain nano material suspension；
S2, adding a part of oligomer, a period of time is stirred on supersound process limit, limit；
S3, add auxiliary agent and a part of thickening agent；
S4, it is slowly added dropwise light trigger again；
S5, it is eventually adding remaining oligomer, adds remaining thickening agent mix homogeneously, prepare high barrier ultraviolet curing varnish.
Specifically, the present invention first adds nano material in water and isopropanol (can carry out in emulsifying agent), and supersound process limit, (under the conditions of 5-85 DEG C) limit is stirred a period of time (such as 1 ~ 2 hour), obtained nano material suspension；Then in described nano material suspension, add a part of aqueous oligomer, be that a period of time is stirred on supersound process limit, limit equally；Add auxiliary agent and (be such as sequentially added into defoamer, levelling agent, dispersant, adhesion promoter) and a part of thickening agent, (under high velocity agitation) it is slowly added dropwise light trigger, it is eventually adding remaining oligomer, add remaining thickening agent adjustment system viscosity again, prepare high barrier ultraviolet curing varnish, prepared high barrier ultraviolet curing varnish is passed through ultraviolet light polymerization.
The high barrier ultraviolet curing varnish that the present invention prepares, glossiness is good, and the relatively conventional ultraviolet curing varnish of oxygen permeability have dropped 80.74%, CO2Permeability decrease 79.7%, water penetration rate have dropped 30.5%, be particularly suitable for the packaging of food, medicine and the cosmetics etc. high to barrier requirement.
Embodiment 1
According to the mass fraction, 0.1 part of graphene oxide is added in 2 parts of water and 5 parts of isopropanols, it is stirred on 5 DEG C of condition following supersound process limits obtain nano material suspension (stirring 2 hours), it is subsequently adding 20 parts of (water solublity) urethane acrylates, ultrasonic agitation a period of time, sequentially add TEGO Glide 100 levelling agent 0.2 part, TEGO Foamex 810 aqueous defoamer 1.0 parts, TEGO Dispers
760W wetting dispersing agent 0.2 part, TEGO
Wet 270 substrate wetting agents 0.2 part, E-808 aqueous adhesive force accelerator 1.3 parts (BAAs) and 1 part of polyurethane associative thickener, under agitation it is slowly added dropwise 0.6 part of 819DW and 0.4 part of aryl alkyl ketone compound (both at light trigger), it is subsequently adding the urethane acrylate of 67 parts, add 1 part of polyurethane associative thickener adjustment system viscosity again, enter in mulser, at room temperature, regulation mulser rotating speed is 8000 rpms, emulsifying 30 minutes, prepares (aqueous) high barrier ultraviolet curing varnish.
Embodiment 2
According to the mass fraction, 0.2 part of graphene oxide is added in 5 parts of water and 8 parts of isopropanols, it is stirred on 15 DEG C of condition following supersound process limits obtain nano material suspension (stirring 1.8 hours), it is subsequently adding 20 parts of (water solublity) urethane acrylates, ultrasonic agitation a period of time, sequentially add 1.2 parts of TEGO
Foamex 810 aqueous defoamer, 0.3 part of TEGO
Glide 100 levelling agent, 0.3 part of TEGO
Dispers 760W wetting dispersing agent, 0.4 part of TEGO
Wet 270 substrate wetting agents, 1.8 parts of E-808 aqueous adhesive force accelerator and 1 part of polyurethane associative thickener, it is slowly added dropwise 1.2 parts of 819DW and 0.8 part of aryl alkyl ketone compound under high velocity agitation, it is subsequently adding the urethane acrylate of 58.8 parts, add 1 part of polyurethane associative thickener adjustment system viscosity again, entering in mulser, at room temperature, regulation mulser rotating speed is 8000 rpms, emulsifying 30 minutes, prepares (aqueous) high barrier ultraviolet curing varnish.
Embodiment 3
According to the mass fraction, 1.5 parts of graphene oxides are added in 10 parts of water and 12 parts of isopropanols, it is stirred on 35 DEG C of condition following supersound process limits obtain nano material suspension (stirring 1.5 hours), it is subsequently adding 20 parts of (water solublity) urethane acrylates, ultrasonic agitation a period of time, sequentially add 1.4 parts of TEGO
Foamex 810 aqueous defoamer, 0.3 part of TEGO
Glide 100 levelling agent, 0.4 part of TEGO
Dispers 760W wetting dispersing agent, 0.4 part of TEGO
Wet 270 substrate wetting agents, 2.9 parts of E-808 aqueous adhesive force accelerator and 2 parts of polyurethane associative thickeners, under agitation it is slowly added dropwise 1.5 parts of 819DW and 1 part of aryl alkyl ketone compound, it is subsequently adding the urethane acrylate of 45.6 parts, add 1 part of polyurethane associative thickener adjustment system viscosity again, entering in mulser, at room temperature, regulation mulser rotating speed is 8000 rpms, emulsifying 30 minutes, prepares (aqueous) high barrier ultraviolet curing varnish.
Embodiment 4
According to the mass fraction, 2.5 parts of graphene oxides are added in 15 parts of water and 12 parts of isopropanols, it is stirred on 65 DEG C of condition following supersound process limits obtain nano material suspension (stirring 1.2 hours), it is subsequently adding 20 parts of (water solublity) urethane acrylates, ultrasonic agitation a period of time, sequentially add 1.6 parts of TEGO
Foamex 810 aqueous defoamer, 0.4 part of TEGO
Glide 100 levelling agent, 0.5 part of TEGO
Dispers 760W wetting dispersing agent, 0.4 part of TEGO
Wet 270 substrate wetting agents, 2.9 parts of E-808 aqueous adhesive force accelerator and 2 parts of polyurethane associative thickeners, under agitation it is slowly added dropwise 1.8 parts of 819DW and 1.2 parts of aryl alkyl ketone compounds, it is subsequently adding the urethane acrylate of 37.7 parts, add 2 parts of polyurethane associative thickeners adjustment system viscosities again, entering in mulser, at room temperature, regulation mulser rotating speed is 8000 rpms, emulsifying 30 minutes, prepares (aqueous) high barrier ultraviolet curing varnish.
Embodiment 5
According to the mass fraction, 5 parts of graphene oxides are added in 15 parts of water and 15 parts of isopropanols, it is stirred on 85 DEG C of condition following supersound process limits obtain nano material suspension (stirring 1 hour), it is subsequently adding 20 parts of (water solublity) urethane acrylates, ultrasonic agitation a period of time, sequentially add 2 parts of TEGO
Foamex 810 aqueous defoamer, 0.4 part of TEGO
Glide 100 levelling agent, 0.5 part of TEGO
Dispers 760W wetting dispersing agent, 0.5 part of TEGO
Wet 270 substrate wetting agents, 2 parts of E-808 aqueous adhesive force accelerator and 2 parts of polyurethane associative thickeners, under agitation it is slowly added dropwise 2 parts of 819DW and 1.5 parts of aryl alkyl ketone compounds, it is subsequently adding the urethane acrylate of 30.1 parts, add 4 parts of polyurethane associative thickeners adjustment system viscosities again, entering in mulser, at room temperature, regulation mulser rotating speed is 8000 rpms, emulsifying 30 minutes, prepares (aqueous) high barrier ultraviolet curing varnish.
Embodiment 6
According to the mass fraction, the graphene oxide of corresponding number (respectively 0 part, 0.1 part, 0.2 part, 0.5 part, 1 part, 1.5 parts) is added in 10 parts of water and 8 parts of isopropanols, it is stirred on 45 DEG C of condition following supersound process limits obtain nano material suspension (stirring 1.5 hours), it is subsequently adding 20 parts of (water solublity) urethane acrylates, ultrasonic agitation a period of time, sequentially add TEGO
Glide 100 levelling agent 0.3 part, TEGO
Foamex 810 aqueous defoamer 1.0 parts, TEGO
Dispers 760W wetting dispersing agent 0.3 part, TEGO
Wet 270 substrate wetting agents 0.4 part, 2.5 parts and 1 part polyurethane associative thickener of E-808 aqueous adhesive force accelerator, under agitation it is slowly added dropwise 1.0 parts of 819DW and 0.5 part of aryl alkyl ketone compound, it is subsequently adding the urethane acrylate of residue number, add 1 part of polyurethane associative thickener adjustment system viscosity again, entering in mulser, at room temperature, regulation mulser rotating speed is 8000 rpms, emulsifying 30 minutes, prepares (aqueous) high barrier ultraviolet curing varnish.Such as when graphene oxide number is 0 part, then the urethane acrylate remaining number is 54 parts；When graphene oxide number is 0.1 part, then the urethane acrylate remaining number is 53.9 parts；When graphene oxide number is 0.2 part, then the urethane acrylate remaining number is 53.8 parts, the like.
Table one is different graphene oxide additions in embodiment 6, in the case of other conditions are constant, the oxygen permeability coefficient of the high barrier ultraviolet curing varnish obtained.
Table one
Along with GO(i.e. graphene oxide) increase of content, the oxygen permeability coefficient of detected materials is gradually reduced.The oxygen permeability coefficient of the ultraviolet curing varnish being not added with graphene oxide is 5.30 × 10-15 cm3cm/(cm2S Pa), when GO content is 0.1wt%, have decreased to 2.95 × 10-15
cm3cm/(cm2S Pa), when GO content is 0.2wt%, have decreased to 2.01 × 10-15 cm3cm/(cm2S Pa), when GO content is 0.5wt%, have decreased to 1.02 × 10-15
cm3cm/(cm2S Pa), as shown in Figure 1, owing to the nano-lamellar structure 10 of GO causes the permeation pathway of oxygen 20 to change, define the permeation pathway of bending, therefore, after GO adds, oxygen permeability has had and has been greatly lowered, when GO content brings up to 0.5wt%, oxygen permeability coefficient drops to 1.02 × 10-15
cm3cm/(cm2S Pa), reduce 80.74% than the oxygen permeability coefficient of the ultraviolet curing varnish being not added with graphene oxide.
Table two is different graphene oxide additions in embodiment 6, in the case of other conditions are constant, the CO of the high barrier ultraviolet curing varnish obtained2
Infiltration coefficient.
Table two
The carbon dioxide permeability coefficient of the ultraviolet curing varnish being not added with graphene oxide is 3.493 × 10-14 cm3cm/(cm2•s•Pa)；When GO content is 0.1wt%, carbon dioxide permeability coefficient have decreased to 3.421 × 10-14
cm3cm/(cm2•s•Pa)；When GO content is 0.2wt%, carbon dioxide permeability coefficient have decreased to 3.082 × 10-14 cm3cm/(cm2•s•Pa)；When GO content is 0.5wt%, carbon dioxide permeability coefficient have decreased to 2.325 × 10-14
cm3cm/(cm2•s•Pa) ；When GO content is 1wt%, CO2Infiltration coefficient have decreased to 1.512 × 10-14
cm3cm/(cm2•s•Pa)；When the content of GO is 1.5wt%, CO2 infiltration coefficient have decreased to 0.708 × 10-14
cm3cm/(cm2S Pa), now CO2Infiltration coefficient have dropped 79.7%.When graphene oxide increases, similar with the schematic diagram of Fig. 1, gas molecule must walk around these nano-lamellar structures along " zigzag path " just can penetrate all of GO sealing coat, and at this moment " zigzag path " effect just becomes more and more obvious, so the barrier property of coating presents and is obviously improved.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, all these modifications and variations all should belong to the protection domain of claims of the present invention.
Claims (10)
1. a high barrier ultraviolet curing varnish, it is characterized in that, according to the mass fraction, including following components: the oligomer of 45-80 part, the nano material of 0.1-5 part, the light trigger of 1-3.5 part, the thickening agent of 2-6 part, the auxiliary agent of 2-8 part, the isopropanol of 5-15 part and the water of 2-15 part.
High barrier ultraviolet curing varnish the most according to claim 1, it is characterized in that, described oligomer is selected from epoxy acrylate, urethane acrylate, polyester acrylate, polyether acrylate, amine modification acrylate and the mixture of one or more of acrylic resin.
High barrier ultraviolet curing varnish the most according to claim 1, it is characterized in that, described nano material is selected from Graphene, graphene oxide, functionalization graphene, functional graphene oxide, rectorite, nano imvite, organic modification montmonrillonite, nanometer vermiculite, nano kaoline, nanometer serpentine, nanometer potasium titanate, CNT and the mixture of one or more of carbon nano-particle.
High barrier ultraviolet curing varnish the most according to claim 1, it is characterised in that described light trigger is made up of two kinds of light triggers of 819DW and aryl alkyl ketone compound.
High barrier ultraviolet curing varnish the most according to claim 1, it is characterised in that described thickening agent is polyurethane associative thickener.
High barrier ultraviolet curing varnish the most according to claim 1, it is characterized in that, according to the mass fraction, described auxiliary agent includes levelling agent 0.2-0.4 part, defoamer 1.0-2.0 part, dispersant 0.2-0.5 part, wetting agent 0.2-0.5 part, curing accelerator 0.3-0.5 part and adhesion promoter 1.0-3.5 part.
High barrier ultraviolet curing varnish the most according to claim 6, it is characterised in that described adhesion promoter is chlorinated polypropylene.
8. the preparation method of a high barrier ultraviolet curing varnish as claimed in claim 1, it is characterised in that include step:
A, elder generation add nano material in water and isopropanol, and supersound process limit, limit is stirred to obtain nano material suspension；
B, adding a part of oligomer, a period of time is stirred on supersound process limit, limit；
C, add auxiliary agent and a part of thickening agent；
D, it is slowly added dropwise light trigger again；
E, it is eventually adding remaining oligomer, adds remaining thickening agent mix homogeneously, prepare high barrier ultraviolet curing varnish.
Preparation method the most according to claim 8, it is characterised in that in described step D, drips light trigger under agitation.
Preparation method the most according to claim 8, it is characterised in that in described step A, carries out ultrasonic and stirring under the temperature conditions of 5-85 DEG C.
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| CN108772930A (en) * | 2018-04-21 | 2018-11-09 | 阜南县大自然工艺品有限公司 | A kind of wicker products of absorbable ultraviolet radioactive |
| CN110105865A (en) * | 2019-05-30 | 2019-08-09 | 江苏美乔科技有限公司 | A kind of environment protection damp-proof UV oil polish and preparation method thereof |
| CN116640348A (en) * | 2023-05-06 | 2023-08-25 | 乐凯华光印刷科技有限公司 | High-barrier film and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108772930A (en) * | 2018-04-21 | 2018-11-09 | 阜南县大自然工艺品有限公司 | A kind of wicker products of absorbable ultraviolet radioactive |
| CN110105865A (en) * | 2019-05-30 | 2019-08-09 | 江苏美乔科技有限公司 | A kind of environment protection damp-proof UV oil polish and preparation method thereof |
| CN116640348A (en) * | 2023-05-06 | 2023-08-25 | 乐凯华光印刷科技有限公司 | High-barrier film and preparation method thereof |
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