CN104263034B - A kind of UV elasticity soft-feel coating and preparation method thereof - Google Patents
A kind of UV elasticity soft-feel coating and preparation method thereof Download PDFInfo
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- CN104263034B CN104263034B CN201410474217.6A CN201410474217A CN104263034B CN 104263034 B CN104263034 B CN 104263034B CN 201410474217 A CN201410474217 A CN 201410474217A CN 104263034 B CN104263034 B CN 104263034B
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- 239000011248 coating agent Substances 0.000 title claims abstract description 51
- 238000000576 coating method Methods 0.000 title claims abstract description 51
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 29
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 25
- 229920001220 nitrocellulos Polymers 0.000 claims abstract description 23
- 239000002270 dispersing agent Substances 0.000 claims abstract description 19
- 239000002904 solvent Substances 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 17
- 239000013530 defoamer Substances 0.000 claims abstract description 16
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 15
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 15
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 15
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 239000006185 dispersion Substances 0.000 claims description 25
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical group CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 claims description 11
- 239000012965 benzophenone Substances 0.000 claims description 11
- 239000004952 Polyamide Substances 0.000 claims description 9
- 229920002647 polyamide Polymers 0.000 claims description 9
- 229920000728 polyester Polymers 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 8
- 239000012956 1-hydroxycyclohexylphenyl-ketone Substances 0.000 claims description 7
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical compound C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 5
- 150000001412 amines Chemical class 0.000 claims description 5
- UHESRSKEBRADOO-UHFFFAOYSA-N ethyl carbamate;prop-2-enoic acid Chemical compound OC(=O)C=C.CCOC(N)=O UHESRSKEBRADOO-UHFFFAOYSA-N 0.000 claims description 5
- 238000012986 modification Methods 0.000 claims description 5
- 230000004048 modification Effects 0.000 claims description 5
- 235000012424 soybean oil Nutrition 0.000 claims description 5
- 239000003549 soybean oil Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- -1 light trigger Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 229920000742 Cotton Polymers 0.000 claims 1
- 239000000052 vinegar Substances 0.000 claims 1
- 235000021419 vinegar Nutrition 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 20
- 238000007711 solidification Methods 0.000 abstract description 9
- 230000008023 solidification Effects 0.000 abstract description 9
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 206010016322 Feeling abnormal Diseases 0.000 abstract 1
- 239000003973 paint Substances 0.000 description 6
- 239000011435 rock Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 4
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004814 polyurethane Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011527 polyurethane coating Substances 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of UV elasticity soft-feel coating and preparation method thereof, described coating is made up of following composition and percentage by weight: oligomer 15%～30%；Thermoplastic acrylic resin 3%～10%；Nitrocotton 3.5～5%；Light trigger 0.5%～2%；Solvent 50%～70%；Defoamer 0.1%～0.8%；Levelling agent 0.01%～0.08%；Anti-settling agent 1.0%～2.0%；Flatting silica 1.0%～1.3%；Polytetrafluoroethylwax wax powder 0.1%～0.5%；Dispersant 0.1%～1%.The UV elasticity soft feeling coating hardness of the present invention is high, and feel is soft, and gloss is not by solidification energy affect, and the highest to environmental requirement during construction, efficiency of construction is high.
Description
Technical field
The present invention relates to paint field, be specifically related to UV paint field.
Background technology
UV showering finish paint efficiency of construction is high, and paint film richness is high, and hardness is high, good hand touch, is widely used in floor, and furniture is coated with
Decorations.In the prior art, apply more is the UV showering finish paint of total solids part, (environment ash high to environmental requirement during construction
When dirt is more, coating surface can be fallen, affect paint film painting effect), in addition it is also necessary to heating and thermal insulation, at about 40 DEG C, can only do full envelope
Closing the sheet material of effect, in groove or the place of wood eye, monomer infiltration is entered, and the most steady bubble and bubble are difficult to eliminate；Through UV
Light irradiation, owing to irradiation distance is inconsistent, when solidification energy is inconsistent, the gloss of dull finishing coat also can differ distant.Polyurethane
(PU) showering feel is soft, naturally waits to do, but efficiency of construction is the highest during construction.
Under above-mentioned technical background, the high rigidity of comprehensive UV coating, high efficiency and polyurethane (PU) coating mildness, exploitation
Going out a kind of feel soft, hardness is high, and gloss is not by solidification energy affect, the highest to environmental requirement during construction, and efficiency of construction
High UV coating products, has preferably development and market prospect.
Summary of the invention
The technical problem to be solved is, overcomes the deficiency and defect mentioned in background above technology, it is provided that
A kind of hardness is high, and feel is soft, and gloss is not by solidification energy affect, the highest to environmental requirement during construction, the UV that efficiency of construction is high
Elastic soft-feel coating and preparation method thereof.
Technical problem solved by the invention realizes by the following technical solutions:
A kind of UV elasticity soft-feel coating, is made up of following composition and percentage by weight:
Oligomer 15%～30%；
Thermoplastic acrylic resin 3%～10%；
Nitrocotton 3.5～5%；
Light trigger 0.5%～2%；
Solvent 50%～70%；
Defoamer 0.1%～0.8%；
Levelling agent 0.01%～0.08%；
Anti-settling agent 1.0%～2.0%；
Flatting silica 1.0%～1.3%；
Polytetrafluoroethylwax wax powder 0.1%～0.5%；
Dispersant 0.1%～1%.
In above-mentioned UV elasticity soft-feel coating, it is preferred that described oligomer is modified epoxy soybean oil acrylate, polyester
Any two kinds or more of mixture in acrylate, urethane acrylate and amine modification resin.The present invention uses compounding
System, compares polyurethane showering coating hardness higher, and efficiency of construction is high.
In above-mentioned UV elasticity soft-feel coating, it is preferred that described nitrocotton is 1/2 second nitrocotton.If nitrocotton content
Higher, easily set off an explosion, and the content of nitrocotton of the present invention is the lowest, therefore the coating of the present invention is compared to other coating more
Safety.Additionally, add nitrocotton and thermoplastic acrylic resin from dry ingredients, the coating surface of showering is formed from dried layer, and
Fixing to flatting silica arrangement, make gloss by solidification energy affect, and environment is dropped the dust at coating surface can be easily
Remove, the highest to environmental requirement during construction；
Described light trigger is the one in 1-hydroxycyclohexyl phenyl ketone (184 light trigger) or benzophenone (BP)
Or two kinds of mixture.
In above-mentioned UV elasticity soft-feel coating, it is preferred that described solvent is ethyl acetate, butyl acetate, propylene glycol monomethyl ether
Any one or several mixture in acetate, secondary butyl ester.
In above-mentioned UV elasticity soft-feel coating, it is preferred that described defoamer is non-silicon type defoamer, described levelling agent is poly-
Ether polysiloxanes.
In above-mentioned UV elasticity soft-feel coating, it is preferred that described anti-settling agent is polyamide wax pulp, described flatting silica is dioxy
SiClx type flatting silica, described dispersant is polymer type dispersant.
As total technology design, the present invention also provides for the preparation method of a kind of above-mentioned UV elasticity soft-feel coating, bag
Include following steps:
(1) raw material mixing: in dispersion cylinder, by oligomer, thermoplastic acrylic resin, nitrocotton, light trigger, froth breaking
Agent, levelling agent, anti-settling agent, dispersant are mixed by proportioning, stir with the rotating speed of 400-600r/h, are uniformly dispersed；
(2) powder is added: in above-mentioned finely dispersed mixed liquor, add the flatting silica weighed by proportioning and polytetrafluoroethyl-ne
Alkene wax powder, then with the rotating speed dispersed with stirring of 1200-1400 r/h, until fineness of dispersion is less than 28um；
(3) adding solvent: solvent is added in dispersion cylinder, amount of solvent is to glue with rock field 2 cup testing and debugging coating
Degree is 10～20s to be as the criterion, and i.e. obtains elastic soft-feel coating.
In above-mentioned preparation method, it is preferred that described step (2) high speed jitter time is 15～30min.
In above-mentioned preparation method, it is preferred that described step (3) is 14 with rock field 2 cup testing and debugging dope viscosity
～17s.
The invention have the benefit that
1. the oligomer energy adjusting coating pliability that the present invention chooses, makes coating hardness the highest, and feel is the softest；
2. add nitrocotton and thermoplastic acrylic resin from dry ingredients, the coating surface of showering is formed from dried layer, and
Fixing to flatting silica arrangement, make gloss by solidification energy affect, and environment is dropped the dust at coating surface can be easily
Remove, the highest to environmental requirement during construction；
Nitrocotton content the most of the present invention is low, and less than 5%, safety coefficient is high；
4. the present invention uses compound system, compares polyurethane showering coating hardness higher, and efficiency of construction is high；
5. the present invention with the addition of polytetrafluoroethylwax wax powder, makes coating feel soft, can improve the feel of coating.
Detailed description of the invention
A kind of UV elasticity soft-feel coating, is made up of following composition and percentage by weight:
Oligomer 15%～30%；
Thermoplastic acrylic resin 3%～10%；
Nitrocotton 3.5～5%；
Light trigger 0.5%～2%；
Solvent 50%～70%；
Defoamer 0.1%～0.8%；
Levelling agent 0.01%～0.08%；
Anti-settling agent 1.0%～2.0%；
Flatting silica 1.0%～1.3%；
Polytetrafluoroethylwax wax powder 0.1%～0.5%；
Dispersant 0.1%～1%.
In above-mentioned UV elasticity soft-feel coating, wherein oligomer is urethane acrylate, modified epoxy soybean oil propylene
Any two kinds or more of mixture in acid esters, polyester acrylate and amine modification resin；Nitrocotton is 1/2 second nitrocotton；
Light trigger is one or both mixing in 1-hydroxycyclohexyl phenyl ketone (184 light trigger) or benzophenone (BP)
Thing；Solvent is any one or several mixture in ethyl acetate, butyl acetate, propylene glycol methyl ether acetate, secondary butyl ester；
Defoamer is non-silicon type defoamer, and levelling agent is polyetherpolysilicone；Anti-settling agent is polyamide wax pulp, and flatting silica is silicon dioxide
Type flatting silica；Dispersant is polymer type dispersant.
The preparation method of above-mentioned UV elasticity soft-feel coating, comprises the following steps:
(1) raw material mixing: in dispersion cylinder, by oligomer, thermoplastic acrylic resin, nitrocotton, light trigger, froth breaking
Agent, levelling agent, anti-settling agent, dispersant are mixed by proportioning, stir with the rotating speed of 400-600r/h, are uniformly dispersed；
(2) powder is added: in above-mentioned finely dispersed mixed liquor, add the flatting silica weighed by proportioning and polytetrafluoroethyl-ne
Alkene wax powder, then with the rotating speed dispersed with stirring of 1200-1400 r/h, jitter time is 15～30min, and fineness of dispersion need to be less than
28um；
(3) solvent is added: solvent is added in dispersion cylinder, is 10～20 seconds with rock field 2 cup testing and debugging dope viscosity,
Preferably 14～17 seconds.
For the ease of understanding the present invention, below in conjunction with preferred embodiment, the present invention is made more comprehensively, describes meticulously,
But protection scope of the present invention is not limited to embodiment in detail below.
Unless otherwise defined, the implication that all technical term used hereinafter is generally understood that with those skilled in the art
Identical.Technical term used herein is intended merely to describe the purpose of specific embodiment, is not intended to limit the present invention
Protection domain.
Unless otherwise specified, the various raw materials used in the present invention, reagent, instrument and equipment etc. all can pass through city
Field is commercially available or can be prepared by existing method.
Embodiment 1
The UV elasticity soft-feel coating of a kind of present invention, is made up of following composition and percentage by weight:
Oligomer: modified epoxy soybean oil acrylate 10%
Polyester acrylate 16%
Thermoplastic acrylic resin 3%；
1/2 nitrocotton 5%；
Light trigger: 1-hydroxycyclohexyl phenyl ketone (184 light trigger) 2%
Solvent: ethyl acetate 29%
Butyl acetate 30%；
Non-silicon type defoamer 0.7%；
Levelling agent: polyetherpolysilicone 0.02%；
Anti-settling agent: the cured slurry of polyamide 2.0%；
Silicon dioxide flatting silica 1.0%；
Polytetrafluoroethylwax wax powder 0.48%；
High score subclass dispersant 0.8%.
The method preparing above-mentioned UV elasticity soft-feel coating, comprises the following steps:
Take modified epoxy soybean oil acrylate 10%, polyester acrylate 16%, thermoplastic acrylic resin 3%, 1/2 second
Nitrocotton 5%, 1-hydroxycyclohexyl phenyl ketone (184 light trigger) 2%, non-silicon type defoamer 0.7%, polyetherpolysilicone
0.02%, the cured slurry of polyamide 2.0%, high score subclass dispersant 0.8%, add in dispersion cylinder, by dispersion machine with the speed of 400r/h
Dispersed with stirring；After being uniformly dispersed, then in dispersion cylinder, add silica-type flatting silica 1.0%, polytetrafluoroethylwax wax powder
0.48%, then with the speed dispersed with stirring of 1200r/h, jitter time is 15min, and fineness of dispersion is less than 28um；Again acetic acid second
Ester 29%, butyl acetate 30% adds in dispersion cylinder, is 10～20 seconds with rock field 2 cup testing and debugging dope viscosity, preferably
14～17 seconds.
The hardness of polyurethane coating is H～2H, and construction temperature is 5～35 DEG C, and when temperature is less than 15 DEG C, filming performance drops
Low, film formation time is elongated, and gloss is not by solidification energy affect；And the hardness of the UV coating of the present invention is more than 2H；Construction temperature exists
Under room temperature the most permissible, and gloss is uniform, and shaped piece also will not be affected by solidifying energy and affect gloss.
Embodiment 2
The UV elasticity soft-feel coating of a kind of present invention, is made up of following composition and percentage by weight:
Oligomer: urethane acrylate 14%
Polyester acrylate 14%
Thermoplastic acrylic resin 4.5%；
1/2 nitrocotton 5%；
Light trigger: benzophenone (BP) 0.5%；
Solvent: propylene glycol methyl ether acetate 24%
Secondary butyl ester 34%；
Non-silicon type defoamer 0.46%；
Levelling agent: polyetherpolysilicone 0.04%；
Anti-settling agent: the cured slurry of polyamide 1.5%；
Silicon dioxide flatting silica 1.3%；
Polytetrafluoroethylwax wax powder 0.3%；
High score subclass dispersant 0.4%.
The method preparing above-mentioned UV elasticity soft-feel coating, comprises the following steps:
Take urethane acrylate 14%, polyester acrylate 14%, thermoplastic acrylic resin 4.5%, 1/2 second nitrocotton
5%, benzophenone (BP) 0.5%, non-silicon type defoamer 0.46%, polyetherpolysilicone 0.04%, the cured slurry of polyamide 1.5%, high score
Subclass dispersant 0.4%, adds in dispersion cylinder, by dispersion machine with the speed dispersed with stirring of 500r/h；After being uniformly dispersed, then
In dispersion cylinder, add silica-type flatting silica 1.3%, polytetrafluoroethylwax wax powder 0.3%, then stir with the speed of 1300r/h
Dispersion, jitter time is 20min, and fineness of dispersion need to be less than 28um；Again propylene glycol methyl ether acetate 24%, secondary butyl ester 34% are added
Enter in dispersion cylinder, be 10～20 seconds with rock field 2 cup testing and debugging dope viscosity, preferably 14～17 seconds.
The hardness of polyurethane coating is H～2H, and construction temperature is 5～35 DEG C, and when temperature is less than 15 DEG C, filming performance drops
Low, film formation time is elongated, and gloss is not by solidification energy affect；And the hardness of the UV coating of the present invention is more than 2H；Construction temperature exists
Under room temperature the most permissible, and gloss is uniform, and shaped piece also will not be affected by solidifying energy and affect gloss.
Embodiment 3
The UV elasticity soft-feel coating of a kind of present invention, is made up of following composition and percentage by weight:
Oligomer: polyester acrylate 14%
Amine modification resin 8%；
Thermoplastic acrylic resin 9.6%；
1/2 nitrocotton 3.5%；
Light trigger: 1-hydroxycyclohexyl phenyl ketone (184 light trigger) 0.2%
Solvent: propylene glycol methyl ether acetate 22%
Secondary butyl ester 40%；
Non-silicon type defoamer 0.19%；
Levelling agent: polyetherpolysilicone 0.01%；
Anti-settling agent: the cured slurry of polyamide 1.0%；
Silicon dioxide flatting silica 1.0%；
Polytetrafluoroethylwax wax powder 0.1%；
High score subclass dispersant 0.1%.
The method preparing above-mentioned UV elasticity soft-feel coating, comprises the following steps:
Take polyester acrylate 14%, amine modification resin 8%, thermoplastic acrylic resin 9.6%, 1/2 second nitrocotton 3.5%,
1-hydroxycyclohexyl phenyl ketone (184 light trigger) 0.2%, benzophenone (BP) 0.3%, non-silicon type defoamer 0.19%, polyethers
Polysiloxanes 0.01%, the cured slurry of polyamide 1.0%, high score subclass dispersant 0.1%, add in dispersion cylinder, by dispersion machine with
The speed dispersed with stirring of 600r/h；After being uniformly dispersed, then in dispersion cylinder, add silica-type flatting silica 1.0 %, poly-four
Fluorothene wax powder 0.1%, then with the speed dispersed with stirring of 1400r/h, jitter time is 30min, and fineness of dispersion need to be less than
28um；Again propylene glycol methyl ether acetate 22%, secondary butyl ester 40% are added in dispersion cylinder, glue with rock field 2 cup testing and debugging coating
Degree is 10～20 seconds, preferably 14～17 seconds.
The hardness of polyurethane coating is H～2H, and construction temperature is 5～35 DEG C, and when temperature is less than 15 DEG C, filming performance drops
Low, film formation time is elongated, and gloss is not by solidification energy affect；And the hardness of the UV coating of the present invention is more than 2H；Construction temperature exists
Under room temperature the most permissible, and gloss is uniform, and shaped piece also will not be affected by solidifying energy and affect gloss.
Claims (8)
1. a UV elasticity soft-feel coating, it is characterised in that be mainly made up of following composition and percentage by weight:
Oligomer 15%～30%；
Thermoplastic acrylic resin 3%～10%；
Nitrocotton 3.5～5%；
Light trigger 0.5%～2%；
Solvent 50%～70%；
Defoamer 0.1%～0.8%；
Levelling agent 0.01%～0.08%；
Anti-settling agent 1.0%～2.0%；
Flatting silica 1.0%～1.3%；
Polytetrafluoroethylwax wax powder 0.1%～0.5%；
Dispersant 0.1%～1%；
Described oligomer is modified epoxy soybean oil acrylate, polyester acrylate, urethane acrylate and amine modification tree
In fat any two kinds.
A kind of UV elasticity soft-feel coating the most according to claim 1, it is characterised in that described nitrocotton is 1/2 second nitrification
Cotton；Described light trigger is one or both mixture in 1-hydroxycyclohexyl phenyl ketone or benzophenone.
A kind of UV elasticity soft-feel coating the most according to claim 1, it is characterised in that described solvent is ethyl acetate, vinegar
Any one or several mixture in acid butyl ester, propylene glycol methyl ether acetate, secondary butyl ester.
4. according to a kind of UV elasticity soft-feel coating described in any one in claims 1 to 3, it is characterised in that described froth breaking
Agent is non-silicon type defoamer, and described levelling agent is polyetherpolysilicone.
5. according to a kind of UV elasticity soft-feel coating described in any one in claims 1 to 3, it is characterised in that described anti-settling
Agent is polyamide wax pulp, and described flatting silica is silica-type flatting silica, and described dispersant is polymer type dispersant.
6. the preparation method of the UV elasticity soft-feel coating as described in any one in Claims 1 to 5, it is characterised in that
Comprise the following steps:
(1) raw material mixing: in dispersion cylinder, by oligomer, thermoplastic acrylic resin, nitrocotton, light trigger, defoamer,
Levelling agent, anti-settling agent, dispersant are mixed by proportioning, stir with the rotating speed of 400-600r/h, are uniformly dispersed；
(2) powder is added: in above-mentioned finely dispersed mixed liquor, add the flatting silica weighed by proportioning and polytetrafluoroethylwax wax
Powder, then with the rotating speed dispersed with stirring of 1200-1400 r/h, until fineness of dispersion is less than 28um；
(3) adding solvent: solvent is added in dispersion cylinder, amount of solvent is 10～20s to be as the criterion with testing and debugging dope viscosity,
I.e. obtain elastic soft-feel coating.
Preparation method the most according to claim 6, it is characterised in that in described step (2) jitter time be 15～
30min。
Preparation method the most according to claim 6, it is characterised in that in described step (3) testing and debugging viscosity be 14～
17s。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410474217.6A CN104263034B (en) | 2014-09-17 | 2014-09-17 | A kind of UV elasticity soft-feel coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410474217.6A CN104263034B (en) | 2014-09-17 | 2014-09-17 | A kind of UV elasticity soft-feel coating and preparation method thereof |
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| CN104263034A CN104263034A (en) | 2015-01-07 |
| CN104263034B true CN104263034B (en) | 2016-10-05 |
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|---|---|---|---|---|
| EP3601442A1 (en) | 2017-03-28 | 2020-02-05 | Arkema France | Compositions useful for forming soft touch coatings |
| CN111004570B (en) * | 2018-10-08 | 2022-01-18 | 卡秀万辉(无锡)高新材料有限公司 | Wear-resistant matte UV (ultraviolet) finish paint and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1935917B (en) * | 2005-09-23 | 2012-05-30 | 比亚迪股份有限公司 | Bottom coating composition, and its preparing method and multilayer coat |
| CN103740236A (en) * | 2013-12-27 | 2014-04-23 | 上海长润发涂料有限公司 | UV (ultraviolet)-curing open flat white finish paint |
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