CN106675365A - Environmental-friendly type UV (Ultraviolet) double-curing glossy black paint and preparation method thereof - Google Patents
Environmental-friendly type UV (Ultraviolet) double-curing glossy black paint and preparation method thereof Download PDFInfo
- Publication number
- CN106675365A CN106675365A CN201611191282.3A CN201611191282A CN106675365A CN 106675365 A CN106675365 A CN 106675365A CN 201611191282 A CN201611191282 A CN 201611191282A CN 106675365 A CN106675365 A CN 106675365A
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- Prior art keywords
- double
- pitch
- dark
- friendly type
- environment
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Classifications
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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
-
- 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
- C09D7/20—Diluents or solvents
-
- 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
Abstract
The invention relates to environmental-friendly type UV (Ultraviolet) double-curing glossy black paint and a preparation method thereof. The preparation method comprises the step of adding preparing main paint, wherein the main paint is prepared in the following way: adding the following materials in percentage by weight: 50-60% of double-curing resin, 5-10% of crylic acid resin, 0.5-1.5% of a photoinitiator, 0.2-0.8% of a leveling agent, 0.5-1.5% of a dispersing agent, 0.5-3.5% of black slurry and 30-40% of a solvent in sequence, stirring at a slow speed, and stirring for 30 minutes at a high speed of 2000-2500rpm, thus obtaining the environmental-friendly type UV double-curing glossy black paint. Compared with the prior art, the paint is capable of greatly enriching the types that automobile trims are coated with UV photocuring coatings, the selectivity of a workpiece can be greatly improved, the properties of the automatic trims can be improved, the environment pollution can be reduced as the product has relatively low VOC (Volatile Organic Compounds) emission, and the cost can be lowered.
Description
Technical field
The present invention relates to paint field, and in particular to a kind of double solidification bloom of environment-friendly type UV is pitch-dark and preparation method thereof.
Background technology
Ultraviolet light polymerization (UV) coating such as has curing rate fast, environmental friendliness, economizes on resources at the benefit, in industry and one
A little high-tech sectors are widely used.But, ultraviolet light polymerization there is also this some defect, such as certain automobile workpiece knot
Structure is complicated, and in solidification, curing depth can be restricted, dash area solidification may not exclusively the problems such as, cause to have workpiece
Larger selectivity.These defects significantly limit the range of application of UV-curing technology.
The content of the invention
The purpose of the present invention be exactly the defect in order to overcome above-mentioned prior art to exist and provide a kind of consolidation zone comprehensively,
The double solidification blooms of uniform environment-friendly type UV of curing depth are pitch-dark and preparation method thereof.
The purpose of the present invention can be achieved through the following technical solutions：A kind of double solidification blooms of environment-friendly type UV are pitch-dark, institute
The pitch-dark component including following weight portion of bloom stated：
Described double cured resin is selected from commercially available BASFLR 9000.The present invention adopts BASFThe type solidified resins of LR 9000 have-NCO group and-UV live simultaneously as main base in the molecule of the resin
Property group, wherein-UV active groups can fast setting under the action of uv light；- NCO group is low containing-OH with system
Polymers is reacted, and heat cure is carried out under the irradiation of ultraviolet light, it is achieved that the pitch-dark double solidifications of bloom, overcome existing
UV coating in solidification, curing depth is uneven, solidify incomplete shortcoming, be particularly suitable for the painting of automobile surface of the work
Cover.
The one kind of described acrylic resin in commercially available Changxing EM265DPHA or EM264DPHA.From the propylene
Resin, can effectively lift draw property, chemical resistance, resistance to water and the wearability of coating.
Described light trigger is selected from commercially available BASF184 orIn 1173 one
Kind.Both light triggers have the following properties that there is good dissolubility to oligomer and reactive diluent, and initiating activity is very
Height, good heat stability and color inhibition so that coating has good surface drying performance, i.e. surface cure fast, the color and luster to coating
Impact it is little, that is, be difficult xanthochromia, coating endurance is good.
The one kind of described levelling agent in commercially available BYK-306 or BYK-333.
The one kind of described dispersant in the commercially available Efka-4401 or Efka-4301, using the dispersant, can be with
Each component in system is good to mix, and plays good peptizaiton.
TC- black color paste of the described black slurry selected from multifarious Chemical Company.
Ethyl acetate and n-butyl acetate of the described mixed solvent selected from hundred river chemical industry.
A kind of pitch-dark preparation method of the double solidification blooms of environment-friendly type UV, comprises the following steps：Successively by double solidifications
Resin, acrylic resin, light trigger, levelling agent, dispersant, black slurry and solvent press (50~60)：(5~10)：(0.5~
1.5)：(0.2~0.8)：(0.5~1.5)：(0.5~3.5)：The mass ratio addition stirred tank of (30~40), first low rate mixing,
Quickly stir again, obtain final product the double solidification blooms of the UV pitch-dark.
Described low rate mixing speed be 500~800rpm, 4~6min of the time from after the start to finish that feeds intake, preferably
5min；
The stir speed (S.S.) of the quick stirring is 2000~2500rpm, and mixing time is 20~40min.
Compared with prior art, beneficial effects of the present invention are embodied in following several respects：
(1) good multipath curing mechanism：Generally for the stereo automobile gadget at dark angle more than some complexity, common UV
Coating is difficult to accomplish completion of cure that the experimental formula in the present invention is that it has good photocuring, thermosetting through experimental verification
Change performance, solidification ratio is high, and effect is good；
(2) it is environment resistant good：The double curing mechanism of UV photo-thermal, energy-conserving and environment-protective, solidification rate are fast, low cost.
Specific embodiment
Embodiments of the invention are elaborated below, the present embodiment is carried out under premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following enforcements
Example.
Embodiment 1
A kind of pitch-dark preparation method of the double solidification blooms of environment-friendly type UV, the method is comprised the following steps that：
(1) preparation of component：
(2) it is sequentially added into by above-mentioned part by weight, with 500~800rpm speed low rate mixing until the knot that feeds intake when feeding intake
5min after beam, then with rotating speed high-speed stirred 30min of 2000~2500rpm, is obtained the pitch-dark mian paint of the double solidification blooms of UV, then
Again with BASF BASF Basonat HI 190B/S or De Shimo allN3390BA/SN, mixed diluent
EAC (50%)+BAC (50%) mixes by a certain percentage, first carries out heat cure (70~80 DEG C/30min), then carries out UV-curing
Change (600~800mj/cm2), 3~5 minutes cross UV machines.
The double UV curing pitch-dark results of property such as following tables of the present embodiment bloom
Embodiment 2
(2) preparation of component：
(3) add while stirring in order by above-mentioned part by weight, it is straight with 500~800rpm speed low rate mixings before feeding intake
5min after terminating to feeding intake, then with rotating speed high-speed stirred 30min of 2000~2500rpm, is obtained the double solidification blooms of UV pitch-dark
Mian paint, then again with BASF BASF Basonat HI 190B/S or De Shimo allN3390BA/SN、
Mixed diluent EAC (50%)+BAC (50%) mixes by a certain percentage, first carries out heat cure (70~80 DEG C/30min), then enters
Row ultraviolet light polymerization (600~800mj/cm2), 3~5 minutes cross UV machines.
The double UV curing pitch-dark results of property such as following tables of the present embodiment bloom
Can be drawn with 2 by embodiment 1, in dosage allowed band, the amount Taber frictions tool resistance to film of light trigger
There is certain impact, but can generally meet testing standard.
Example 3
(3) preparation of component：
(4) add while stirring in order by above-mentioned part by weight, it is straight with 500~800rpm speed low rate mixings before feeding intake
5min after terminating to feeding intake, then with rotating speed high-speed stirred 30min of 2000~2500rpm, is obtained the double solidification blooms of UV pitch-dark
Mian paint, then again with BASF BASF Basonat HI 190B/S or De Shimo allN3390BA/SN、
Mixed diluent EAC (50%)+BAC (50%) mixes by a certain percentage, first carries out heat cure (70~80 DEG C/30min), then enters
Row ultraviolet light polymerization (600~800mj/cm2), 3~5 minutes cross UV machines.
The double UV curing pitch-dark results of property such as following tables of the present embodiment bloom
Embodiment 4
A kind of pitch-dark preparation method of the double solidification blooms of environment-friendly type UV, the method is comprised the following steps that：
The preparation of (a) component：
B () is added while stirring in order by above-mentioned part by weight, straight with 500~800rpm speed low rate mixings before feeding intake
5min after terminating to feeding intake, then with rotating speed high-speed stirred 30min of 2000~2500rpm, is obtained the double solidification blooms of UV pitch-dark
Mian paint, then again with BASF BASF Basonat HI 190B/S or De Shimo allN3390BA/SN、
Mixed diluent EAC (50%)+BAC (50%) mixes by a certain percentage, first carries out heat cure (70~80 DEG C/30min), then enters
Row ultraviolet light polymerization (600~800mj/cm2), 3~5 minutes cross UV machines.
The double UV curing pitch-dark results of property such as following tables of the present embodiment bloom
Can be drawn by embodiment 1,3,4, as long as light-initiated dosage is fixed, levelling agent, dispersant and dosage are being permitted
The change of the species of the change of scope class, and light trigger perhaps affects little to film performance, and the change of mill base ratio is also such.
Example 5
A kind of pitch-dark preparation method of the double solidification blooms of environment-friendly type UV, the method is comprised the following steps that：
The preparation of (a) component：
B () is added while stirring in order by above-mentioned part by weight, straight with 500~800rpm speed low rate mixings before feeding intake
5min after terminating to feeding intake, then with rotating speed high-speed stirred 30min of 2000~2500rpm, is obtained the double solidification blooms of UV pitch-dark
Mian paint, then again with BASF BASF Basonat HI 190B/S or De Shimo allN3390BA/SN、
Mixed diluent EAC (50%)+BAC (50%) mixes by a certain percentage, first carries out heat cure (70~80 DEG C/30min), then enters
Row ultraviolet light polymerization (600~800mj/cm2), 3~5 minutes cross UV machines.
The double UV curing pitch-dark results of property such as following tables of the present embodiment bloom
Can be drawn by above-mentioned 5 experimental result datas, the double solidification blooms of environment-friendly type UV are pitch-dark, in Different Weight percentage
Black slurry, in the case of dispersant, the levelling agent of variety classes and dosage, the outward appearance of paint film, adhesive force, pencil hardness and
Resistance to Taber, artificial perspiration resistance's liquid do not change mostly, and the change of amount of initiator has a best property in the range of 0.5~1.5
The dosage that can be worth.
Embodiment 6
A kind of double solidification blooms of environment-friendly type UV are pitch-dark, and its composition is as shown in the table：
The pitch-dark preparation of the double solidification blooms of above-mentioned environment-friendly type UV, through the following steps that complete：Double solidifications are set successively
Fat, acrylic resin, light trigger, levelling agent, dispersant, black slurry and solvent addition stirred tank, first low rate mixing, then quickly
Stirring, obtains final product the double solidification blooms of the UV pitch-dark.
The stir speed (S.S.) of low rate mixing is 500rpm, and mixing time is 6min；
The stir speed (S.S.) of quick stirring is 2500rpm, and mixing time is 20min.
Embodiment 7
A kind of double solidification blooms of environment-friendly type UV are pitch-dark, and its composition is as shown in the table：
The pitch-dark preparation of the double solidification blooms of above-mentioned environment-friendly type UV, through the following steps that complete：Double solidifications are set successively
Fat, acrylic resin, light trigger, levelling agent, dispersant, black slurry and solvent addition stirred tank, first low rate mixing, then quickly
Stirring, obtains final product the double solidification blooms of the UV pitch-dark.
The stir speed (S.S.) of low rate mixing is 800rpm, and mixing time is 4min；
The stir speed (S.S.) of quick stirring is 2000rpm, and mixing time is 40min.
Claims (10)
1. a kind of double solidification blooms of environment-friendly type UV are pitch-dark, it is characterised in that the pitch-dark group including following weight portion of described bloom
Point：
2. a kind of double solidification blooms of environment-friendly type UV according to claim 1 are pitch-dark, it is characterised in that described double solidification trees
Fat is selected from commercially available BASFLR 9000。
3. a kind of double solidification blooms of environment-friendly type UV according to claim 1 are pitch-dark, it is characterised in that described acrylic acid tree
The one kind of fat in commercially available Changxing EM265DPHA or EM264DPHA.
4. a kind of double solidification blooms of environment-friendly type UV according to claim 1 are pitch-dark, it is characterised in that described light trigger
Selected from commercially available BASF184 orOne or two in 1173.
5. a kind of double solidification blooms of environment-friendly type UV according to claim 1 are pitch-dark, it is characterised in that described levelling agent choosing
One kind from commercially available BYK-306 or BYK-333.
6. a kind of double solidification blooms of environment-friendly type UV according to claim 1 are pitch-dark, it is characterised in that described dispersant choosing
One kind from commercially available Efka-4401 or Efka-4301.
7. a kind of double solidification bloom of environment-friendly type UV according to claim 1 is pitch-dark, it is characterised in that described black slurry is
The TC- black color pastes of multifarious Chemical Company.
8. a kind of double solidification blooms of environment-friendly type UV according to claim 1 are pitch-dark, it is characterised in that described mixed solvent
For ethyl acetate, the n-butyl acetate of hundred river chemical industry.
9. a kind of environment-friendly type UV as described in claim 1~8 is arbitrary is double solidifies the pitch-dark preparation method of bloom, it is characterised in that
Comprise the following steps：Successively by double cured resin, acrylic resin, light trigger, levelling agent, dispersant, black slurry and solvent
By (50~60)：(5~10)：(0.5~1.5)：(0.2~0.8)：(0.5~1.5)：(0.5~3.5)：The quality of (30~40)
Than adding stirred tank, first low rate mixing, then quickly stir, obtain final product the double solidification blooms of the UV pitch-dark.
10. a kind of environment-friendly type UV according to claim 9 is double solidifies the pitch-dark preparation method of bloom, it is characterised in that institute
The stir speed (S.S.) for stating low rate mixing is 500~800rpm, and mixing time is 4~6min；
The stir speed (S.S.) of the quick stirring is 2000~2500rpm, and mixing time is 20~40min.
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| CN201611191282.3A CN106675365A (en) | 2016-12-21 | 2016-12-21 | Environmental-friendly type UV (Ultraviolet) double-curing glossy black paint and preparation method thereof |
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| CN201611191282.3A CN106675365A (en) | 2016-12-21 | 2016-12-21 | Environmental-friendly type UV (Ultraviolet) double-curing glossy black paint and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110660340A (en) * | 2019-09-29 | 2020-01-07 | 上海子元汽车零部件有限公司 | Automobile electronic gear shift indicating panel with light-transmitting dark surface and manufacturing method thereof |
| CN110885626A (en) * | 2019-12-13 | 2020-03-17 | 东风汽车集团有限公司 | Scratch-resistant fingerprint-resistant high-gloss piano black paint and preparation method and application thereof |
| CN113817402A (en) * | 2021-07-27 | 2021-12-21 | 广东希贵光固化材料有限公司 | Dual-curing highlight black automobile interior coating and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110660340A (en) * | 2019-09-29 | 2020-01-07 | 上海子元汽车零部件有限公司 | Automobile electronic gear shift indicating panel with light-transmitting dark surface and manufacturing method thereof |
| CN110885626A (en) * | 2019-12-13 | 2020-03-17 | 东风汽车集团有限公司 | Scratch-resistant fingerprint-resistant high-gloss piano black paint and preparation method and application thereof |
| CN113817402A (en) * | 2021-07-27 | 2021-12-21 | 广东希贵光固化材料有限公司 | Dual-curing highlight black automobile interior coating and preparation method thereof |
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