CN109535992A - A kind of high abrasion bloom UV coating and preparation method thereof for automobile interior decoration optical component PC substrate - Google Patents
A kind of high abrasion bloom UV coating and preparation method thereof for automobile interior decoration optical component PC substrate Download PDFInfo
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- CN109535992A CN109535992A CN201710613569.9A CN201710613569A CN109535992A CN 109535992 A CN109535992 A CN 109535992A CN 201710613569 A CN201710613569 A CN 201710613569A CN 109535992 A CN109535992 A CN 109535992A
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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
-
- 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
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- 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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—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
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Abstract
The invention discloses a kind of high abrasion bloom UV coating for automobile interior decoration optical component PC substrate, raw material including following parts by weight: 35-55 parts of polyurethane acrylic resin A, 10-20 parts of polyurethane acrylic resin B, 1,5-15 parts of 6- hexanediyl ester, 5-10 parts of antiwear assistant, 1-3 parts of levelling agent, 1-2 parts of ultraviolet absorbing agent, 2-5 parts of photoinitiator, 10-20 parts of solvent, 40-60 parts of diluent, wherein, the degree of functionality of polyurethane acrylic resin A and polyurethane acrylic resin B are respectively 6~8,3.5~4.The coating can be directly painted on the surface PC, other than meeting the conventional paints performance such as chemical-resistant and weatherability required for automobile interior decoration, also meet translucency required for optical component, biggest advantage also resides in the requirement for meeting high-wear resistance, and wear-resisting property has passed through GMW14444-2014 (ASTM D-1044) test.
Description
Technical field
The invention belongs to automobile interior decoration technical field of coatings, are related to a kind of height for automobile interior decoration optical component PC substrate
Wear-resisting bloom UV coating and preparation method thereof, in particular to one kind can be directly painted on PC (polycarbonate) surface, make its table
Face reaches the solvent type UV coating of high-wear resistance.
Background technique
With the development trend of vehicle intellectualized interconnection networking, more and more automotive interiors are mounted with integrated navigation etc.
The multimedia touching screen terminal of multifunction, and the external screen of multimedia touching screen terminal mostly uses PC material, because it has height
The advantages that transparency and impact resistance, but PC material has poor Scratch Resistance and wear resistence simultaneously, and therefore, it is necessary to research and develop one
Kind not only has high light transmittance, but also has protective coating of the coating of high anti-scratch wear resistence as external screen.
However, both the wear-resisting property of existing coating and light transmittance can not often get both, i.e., existing coating reaches wearability
The requirement of energy, is but unable to satisfy preferable light transmittance;Meet preferable light transmittance with existing coating, is but unable to reach wear-resisting property
Requirement.
Summary of the invention
The first object of the present invention is to provide a kind of high abrasion bloom UV painting for automobile interior decoration optical component PC substrate
Material, the coating can be directly painted on the surface PC, normal in addition to meeting chemical-resistant and weatherability required for automobile interior decoration etc.
Outside rule paint performance, also meet translucency required for optical component, biggest advantage, which also resides in, meets high-wear resistance
It is required that wear-resisting property has passed through GMW14444-2014, test method is ASTM D-1044 performance test standard.
The second object of the present invention is to provide a kind of above-mentioned high abrasion bloom for automobile interior decoration optical component PC substrate
The preparation method of UV coating, coating obtained can be directly painted on the surface PC, in addition to meeting resistance toization required for automobile interior decoration
It learns outside the conventional paints performance such as moral character and weatherability, also meets translucency required for optical component, biggest advantage also resides in
The requirement of high-wear resistance is met, wear-resisting property has passed through GMW14444-2014, and method is ASTM D-1044 performance test
Standard.
Technical scheme is as follows:
A kind of high abrasion bloom UV coating for automobile interior decoration optical component PC substrate, by the original including following parts by weight
Material is made:
Wherein, the degree of functionality of the polyurethane acrylic resin A is 6~8;The polyurethane acroleic acid
The degree of functionality of resin B is 3.5~4.
Preferably, the antiwear assistant is polytetrafluoroethylwax wax, nanometer grade silica or nanoscale aluminum oxide
One or more of.
Preferably, the levelling agent is organosilicon levelling agent, polyacrylate flow agent or fluorin modified crylic acid levelling
One or more of agent.
Preferably, the organosilicon levelling agent is BYK333;The polyacrylate flow agent is
TegoFlow370;The fluorin modified crylic acid levelling agent is BASF FL3777N.
Preferably, the ultraviolet absorbing agent is one of Tinuvin400, Tinuvin152 or Tinuvin123
Or it is several.
Preferably, the photoinitiator is alpha-alcohol ketone photoinitiator.
Preferably, the alpha-alcohol ketone photoinitiator is BASF Irgacure184.
Preferably, the solvent is ethyl acetate, butyl acetate, hexone, 2-Butoxyethyl acetate
Or one or more of ethyl lactate.
Preferably, the diluent is butyl acetate/hexone/ethyl lactate mixed solvent, heavy
Amount is than being 5:3:2.
The invention also discloses a kind of above-mentioned high abrasion bloom UV coating for automobile interior decoration optical component PC substrate
Preparation method, comprising the following steps:
(1) take each raw material described in claim 1, be protected from light and temperature be 15-30 DEG C at, by polyurethane propylene
Acid resin A, polyurethane acrylic resin B, 1,6- hexanediyl ester and appropriate solvent are uniformly mixed, under then stirring again
Antiwear assistant, levelling agent and ultraviolet absorbing agent is added, mixes to after carrying out showering with transparent glass, surface has no that dispersion is equal
Even particulate matter, obtains mixed liquor;
(2) photoinitiator is dissolved in residual solvent, then is mixed with mixed liquor made from step (1), and pass through homogeneous
Dispersion machine homogenizes, and after filtering, is eventually adding diluent, adjustment viscosity obtains high abrasion bloom UV coating.
Compared with prior art, beneficial effects of the present invention are as follows:
High abrasion bloom UV coating for automobile interior decoration optical component PC substrate of the invention is applied to for automobile interiors
Optical component, can reach transparent and high finish surface, not only can satisfy automobile interior decoration coating requirement, but also meet optical component surfaces
High abrasion characteristic.
Detailed description of the invention
The GMW14444-2014,4.4.6 test result schematic diagram that Fig. 1 is the 1st group of embodiment 2;
The GMW14444-2014,4.4.6 test result schematic diagram that Fig. 2 is the 2nd group of embodiment 2;
The GMW14444-2014,4.4.6 test result schematic diagram that Fig. 3 is the 3rd group of embodiment 2.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate this hair
It is bright, rather than limit the scope of protection of the present invention.What those skilled in the art made according to the present invention in practical applications changes
Into and adjustment, still fall within protection scope of the present invention.
Each raw material used in following embodiment is marketable material unless otherwise noted, wherein each raw material can participate in the election of purchase
It buys, the trade name BASF Laromer UA9047 of polyurethane acrylic resin A, the trade name of polyurethane acrylic resin B
Allnex EB4680。
The high abrasion bloom UV coating that automobile interior decoration optical component PC substrate is used for made from following embodiment is sprayed at
After the optical component external screen as made from PC material, correlated performance test, including the experiment of appearance, adhesive force, cracking resistance resistant to high temperatures are carried out
Etc. basic performances test and wearability test, wherein basic performance test tested by GMW16877-2013, wearability
Test is tested by ASTM D1044 (GM14444-2014).
Embodiment 1
The present embodiment 1 has investigated the dosage of polyurethane acrylic resin A and polyurethane acrylic resin B to high abrasion bloom
The influence of UV coating property, wherein have chosen the project that those skilled in the art usually detect coating property first, i.e., appearance,
Adhesive force and anti-90 DEG C of high temperature cracking experiment are to evaluate;Secondly, being tested again through GMW16877-2013.
The high abrasion bloom UV coating for automobile interior decoration optical component PC substrate of the present embodiment 1, by including following heavy
The raw material for measuring part is made: 10 parts of 1,6 hexanediol diacrylate (HDDA), 5 parts of antiwear assistant (Tivida AS1010), levelling
1 part of agent (BYK333), 1 part of ultraviolet absorbing agent (Tinuvin400), 3 parts of photoinitiator (Irgacure184), butyl acetate
7.5 parts, 4.5 parts of methyl iso-butyl ketone (MIBK) and 3 parts of ethyl lactate of mixed solvent, wherein polyurethane acrylic resin a
(LaromerUA9047) and the dosage of polyurethane acrylic resin b (EB4680) is shown in Table one, and diluent is butyl acetate 20
Part, 12 parts of methyl iso-butyl ketone (MIBK) and 8 parts of ethyl lactate of mixed solvent, dosage can be adjusted according to working viscosity.
Preparation method of the embodiment for the high abrasion bloom UV coating of automobile interior decoration optical component PC substrate, it is main to wrap
Include following steps:
(1) take each raw material described in claim 1, be protected from light and temperature be 15-30 DEG C at, by polyurethane propylene
Acid resin A, polyurethane acrylic resin B, 1,6- hexanediyl ester and the mixing of appropriate solvent, stir about 15-30 minutes,
After mixing, antiwear assistant, levelling agent and ultraviolet absorbing agent are added under then stirring, stir about 30-60 minutes, is mixed to use
After transparent glass carries out showering, surface has no finely dispersed particulate matter, obtains mixed liquor;
(2) photoinitiator is dissolved in residual solvent, then is stirred with mixed liquor made from step (1), stir 15-
30 minutes, and homogenize by homogenous disperse machine, the candle type filter element pressure filtration for being 1 micron through partial size after mixing is eventually adding
Diluent after partial size is 1 micron of candle type filter element pressure filtration, adjustment can spray viscosity and obtain high abrasion bloom UV coating.
By obtained high abrasion bloom UV paint spraying after the optical component external screen as made from PC material, correlated performance is carried out
Test, including the experiment of appearance, adhesive force, cracking resistance resistant to high temperatures and GMW16877-2013.The coating process are as follows: use 0.8-1.3mm
The air gun or rotating cup spray gun of bore are sprayed on PC substrate, wherein 15-20 μm of film thickness, preheat 5-10min (50-60
DEG C), ultraviolet light solidifies (energy 800-1000mj/cm2)。
Table one
Keeping the total solid content of polyurethane acrylic resin A and polyurethane acrylic resin B constant and polyurethane propylene
On the basis of acid resin A and polyurethane acrylic resin B is 100% solid content resin, change polyurethane acrylic resin A and
The ratio of polyurethane acrylic resin B.From table one it is found that polyurethane acrylic resin A provides the extraordinary transparency and bloom
Damp degree, plays a major role to appearance, and polyurethane acrylic resin B provides extraordinary adhesive force and high-temperature resistant property, by matching
The adjustment of ratio, finally obtains: the optimum addition of polyurethane acrylic resin A is 45 parts, and polyurethane acrylic resin B's is best
Additive amount is 15 parts, has not only reached extraordinary appearance, but also can guarantee preferable adhesive force and high temperature resistant crack resistance.
In addition, carrying out GMW16877-2013 test again, including following test, test result are as shown in Table 2.
Solidify test: using the butanone mixed solvent of 92% ethyl alcohol+8%, being surveyed using the standard of Test Fabric company
After examination gauze dips solvent, apply the power of 500g, carry out reciprocal wiping 10 back and forth, amplifies microscopic observation painted surface in 10X
Staining grade AATCC >=4 grade in no apparent ruckbildung and test gauze.
Tape adhesion: being drawn on coating with cutter and intersect grid line, is spaced 1mm, and each direction draws 6 lines and is deep to base
The line of material is tightly fitted in coating using 898 adhesive tape of 3M and draws lattice surface, then takes adhesive tape off rapidly by 60 ° of angles, and observation applies
Layer surface draws lattice region, and whether there is or not films to fall off
Suncream and insecticide test: the region of one piece of about 2cm*2cm is chosen in coating surface, by U.S. waterbaby
Brand, SPF are uniformly applied for the aqueous suntan lotion of SPF50 and are touched in region surface, are put into baking oven 80 ± 1 DEG C, storage 1 is small
Shi Hou, takes out test board, and whether observation surface painting layer the bad result such as has bulge, fall off, change colour.Use Erichsen ox
Pause pen, and 1mm hemisphere draws head, 8N weight bearing, and scratch coating surface checks that surface of the paint film is not scraped the phenomenon that being penetrated into substrate.
The DEET solution of 1 microlitre of drop of concentration > 20% is distinguished in position at coating surface 3, is put into 80 ± 1 in baking oven
DEG C, after storage 1 hour, test board is taken out, whether observation surface painting layer the bad result such as has bulge, fall off, change colour.It uses
Erichsen newton pen, 1mm bulb, 8N weight bearing, scratch coating surface, it is desirable that surface of the paint film, which is not scraped, is penetrated into showing for substrate
As.
Detergent test: suitable detergent dropper is instiled in sample surfaces, is kept for 1 minute, uses white gauze
Wipe back and forth for 10 times with suitable pressure.Gauze uses the dedicated gauze of test of Test Fabric company.Face on calico
Color transfer levels and specimen surface color change grade are required to AATCC >=4 grade.Detergent has following specification: Sonax board glass
Water, Sonax board interior trim detergent, Fantastik409 detergent, Sonax board stain cleaning agent, Armor board detergent, Armor
Board protects detergent, alkali glass detergent.
Fastness to rubbing test: enterprising in template with dedicated wiper using the CrockMeter wear resistant instrument of Atlas company
It rubs back and forth for row 10 times, observes shifting in wiper without apparent color, the color change grade AATCC after template friction >=
4 grades
Wear resistance: template is placed in Taber5151 equipment, and using CS-10 grinding head, 500 grams of load is micro- to every 25
The coating of rice film thickness applies 1000 circle wear-resisting tests.It is qualification that final judge sample surface coating, which is not worn through to ground,.
Scoring resistance: using 318 newton pen of Erichsen, and 1mm hemisphere draws head, loads 13N, scratch coating surface, it is desirable that
Surface of the paint film is not scraped the phenomenon that being penetrated into substrate.This test is tested under two conditions, the first is sample reception state,
Second is under the conditions of 90 ± 1 DEG C, after storage 168 hours.
90 DEG C of high temperature storage+tape adhesions: it under the conditions of template is placed in 90 ± 1 DEG C, stores 168 hours, checks surface
Without cracking, the bad phenomenons such as colour fading.Tape adhesion test request is not less than 2 grades.
Colour fastness to rubbing+moisture-proof+tape adhesion: using the Ci4000 light shine color fastness chamber of Atlas company,
Using SAE J2527 standard, energy 1240.8Kj/m2, sample is stored.Evaluated for appearance is carried out to template after storage,
Surface without blistering, cracking etc. bad phenomenons, grade >=4 grade color evaluation AATCC, value of chromatism dE*≤3, dL*, da*, db*≤2,
Gloss variation is no more than 20%.Then sample is placed in 40 DEG C, in the test box of 100%RH, the moisture resistance carried out 168 hours is surveyed
Examination checks that sample surfaces without bad phenomenons such as blistering, softenings, then carry out the test of standard tape adhesion, it is desirable that >=2 after test
Grade.
Heavy natural sunning: using GMW3417 standard, and sample is placed in the dedicated heavy natural sunning field of Arizona, USA, carries out total
Meter energy is more than the test of 105,000TNR Lanleys.After being completed, evaluated for appearance is carried out, surface is without blistering, cracking etc.
Bad phenomenon, color change require to be more than or equal to 6 grades (i.e. without obviously color change, with reference to grade >=4 grade AATCC.)
Table two
Embodiment 2
The present embodiment 2 has investigated influence of the dosage of different antiwear assistants to high abrasion bloom UV coating property, specifically,
The high abrasion bloom UV coating for automobile interior decoration optical component PC substrate of the present embodiment 1, by the original including following parts by weight
Expect that 45 parts of polyurethane acrylic resin A (LaromerUA9047), 15 parts of polyurethane acrylic resin B (EB4680), 1,6- is made
10 parts of hexanediyl ester (HDDA), 1 part of levelling agent (BYK333), 1 part of ultraviolet absorbing agent (Tinuvin400), light draw
It sends out 3 parts of agent (Irgacure184), 7.5 parts of butyl acetate, 4.5 parts of hexone and 3 parts of ethyl lactate of mixed solvent
It is 20 parts of butyl acetate, 12 parts of hexone and 8 parts of ethyl lactate of mixed solvent with diluent, wherein wear-resisting to help
The dosage of agent is shown in Table three.
Preparation method of the embodiment for the high abrasion bloom UV coating of automobile interior decoration optical component PC substrate, with implementation
Example 1;The method of automobile interior decoration optical component PC substrate is sprayed at also with embodiment 1.
By obtained high abrasion bloom UV paint spraying after the optical component external screen as made from PC material, correlated performance is carried out
Test, including abrasion test, wherein abrasion test is surveyed by GMW14444-2014 4.4.6, ASTM D1044 test
Method for testing is specifically shown in Table three, and test result is shown in Table four.
Table three
According to 1044 standard of ASTM D, test method are as follows: 5151 equipment of Taber is used, CS-10 grinding head is loaded,
Using 500g load, 100 circle of operation is compared the turbidity value of test front and back.Before turbidity value after test is for test
Turbidity value change rate is required less than 3%.
Table four
Group | 1 | 2 | 3 |
Antiwear assistant/number | 0 | 5 | 10 |
Turbidity changes (%) | 17% | 2% | 2% |
Paint film appearance | Transparent bloom | Transparent bloom | Transparent bloom |
The total amount of polyurethane acrylic resin is fixed in every group, the additional amount of every group of antiwear assistant is as shown in Table 4, spraying
And after UV solidification, room temperature stands 72h (23 ± 2 DEG C), tests according to GM14444-2014 (ASTM D1044), requirement of experiment turbidity
Change rate≤3% is qualification.The GMW14444-2014,4.4.6 test result schematic diagram that Fig. 1 is the 1st group;Fig. 2 is the 2nd group
GMW14444-2014,4.4.6 test result schematic diagram;The GMW14444-2014,4.4.6 test result that Fig. 3 is the 3rd group is illustrated
Figure, wherein Fig. 2 and Fig. 3 effect is best, meets the requirement of turbidity variation≤3%, and from table four it is found that finally drawing a conclusion
The optimum addition of antiwear assistant is 5 parts.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (10)
1. a kind of high abrasion bloom UV coating for automobile interior decoration optical component PC substrate, which is characterized in that by including following
The raw material of parts by weight is made:
Wherein, the degree of functionality of the polyurethane acrylic resin A is 6~8;The function of the polyurethane acrylic resin B
Degree is 3.5~4.
2. the high abrasion bloom UV coating according to claim 1 for automobile interior decoration optical component PC substrate, feature
Be, the antiwear assistant be one of polytetrafluoroethylwax wax, nanometer grade silica or nanoscale aluminum oxide or
It is several.
3. the high abrasion bloom UV coating according to claim 1 for automobile interior decoration optical component PC substrate, feature
It is, the levelling agent is one in organosilicon levelling agent, polyacrylate flow agent or fluorin modified crylic acid ester levelling agent
Kind is several.
4. the high abrasion bloom UV coating according to claim 3 for automobile interior decoration optical component PC substrate, feature
It is, the organosilicon levelling agent is BYK333;The polyacrylate flow agent is TegoFlow370;The fluorine
Acrylate flatting agent modified is BASF FL3777N.
5. the high abrasion bloom UV coating according to claim 1 for automobile interior decoration optical component PC substrate, feature
It is, the ultraviolet absorbing agent is one or more of Tinuvin400, Tinuvin152 or Tinuvin123.
6. the high abrasion bloom UV coating according to claim 1 for automobile interior decoration optical component PC substrate, feature
It is, the photoinitiator is alpha-alcohol ketone photoinitiator.
7. the high abrasion bloom UV coating according to claim 6 for automobile interior decoration optical component PC substrate, feature
It is, the alpha-alcohol ketone photoinitiator is BASF Irgacure184.
8. the high abrasion bloom UV coating according to claim 1 for automobile interior decoration optical component PC substrate, feature
It is, the solvent is ethyl acetate, butyl acetate, hexone, 2-Butoxyethyl acetate or ethyl lactate
One or more of.
9. the high abrasion bloom UV coating according to claim 1 for automobile interior decoration optical component PC substrate, feature
Be, the diluent be butyl acetate/hexone/ethyl lactate mixed solvent, weight ratio 5:3:
2。
10. a kind of high abrasion bloom UV coating for automobile interior decoration optical component PC substrate as described in claim 1~9
Preparation method, which comprises the following steps:
(1) take each raw material described in claim 1, be protected from light and temperature be 15-30 DEG C at, by polyurethane acroleic acid tree
Rouge A, polyurethane acrylic resin B, 1,6- hexanediyl ester and appropriate solvent are uniformly mixed, and are added under then stirring
Antiwear assistant, levelling agent and ultraviolet absorbing agent are mixed to after carrying out showering with transparent glass, and surface has no finely dispersed
Particulate matter obtains mixed liquor;
(2) photoinitiator is dissolved in residual solvent, then is mixed with mixed liquor made from step (1), and pass through homogenous disperse
Machine homogenizes, and after filtering, is eventually adding diluent, adjustment viscosity obtains high abrasion bloom UV coating.
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Cited By (2)
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CN114196184A (en) * | 2021-11-15 | 2022-03-18 | 吉安创德精密电子有限公司 | Toughened polycarbonate material or product and preparation method thereof |
CN114806393A (en) * | 2022-05-27 | 2022-07-29 | 湖南宏泰新材料有限公司 | One-coating color-adding high-gloss UV (ultraviolet) curing coating for automotive interior and preparation method thereof |
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CN114196184A (en) * | 2021-11-15 | 2022-03-18 | 吉安创德精密电子有限公司 | Toughened polycarbonate material or product and preparation method thereof |
CN114806393A (en) * | 2022-05-27 | 2022-07-29 | 湖南宏泰新材料有限公司 | One-coating color-adding high-gloss UV (ultraviolet) curing coating for automotive interior and preparation method thereof |
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