CN106908885B - A kind of anti-absorption coating reflectance coating - Google Patents
A kind of anti-absorption coating reflectance coating Download PDFInfo
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- CN106908885B CN106908885B CN201710165679.3A CN201710165679A CN106908885B CN 106908885 B CN106908885 B CN 106908885B CN 201710165679 A CN201710165679 A CN 201710165679A CN 106908885 B CN106908885 B CN 106908885B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
- G02B5/0825—Multilayer mirrors, i.e. having two or more reflecting layers the reflecting layers comprising dielectric materials only
- G02B5/0841—Multilayer mirrors, i.e. having two or more reflecting layers the reflecting layers comprising dielectric materials only comprising organic materials, e.g. polymers
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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
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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
- C09D7/65—Additives macromolecular
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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 present invention relates to optical thin film, in particular to a kind of anti-absorption is coated with reflectance coating.In order to solve existing reflectance coating when being coated with anti-absorbent coating, the easily settled problem of big partial size flexibility particle in coating fluid, the present invention provides a kind of anti-absorption and is coated with reflectance coating.The reflectance coating includes reflection basement membrane, it reflects at least one surface of basement membrane and is coated with coating layer, the coating layer includes coated particle and solidified glue, the average grain diameter of the coated particle is 7-12 μm, the coated particle accounts for the 3-10% of coating layer weight, the solidified glue accounts for the 90-97% of coating layer weight, and the coated particle is bonded in the surface of reflection basement membrane by solidified glue；The solidified glue is made of the solidified glue of two kinds of unlike materials.For the reflectance coating when being coated with anti-absorbent coating, the coated particle in coating fluid is not easily settled, also, coated particle dosage is less, the production cost relative reduction of reflectance coating.
Description
Technical field
The present invention relates to optical thin film, in particular to a kind of anti-absorption is coated with reflectance coating.
Background technique
Well known, liquid crystal display includes backlight module, and reflectance coating is applied in backlight module, to reduce backlight light leakage,
Increase back light system luminous efficiency.However current expansion type BOPET reflectance coating, it can go out when being used in large scale backlight module
Existing: absorption light guide plate abrades printing net-point, and reflectance coating has wave to stick up bad phenomenons such as (waving) at close to sources, these feelings
Condition greatly affected using effect of the reflectance coating in backlight module.It is badly in need of domestic high-end coating reflectance coating product replacement at present
With the foreign vendor that toray, Supreme Being artificially represent, home products obvious weak tendency in performance and occupation rate of market, and
As the production capacity of FPD industry increases substantially, will also increase substantially for the demand of the raw material such as reflectance coating.
Currently, the major way for improving assembling absorption shadow is to be coated with big partial size flexibility particle, system on the surface of reflectance coating
Separation layer is made, achievees the purpose that anti-absorption；However conventional coated particle mode generally requires to be coated with larger amount of particle, simultaneously
The partial size of particle needs larger, just can effectively prevent the generation of absorption shadow, this mode not only high expensive, while by
It is bigger than normal in particle diameter, cause particle in coating fluid to be easy sedimentation, causes the open defect in coating process；
Patent publication No is that the Chinese patent application of 103064139A (publication date: on April 24th, 2013) discloses one kind
Anti scuffing optical reflectance coating and preparation method thereof, core technology are by being coated with flexible particle and non-flexible in reflection film surface
Particle, while flexible particle is adjusted using big partial size, non-flexible particle meets the anti-top of anti scuffing simultaneously by the way of small particle
White purpose, however this mode needs the partial size of flexible particle larger, the big particle of the flexibility in coating process in masking liquid is easy
Sedimentation causes the situation of film surface exception；Publication No. is the Chinese patent Shen of 105109166A (publication date is on December 2nd, 2015)
Anti- absorption application type reflection polyester film of one kind and preparation method thereof please be disclose, core technology is in reflection film surface
Coated particle achievees the effect that the anti-top of anti-absorption is white, and this mode needs to be coated with the particle of greater particle size, just can achieve preferably
Anti- adsorption effect, not only coating cost is higher for this mode, while big partial size is difficult to avoid that particle precipitation causes in masking liquid
Coating defect.
Summary of the invention
In order to solve existing reflectance coating when being coated with anti-absorbent coating, the big partial size flexibility particle in coating fluid is easily settled
Problem, the present invention provide a kind of anti-absorption coating reflectance coating.Coating of the reflectance coating when being coated with anti-absorbent coating, in coating fluid
Particle is not easily settled, also, coated particle dosage is less, and the production cost relative reduction of reflectance coating further solves existing
The defect of the high expensive of reflectance coating.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical solutions:
The present invention provides a kind of anti-absorption coating reflectance coating, and the reflectance coating includes reflection basement membrane, reflects basement membrane at least
Coating layer is coated on one surface, the coating layer includes coated particle and solidified glue, the average grain of the coated particle
Diameter is 7-12 μm, and the coated particle accounts for the 3-10% of coating layer weight, and the solidified glue accounts for the 90- of coating layer weight
97%, the coated particle is bonded in the surface of reflection basement membrane by solidified glue；The solidified glue is by two kinds of unlike materials
Solidified glue composition.
In general, being coated with coating layer on a surface of reflectance coating.Reflectance coating can also be coated on both surfaces
Coating layer.
By selecting the solidified glue of two kinds of materials, and cooperate the coated particle of the suitable material of selection, makes coated particle
There is preferable compatibility in a kind of wherein solidified glue, compatibility is poor in another solidified glue；It is being applied with reaching
After cloth during coating dry solidification, particle is solid by adjusting two kinds to the preferable solidified glue region high-speed mobile of compatibility
The ratio of tensol makes most small particles form bulky grain reunion in the preferable glue zone of compatibility, in compatibility to reach
The less distribution mode of poor solidified glue region particle distribution.
Further, the coated particle is flexible particle.
Further, the coating layer has anti-adsorption function.
Further, in the anti-absorption coating reflectance coating, the coated particle is selected from polymethyl methacrylate
(PMMA), Vinalac 5920 (PBMA), polyethylene terephthalate (PET), polybutylene terephthalate
One of ester (PBT), polyethylene naphthalate (PEN), polypropylene (PP), polyethylene (PE) or polyamide (PA).
Further, in the anti-absorption coating reflectance coating, the solidified glue is selected from acrylic resin glue, gathers
At least two combination in urethane resin glue and polyester resin glue.
Further, in the anti-absorption coating reflectance coating, the solidified glue is acrylic resin glue and gathers
The weight ratio of the combination of urethane resin glue, the acrylic resin glue and polyurethane resin glue is 1:3-5.
Further, in the reflectance coating, when the average grain diameter of the coated particle is 7 μm, the solidified glue is
The combination of acrylic resin glue and polyurethane resin glue, the weight of the acrylic resin glue and polyurethane resin glue
Ratio is 1:5.Preceding solution includes embodiment 1.
Further, in the reflectance coating, when the average grain diameter of the coated particle is 7 μm, the solidified glue is
The combination of acrylic resin glue and polyester resin glue, the weight ratio of the acrylic resin glue and polyester resin glue
For 5:1.Preceding solution includes embodiment 5.
Further, in the anti-absorption coating reflectance coating, the solidified glue is acrylic resin glue and gathers
The weight ratio of the combination of ester resin glue, the acrylic resin glue and polyester resin glue is 3-5:1.
Further, in the anti-absorption coating reflectance coating, the average grain diameter of the coated particle is 10-12 μm,
The coated particle accounts for the 5-10% of coating layer weight.Preceding solution includes embodiment 3-4,7-8,9,11.
Further, in the anti-absorption coating reflectance coating, the coated particle is selected from polymethyl methacrylate
(PMMA), one of polyethylene terephthalate (PET).
Further, in the anti-absorption coating reflectance coating, the solidified glue is acrylic resin glue and gathers
The weight ratio of the combination of urethane resin glue, the acrylic resin glue and polyurethane resin glue is 1:4-5.Aforementioned skill
Art scheme includes embodiment 3-4,9,11.
Further, in the anti-absorption coating reflectance coating, the solidified glue is acrylic resin glue and gathers
The weight ratio of the combination of ester resin glue, the acrylic resin glue and polyester resin glue is 4-5:1.Aforementioned techniques side
Case includes embodiment 7-8.
Further, the diameter for the bulky grain that the coated particle agglomerates into is 100-170 μm.Further, described
The diameter for the bulky grain that coated particle agglomerates into is 108-170 μm.
The present invention also provides a kind of anti-absorption coating layer, coating of the coating layer in reflectance coating of the present invention
Layer.The coating layer includes coated particle and solidified glue, and the average grain diameter of the coated particle is 7-12 μm, the coating grain
Son accounts for the 3-10% of coating layer weight, and the solidified glue accounts for the 90-97% of coating layer weight.Anti- absorption provided by the invention applies
Layer of cloth has preferable anti-adsorptivity.Moreover, during the preparation process, the coated particle in coating fluid is not easily settled, in coating fluid
Coated particle content it is lower, cost is relatively low.
The present invention also provides a kind of preparation methods of anti-absorption coating reflectance coating, and the method includes the following steps:
During the preparation process, the coated particle and solidified glue of coating layer are first configured to coating fluid, coating fluid is coated with
It is dry on the surface of reflectance coating, obtain the anti-absorption coating reflectance coating.
Further, in the preparation method of the anti-absorption coating reflectance coating, by coated particle, solidified glue, organic
Solvent disperses disk rotating speed 1000r/min, mixing time 30min with being mixed in fluid cylinder, after coating fluid passed through into anilox roll
It is coated on reflection film surface, and dries surface by 100 DEG C of baking ovens, coating is made to harden to form coating layer, it is anti-that the coating is made
Penetrate film.
Further, the coating thickness is 10-20 μm.Further, the thickness of the coating layer refers to that coating layer is dry
The thickness of film.Further, the thickness of coating layer is the thickness for the film that the solidified glue in coating layer is formed.
Compared with prior art, small particle grain can be used in coating reflectance coating prepared by this mode provided by the present invention
Son agglomerates into bulky grain particle, since small particles are to agglomerate into bulky grain particle, masking liquid in coating drying course
In big particle is not present, be in this way to avoid particle precipitation in masking liquid, also can achieve the mesh for being coated with big particle
's；Simultaneously because big particle is to be formed by small particle particle aggregation, therefore coated particle dosage is less, cost is relatively low.
Compared with existing reflectance coating, anti-absorption coating reflectance coating provided by the invention has preferable anti-adsorptivity and higher
Reflectivity.Moreover, during the preparation process, the coated particle in coating fluid is not easily settled, the coated particle content in coating fluid
Lower, cost is relatively low.Anti- absorption coating reflectance coating provided by the invention is applied to backlight module, is mounted on the lower section of light guide plate
(or rear).The preparation method of anti-absorption coating reflectance coating provided by the invention is simple, easily operated.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of anti-absorption coating reflectance coating provided by the invention；
Fig. 2 is the structure of backlight module after anti-absorption coating reflectance coating provided by the invention is assembled in backlight module
Schematic diagram.
Specific embodiment
Technical solution provided by the invention is further illustrated with embodiment with reference to the accompanying drawings of the specification.
As shown in Figure 1, the present invention provides a kind of anti-absorption coating reflectance coating, the reflectance coating includes reflection basement membrane 2, reflection
Coating layer 3 is coated at least one surface of basement membrane 2, the coating layer 3 includes coated particle 1 and solidified glue, the painting
The average grain diameter of cloth particle is 7-12 μm, and the coated particle accounts for the 3-10% of coating layer weight, and the solidified glue accounts for coating
The 90-97% of layer weight, the coated particle are bonded in the surface of reflection basement membrane by solidified glue；The solidified glue is by two
The solidified glue composition of kind unlike material.
As shown in Fig. 2, anti-absorption coating reflectance coating 5 provided by the invention is for being installed on light guide plate 4 in backlight module
Lower section, the side of light guide plate are provided with LED light source 6.
Anti- absorption test: reflectance coating sanction sample is assembled into 18.5 cun of backlights (side entering type), observes whether backlight has after lighting
Speck.There is speck to indicate that the anti-adsorptivity of reflectance coating is poor, no speck indicates that the anti-adsorptivity of reflectance coating is outstanding, exists after assembling
Local white point indicates that the anti-adsorptivity of reflectance coating is general.Zero indicates that the anti-adsorptivity of reflectance coating is outstanding；△ indicates the anti-of reflectance coating
Adsorptivity is general；× indicate that the anti-adsorptivity of reflector plate is poor.
Bulky grain diameter: it is observed and measured by optical microscopy.
Reflectivity: according to GB/T3979-2008 standard, using ColorQuest XE spectrophotometric color measurement instrument, (Hunterlab is public
Department's system), under D65 light conditions, by its reflectivity of d/8 ° of structured testing of integrating sphere, reflectivity data is that 400-700nm is every
Every the weighted average of the reflectivity of the light wave of 10nm wavelength, weight corresponds to the energy distribution curve of D65 light source.
Reflection basement membrane used in the reflectance coating that embodiment 1-11 is provided with comparative example 1-11 is identical, reflects the material of basement membrane
For PET, reflect basement membrane with a thickness of 300 microns.
Embodiment 1
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 7 μm, solidified glue third
Olefin(e) acid resin glue and polyurethane resin glue, ratio 1:5, the content of coated particle are 5%, 10 μm of coating layer thickness.Gained
Reflectance coating correlated performance is shown in Table 1.
Embodiment 2
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 10 μm, solidified glue third
The content of olefin(e) acid resin glue and polyurethane resin glue, ratio 1:3, solidified glue is 95%, and the content of coated particle is
5%, 20 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Embodiment 3
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 10 μm, solidified glue third
The content of olefin(e) acid resin glue and polyurethane resin glue, ratio 1:4, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Embodiment 4
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 10 μm, solidified glue third
The content of olefin(e) acid resin glue and polyurethane resin glue, ratio 1:5, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Embodiment 5
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 7 μm, and solidified glue is propylene
Acid resin glue and polyester resin glue, ratio 5:1, the content of solidified glue are 95%, and the content of coated particle is 5%,
15 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Embodiment 6
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 10 μm, solidified glue third
The content of olefin(e) acid resin glue and polyester resin glue, ratio 3:1, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Embodiment 7
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 10 μm, solidified glue third
The content of olefin(e) acid resin glue and polyester resin glue, ratio 4:1, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Embodiment 8
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 10 μm, solidified glue third
The content of olefin(e) acid resin glue and polyester resin glue, ratio 5:1, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Embodiment 9
The anti-absorption provided such as embodiment 9 is coated with reflectance coating, wherein and the average grain diameter of the coated particle is 12 μm, Gu
The content of tensol is 94%, and the content of coated particle is 6%.
Embodiment 10
The anti-absorption provided such as embodiment 8 is coated with reflectance coating, wherein the content of solidified glue is 97%, the coating grain
The content of son is 3%.
Embodiment 11
The anti-absorption provided such as embodiment 8 is coated with reflectance coating, wherein the content of solidified glue is 90%, the coating grain
The content of son is 10%.
Comparative example 1
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of coated particle is 2 μm；It is described two
Solidified glue is respectively acrylic resin glue and polyurethane resin glue, acrylic resin glue and polyurethane resin glue
Weight ratio is 1:3, and the content of coated particle is 5%, 10 μm of the thickness of coating layer.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 2
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 2 μm, solidified glue third
The content of olefin(e) acid resin glue and polyurethane resin glue, ratio 1:4, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 3
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 2 μm, solidified glue third
The content of olefin(e) acid resin glue and polyurethane resin glue, ratio 1:5, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 4
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 7 μm, solidified glue third
The content of olefin(e) acid resin glue and polyurethane resin glue, ratio 1:3, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 5
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PMMA particle, and the average grain diameter of particle is 7 μm, solidified glue third
The content of olefin(e) acid resin glue and polyurethane resin glue, ratio 1:4, solidified glue is 95%, and the content of coated particle is
5%, 10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 6
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 2 μm, and solidified glue is propylene
Acid resin glue and polyester resin glue, ratio 3:1, the content of solidified glue are 95%, and the content of coated particle is 5%,
10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 7
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 2 μm, and solidified glue is propylene
Acid resin glue and polyester resin glue, ratio 4:1, the content of solidified glue are 95%, and the content of coated particle is 5%,
10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 8
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 2 μm, and solidified glue is propylene
Acid resin glue and polyester resin glue, ratio 5:1, the content of solidified glue are 95%, and the content of coated particle is 5%,
10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 9
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 7 μm, and solidified glue is propylene
Acid resin glue and polyester resin glue, ratio 3:1, the content of solidified glue are 95%, and the content of coated particle is 5%,
10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 10
Anti- absorption provided by the invention is coated with reflectance coating, and in the surface applied coating solution of reflection basement membrane, coating fluid includes applying
Cloth particle and two kinds of solidified glues, the coated particle are PET particle, and the average grain diameter of particle is 7 μm, and solidified glue is propylene
Acid resin glue and polyester resin glue, ratio 4:1, the content of solidified glue are 95%, and the content of coated particle is 5%,
10 μm of coating layer thickness.Gained reflectance coating correlated performance is shown in Table 1.
Comparative example 11
The anti-absorption provided such as embodiment 8 is coated with reflectance coating, wherein the average grain diameter of the coated particle is 8 μm, solidification
The content of glue is 96%, and the content of coated particle is 4%.
Comparative example 12
The product of Japanese Di Ren company, product type are UXQT225.
The performance for the reflectance coating that 1 embodiment of table and comparative example provide
As seen from the data in Table 1, the partial size of the bulky grain agglomerated into is more than 108 μm or more and has outstanding anti-adsorptivity
Can, outstanding anti-adsorption can be realized at 10 μm or so for the partial size of small particles, and cost has a clear superiority.
By the test result of above-described embodiment and comparative example, it can be concluded that, anti-absorption coating reflectance coating provided by the invention has
There are preferable anti-adsorptivity and higher reflectivity.Wherein, the anti-absorption coating reflectance coating tool that embodiment 3-4,7-9,11 provide
There are better anti-adsorptivity and higher reflectivity, comprehensive performance more preferable.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.It is all
The equivalent changes and modifications that content is done according to the present invention are encompassed by the scope of the patents of the invention.
Claims (3)
1. a kind of anti-absorption is coated with reflectance coating, which is characterized in that the reflectance coating includes reflection basement membrane, reflects at least the one of basement membrane
Coating layer is coated on a surface, the coating layer includes coated particle and solidified glue, the average grain diameter of the coated particle
It is 10-12 μm, the coated particle accounts for the 5-10% of coating layer weight, and the coated particle is bonded in reflection by solidified glue
The surface of basement membrane；
The solidified glue is made of the solidified glue of two kinds of unlike materials；
The solidified glue is the combination of acrylic resin glue and polyurethane resin glue, the acrylic resin glue and poly-
The weight ratio of urethane resin glue is 1:4-5, and the coated particle is PMMA particle；
Alternatively, the solidified glue is the combination of acrylic resin glue and polyester resin glue, the acrylic resin glue
Weight ratio with polyester resin glue is 4-5:1, and the coated particle is PET particle.
2. a kind of anti-absorption coating layer, which is characterized in that coating of the coating layer in reflectance coating described in claim 1
Layer.
3. a kind of preparation method of absorption coating reflectance coating anti-according to claim 1, the method includes the following steps:
During the preparation process, the coated particle and solidified glue of coating layer are first configured to coating fluid, coating fluid is coated on instead
It penetrates on the surface of film, it is dry, obtain the anti-absorption coating reflectance coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710165679.3A CN106908885B (en) | 2017-03-20 | 2017-03-20 | A kind of anti-absorption coating reflectance coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710165679.3A CN106908885B (en) | 2017-03-20 | 2017-03-20 | A kind of anti-absorption coating reflectance coating |
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| Publication Number | Publication Date |
|---|---|
| CN106908885A CN106908885A (en) | 2017-06-30 |
| CN106908885B true CN106908885B (en) | 2019-10-25 |
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| CN201710165679.3A Active CN106908885B (en) | 2017-03-20 | 2017-03-20 | A kind of anti-absorption coating reflectance coating |
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| CN108710168B (en) * | 2018-05-22 | 2023-08-22 | 广州市虹烨光电有限公司 | Preparation method of coating type reflecting film |
| CN111239875A (en) * | 2018-11-29 | 2020-06-05 | 宁波长阳科技股份有限公司 | Composite reflecting plate |
| CN110499118A (en) * | 2019-07-30 | 2019-11-26 | 云谷（固安）科技有限公司 | Screen protecting film and its manufacturing method, electronic equipment |
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| CN104608446A (en) * | 2015-01-16 | 2015-05-13 | 宁波长阳科技有限公司 | White reflective polyester film and preparation method thereof |
| CN105109166A (en) * | 2015-09-11 | 2015-12-02 | 宁波长阳科技有限公司 | Anti-adsorption coating type polyester film for reflection and preparation method thereof |
| CN106195785A (en) * | 2016-08-17 | 2016-12-07 | 宁波东旭成新材料科技有限公司 | Colour correction optical thin film |
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| CN104608446A (en) * | 2015-01-16 | 2015-05-13 | 宁波长阳科技有限公司 | White reflective polyester film and preparation method thereof |
| CN105109166A (en) * | 2015-09-11 | 2015-12-02 | 宁波长阳科技有限公司 | Anti-adsorption coating type polyester film for reflection and preparation method thereof |
| CN106195785A (en) * | 2016-08-17 | 2016-12-07 | 宁波东旭成新材料科技有限公司 | Colour correction optical thin film |
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Application publication date: 20170630 Assignee: Ningbo Changlong New Material Co.,Ltd. Assignor: NINGBO SOLARTRON TECHNOLOGY Co.,Ltd. Contract record no.: X2021330000199 Denomination of invention: Anti adsorption coating reflective film Granted publication date: 20191025 License type: Common License Record date: 20210831 |