CN108285703A - A kind of wide viewing angle Projection Display film and preparation method thereof - Google Patents
A kind of wide viewing angle Projection Display film and preparation method thereof Download PDFInfo
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- CN108285703A CN108285703A CN201710584007.6A CN201710584007A CN108285703A CN 108285703 A CN108285703 A CN 108285703A CN 201710584007 A CN201710584007 A CN 201710584007A CN 108285703 A CN108285703 A CN 108285703A
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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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- 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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- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
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- 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
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- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
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- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/10—Presence of inorganic materials
- C09J2400/14—Glass
- C09J2400/143—Glass in the substrate
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- C09J2423/00—Presence of polyolefin
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- C09J2427/006—Presence of halogenated polymer in the substrate
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Abstract
A kind of wide viewing angle Projection Display film, it is characterised in that：Including Projection Display layer, substrate layer, gluing oxidant layer and the separated type material layer stacked gradually；The composition of raw materials of the Projection Display layer include the resin type virgin rubber of 1 parts by weight, the optical scattering material of 0.2 1 parts by weight, the inorganic nano black pigment of 0.001 0.02 parts by weight, 0.01 1 parts by weight dispersant and 0.01 0.1 parts by weight curing agent.Wherein, the optical scattering material is made of the first particle and second of particle, and the grain size of the first particle is 1nm ~ 700nm, and the grain size of second of particle is 1 μm 20 μm, the first described particle accounts for the 30 99% of optical scattering material total weight；Second of particle is selected from melamine particle, styrene particles, organic glass particle, barium sulfate particle, sulfuric acid magnesium granules, zirconia particles, titan oxide particles.The angle of visibility of Projection Display film produced by the present invention is up to 120 degree.
Description
Technical field
The invention belongs to display technology field, more particularly to a kind of wide viewing angle Projection Display film and preparation method thereof.
Background technology
Transparence display technology currently on the market mainly has：Holographic display, TOLED (penetration organic light emitting apparatus), instead
Penetrate formula display and transparent LCD (Liquid Crystal Display, liquid crystal display).Existing for being shown using classic flat-plate
Problem has the problems such as volume is big, heat is big, and cost is high, and which has limited the applications of this technology.
Projection Display film (and can be described as Projection Display film), is current Novel projection imaging film, and itself has height
Visible light permeability, can be attached on transparent glass and use.Usually, expand containing some nanometers in these Projection Display films
Property particle, such as diamond particles, aluminium oxide particles are dissipated, when projecting apparatus is radiated on Projection Display film, particle is diffused,
So that can be imaged on Projection Display film.Projection Display film is applied in such as meeting room, home theater, exhibition, museum, section
Skill displaying, tourist attractions and the multiple fields such as interior or outdoor advertising.
The existing research to Projection Display film, main mist degree, transmitance, the brightness of image etc. for investigating film, and to imaging
Angle of visibility is not assessed.The basic principle of projection imaging is to realize imaging using the scattering of the particle in film, is scattered
Light is concentrated mainly on the front of former light, and light focuses primarily upon as within the scope of -40 ° to 40 °, this can influence the use of consumer
Experience, especially outdoors large scale in use, viewing crowd dispersion angle bigger, distribution distance is farther, and larger can
It is that market is required depending on range.Therefore, it is necessary to design a kind of wide viewing angle Projection Display film.
Invention content
The purpose of the present invention is to provide a kind of wide viewing angle Projection Display films and preparation method thereof.
In order to achieve the above objects and other related objects, technical solution provided by the invention is：A kind of wide viewing angle projection is aobvious
Show film, including Projection Display layer, substrate layer, gluing oxidant layer and the separated type material layer stacked gradually；The original of the Projection Display layer
Material formula includes the component of following parts by weight：
Wherein, the optical scattering material is made of the first particle and second of particle, the grain of the first particle
Diameter is 1~700nm, and the grain size of second of particle is 1 μm -20 μm, the first described particle accounts for optical scattering material gross weight
The 30-99% of amount；Second of particle is selected from melamine particle, styrene particles, organic glass particle, barium sulfate particle, sulphur
Sour magnesium granules, zirconia particles, titan oxide particles, second of particle account for the 1%-70% of optical scattering material total weight.
Preferably technical solution is：Also contain 0.1-100 times of resin type virgin rubber in the composition of raw materials of the Projection Display layer
The organic solvent of weight.
Preferably technical solution is：The inorganic nano black pigment is selected from carbon black, boneblack, iron oxide black, grain size 25nm-
700nm。
Preferably technical solution is：The first described particle is selected from alundum (Al2O3), zinc oxide, zirconium oxide, titanium oxide, grain
Diameter is 25nm-700nm.
Preferably technical solution is：The base material is pet film, polyethylene film, polychlorostyrene second
Alkene film or glass material.
Preferably technical solution is：The resin type virgin rubber selects acrylic resin, polyurethane resin or organic siliconresin.
Preferably technical solution is：The organic solvent is selected from toluene, 100# solvent naphthas, butanone, methyl iso-butyl ketone (MIBK), second
Acetoacetic ester, ethyl alcohol, ethylene glycol ethyl ether, hexamethylene.
Preferably technical solution is：The curing agent is ultraviolet curing agent or thermal curing agents.
Preferably technical solution is：The thickness range of the separated type material layer is 0.1~175 μm；The Projection Display
The thickness of layer is 1-100 μm；The thickness of the substrate layer is 5-175 μm.
In order to achieve the above objects and other related objects, technical solution provided by the invention is：A kind of prepare above-mentioned extensively regards
The method that angular projection shows film, it is characterised in that：Include the following steps：
The first step：Projection Display layer each component is uniformly mixed according to the composition of raw materials of the Projection Display layer, stirring is simultaneously
After standing, it is coated on a side surface of substrate layer, curing molding；
Second step：It coats to form gluing oxidant layer in another side surface of the substrate layer；
Third walks：The separated type material layer and gluing oxidant layer is compound；
4th step：Up to wide viewing angle Projection Display film finished product after winding.
Since above-mentioned technical proposal is used, the present invention this have the advantage that compared with prior art：
1, the optics optical scattering material of Projection Display layer of the invention is by the different material of two or more grain size
The mixture that material is constituted makes the angle of visibility bigger of Projection Display film.
2, the angle of visibility of Projection Display film produced by the present invention is up to 120 degree.
Description of the drawings
Fig. 1 is schematic structural cross-sectional view of the invention.
In the figures above, 1, Projection Display layer；2, substrate layer；3, gluing oxidant layer；4, separated type material layer.
Specific implementation mode
Attached drawing and component symbol is coordinated to do more detailed description to the embodiment of the present invention below, so that being familiar with this skill
Skill person can implement according to this after reading this specification.
The purpose of term used herein, which is only that, illustrates particular embodiment, it is not intended to is limited to the present invention.It removes
Non- context is explicitly shown, otherwise singulative " one " used herein, "one", "the" is also intended to include plural form.
When explanation is shown in the preferred embodiment in attached drawing, it is potentially based on clear purpose and uses special term；
However, person disclosed by this specification is not intended to be limited in the selected special term；And it is to be understood that each is special
It includes all equivalence techniques for having identical function, operating in a similar manner and reaching similar effects to determine element.
Embodiment 1：A kind of wide viewing angle Projection Display film and preparation method thereof
As shown in Figure 1, a kind of Projection Display film of big angle of visibility, including stack gradually Projection Display layer 1, substrate layer 2,
Gluing oxidant layer 3 and separated type material layer 4；The composition of raw materials of the Projection Display layer includes the component of following parts by weight：
Wherein, the optical scattering material is made of the first particle and second of particle, the first described particle is by grain
The zirconium oxide that the zinc oxide and grain size that diameter is 50nm are 300nm is according to 1：2 mass ratio mixing is constituted, second of particle
For organic glass grain particle, grain size is 5 μm, and second of particle accounts for the 70% of optical scattering material total weight；Described first
Kind particle accounts for the 30% of optical scattering material total weight；
The inorganic nano black pigment is boneblack, grain size 50nm.
The base material is pet film (PET).
The resin type virgin rubber is acrylic resin.
Organic solvent in the composition of raw materials of the Projection Display layer also containing 10 times of resin type virgin rubber weight.
The organic solvent is ethyl acetate.
The curing agent is ultraviolet curing agent, and the trade name of specially Ciba of U.S. production is
IRGACURE127, can select the trade name to be in other specific implementation modes：The IRGACURE of Ciba of U.S. production
127、IRGACURE184、IRGACURE2959、IRGACURE651、IRGACURE369、IRGACURE907、
IRGACURE1300, IRGACURE819, IRGACURE784, DarocurITX, Darocur4265, Lucerin TPO etc..
The trade name of dispersant in present embodiment is：The Disperbyk-111 of Bi Ke chemistry, in other embodiment party
Can be in formula：Disperbyk-162, -163,168 of Bi Ke chemistry；The Solsperse5000 of Lu Borun, 12000,
22000、24000、32000、32500、36000、39000；The Dispers710 of Degussa, 685,652,655；Efka
EFKA Additives4030、4330。
A kind of preparation method of wide viewing angle Projection Display film, step are：
Step 1：Prepare clean substrate layer.
Step 2：Projection Display layer each component is uniformly mixed according to composition of raw materials, after stirring and standing, is coated on base material
On one side surface of layer, curing molding.
Step 3：Adhesive is coated on another side surface of substrate layer, curing molding.
Step 4：Release film layer and gluing oxidant layer are compound.
Step 5：Winding.Transparent projection is obtained after winding shows film.
Through measuring, the thickness range of separated type material layer is 0.1~175 μm；The thickness of Projection Display layer is 1-100 μm；Base
When the thickness of material layer is 5-175 μm, the present invention can be achieved
In the present embodiment, through measuring, the thickness range of separated type material layer is 20um；The thickness of gluing oxidant layer is 30um；
The thickness of substrate layer is 100um；The thickness of Projection Display layer is 40um.
Embodiment 2：A kind of wide viewing angle Projection Display film and preparation method thereof
As shown in Figure 1, a kind of wide viewing angle Projection Display film, including stack gradually Projection Display layer 1, substrate layer 2, gluing
Oxidant layer 3 and separated type material layer 4；The composition of raw materials of the Projection Display layer includes the component of following parts by weight：
Wherein, the optical scattering material is made of the first particle and second of particle, the first described particle is grain
The titanium oxide of diameter 600nm accounts for the 89% of optical scattering material total weight；The melamine grain that second of particle is 10 μm by grain size
The titan oxide particles that son and grain size are 2 μm are according to 1：It is constituted after 10 mass ratio mixing, accounts for optical scattering material total weight
11%.
Organic solvent in the composition of raw materials of the Projection Display layer also containing 1.5 times of glue weight.
The inorganic nano black pigment is boneblack and carbon black according to 1：The mixture that 1.05 mass ratio is constituted, boneblack
Grain size be 50nm, the grain size of carbon black is 80nm.
The base material is polyethylene film.
The resin type virgin rubber is by acrylic resin and polyurethane resin according to 1：The mixture that 1 mass ratio is constituted.
The organic solvent is toluene and hexamethylene according to 1：The mixture that 5 volume ratio is constituted.
The curing agent is thermal curing agents.
The preparation method is the same as that of Example 1.
The trade name of dispersant in present embodiment is：The Solsperse5000 of Lu Borun.
In the present embodiment, through measuring, the thickness range of the separated type material layer is 45 μm；The Projection Display layer
Thickness is 30 μm；The thickness of the substrate layer is 105 μm.
Embodiment 3-5：A kind of wide viewing angle Projection Display film and preparation method thereof
Shown in attached drawing 1, a kind of wide viewing angle Projection Display film, including stack gradually Projection Display layer 1, substrate layer 2,
Gluing oxidant layer 3 and separated type material layer 4；The composition of raw materials of the Projection Display layer includes the component of following parts by weight：
1, optical scattering material：Embodiment 3：The optical scattering material is made of the first particle and second of particle,
The first described particle is alundum (Al2O3), and grain size 500nm, the first described particle accounts for optical scattering material total weight
92%；The organic glass particle that the melamine particle that second of particle is 10 μm by grain size is 12 μm with grain size is according to 10：7
The mixture that mass ratio is constituted, gross weight account for the 8% of optical scattering particle gross weight.
Embodiment 4：The optical scattering material is made of the first particle and second of particle, the first described particle is
Titanium oxide, grain size 650nm, the first described particle account for the 70% of optical scattering material total weight；Second of particle by
The barium sulfate particle that the sulfuric acid magnesium granules that grain size is 5 μm are 8 μm with grain size is according to 1：The mixture that 7 mass ratio is constituted, always
The 30% of optical scattering particle gross weight is accounted for again.
Embodiment 5：The optical scattering material is made of the first particle and second of particle, the first described particle is
Zirconium oxide, grain size 60nm, second of particle are organic glass particle, and grain size is 10 μm, the first described particle accounts for light
The 85.3% of scattering material total weight is learned, the first particle accounts for the 14.7% of optical scattering material total weight.
2, resin type virgin rubber：Embodiment 3：Acrylic resin.Embodiment 4：Polyurethane resin.Embodiment 5：Organosilicon tree
Fat.
3, organic solvent：Embodiment 3：Ethylene glycol ethyl ether.Embodiment 4：Butanone and methyl iso-butyl ketone (MIBK) are according to 1：2 volume
Than the mixture of composition.Embodiment 5：100# solvent naphthas.
4, organic solvent：Embodiment 3：94 times of glue quality.Embodiment 4：15 times of glue and resin gross mass.Implement
Example 4：50 times of glue and resin gross mass.
5, inorganic nano black pigment：Embodiment 3：Iron oxide black, grain size 200nm.Embodiment 4：Carbon black, boneblack and it is iron black according to
1：3：The mixture that 1 mass ratio is constituted, the grain size of carbon black is 700nm, the grain size of boneblack is 450nm, iron black grain size is
80nm.Embodiment 5：Carbon black, boneblack and iron oxide black are according to 1：1：The mixture that 1 mass ratio is constituted, the grain size of carbon black be 80nm,
The grain size of boneblack is 80nm, iron black grain size is 80nm.
6, substrate layer：Embodiment 3：Glass material.Embodiment 4：Polyvinyl chloride film.Embodiment 5：Poly terephthalic acid second
Terephthalate films.
7, dispersant：Embodiment 3：The Dispers710 of Degussa.Embodiment 4：The Disperbyk-168 of Bi Ke chemistry and
The Solsperse5000 of Lu Borun is according to 1：The mixture that 1 volume ratio is constituted.Embodiment 5：Lu Borun's
Solsperse36000。
8, curing agent (also known as ultraviolet initiator)：Embodiment 3：Ciba production IRGACURE2959 and
Darocur4265 is according to 3：The mixture that 1 mass ratio is constituted.Embodiment 4：The IRGACURE2959 of Ciba's production.
Embodiment 5：The Lucerin TPO of Ciba's production.
9, the preparation method is the same as that of Example 1.
10, embodiment 3：The thickness range of the separated type material layer is 170 μm；The thickness of the Projection Display layer is 20
μm；The thickness of the substrate layer is 100 μm.Embodiment 3：The thickness range of the separated type material layer is 55 μm；The projection
The thickness of display layer is 60 μm；The thickness of the substrate layer is 87 μm.Embodiment 3：The thickness range of the separated type material layer
It is 35 μm；The thickness of the Projection Display layer is 56 μm；The thickness of the substrate layer is 113 μm.
Embodiment 6：A kind of wide viewing angle Projection Display film and preparation method thereof
Projection Display layer is coated on a surface of substrate layer：
The average grain diameter of the XZ-LY101 trades mark of the Hefei Xiang positizing Science and Technology Ltd. production of the toluene of 300g, 2g is
The dispersion liquid of the alundum (Al2O3) of 500nm, the EFUZN-R30S trades mark of the Shanghai Yi Fu Industrial Co., Ltd.s production of 1g are averaged
Grain size is the dispersion liquid of the zinc oxide of 30nm, and the EFUT-GY01 trades mark of the Shanghai Yi Fu Industrial Co., Ltd.s production of 0.5g are put down
The dispersion liquid for the titanium oxide that equal grain size is 15nm, the HI855M trades mark of the Dongguan City Hai Run plastic cement Chemical Co., Ltd. production of 2.5g
Average grain diameter be 10um PMMA powders, 0.1g Hunan century Hua Xing bioengineering Co., Ltd average grain diameter be 3um
Iron oxide black, the Silok-7050 dispersants of 4g, Shenzhen Jitian Chemical Co., Ltd. oiliness thermoplastic acrylic resin of 200g
E0519,0.2g L-45 Isocyanates curing agents.
After mixing by above-mentioned material, 2h is stirred；After filtrate stands 5min, by filtrate with being coated on optical grade PET film
On wet film about 10um to 170um is made, the wet film made, which is put into 85 DEG C of baking ovens, dries 5min, takes out sample after drying, i.e.,
Can obtain glue-line thickness of dry film be 4um to 50um Projection Display layer, the functional layer because the refractive index and grain size of various particles differ,
The range bigger that light can be made to scatter, rather than scattering light is only made to concentrate on front, so as to improve angle of visibility.
As described above is only to be not intended to tool to explain the preferred embodiments of the invention to do any shape to the present invention
Limitation in formula should all wrap therefore all have any modification or change for making the related present invention under identical spirit
It includes in the scope that the invention is intended to protect.
Claims (10)
1. a kind of wide viewing angle Projection Display film, it is characterised in that：Including Projection Display layer, substrate layer, the adhesive stacked gradually
Layer and separated type material layer；The composition of raw materials of the Projection Display layer includes the component of following parts by weight：
1 parts by weight of resin type virgin rubber；
Optical scattering material 0.2-1 parts by weight；
Inorganic nano black pigment 0.001-0.02 parts by weight；
Dispersant 0.01-1 parts by weight；
Curing agent 0.01-1 parts by weight；
Wherein, the optical scattering material is made of the first particle and second of particle, and the grain size of the first particle is
The grain size of 1nm ~ 700nm, second of particle are 1 μm -20 μm, the first described particle accounts for optical scattering material total weight
30-99%；Second of particle is selected from melamine particle, styrene particles, organic glass particle, barium sulfate particle, magnesium sulfate
Grain, zirconia particles, titan oxide particles, second of particle account for the 1%-70% of optical scattering material total weight.
2. wide viewing angle Projection Display film according to claim 1, it is characterised in that：The composition of raw materials of the Projection Display layer
In organic solvent also containing 0.1-100 times of resin type virgin rubber weight.
3. wide viewing angle Projection Display film according to claim 1, it is characterised in that：The inorganic nano black pigment is selected from
Carbon black, boneblack, iron oxide black, grain size 25nm-700nm.
4. wide viewing angle Projection Display film according to claim 1, it is characterised in that：The first described particle is selected from three oxidations
Two aluminium, zinc oxide, zirconium oxide, titanium oxide, grain size 25nm-700nm.
5. wide viewing angle Projection Display film according to claim 1, it is characterised in that：The base material is poly terephthalic acid second
Terephthalate films, polyethylene film, polyvinyl chloride film or glass material.
6. wide viewing angle Projection Display film according to claim 1, it is characterised in that：The resin type virgin rubber selects acrylic acid
Resin, polyurethane resin or organic siliconresin.
7. wide viewing angle Projection Display film according to claim 2, it is characterised in that：The organic solvent be selected from toluene,
100# solvent naphthas, butanone, methyl iso-butyl ketone (MIBK), ethyl acetate, ethyl alcohol, ethylene glycol ethyl ether, hexamethylene.
8. wide viewing angle Projection Display film according to claim 1, it is characterised in that：The curing agent is ultraviolet curing agent
Or thermal curing agents.
9. wide viewing angle Projection Display film according to claim 1, it is characterised in that：The thickness model of the separated type material layer
Enclose is 0.1 ~ 175 μm；The thickness of the Projection Display layer is 1-100 μm；The thickness of the substrate layer is 5-175 μm.
10. a kind of method preparing the wide viewing angle Projection Display film described in claim 1-9 any claims, feature exist
In：Include the following steps：
The first step：Projection Display layer each component is uniformly mixed according to the composition of raw materials of the Projection Display layer, stirs and stands
Afterwards, a side surface of substrate layer, curing molding are coated on；
Second step：It coats to form gluing oxidant layer in another side surface of the substrate layer；
Third walks：The separated type material layer and gluing oxidant layer is compound；
4th step：Up to wide viewing angle Projection Display film finished product after winding.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110218526A (en) * | 2019-06-21 | 2019-09-10 | 武汉羿阳科技有限公司 | Outdoor projection film and preparation method thereof |
| CN111635674A (en) * | 2019-05-17 | 2020-09-08 | 亚科维亚(福建)科技有限公司 | Transparent projection coating and orthographic projection screen |
| CN113493636A (en) * | 2020-04-07 | 2021-10-12 | 深圳光峰科技股份有限公司 | Projection reflection screen coating and preparation method thereof |
| CN116974136A (en) * | 2023-09-22 | 2023-10-31 | 张家港宝视特影视器材有限公司 | Manufacturing process of optical PET noble metal screen |
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| CN101241194A (en) * | 2007-02-07 | 2008-08-13 | 北京传世唯信科技有限责任公司 | Composition for light scattering membrane and light scattering membrane comprising same |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101241194A (en) * | 2007-02-07 | 2008-08-13 | 北京传世唯信科技有限责任公司 | Composition for light scattering membrane and light scattering membrane comprising same |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111635674A (en) * | 2019-05-17 | 2020-09-08 | 亚科维亚(福建)科技有限公司 | Transparent projection coating and orthographic projection screen |
| CN110218526A (en) * | 2019-06-21 | 2019-09-10 | 武汉羿阳科技有限公司 | Outdoor projection film and preparation method thereof |
| CN110218526B (en) * | 2019-06-21 | 2022-04-12 | 优阳科技(绍兴)有限公司 | Outdoor projection film and preparation method thereof |
| CN113493636A (en) * | 2020-04-07 | 2021-10-12 | 深圳光峰科技股份有限公司 | Projection reflection screen coating and preparation method thereof |
| CN113493636B (en) * | 2020-04-07 | 2023-12-01 | 深圳光峰科技股份有限公司 | Projection reflection screen paint and preparation method thereof |
| CN116974136A (en) * | 2023-09-22 | 2023-10-31 | 张家港宝视特影视器材有限公司 | Manufacturing process of optical PET noble metal screen |
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