CN106199789A - A kind of prism film of stimulated luminescence - Google Patents
A kind of prism film of stimulated luminescence Download PDFInfo
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- CN106199789A CN106199789A CN201510435194.2A CN201510435194A CN106199789A CN 106199789 A CN106199789 A CN 106199789A CN 201510435194 A CN201510435194 A CN 201510435194A CN 106199789 A CN106199789 A CN 106199789A
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- prism film
- adhesive layer
- stimulated luminescence
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- microballon
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Abstract
The present invention relates to thin film Display Technique field, particularly relate to the prism film of a kind of stimulated luminescence.In order to solve the technical barrier that in existing backlight module, diaphragm usage amount is the most on the high side, and effectively pushing the slimming process of this liquid crystal display, the present invention provides the prism film of a kind of stimulated luminescence.The prism film of described stimulated luminescence includes transparent substrate layer and adhesive layer, described adhesive layer is bonded on a surface of described transparent substrate layer, described adhesive layer includes adhesive and the stimulated luminescence material being scattered in adhesive, and described adhesive layer surface has regular micro structure.The prism film of the stimulated luminescence that the present invention provides, has the optical functions such as stimulated luminescence, light diffusion and blast concurrently, it is possible to reduce diaphragm usage amount in display backlight module simultaneously.
Description
Technical field
The present invention relates to thin film Display Technique field, particularly relate to the prism film of a kind of stimulated luminescence.
Background technology
At present, liquid crystal display (Liquid Crystal Display, LCD) is still the mainstream technology of display.
In the backlight module of LCD, it usually needs use some blooming pieces, including reflectance coating, diffusion barrier,
Prismatic lens, DBEF and polaroid etc..The use of numerous variety classes blooming pieces, facilitates LCD skill
Art is achieved.But, the use of multi-disc blooming piece makes existing backlight module thickness thicker.In order to
Meet the requirement of display the most increasingly slimming, generally have following solution: (1) redesigns
Display device structure；(2) thickness of unit's assembly is compressed as far as possible；(3) unit's assembly usage amount is reduced.This
Bright it is namely based on the third solution, tries hard to reach a kind of blooming piece multifunction, decrease backlight
Diaphragm usage amount in module.
Summary of the invention
In order to solve the technical barrier that in existing backlight module, diaphragm usage amount is the most on the high side, and effectively push
The slimming process of this liquid crystal display, the present invention provides the prism film of a kind of stimulated luminescence.This is stimulated
The prism film of light, has the optical functions such as stimulated luminescence, light diffusion and blast concurrently, it is possible to reduce display simultaneously
Diaphragm usage amount in backlight module.
In order to solve above-mentioned technical problem, the present invention uses following technical proposals:
The present invention provides the prism film of a kind of stimulated luminescence, described prism film to include transparent substrate layer and gluing
Layer；Described adhesive layer is bonded on a surface of described transparent substrate layer, and described adhesive layer includes gluing
Agent and the stimulated luminescence material being scattered in adhesive, described adhesive layer surface has micro structure.
Further, described adhesive layer includes adhesive and the finish that is stimulated being dispersed in adhesive
Material.Further, described stimulated luminescence material is photic stimulated luminescence material.
Further, described adhesive layer surface (outward appearance) has regular micro structure.
Further, in described prism film, described adhesive layer also includes spreading microballon, and described diffusion is micro-
Pearl is scattered in adhesive.
Further, described diffusion microballon is dispersed in adhesive.
Described diffusion microballon is selected from silicon dioxide microballon, titanium dioxide microballon, aluminium sesquioxide microballon, sulfur
Acid barium microballon, Barium metatitanate. microballon, glass microballoon (the most reflective powder), calcium carbonate microballon, polymethylacrylic acid
Methyl ester (PMMA) microballon, polystyrene (PS) microballon, acrylonitrile-butadiene-styrene copolymer (ABS)
A kind of or the combination of at least two in microballon, polyurethane (PU) microballon and organosilicon polymer microballon.
The particle diameter of described diffusion microballon is 0.1-50 μm, preferably 1-15 μm.
Further, the material of described transparent substrate layer selected from polyethylene terephthalate (PET),
Polymethyl methacrylate (PMMA), Merlon (PC), polyamide (PA), polyphenyl second
A kind of or the mixture of at least two in alkene (PS) and polyethylene (PE).
Further, the thickness of described transparent base is 25-400 μm.
Further, described adhesive is selected from acrylic resin, polyurethane resin, epoxy resin, polyphenyl
Vinyl, acrylic acid modified polyurethane, acryl-modified silicone resin oxygen alkane resin and organosiloxane tree
The mixture of a kind of or at least two in fat.Adhesive layer is formed after the solidification of described adhesive.By adhesive
The thickness of the adhesive layer formed after solidification is 5-125 μm.
Further, in described prism film, the shape of described micro structure includes prism bar shaped, pyrometric cone
Shape, many pyramid, truncated cone-shaped, cone, hemispherical and surface have the random of concave/convex-shaped structure
The combination of a kind of or at least two in form.
The cross section of described prism bar can be the shapes such as triangle, trapezoidal or arc.
Described prism bar is linear type prism bar or limb shaking prism bar.Linear type Tp bar refers to
Cross section is the linear type prism bar of triangle.Limb shaking triangular prism bar refers to that cross section is triangle
Limb shaking prism bar.
Further, in described prism film, described stimulated luminescence material includes in fluorescent material and quantum dot
The combination of one or two kinds of.
Further, in described prism film, the composition of described fluorescent material selected from aluminate, silicate,
Nitride, nitrogen oxides, borate, vanadate, alkaline earth sulfide, molybdate, tungstates,
One in borophosphate, Chlorine borate, phosphate, Chlorosilicate, vanadium phosphate and zinc oxide system
Or the combination of at least two.
The particle diameter of described fluorescent material is 1-50 μm, preferably 1-15 μm.
Further, in described prism film, the composition of described quantum dot selected from CdS, CdSe, CdTe,
ZnS、ZnSe、ZnTe、ZnO、CdSeS、CdSeTe、CdSTe、ZnSeS、ZnSeTe、ZnSTe、
CdZnS、CdZnSe、CdZnTe、CdZnSeS、CdZnSeTe、CdZnSTe、Ag2S、CuS、
Cu2S、CuInS2、AgInS2、Ag2Se、CuSe、Cu2Se、CuInSe2、AgInSe2、Ag2Te、
CuTe、Cu2Te、CuInTe2、AgInTe2、GaN、GaP、GaAs、AlN、AlP、AlAs、InN、
InP、InAs、InSb、GaNP、GaNAs、InNP、InNAs、InNSb、InPAs、GaAlNP、
GaAlNAs、TiS2、ZrS2、MoS2、WS2、MoSe2、WSe2、WSSe、MoSSe、GeS、
SnS、SnSe、SnTe、PbS、PbSe、PbTe、SnSeS、SnSeTe、SnSTe、PbSeS、PbSeTe、
PbSTe, SnPbS, SnPbSe, SnPbTe, SnPbSSe, SnPbSeTe, SnPbSTe and C quantum
The combination of a kind of or at least two in point.C quantum dot refers to carbon quantum dot.
Described quantum dot is aforementioned quanta point material itself, nucleocapsid clad structure or its doping type structure.
Further, in described prism film, the size of described quantum dot is 1-100nm, described quantum
The preferred 2-50nm of size of point, or preferably 2-25nm.
Further, the adhesive layer of described prism film arranges protective layer.Described protective layer plays obstruct water
Vapour and/or the effect of oxygen.The material of described protective layer is selected from organic polymer, inorganic matter or organic
Polymer and the mixture of inorganic matter.
Further, in described prism film, described prism film transparent base another side (relative to
The transparent substrate surface that adhesive layer is bonding) it is provided with protective coating, described protective coating has the most convex
Rise.The thickness of described protective coating is 1-15 μm.
Further, in described prism film, described adhesive layer includes following composition: adhesive 100 weight
Amount part, stimulated luminescence material 1-250 weight portion, diffusion microballon is 0-250 weight portion.
Further, in described prism film, described adhesive layer includes following composition: adhesive 100 weight
Amount part, green quantum dot 40-50 weight portion, red quantum point 10-20 weight portion, spreads microballon 50-80
Weight portion.
Further, in described prism film, the particle diameter of described green quantum dot is 2-4nm, described redness
The particle diameter of quantum dot is 6-8nm.
Further, the particle diameter of described diffusion microballon is 2-10 μm.
Further, described transparent base is PET.
Further, the adhesive in described adhesive layer is polyurethane resin.
Further, the prism film of a kind of stimulated luminescence that the present invention provides, prism film includes having micro-knot
The adhesive layer of structure and transparent substrate layer, described adhesive layer includes the polyurethane resin of 100 parts by weight, 40-50
The green quantum dot of parts by weight, the particle diameter of green quantum dot is 2-4nm, the amount of red of 10-20 weight portion
Sub-, the particle diameter of red quantum point is 6-8nm, and the particle diameter of 50-80 parts by weight is the diffusion of 2-10 μm
Microballon.
Further, in described prism film, described adhesive layer has micro structure, and described micro structure is straight
Line style Dove prism bar (i.e. cross section is trapezoidal linear type prism bar), Dove prism bar height is 40-50
μm, Dove prism bar width is 60-70 μm.Described transparent base be thickness be 100-250 μm
PET。
Stimulated luminescence prism film provided by the present invention, has the large-sized monitor of slimming feature
In application, there is clear superiority.This is because, common LCD backlight module employs white light source.
And white light source has met with bottleneck, as white light source cannot be at large size panel when manufacturing large-sized monitor
It is uniformly distributed on curtain and the problem such as absorption of shortwave blue light.Therefore, in order to meet display slimming and
Large scale demand, it is necessary to use short wavelength's excitation source (such as blue light), collocation can be stimulated injection visible
The fluorescence diaphragm of light.Under this framework, blue light is after being evenly dispersed through light guide plate, then excites prism
Fluorescent component in film forms white light, efficiently solves light distribution inequality problem.
Therefore, stimulated luminescence prism film provided by the present invention, not only can effectively push display slimming
With process in large size, also it is effectively reduced the usage amount of blooming piece in backlight module, has widely
Market prospect.
The prism film of stimulated luminescence provided by the present invention, has the advantages that
(1) realize the multifunction of a kind of blooming piece, reduce the usage amount of blooming piece in backlight module, no
Only can realize display slimming, further reduces the cost of complete machine.
(2) the stimulated luminescence prism film that the present invention provides, under blue light excites, can produce specific light source as white
Light also makes the uniform light produced be scattered in whole picture.Therefore production large-sized monitor side is being promoted
Face, it may have significantly advantage.
Accompanying drawing explanation
The cross-sectional view of the prism film of a kind of stimulated luminescence that Fig. 1 provides for the present invention, wherein, 102 are
Base material, 101 is the adhesive layer with micro structure, and 1011 is the stimulated luminescence material in adhesive layer, 1012
For the diffusion microballon in adhesive layer；
The cross-sectional view of the prism film of the another kind of stimulated luminescence that Fig. 2 provides for the present invention；Wherein, 202
For base material, 201 is the adhesive layer with micro structure, and 203 is protective coating.2012 is being subject in adhesive layer
Exciting light material, 2011 is the diffusion microballon in adhesive layer.
Detailed description of the invention
Below in conjunction with preferred embodiment and accompanying drawing, the prism film of stimulated luminescence provided by the present invention is described
Technical scheme, major functions and features and advantage.
As it is shown in figure 1, the prism film of a kind of stimulated luminescence of present invention offer, described prism film includes
Bright substrate layer 102 and adhesive layer 101；Described adhesive layer 101 is bonded in the one of described transparent substrate layer 102
On individual surface, described adhesive layer 101 includes adhesive and the stimulated luminescence material being scattered in adhesive
1011, described adhesive layer 101 surface has micro structure.Described micro structure be shaped as prism bar shaped, institute
The cross section stating prism bar is triangle.
Described adhesive layer 101 also includes spreading microballon 1012, and described diffusion microballon 1012 is scattered in adhesive
In.
As in figure 2 it is shown, the prism film of the another kind of stimulated luminescence of present invention offer, wherein, 202 is base material,
201 is the adhesive layer with micro structure, and 203 is protective coating.2012 is the finish that is stimulated in adhesive layer
Material, 2011 is the diffusion microballon in adhesive layer.
The present invention provides following method to test gamut range and the brightness of described prism film:
Take the prism film of the stimulated luminescence of an A4 size, be placed on 42 cun of backlight module (blue-ray LEDs
Lamp source) centre, light under 24V rated voltage.Use luminance meter (product type: BH-7, Soviet Union
State Fu Shida scientific instrument company limited produce) measure backlight module colourity.Continue the rib at stimulated luminescence
After covering DBEF+ liquid crystal display module on mirror film, measure the gamut range of backlight module by aforementioned luminance meter.
Brightness and brightness with aforementioned luminance meter measurement backlight module are spent the most together.
Embodiment 1
The prism film of a kind of stimulated luminescence that the present invention provides, prism film includes the adhesive layer with micro structure
And transparent substrate layer, described adhesive layer includes the acrylic resin of 100 parts by weight, 10 parts by weight
Yellow fluorescent powder (composition: aluminate, particle diameter: 10-15 μm), the gold-tinted quantum dot of 15 parts by weight (become
Part: CdSe, particle diameter: 4-6nm) and 40 parts by weight the diffusion microballon that particle diameter is 10 μm (composition:
PMMA).Described adhesive layer has micro structure, and described micro structure is linear type Tp bar, prism
Bar height is 50 μm, and corner angle is 90 °.Described transparent base be thickness be the PET of 250 μm.
Lower surface at prism film has protective coating, and described protective coating material is polyurethane resin, thick coating
Degree is 8 μm, and coating has the irregular protruding of 3 μm.
Embodiment 2
The prism film of a kind of stimulated luminescence that the present invention provides, prism film includes the adhesive layer with micro structure
And transparent substrate layer, described adhesive layer includes the acrylic resin of 100 parts by weight, 30 parts by weight
Yellow fluorescent powder (composition: aluminate, particle diameter: 8-12 μm) and the particle diameter of 20 parts by weight are 5-10
The diffusion microballon (composition: PMMA) of μm.Described adhesive layer has micro structure, and described micro structure is straight
Line style prism bar, prism bar height is 45 μm, and corner angle is 90 °.Described transparent base is thickness
It is the PET of 100 μm.
Embodiment 3
The prism film of a kind of stimulated luminescence that the present invention provides, prism film includes the adhesive layer with micro structure
And transparent substrate layer, described adhesive layer includes the acrylic resin of 100 parts by weight, 25 parts by weight
Green emitting phosphor (composition: silicate, composition: 15-25 μm), the red light fluorescent powder of 5 parts by weight (become
Part: nitride, particle diameter: 10-15 μm) (become with the diffusion microballon that particle diameter is 3 μm of 5 parts by weight
Part: silicon dioxide).Described adhesive layer has micro structure, and described micro structure is linear type prism bar, prism
The cross section of bar is semicircle, and prism bar height is 25 μm, and prism bar width is 50 μm.Described
Bright base material be thickness be the PET of 150 μm.
Embodiment 4
The prism film of a kind of stimulated luminescence that the present invention provides, prism film includes the adhesive layer with micro structure
And transparent substrate layer, described adhesive layer includes the polyurethane resin of 100 parts by weight, 50 parts by weight
Green quantum dot (composition: CdSe, particle diameter: 2-4nm), 10 weight portions red quantum point (composition:
CdSe, particle diameter: 6-8nm), the diffusion microballon (composition: dioxy that particle diameter is 2 μm of 50 parts by weight
SiClx).Described adhesive layer has micro structure, and described micro structure is that (cross section is linear type Dove prism bar
Trapezoidal linear type prism bar), Dove prism bar height is 40 μm, and Dove prism bar width is 60 μm.
Described transparent base be thickness be the PET of 188 μm.
Embodiment 5
The prism film of a kind of stimulated luminescence that the present invention provides, prism film includes the adhesive layer with micro structure
And transparent substrate layer, described adhesive layer includes the polyurethane resin of 100 parts by weight, 40 parts by weight
Green light quantum point (composition: CdSeS, particle diameter: 2-4nm), the red light fluorescent powder of 30 parts by weight (become
Part: aluminate, particle diameter: 9-12 μm) (become with the diffusion microballon that particle diameter is 1 μm of 2 parts by weight
Part: titanium dioxide).Described adhesive layer has micro structure, and described micro structure is linear type Tp bar
The linear type prism bar of triangle (cross section be), prism bar height is 55 μm, and corner angle is 90
°.Described transparent base be thickness be the PC of 300 μm.
Embodiment 6
The prism film of a kind of stimulated luminescence that the present invention provides, described prism film includes transparent substrate layer and glue
Glutinous layer；Described adhesive layer is bonded on a surface of described transparent substrate layer, and described adhesive layer includes glue
Glutinous agent and the stimulated luminescence material being scattered in adhesive, described adhesive layer surface has micro structure.
The thickness of described transparent base is 25 μm, and the material of described transparent substrate layer is poly terephthalic acid
Glycol ester (PET).
Described adhesive is acrylic resin, and the thickness of described adhesive layer is 5-20 μm.
Described adhesive layer includes following composition: adhesive 100 weight portion, stimulated luminescence material 1 weight portion.
Described stimulated luminescence material is fluorescent material, and the composition of described fluorescent material is aluminate.
The particle diameter of described fluorescent material is 1-10 μm.
Described micro structure be shaped as triangular pyramidal, the height of triangular pyramidal is 5-20 μm.
In the adhesive layer of described prism film, protective layer is set.
Described prism film arranges protective coating at the another side of transparent base, and described protective coating has does not advises
Then protruding.The thickness of described protective coating is 1-15 μm.
Embodiment 7
The prism film of stimulated luminescence as described in Example 6, wherein,
The thickness of described transparent base is 400 μm, and the material of described transparent substrate layer is Merlon
(PC)。
Described adhesive is polyurethane resin, and the thickness of described adhesive layer is 100-125 μm.
Described adhesive layer includes following composition: adhesive 100 weight portion, stimulated luminescence material 250 weight
Part.
Described stimulated luminescence material is quantum dot.
The composition of described quantum dot is CdS, and the size of described quantum dot is 1-10nm.
Described micro structure is linear type Tp bar, and the height of described prism bar is 125 μm, drift angle
Angle is 90 °.
In the adhesive layer of described prism film, protective layer is set.
Described prism film arranges protective coating at the another side of transparent base, and described protective coating has does not advises
Then protruding.The thickness of described protective coating is 1-15 μm.
Embodiment 8
The prism film of stimulated luminescence as described in Example 6, wherein, the thickness of described transparent base is 200
μm, the material of described transparent substrate layer is polymethyl methacrylate (PMMA).
Described adhesive is epoxy resin, and the thickness of described adhesive layer is 70-80 μm.
Described adhesive layer also includes spreading microballon.
Described adhesive layer includes following composition: adhesive 100 weight portion, stimulated luminescence material 200 weight
Part, diffusion microballon is 250 weight portions.
Described stimulated luminescence material is the combination of fluorescent material and quantum dot.
The composition of described fluorescent material is nitride, and the particle diameter of described fluorescent material is 40-50 μm.
The composition of described quantum dot is ZnS, and the size of described quantum dot is 6-7nm.
Described diffusion microballon is glass microballoon (the most reflective powder), and the particle diameter of described diffusion microballon is 10-15 μm.
Described micro structure be shaped as linear type Tp bar shaped, the height of described prism bar is 80 μ
M, corner angle is 90 °.
In the adhesive layer of described prism film, protective layer is set.
Described prism film arranges protective coating at the another side of transparent base, and described protective coating has does not advises
Then protruding.The thickness of described protective coating is 1-15 μm.
Embodiment 9
The prism film of stimulated luminescence as described in Example 6, wherein, the thickness of described transparent base is 150
μm, the material of described transparent substrate layer is polyethylene terephthalate (PET).
Described adhesive is acryl-modified silicone resin oxygen alkane resin.
Described adhesive layer includes following composition: adhesive 100 weight portion, stimulated luminescence material 150 weight
Part, diffusion microballon is 120 weight portions.
Described stimulated luminescence material is the combination of fluorescent material and quantum dot.
The composition of described fluorescent material is molybdate, and the particle diameter of described fluorescent material is 1-15 μm.
The composition of described quantum dot is ZnSe, and the size of described quantum dot is 5-6nm.
Described diffusion microballon is silicon dioxide microballon, and the particle diameter of described diffusion microballon is 1-15 μm.
Described micro structure be shaped as prism bar shaped, described micro structure is linear type Tp bar, rib
Mirror height is 50 μm, and corner angle is 90 °.
Described prism film arranges protective coating at the another side of transparent base, and described protective coating has does not advises
Then protruding.The thickness of described protective coating is 1-15 μm.
Embodiment 10
The prism film of the stimulated luminescence that the present invention provides, wherein, the thickness of described transparent base is 100 μm,
The material of described transparent substrate layer is polyethylene terephthalate (PET).
Described adhesive is acrylic resin.
Described adhesive layer includes following composition: adhesive 100 weight portion, stimulated luminescence material 20 weight portion
Number, spreads microballon 2 weight portion.
Described stimulated luminescence material is fluorescent material.
The composition of described fluorescent material is tungstates, and the particle diameter of described fluorescent material is 1-15 μm.
Described diffusion microballon is calcium carbonate microballon, and the particle diameter of described diffusion microballon is 1-15 μm.
Described micro structure is linear type Tp bar, and prism bar height is 55 μm, and corner angle is
90°.In the adhesive layer of described prism film, protective layer is set.
Described prism film arranges protective coating at the another side of transparent base, and described protective coating has does not advises
Then protruding.The thickness of described protective coating is 1-15 μm.
Embodiment 11
The prism film of stimulated luminescence as described in Example 6, wherein, the thickness of described transparent base is 100
μm, the material of described transparent substrate layer is polyethylene terephthalate (PET).
Described adhesive is epoxy resin.
Described adhesive layer includes following composition: adhesive 100 weight portion, stimulated luminescence material 100 weight
Number, spreads microballon 50 weight portion.
Described stimulated luminescence material is quantum dot.
The composition of described quantum dot is CdS, and the size of described quantum dot is 2-5nm.
Described diffusion microballon is silicon dioxide microballon, and the particle diameter of described diffusion microballon is 1-15 μm.
Described micro structure is linear type Tp bar, and prism bar height is 50 μm, and corner angle is
90°。
Described prism film arranges protective coating at the another side of transparent base, and described protective coating has irregularly
Protruding.The thickness of described protective coating is 1-15 μm.
Embodiment 12
The prism film of stimulated luminescence as described in Example 6, wherein,
The thickness of described transparent base is 250 μm, and the material of described transparent substrate layer is poly terephthalic acid
Glycol ester (PET).
Described adhesive is acrylic resin.
Described adhesive layer includes following composition: adhesive 100 weight portion, stimulated luminescence material 60 weight portion
Number, spreads microballon 25 weight portion.
Described stimulated luminescence material is the combination of fluorescent material and quantum dot.
Described fluorescent material is 5 weight portions, and the composition of described fluorescent material is borophosphate, described fluorescent material
Particle diameter is preferred 1-15 μm.
Described quantum dot is 55 weight portions,
The composition of described quantum dot is CdTe, and the size of described quantum dot is 2-50nm.
Described diffusion microballon is silicon dioxide microballon, and the particle diameter of described diffusion microballon is 1-15 μm.
Described adhesive layer has micro structure, and described micro structure is that (cross section is linear type Tp bar
The linear type prism bar of triangle), prism bar height is 52 μm, and corner angle is 90 °.
In the adhesive layer of described prism film, protective layer is set.
Described prism film arranges protective coating at the another side of transparent base, and described protective coating has does not advises
Then protruding.The thickness of described protective coating is 1-15 μm.
Embodiment 13
Such as the prism film of the stimulated luminescence that embodiment 4 provides, wherein, prism film includes having micro structure
Adhesive layer and transparent substrate layer, described adhesive layer includes the polyurethane resin of 100 parts by weight, 40 weight
The green quantum dot (composition: ZnSe, particle diameter: 2-4nm) of number, the red quantum point of 20 weight portions (become
Part: ZnSe, particle diameter: 6-8nm), the diffusion microballon that particle diameter is 2-10 μm of 80 parts by weight (composition:
Titanium dioxide).Described adhesive layer has micro structure, and described micro structure is that linear type Dove prism bar is (transversal
Face is trapezoidal linear type prism bar), Dove prism bar height is 50 μm, and Dove prism bar width is 70
μm.Described transparent base be thickness be the PET of 100 μm.
Embodiment 14
Such as the prism film of the stimulated luminescence that embodiment 4 provides, wherein, prism film includes having micro structure
Adhesive layer and transparent substrate layer, described adhesive layer includes the polyurethane resin of 100 parts by weight, 45 weight
The green quantum dot (composition: CdS, particle diameter: 2-4nm) of number, the red quantum point of 15 weight portions (become
Part: CdS, particle diameter: 6-8nm), the diffusion microballon that particle diameter is 2-10 μm of 65 parts by weight (composition:
Silicon dioxide).Described adhesive layer has micro structure, and described micro structure is that linear type Dove prism bar is (transversal
Face is trapezoidal linear type prism bar), Dove prism bar height is 45 μm, and Dove prism bar width is 65
μm.Described transparent base be thickness be the PET of 200 μm.
Comparative example 1
The embodiment reference example 1 of adhesive layer, does not simply add fluorescent material and quantum in comparative example 1
Point, other experiment parameter is same as in Example 1.During test, lamp source is white light source.
Comparative example 2
The embodiment reference example 1 of adhesive layer, does not simply add diffusion microballon in comparative example 2, its
His experiment parameter is same as in Example 1.
Table 1: the prism film of embodiment of the present invention gained stimulated luminescence and the optical property of comparative example gained prism film are surveyed
Test result
| Sequence number | NTSC | Brightness (cd/m2) | Brightness is spent the most together |
| Embodiment 1 | 82.61% | 3912 | 91% |
| Embodiment 2 | 80.34% | 3751 | 90% |
| Embodiment 3 | 92.34% | 3286 | 91% |
| Embodiment 4 | 105.56% | 3129 | 90% |
| Embodiment 5 | 87.56% | 3989 | 92% |
| Embodiment 6 | 72.79% | 2976 | 79% |
| Embodiment 7 | 84.67% | 4328 | 91% |
| Embodiment 8 | 92.29% | 4128 | 90% |
| Embodiment 9 | 80.91% | 3318 | 90% |
| Embodiment 10 | 72.82% | 3069 | 91% |
| Embodiment 11 | 91.89% | 3219 | 92% |
| Embodiment 12 | 96.01% | 3176 | 91% |
| Embodiment 13 | 103.24% | 4012 | 91% |
| Embodiment 14 | 105.12% | 4023 | 91% |
| Comparative example 1 | 67.87% | 3019 | 80% |
| Comparative example 2 | 66.73% | 2632 | 81% |
By embodiment 1 and comparative example 1 it can be seen that fluorescent material and the addition of quantum dot, largely
The colour gamut increasing display, make color more rich.Found out by embodiment 1 and comparative example 2, diffusion
The addition of microballon, add the light path of incident illumination, improve fluorescent material, quantum dot utilize exciting light
Efficiency, therefore finally improves the brightness of display.
It is high that the prism film of the stimulated luminescence that the present invention provides has NTSC value, the useful effect that brightness is high
Really.Particularly, the embodiment of the present invention 4, the prism film that embodiment 13,14 provides has higher NTSC
Color gamut value and brightness value, combination property is more preferable.
The above, only presently preferred embodiments of the present invention, it is not intended to limit the protection of the present invention
Scope.Every impartial change done according to present invention and modification, be encompassed by the patent of the present invention
In the range of.
Claims (10)
1. the prism film of a stimulated luminescence, it is characterised in that described prism film includes transparent substrate layer and adhesive layer；
Described adhesive layer is bonded on a surface of described transparent substrate layer, and described adhesive layer includes adhesive and divides
Dissipating the stimulated luminescence material in adhesive, described adhesive layer surface has micro structure.
Prism film the most according to claim 1, it is characterised in that described adhesive layer also includes spreading microballon,
Described diffusion microballon is scattered in adhesive.
Prism film the most according to claim 1, it is characterised in that the shape of described micro structure includes prism bar
Shape, triangular pyramidal, many pyramid, truncated cone-shaped, cone, hemispherical and surface have concave/convex-shaped structure
Random form in a kind of or combination of at least two.
Prism film the most according to claim 1, it is characterised in that described stimulated luminescence material includes fluorescent material
Combination with the one or two kinds of in quantum dot.
Prism film the most according to claim 4, it is characterised in that the composition of described fluorescent material selected from aluminate,
Silicate, nitride, nitrogen oxides, borate, vanadate, alkaline earth sulfide, molybdate, tungsten
In hydrochlorate, borophosphate, Chlorine borate, phosphate, Chlorosilicate, vanadium phosphate and zinc oxide system
A kind of or the combination of at least two.
Prism film the most according to claim 1, it is characterised in that described stimulated luminescence material is photic being excited
Luminescent material.
Prism film the most according to claim 1, it is characterised in that in the adhesive layer of described prism film, guarantor is set
Sheath.
Prism film the most according to claim 1, it is characterised in that described adhesive layer includes following composition: glue
Glutinous agent 100 weight portion, stimulated luminescence material 1-250 weight portion, spreads microballon 0-250 weight portion.
Prism film the most according to claim 9, it is characterised in that described adhesive layer includes following composition: glue
Glutinous agent 100 weight portion, green quantum dot 40-50 weight portion, red quantum point 10-20 weight portion, diffusion
Microballon 50-80 weight portion.
Prism film the most according to claim 4, it is characterised in that described micro structure is the trapezoidal rib of linear type
Mirror bar, Dove prism bar height is 40-50 μm, and Dove prism bar width is 60-70 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510435194.2A CN106199789B (en) | 2015-07-22 | 2015-07-22 | A kind of prism film of stimulated luminescence |
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| TWI636278B (en) * | 2017-11-10 | 2018-09-21 | 瑩耀科技股份有限公司 | Brightening film structure with quantum dots and manufacturing method thereof |
| CN109119894A (en) * | 2018-10-15 | 2019-01-01 | 南京邮电大学 | Include the vertical cavity surface emitting laser and preparation method thereof of silver telluride quantum dot |
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| CN109119894A (en) * | 2018-10-15 | 2019-01-01 | 南京邮电大学 | Include the vertical cavity surface emitting laser and preparation method thereof of silver telluride quantum dot |
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