CN206805090U - A kind of hand-written LCDs - Google Patents
A kind of hand-written LCDs Download PDFInfo
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- CN206805090U CN206805090U CN201720419207.1U CN201720419207U CN206805090U CN 206805090 U CN206805090 U CN 206805090U CN 201720419207 U CN201720419207 U CN 201720419207U CN 206805090 U CN206805090 U CN 206805090U
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Abstract
The utility model discloses a kind of hand-written LCDs, the LCDs includes upper ITO pet layers, the liquid crystal layer being superimposed together successively from top to bottom, it is characterised in that：The upper ITO pet layers include being from outside to inside antifouling film layer, HC layers, frosted layer, transparent PET film layer, upper antireflection layer, upper ITO layer, following layer successively；The liquid crystal layer is provided with three layers, is the first liquid crystal layer, the second liquid crystal layer, the 3rd liquid crystal layer respectively, and the first liquid crystal layer upper surface contacts with the antireflection layer of upper IPO pet layers；The 3rd liquid crystal layer lower surface is provided with high polymer layer；The high polymer layer lower surface contacts with lower ITO pet layers, and the lower ITO pet layers include lower ITO layer, lower antireflection layer, colour or transparent PET film layer.The hand-written LCDs of the utility model is higher than degree, writing is bright, and writing surface and person's handwriting various colors are various.
Description
Technical field
Display screen technology field is the utility model is related to, particularly relates to a kind of hand-written LCDs.
Background technology
Current existing traditional liquid crystal handwriting pad is to pour into cholesteric liquid crystal polymers between two pieces of PET, when there is pressure
When acting on pet sheet face, track is able to record.Under certain voltage drive waveform, cholesteryl liquid crystal returns to original state.
Such writing pads function is single, and writing contrast is very poor, very unintelligible, limits its market competitiveness.
Utility model content
For deficiency of the prior art, the technical problems to be solved in the utility model is the provision of a kind of hand-written liquid crystal
Display screen.
In order to solve the above technical problems, the utility model is realized by following scheme：A kind of hand-written LCDs, should
LCDs includes upper ITO pet layers, the liquid crystal layer being superimposed together successively from top to bottom, and the upper ITO pet layers include
It is antifouling film layer, HC layers, frosted layer, transparent PET film layer, upper antireflection layer, upper ITO layer, following layer successively from outside to inside；
The liquid crystal layer is provided with three layers, is the first liquid crystal layer, the second liquid crystal layer, the 3rd liquid crystal layer respectively, and described first
Liquid crystal layer upper surface contacts with being plated in the antireflection layer of ITO pet layers；
The 3rd liquid crystal layer lower surface is provided with high polymer layer；
The high polymer layer lower surface is fitted with lower ITO pet layers, the lower ITO pet layers include lower ITO layer,
Lower antireflection layer, colour or transparent PET film layer.
Further, the antifouling film layer principal component is silicon fluoride；
The HC layers are stiffening layer；
The frosted layer is handled in the frosted of transparent PET film layer upper surface, forms frosting, and the frosting is used to reduce ring
Environmental light consumes in the reflection of the liquid crystal display the superiors, anti-dazzle；
The transparent PET film layer is all layers of carrier, and its case hardness level is pencil hardness HB levels, the transparent PET
The thickness of film layer is between 99.9um~125.9um；
The upper antireflection layer is refracting layer, the transmitance injected for lifting ambient in screen；
The upper ITO layer is indium tin oxide layer, and the upper ITO layer provides electric field for liquid crystal molecule upset, its ITO square electricity
Resistance is between 100-700 Europe；
The following layer is SiO2Layer.
Further, the liquid crystal layer of red wavelength and orange wavelength of first liquid crystal layer between 590nm-750nm.
Further, the liquid crystal layer of green wavelength and yellow wavelengths of second liquid crystal layer between 495nm-590nm.
Further, the liquid crystal layer of blue wavelength and violet wavelength of the 3rd liquid crystal layer between 380nm-495nm.
Further, the high polymer layer is to form polymer through ultraviolet polymerization on lower ITO pet layers surface
Thin layer.
Further, the lower ITO layer is indium tin oxide layer, and its material is transparent conductive material, and the lower ITO layer is courage
The upset of steroid phase liquid crystal provides electric field, and its ITO square resistance is between 100-700 Europe；
The lower antireflection layer is refracting layer, and for reducing the reflection of the extraneous light for injecting bottom, light is all injected
Bottom absorbs；
Described colored or transparent PET film layer is substrate layer.
Further, described colored or transparent PET film layer layer scribbles enamelled coating, and the enamelled coating is optional layer, its thickness
Between 5-10um.
Relative to prior art, the beneficial effects of the utility model are：When the utility model LCDs is without being stressed,
The liquid crystal of three-layer-liquid crystal layer shows Focal conic state (FC states), and now incident ray is almost lossless passes through liquid crystal layer, completely by under
ITO PET layers 6 or the black coat of paint sponge, and whole liquid crystal display is in aterrimus.When pen writes in liquid crystal screen surfaces, pen
Pressure ITO pet layers 1 is bent, be expressed to liquid crystal layer, the liquid crystal molecule of three-layer-liquid crystal layer apply it is stressed
Position is converted to plane state (P states) by Focal conic state (FC states).Injected almost without the incident light of energy loss in liquid crystal layer, due to
The wavelength adaptation of red light, meets bragg's formula in the liquid crystal pitch P and visible ray of liquid crystal layer one, and then the first liquid crystal layer will
Red light is lossless in visible ray reflects away, and the light of other wavelength enters the second liquid crystal layer through the first liquid crystal layer.Equally,
The wavelength of cholesteric liquid crystal molecule pitch P in two liquid crystal layers and the green light in visible ray meets bragg's formula, now green
The visible reflectance of color wave band.Similarly, the light of the blue wavelength in liquid crystal layer reflection visible ray.First liquid crystal layer and the second liquid crystal
Layer, the red of the 3rd liquid crystal layer reflection, green, blue visible light are overlapped to be formed in white light injection user's eyes, in
Be user see be exactly white writing.Then black matrix wrongly written or mispronounced character is just shown.Similarly：By liquid crystal layer one, two, three layers of pitch
When being adjusted to follow Bragg's equation reflection green-yellow light, display screen back side japanning, the liquid crystal reflection green-yellow light of plane state, Jiao's cone
State scatters and transmitted light is absorbed by black matrix, obtains the effect of green word black matrix.When pitch is adjusted in Bragg reflection gold-tinted, back side bluing
Paint, the effect of blue bottom wrongly written or mispronounced character is obtained by the complementarity of chromaticity coordinates.The hand-written LCDs of the utility model is higher than degree, writing
It is bright, and writing surface and person's handwriting various colors are various.
Brief description of the drawings
Fig. 1 is the utility model liquid-crystal displaying screen structure schematic diagram.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
Refer to accompanying drawing 1, a kind of hand-written LCDs of the present utility model, the LCDs include from top to bottom according to
Secondary upper ITO pet layers 1, the liquid crystal layer being superimposed together, the upper ITO pet layers 1 include being from outside to inside antifouling film layer successively
101st, HC layers 102, frosted layer 103, transparent PET film layer 104, upper antireflection layer 105, upper ITO layer 106, following layer 107；It is described anti-
The dirty principal component of film layer 101 is silicon fluoride；The HC layers 102 are stiffening layer；The frosted layer 103 is in transparent PET film layer 104
Surface frosted processing, frosting is formed, the frosting is used to reduce reflection consumption of the ambient light in the liquid crystal display the superiors, anti-dazzle
Light；The transparent PET film layer 104 is all layers of carrier, and its case hardness level is pencil hardness HB levels, the transparent PET film
The thickness of layer 104 is between 99.9um~125.9um；The upper antireflection layer 105 is refracting layer, is injected for lifting ambient
Transmitance in screen；The upper ITO layer 106 is indium tin oxide layer, and its material is transparent conductive material, the upper ITO layer 106
Electric field is provided for liquid crystal molecule upset, its ITO square resistance is between 100-700 Europe；The following layer 107 is SiO2Layer.
The liquid crystal layer is provided with three layers, is the first liquid crystal layer 2, the second liquid crystal layer 3, the 3rd liquid crystal layer 4 respectively, and described
The upper surface of one liquid crystal layer 2 contacts with being plated in the following layer 107 of upper ITO pet layers；At the cholesteric liquid crystal of first liquid crystal layer 2
Among the parcel of polymer network, the thickness of this layer is between 2.5~3.5um；First liquid crystal layer 2 is in plane reflection state
When the long wavelength part reflected in visible ray, the wavelength of reflection includes the red wavelength and orange wavelength between 590nm-750nm.
The cholesteric liquid crystal of second liquid crystal layer 3 is among the parcel of polymer network, the thickness of this layer 2.5~3.5um it
Between；The medium wavelength part that second liquid crystal layer 3 is reflected in visible ray in plane reflection state, the wavelength of reflection include 495nm-
Green wavelength and yellow wavelengths between 590nm.The cholesteric liquid crystal of 3rd liquid crystal layer 4 is in the bag of polymer network
Among wrapping up in, the thickness of this layer is between 2.5~3.5um；3rd liquid crystal layer 4 is reflected in visible ray in plane reflection state
Medium wavelength part, the wavelength of reflection include blue wavelength and violet wavelength between 380nm-495nm.
The lower surface of 3rd liquid crystal layer 4 is fitted with high polymer layer 5；The high polymer layer 5 it is main
Composition is that the pre-polymer fraction in liquid crystal layer separates out to be formed, and its polymer monomer has certain viscosity, when liquid crystal injects just
Understand some to be attached on ITO surfaces through ultraviolet polymerization formation polymer foil, and remaining is distributed in the polymer list in box
Body forms 3 D stereo network through ultraviolet polymerization, the presence of this polymeric web network layers, can make the anti-in plane of cholesteric liquid crystal
Reflection peak extension during state is penetrated, strengthens the intensity of writing reflected light.
The lower surface of high polymer layer 5 is provided with lower ITO pet layers 6, and the lower ITO pet layers 6 include lower ITO layer
601st, lower antireflection layer 602, colored or transparent PET film layer 603.The lower ITO layer 601 is indium tin oxide layer, and its material is
Bright conductive material, the lower ITO layer 601 for cholesteric liquid crystal upset electric field is provided, its ITO square resistance 100-700 Europe it
Between；The lower antireflection layer 602 is refracting layer, and for reducing the reflection of the extraneous light for injecting bottom, light is all injected into bottom
Layer absorbs；Described colored or transparent PET film layer 603 is substrate layer.
Colored or transparent PET film layer 603 the layer scribbles enamelled coating 7, and the enamelled coating 7 is optional layer, and its thickness is in 5-
Between 10um.
The preparation method of the hand-written LCDs of the utility model, the preparation method comprise the following steps：
Step 1：The making of upper ITO pet layers 1, upper ITO pet layers 1 include from outside to inside be successively antifouling film layer 101,
HC layers 102, frosted layer 103, transparent PET film layer 104, upper antireflection layer 105, upper ITO layer 106, following layer 107；
The making of lower ITO pet layers 1, lower ITO pet layers are followed successively by lower ITO layer, lower antireflection layer, colour or saturating from top to bottom
Bright PET film layer；
Step 2：Liquid crystal slurry is filling, and liquid crystal slurry is filled into the liquid crystal cell being made up of bilevel ITO PET
In；
Step 3：Polymerization induced phase separation, liquid crystal layer is formed, while form high polymer layer；
Liquid crystal layer makes, and the liquid crystal layer is from top to bottom the first liquid crystal layer 2, the second liquid crystal layer 3, the 3rd liquid crystal layer successively
4；
The cholesteric liquid crystal of first liquid crystal layer 2 is among the parcel of polymer network, the thickness of this layer 2.5~
Between 3.5um；The long wavelength part that first liquid crystal layer 2 is reflected in visible ray in plane reflection state, the wavelength bag of reflection
Containing the red wavelength and orange wavelength between 590nm-750nm；
The cholesteric liquid crystal of second liquid crystal layer 3 is among the parcel of polymer network, the thickness of this layer 2.5~
Between 3.5um；The medium wavelength part that second liquid crystal layer 3 is reflected in visible ray in plane reflection state, the wavelength bag of reflection
Containing the green wavelength and yellow wavelengths between 495nm-590nm；
The cholesteric liquid crystal of 3rd liquid crystal layer 4 is among the parcel of polymer network, the thickness of this layer 2.5~
Between 3.5um；The medium wavelength part that 3rd liquid crystal layer 4 is reflected in visible ray in plane reflection state, the wavelength bag of reflection
Containing the blue wavelength and violet wavelength between 380nm-495nm；
High polymer layer is formed in the lower section of third layer liquid crystal layer.
When the utility model LCDs is without being stressed, the liquid crystal of three-layer-liquid crystal layer shows Focal conic state (FC states), this
When incident ray is almost lossless passes through liquid crystal layer, sponged completely by lower ITO pet layers 6 or the black coat of paint, whole liquid
Crystalline substance screen is in aterrimus.When pen writes in liquid crystal screen surfaces, the pressure of pen makes ITO pet layers 1 bend, and is expressed to liquid crystal
Layer, the liquid crystal molecule of three-layer-liquid crystal layer are converted to plane state (P states) applying stressed position by Focal conic state (FC states).Almost
The incident light of noenergy loss is injected in liquid crystal layer, due to the wavelength of red light in the liquid crystal pitch P and visible ray of liquid crystal layer one
Adaptation, meets bragg's formula, and then the first liquid crystal layer will be seen that in light that red light is lossless and reflect away, the light of other wavelength
Enter the second liquid crystal layer through the first liquid crystal layer.Equally, in the cholesteric liquid crystal molecule pitch P and visible ray in the second liquid crystal layer
The wavelength of green light meet bragg's formula, the now visible reflectance of green band.Similarly, in liquid crystal layer reflection visible ray
Blue wavelength light.First liquid crystal layer and the second liquid crystal layer, the red of the 3rd liquid crystal layer reflection, green, blue visible light enter
Row superposition forms white light and injected in user's eyes, and what then user saw is exactly the writing of white.Then just show black
Bottom wrongly written or mispronounced character.Similarly：When liquid crystal layer one, two, three layers of pitch regulated are reflected into green-yellow light to follow Bragg's equation, the display screen back of the body
Face japanning, the liquid crystal reflection green-yellow light of plane state, Focal conic state scattering and transmitted light are absorbed by black matrix, obtain the effect of green word black matrix
Fruit.When pitch is adjusted in Bragg reflection gold-tinted, back side bluing paint, the effect of blue bottom wrongly written or mispronounced character is obtained by the complementarity of chromaticity coordinates.This
The hand-written LCDs of utility model is higher than degree, writing is bright, and writing surface and person's handwriting various colors are various.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits patent model of the present utility model
Enclose, every equivalent structure made using the utility model specification and accompanying drawing content or equivalent flow conversion, or directly or
Connect and be used in other related technical fields, be similarly included in scope of patent protection of the present utility model.
Claims (8)
1. a kind of hand-written LCDs, the LCDs includes the upper ITO pet layers being superimposed together successively from top to bottom
(1), liquid crystal layer, it is characterised in that：The upper ITO pet layers (1) include being from outside to inside antifouling film layer (101), HC layers successively
(102), frosted layer (103), transparent PET film layer (104), upper antireflection layer (105), upper ITO layer (106), following layer (107)；
The liquid crystal layer is provided with three layers, is the first liquid crystal layer (2), the second liquid crystal layer (3), the 3rd liquid crystal layer (4) respectively, described
First liquid crystal layer (2) upper surface contacts with being plated in the following layer (107) of upper ITO pet layers (1)；
3rd liquid crystal layer (4) lower surface is fitted with high polymer layer (5)；
High polymer layer (5) lower surface is provided with lower ITO pet layers (6), and the lower ITO pet layers (6) include lower ITO
Layer (601), lower antireflection layer (602), colored or transparent PET film layer (603).
A kind of 2. hand-written LCDs according to claim 1, it is characterised in that：
Antifouling film layer (101) principal component is silicon fluoride；
The HC layers (102) are stiffening layer；
The frosted layer (103) is handled in the frosted of transparent PET film layer (104) upper surface, forms frosting, and the frosting is used for
The reflection that ambient light is reduced in the liquid crystal display the superiors consumes, anti-dazzle；
The transparent PET film layer (104) is all layers of carrier, and its case hardness level is pencil hardness HB levels, the transparent PET
The thickness of film layer (104) is between 99.9um~125.9um；
The upper antireflection layer (105) is refracting layer, the transmitance injected for lifting ambient in screen；
The upper ITO layer (106) is indium tin oxide layer, and the upper ITO layer (106) provides electric field for liquid crystal molecule upset, its ITO
Square resistance is between 100-700 Europe；
The following layer (107) is SiO2Layer.
A kind of 3. hand-written LCDs according to claim 1, it is characterised in that：First liquid crystal layer (2) is
The liquid crystal layer of red wavelength and orange wavelength between 590nm-750nm.
A kind of 4. hand-written LCDs according to claim 1, it is characterised in that：Second liquid crystal layer (3) is
The liquid crystal layer of green wavelength and yellow wavelengths between 495nm-590nm.
A kind of 5. hand-written LCDs according to claim 1, it is characterised in that：3rd liquid crystal layer (4) is
The liquid crystal layer of blue wavelength and violet wavelength between 380nm-495nm.
A kind of 6. hand-written LCDs according to claim 1, it is characterised in that：The high polymer layer (5)
It is to form polymer foil through ultraviolet polymerization on lower ITO pet layers (6) surface.
A kind of 7. hand-written LCDs according to claim 1, it is characterised in that：
The lower ITO layer (601) is indium tin oxide layer, and its material is transparent conductive material, and the lower ITO layer (601) is cholesteric
The upset of phase liquid crystal provides electric field, and its ITO square resistance is between 100-700 Europe；
The lower antireflection layer (602) is refracting layer, and for reducing the reflection of the extraneous light for injecting bottom, light is all injected
Bottom absorbs；
Described colored or transparent PET film layer (603) is substrate layer.
A kind of 8. hand-written LCDs according to claim 1, it is characterised in that：The colored or transparent PET film layer
(603) layer scribbles enamelled coating (7), and the enamelled coating (7) is optional layer, and its thickness is between 5-10um.
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| CN201720419207.1U CN206805090U (en) | 2017-04-20 | 2017-04-20 | A kind of hand-written LCDs |
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| CN201720419207.1U CN206805090U (en) | 2017-04-20 | 2017-04-20 | A kind of hand-written LCDs |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106980216A (en) * | 2017-04-20 | 2017-07-25 | 深圳市屏柔科技有限公司 | A kind of hand-written LCDs and preparation method thereof |
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- 2017-04-20 CN CN201720419207.1U patent/CN206805090U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106980216A (en) * | 2017-04-20 | 2017-07-25 | 深圳市屏柔科技有限公司 | A kind of hand-written LCDs and preparation method thereof |
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