CN206096691U - Changeable intelligent display complex film in visual angle - Google Patents
Changeable intelligent display complex film in visual angle Download PDFInfo
- Publication number
- CN206096691U CN206096691U CN201621138713.5U CN201621138713U CN206096691U CN 206096691 U CN206096691 U CN 206096691U CN 201621138713 U CN201621138713 U CN 201621138713U CN 206096691 U CN206096691 U CN 206096691U
- Authority
- CN
- China
- Prior art keywords
- layer
- visual angle
- composite membrane
- intelligent display
- changeable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model discloses a changeable intelligent display complex film in visual angle, the structure of complex film includes: what top -down set gradually is first from type guarantor film protective layer (100), anti -dazzle light -absorbing coating (101), the 1st PET layer (102), the first oxidative indium tin conducting layer (103), polymer dispersed liquid crystal layer (104), the 2nd indium tin oxide conducting layer (105), the 2nd PET layer (106), optics level glue film (107), ultra tiny shutter layer (108), film protective layer (110) is protected from the type to the 3rd PET layer (109) and second. The utility model discloses a 0~10V of driving voltage AC of changeable intelligent display complex film in visual angle, is the film thickness 500 600 mu m, wide viewing angle attitude luminousness can reach more than 75%, and narrow visual angle attitude luminousness can reach more than 90%, can be applied to visual display fields such as computer, smart mobile phone and ATM display screen.
Description
Technical field
This utility model is related to a kind of changeable intelligent display composite membrane in visual angle, is applied to smart mobile phone, flat pannel display etc.
Optics display field.
Background technology
In display technology field, requirement of the people to wide viewing angle during liquid crystal indicator display information under different occasions
Difference, people can realize confidentiality during liquid crystal display using the liquid crystal display with narrow viewing angle, and utilize and regarded with width
The liquid crystal indicator at angle is meeting the requirement that many people's multi-angles watch liquid crystal indicator display information simultaneously.Although wide viewing angle
It is extremely important to liquid crystal display, but in some application scenarios, such as withdrawal, Password Input, viewing personal information etc., wide viewing angle is special
Property cannot but take into account privacy, thus in the urgent need to one kind can according to use occasion and user need adjustable visual angle width from
And realize the changeable product in visual angle of peep-proof function.
At present in lcd technology, director backlight technology is capable of achieving the switching at width visual angle, but the technology is to leading
The making of tabula rasa and the requirement of Rhizoma Dioscoreae (peeled) (LED lighting Bar) are high, and general backlight manufacturer is more difficult to meet design requirement.
Existing CN 205405002 U, CN 103605237 B, CN 204790254 the patented technology such as U have disclosure to regard
Application of the changeable diffusion sheet in angle in liquid crystal display, but the preparation method with the changeable diffusion sheet in liquid crystal display visual angle is also not
There is technology to disclose.The switching between wide viewing angle and narrow viewing angle can not be realized in prior art in same liquid crystal indicator,
The demand that user shows to liquid crystal indicator variation can not be met.
Utility model content
The purpose of this utility model is to provide a kind of changeable intelligent display composite membrane in visual angle, is ensureing thin-film material electric light
On the premise of characteristic, realize that there is high transmission rate, low voltage drive and display film application characteristic, Ke Yishi under wide viewing angle state
The switching between wide viewing angle and narrow viewing angle under existing dispaly state.
To reach above-mentioned purpose, this utility model employs following technical scheme：
A kind of changeable intelligent display composite membrane in visual angle, the structure of the composite membrane includes：Set gradually from top to bottom
First release protection film layer 100, Anti Glare Coatings 101, the first pet layer 102, the first conductive indium-tin oxide layer 103, polymer point
Dispersion liquid crystal layer 104, the second conductive indium-tin oxide layer 105, the second pet layer 106, optical grade glue-line 107, ultra tiny BAIYE window layer
108th, the 3rd pet layer 109 and the second release protection film layer 110.
Further, self-adhesive layer 111 is set between the release protection film layer 110 of the 3rd pet layer 109 and second.
Preferably, described Anti Glare Coatings can reduce direct reflection, reach the effect of anti-dazzle.
Preferably, the liquid crystal in described polymer dispersed liquid crystal layer is nematic crystal, and polymer is acrylate list
Body, polymer dispersed liquid crystal layer is polymerized by nematic crystal and acrylate monomer Jing 365nm UV illumination.Power up outside
Off field, the light transmittance and visual perspective scope of the changeable intelligent display composite membrane of adjustable viewing angle.
Preferably, described ultra tiny BAIYE window layer, light forms ± 30 degree of narrow viewing angle display effects through after.
Preferably, the changeable intelligent display composite membrane in described visual angle can be switched between wide viewing angle and narrow viewing angle,
It is wide viewing angle under obstructed electricity condition, visual angle size is ± 60 degree；It is in the energized state narrow viewing angle, visual angle size is ± 30
Degree；By adjusting applied voltage size, and then composite membrane being adjusted between wide viewing angle and narrow viewing angle can be made.
Preferably, the first described pet layer, the second pet layer, the first indium tin oxide layer and the second indium tin oxide layer and poly-
The refractive index close of compound dispersing liquid crystal layer, between 1.45-1.5.
Preferably, the overall refractive index of the changeable intelligent display composite membrane in described visual angle has adjustable, and shows
Other optics show that film has matching in backlight module.
Preferably, the driving voltage 0～10V of AC of the changeable intelligent display composite membrane in described visual angle, film thickness is 500-
600 μm, wide viewing angle state light transmittance is up to more than 75%, and narrow viewing angle state light transmittance is special with good display up to more than 90%
Property, can be applicable to the optics display field such as computer, smart mobile phone and ATM display.
PDLC is a kind of photoelectric respone material in the changeable intelligent display composite membrane in visual angle of the present utility model
Material, liquid crystal droplet is dispersed in polymeric matrix in the switchable film of visual angle, and under DC Electric Field, visual angle is changeable
Film completes the mutual conversion the narrow viewing angle by not powered wide viewing angle to power-up, can reach and has height under wide viewing angle state
Light transmittance, the switchable demand in ultra-thin visual angle.
Description of the drawings
Fig. 1 is the sectional structure chart of the changeable intelligent display composite membrane in visual angle of embodiment 1.
Fig. 2 is the wide and narrow viewing angle modes structure principle chart of the changeable intelligent display composite membrane in visual angle of embodiment 1.
Fig. 3 is that the visual angle-brightness of the changeable intelligent display composite membrane in visual angle of embodiment 1 in display backlight module is bent
Line.
Fig. 4 is the sectional structure chart of the changeable intelligent display composite membrane in visual angle of embodiment 2.
Fig. 5 is that the visual angle-brightness of the changeable intelligent display composite membrane in visual angle of embodiment 2 in display backlight module is bent
Line.
Reference：
100th, the first release protection film layer；101st, Anti Glare Coatings；102nd, the first pet layer；103rd, the first tin indium oxide is led
Electric layer；104th, polymer dispersed liquid crystal layer；105th, the second conductive indium-tin oxide layer；106th, the second pet layer；107th, optical grade glue
Layer；108th, ultra tiny BAIYE window layer；109th, the 3rd pet layer；110th, the second release protection film layer；111st, self-adhesive layer.
Specific embodiment
Following examples will be helpful to those skilled in the art and further understand this utility model, but not in any form
Limit this utility model.It should be pointed out that to those skilled in the art, conceiving without departing from this utility model
On the premise of, some deformations and improvement can also be made, these belong to protection domain of the present utility model.Below in conjunction with the accompanying drawings
And specific embodiment is described in detail to this utility model.
Embodiment 1：
Fig. 1 shows the changeable intelligent display composite membrane sectional structure chart in the visual angle of present embodiment.As shown in figure 1, institute
Stating composite membrane includes：First release protection film layer 100, Anti Glare Coatings 101, the first pet layer 102, the first tin indium oxide are conductive
It is layer 103, polymer dispersed liquid crystal layer 104, the second conductive indium-tin oxide layer 105, the second pet layer 106, optical grade glue-line 107, super
Fine BAIYE window layer 108, the 3rd pet layer 109 and the second release protection film layer 110；It is release that Anti Glare Coatings 101 are arranged at first
Under protection film layer 100, the first pet layer 102 is arranged under Anti Glare Coatings 101, and the first conductive indium-tin oxide layer 103 is arranged
Under the first pet layer 102；Polymer dispersed liquid crystal layer 104 is arranged under the first conductive indium-tin oxide layer 103, polymer
Liquid crystal layer includes liquid crystal droplet, and described polymer dispersed liquid crystal layer is by nematic crystal and acrylate monomer Jing 365nm UV
It is polymerized；Second conductive indium-tin oxide layer 105 is arranged under polymer dispersed liquid crystal layer 104, and the second pet layer 106 is arranged
Under the second conductive indium-tin oxide layer 105, optical grade glue-line 107 is arranged under the second pet layer 106, ultra tiny shutter
Layer 108 is arranged under optical grade glue-line 107, and the 3rd pet layer 109 is arranged under ultra tiny BAIYE window layer 108, and second is release
Protection film layer 110 is arranged under the 3rd pet layer 109.
When not powered, backlight light enters back into polymer through narrow viewing angle is formed after ultra tiny BAIYE window layer 108
Dispersing liquid crystal layer 104, is acted on by liquid crystal layer light scattering and is uniformly scatter, and it is in wide viewing angle pattern to make through light；Power-up condition
Under, backlight light enters back into polymer dispersed liquid crystal layer through narrow viewing angle, light is formed after ultra tiny BAIYE window layer 108
104, it is directed through and is not acted on by liquid crystal layer light scattering, in narrow viewing angle pattern.The width of the changeable intelligent display composite membrane in visual angle
Narrow viewing angle mode configuration schematic diagram is as shown in Figure 2.
The changeable intelligent display composite membrane in visual angle, its thickness is measured for 500 microns, with the increasing of voltage using micrometer
Plus, its transmitance is continuously increased, and light transmittance is 78% under light scattering state, and light transmittance is 92% under clear state, and driving voltage can be low
To 8V.
The changeable intelligent display composite membrane in visual angle, its visual angle-brightness curve such as Fig. 3 are added in LCD backlight module
Shown, with the change of driving voltage, the changeable intelligent display composite membrane in visual angle serves the work of wide viewing angle and narrow viewing angle switching
Use effect.
Embodiment 2：
Fig. 4 shows a kind of changeable intelligent display composite membrane sectional structure chart in the self-adhesive type visual angle of present embodiment.Such as
Shown in Fig. 4, the composite membrane includes：First release protection film layer 100, Anti Glare Coatings 101, the first pet layer 102, the first oxygen
Change indium stannum conductive layer 103, polymer dispersed liquid crystal layer 104, the second conductive indium-tin oxide layer 105, the second pet layer 106, optical grade
Glue-line 107, ultra tiny BAIYE window layer 108, the 3rd pet layer 109, the second release protection film layer 110 and self-adhesive layer 111.Anti-dazzle
Coating 101 is arranged under the first release protection film layer 100, and the first pet layer 102 is arranged under Anti Glare Coatings 101, and first
Conductive indium-tin oxide layer 103 is arranged under the first pet layer 102；Polymer dispersed liquid crystal layer 104 is arranged at the first tin indium oxide
Under conductive layer 103, polymerised liquid crystal layer includes liquid crystal droplet, and described polymer dispersed liquid crystal layer is by nematic crystal and third
Olefin(e) acid ester monomer Jing 365nm UV are polymerized；Second conductive indium-tin oxide layer 105 be arranged at polymer dispersed liquid crystal layer 104 it
Under, the second pet layer 106 is arranged under the second conductive indium-tin oxide layer 105, and optical grade glue-line 107 is arranged at the second pet layer
Under 106, ultra tiny BAIYE window layer 108 is arranged under optical grade glue-line 107, and the 3rd pet layer 109 is arranged at ultra tiny BAIYE
Under window layer 108, self-adhesive layer 111 is arranged under the 3rd pet layer 109, and the second release protection film layer 110 is arranged at self-adhesion
Under layer 111.
When not powered, backlight light enters back into polymer through narrow viewing angle is formed after ultra tiny BAIYE window layer 108
Dispersing liquid crystal layer 104, is acted on by liquid crystal layer light scattering and is uniformly scatter, and is made through light in wide viewing angle pattern, power-up condition
Under, backlight light enters back into polymer dispersed liquid crystal layer through narrow viewing angle, light is formed after ultra tiny BAIYE window layer 108
104, it is directed through and is not acted on by liquid crystal layer light scattering, in narrow viewing angle pattern.
The compound film base material refractive index of the changeable intelligent display in visual angle is 1.52, and the refractive index of polymer dispersed liquid crystal layer is
1.50, overall refractive index matches with backlight module blooming, and the refractive index of visual angle switchable film can be adjusted by material choice
It is whole, using micrometer its thickness is measured for 600 microns, with the increase of voltage, its transmitance is continuously increased, when not powered, light
Light transmittance is 76% under scattering states, and after power-up, light transmittance is 90% under clear state, and driving voltage can as little as 10V.
The changeable intelligent display composite membrane in visual angle, its visual angle-brightness curve such as Fig. 5 are added in LCD backlight module
Shown, with the change of driving voltage, its visual perspective has certain change, the effect with visual angle adjustment.In liquid crystal
Show and its visual angle-brightness curve is measured in backlight module as shown in figure 5, with the change of driving voltage, the changeable intelligence in visual angle shows
Show that composite membrane serves the action effect of wide viewing angle and narrow viewing angle switching.
A kind of changeable intelligent display composite membrane in visual angle provided by the utility model, its refractive index has adjustable,
Show that film has matching with other optics in display backlight module, do not cause light quality to affect display backlight effect, with good
Good display characteristic, can be applicable to the optics display field such as computer, smart mobile phone, ATM display.
Although being illustrated to this utility model with reference to accompanying drawing, the embodiment disclosed in accompanying drawing is intended to this practicality
New preferred implementation is illustrative, and it is not intended that to a kind of restriction of the present utility model.
Although some embodiments of this utility model general plotting have been shown and have illustrated, those of ordinary skill in the art will
Understand, in the case of the principle and spirit conceived without departing substantially from this overall utility model, these embodiments can be made a change, this
The scope of utility model is limited with claim and their equivalent.
Claims (8)
1. the changeable intelligent display composite membrane in a kind of visual angle, it is characterised in that the structure of the composite membrane includes：From top to bottom according to
First release protection film layer (100) of secondary setting, Anti Glare Coatings (101), the first pet layer (102), the first tin indium oxide are conductive
Layer (103), polymer dispersed liquid crystal layer (104), the second conductive indium-tin oxide layer (105), the second pet layer (106), optical grade glue
Layer (107), ultra tiny BAIYE window layer (108), the 3rd pet layer (109) and the second release protection film layer (110).
2. the changeable intelligent display composite membrane in visual angle according to claim 1, it is characterised in that the 3rd pet layer
(109) self-adhesive layer (111) is set and the second release protection film layer (110) between.
3. the changeable intelligent display composite membrane in visual angle according to claim 1 and 2, it is characterised in that described polymer
Dispersing liquid crystal layer is polymerized by nematic crystal and acrylate monomer Jing UV illumination.
4. the changeable intelligent display composite membrane in visual angle according to claim 1 and 2, it is characterised in that light passes through ultra micro
± 30 degree of narrow viewing angle display effects are formed after thin BAIYE window layer.
5. the changeable intelligent display composite membrane in visual angle according to claim 1 and 2, it is characterised in that a described PET
The refractive index close of layer, the second pet layer, the first indium tin oxide layer and the second indium tin oxide layer and polymer dispersed liquid crystal layer,
Between 1.45-1.5.
6. the changeable intelligent display composite membrane in visual angle according to claim 1 and 2, it is characterised in that described visual angle can
Switching intelligent display composite membrane is wide viewing angle under obstructed electricity condition, and visual angle size is ± 60 degree；Regard for narrow in the energized state
Angle, visual angle size is ± 30 degree.
7. the changeable intelligent display composite membrane in visual angle according to claim 1 and 2, it is characterised in that described visual angle can
Wide viewing angle state light transmittance >=75% of switching intelligent display composite membrane, narrow viewing angle state light transmittance >=90%.
8. the changeable intelligent display composite membrane in visual angle according to claim 1 and 2, it is characterised in that described visual angle can
Driving voltage 0～the 10V of AC of switching intelligent display composite membrane, film thickness is 500-600 μm.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621138713.5U CN206096691U (en) | 2016-10-19 | 2016-10-19 | Changeable intelligent display complex film in visual angle |
| PCT/CN2017/078916 WO2018072399A1 (en) | 2016-10-19 | 2017-03-31 | Method for preparing intelligent display film having switchable viewing angle and composite film containing display film |
| US16/342,098 US20190258097A1 (en) | 2016-10-19 | 2017-03-31 | Method for preparing intelligent display film having switchable viewing angle and composite film containing display film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621138713.5U CN206096691U (en) | 2016-10-19 | 2016-10-19 | Changeable intelligent display complex film in visual angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206096691U true CN206096691U (en) | 2017-04-12 |
Family
ID=59975572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621138713.5U Active CN206096691U (en) | 2016-10-19 | 2016-10-19 | Changeable intelligent display complex film in visual angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206096691U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108549173A (en) * | 2018-03-05 | 2018-09-18 | 昆山龙腾光电有限公司 | Backlight module, liquid crystal display device and driving method |
| CN111679481A (en) * | 2020-06-24 | 2020-09-18 | 扬州晶彩光电科技有限公司 | Electric control peep-proof film and preparation method thereof |
-
2016
- 2016-10-19 CN CN201621138713.5U patent/CN206096691U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108549173A (en) * | 2018-03-05 | 2018-09-18 | 昆山龙腾光电有限公司 | Backlight module, liquid crystal display device and driving method |
| CN111679481A (en) * | 2020-06-24 | 2020-09-18 | 扬州晶彩光电科技有限公司 | Electric control peep-proof film and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10101617B2 (en) | Transparent electrode for electronic displays | |
| US9229253B2 (en) | Electronically switchable privacy film and display device having same | |
| TWI575263B (en) | Electronically switchable privacy film and display device having same | |
| US9207485B2 (en) | Flexible transparent liquid crystal display and method for preparing same | |
| Jinqian et al. | Polymer dispersed liquid crystals doped with CeO2 nanoparticles for the smart window | |
| CN208027034U (en) | A kind of visual angle switchable film | |
| CN204855992U (en) | Liquid crystal display module and liquid crystal disply device | |
| CN106597727A (en) | Electronic control dimming film with adjustable angle scope of transmission light | |
| CN103109213A (en) | Light-diffusing element, polarizing plate having light-diffusing element attached thereto, polarizing element, and liquid crystal display device equipped with those components | |
| CN106632883B (en) | Preparation method of intelligent display film with switchable visual angle | |
| CN105807485A (en) | Liquid crystal display module, device and control method | |
| US20190258097A1 (en) | Method for preparing intelligent display film having switchable viewing angle and composite film containing display film | |
| CN205263429U (en) | Visual peep -proof liquid crystal display module under sunshine | |
| CN104246543A (en) | Viewing angle limiting sheet and flat panel display | |
| CN105906762A (en) | Low-voltage-driven mercaptan-containing polymer dispersed liquid crystal thin film material and preparation method of same | |
| CN206096691U (en) | Changeable intelligent display complex film in visual angle | |
| CN108803112A (en) | Two-sided liquid crystal display panel, display with double faces | |
| EP3936929A1 (en) | Optical modulation element | |
| CN207976670U (en) | A kind of visible angle transformation film | |
| CN205485196U (en) | Liquid crystal display module that can show under sunshine | |
| CN218995834U (en) | PDLC dimming film | |
| KR20140024642A (en) | Transparent display with excellent visibility using pdlc film | |
| CN212207922U (en) | Adjustable backlight module assembly | |
| CN113741074B (en) | Liquid crystal dimming glass module, liquid crystal dimming glass and preparation method | |
| WO2023199989A1 (en) | Light dimming device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220321 Address after: 452385 group 12, Shengou village, Chaohua Town, Xinmi City, Zhengzhou City, Henan Province Patentee after: Henan Ruitai energy saving new technology Co.,Ltd. Address before: Room 2511, floor 5, Mudan Chuangye building, No. 2 Huayuan Road, Haidian District, Beijing 100191 Patentee before: BEIJING CAVISION PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |