CN207396937U - The color electric paper display screen made using cholesteric liquid crystal - Google Patents
The color electric paper display screen made using cholesteric liquid crystal Download PDFInfo
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- CN207396937U CN207396937U CN201721462520.XU CN201721462520U CN207396937U CN 207396937 U CN207396937 U CN 207396937U CN 201721462520 U CN201721462520 U CN 201721462520U CN 207396937 U CN207396937 U CN 207396937U
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Abstract
The utility model is the color electric paper display screen made using cholesteric liquid crystal, its structure includes " R " layer glass liquid crystal cell A, " G " layer glass liquid crystal cell B and " B " layer glass liquid crystal cell tri- layers of RGB glass cases of C, it is the two-sided glued membranes of OC2 between wherein " B " layer glass liquid crystal cell C and " G " layer glass liquid crystal cell B, is the two-sided glued membranes of OC1 between " G " layer glass liquid crystal cell B and " R " layer glass liquid crystal cell A.Advantage：1）The performance of alternative reflected light produces the light of the reflection trichromatic wavelength of RGB, by the way that the trichromatic circuits of RGB is controlled to realize color effect；2）CF color membrane substrates can be saved, are realized in itself using liquid crystal；3）It is simple for process, only make one layer, other two layers with method of the same race duplication.
Description
Technical field
The utility model is to refer to one kind in LCD MODULE designs and manufactures, special using cholesteric liquid crystal
Molecule arranging structure, the chromatic liquid crystal screen that can be produced with the performance of selective reflecting light belongs to liquid crystal display
Technical field.
Background technology
An information age is currently in, various information are filled in each corner of our life, are brought to us
Endless information and chance.So the medium for obtaining information is also required to the development to grow with each passing hour, to meet people's continuous improvement
Information requirement, traditional information carrier such as paper media such as newspaper, magazine are just subject to electronic medium（TV, computer, mobile phone etc.）
Impact.But electronic medium is in itself there is also some shortcomings, and if not portable, the shortcomings of power consumption is high.Electronic Paper goes out
Now some dawns are brought to the acquisition of information approach of people.Cholesteric liquid crystal has the flowing of liquid as other liquid crystal
Property, morphotropism, viscosity, and with crystal optics anisotropy, be a kind of extraordinary nonlinear optical material.Unlike
It has spiral helicine molecule arranging structure, the optical property that it is made to have general liquid crystal not have.Such as rotation effect, circular dichroism
Property, helical effect, grid matrix effect, memory effect etc. are moved back, and selective reflecting can then make it be shown as colored.Such method
The characteristics of：Using the special molecule arranging structure of cholesteric liquid crystal, can reflection RGB be produced with the performance of selective reflecting light
The light of trichromatic wavelength, by the way that the trichromatic circuits of RGB is controlled to realize color effect.It, can be with compared with conventional TFT
CF color membrane substrates are saved, are realized in itself using liquid crystal.In contrast simple for process, as long as making wherein one layer, other two layers can
To be replicated with method of the same race.
The content of the invention
The utility model proposes a kind of color electric paper display screen made using cholesteric liquid crystal, purpose is intended to
By the special construction with spiral helicine molecules align of cholesteric liquid crystal, there is the optical performance of rotation effect using liquid crystal
Make color electric paper display screen.
The technical solution of the utility model:The color electric paper display screen made using cholesteric liquid crystal, structure are included
Three layers of RGB glass cases, three layers of RGB glass cases are " R " layer glass liquid crystal cell A, " G " layer glass liquid crystal cell B and " B " layer glass
Liquid crystal cell C, wherein be the two-sided glued membranes 16 of OC2 between " B " layer glass liquid crystal cell C and " G " layer glass liquid crystal cell B, " G " layer glass metal
It is the two-sided glued membranes 15 of OC1 between brilliant box B and " R " layer glass liquid crystal cell A.
The advantages of the utility model：It, can be with selective reflecting light using the special molecule arranging structure of cholesteric liquid crystal
Performance produces the light of the reflection trichromatic wavelength of RGB, by the way that the trichromatic circuits of RGB is controlled to realize color effect.With
Conventional TFT is compared, and can be saved CF color membrane substrates, be realized in itself using liquid crystal.In contrast it is simple for process, as long as making it
In one layer, can be replicated with method of the same race for other two layers.
Description of the drawings
Attached drawing 1 is the structure diagram of the color electric paper display screen made using cholesteric liquid crystal.
1 in attached drawing it is upper ito glass, 2 be frame glue, 3 be upper ITO layer, 4 be upper alignment film, 5 be pad, 6 is lower ITO
Layer, 7 be lower alignment film, 8 be lower ito glass, 9 be R ACF, 10 be R FPC, 11 be G ACF, 12 be G FPC, 13 be B ACF,
14 it is B FPC, 15 be the two-sided glued membranes of OC1,16 be the two-sided glued membranes of OC2,17 be 650 nm cholesteric liquid crystals, 18 is 550 nm cholesterics
Phase liquid crystal, 19 are 440 nm cholesteric liquid crystals.
Specific embodiment
As shown in Figure 1, the color electric paper display screen made using cholesteric liquid crystal, structure includes three layers of RGB glass
Box, three layers of RGB glass cases are " R " layer glass liquid crystal cell A, " G " layer glass liquid crystal cell B and " B " layer glass liquid crystal cell C,
In be the two-sided glued membranes 16 of OC2 between " B " layer glass liquid crystal cell C and " G " layer glass liquid crystal cell B, " G " layer glass liquid crystal cell B and " R "
It is the two-sided glued membranes 15 of OC1 between layer glass liquid crystal cell A.
" R " the layer liquid crystal display cell, structure include upper ito glass 1, lower ito glass 8, frame glue 2 and pad 5, wherein
Upper ito glass 1, lower ito glass 8 are fixed by frame glue 2 and pad 5.
The thickness of " R " layer glass liquid crystal cell is 5.8 um.
It is upper ITO layers 3 under the upper ito glass 1, is lower ITO layer 6, upper ITO layer 3 and lower ITO layer on lower ito glass 8
It is cholesteric liquid crystal 17 between 6, the wavelength of the cholesteric liquid crystal 17 is 650 nm.
The upper ITO layer 3 is etched into required desirable pattern with lower ITO layer 6, is applied on upper ito glass 1 and lower ito glass 8
It is furnished with alignment film 4 and lower alignment film 7.
Flexible circuit board R FPC10 are bound by anisotropy conductiving glue R ACF9 on lower ito glass 8, are formed
" R " layer glass liquid crystal cell.
It is upper in " G " the layer liquid crystal display cell and " B " layer liquid crystal display cell to be separately added into wavelength between ITO layer and lower ITO layer
550 nm cholesteric liquid crystals 18 and 440 nm cholesteric liquid crystals 19, and respectively with anisotropy conductiving glue G ACF11 and
BACF13 binding flexible circuit board G FPC12 and B FPC14.
Embodiment
The method for making color electric paper display screen, includes the following steps：
（1）Make " R " layer glass liquid crystal cell
1）It is etched respectively by exposing on two pieces of ito glasses, forms required pattern on the ito layer；
2）Coating of liquid crystalline alignment liquid SE3310, thickness are in the ITO layer for the ito glass that two pieces have been carved ITO pattern
700 angstroms, it is heated to 220oC forms liquid crystal orienting film after curing.Then rubbed with friction cloth on alignment film and form groove；
3）In glass surrounding silk-screen printing top frame glue XN-5A-C, thickness is 10 microns, and it is straight that 5.8 um are sprayed on glass
The pad SP-206 in footpath, density are 150/mm2, by two pieces of glass gluings together.180 degree hot pressing, which is burnt till, consolidates frame adhesive
Change；
4）The liquid crystal injecting port of the liquid crystal sylphon formed after hardening injects cholesteric liquid crystal using vacuum impregnation
HRD650-000.Inlet is coated into sealing compound 3781, then ultra-violet curing；
5）With ultrasonic wave cleaning solution is added to clean up the liquid crystal cell for having been injected into liquid crystal, pass through anisotropy conductiving glue item
ACF CP9731 binding FPC R.
（2）Make " G " layer glass liquid crystal cell
1）With the above step 1 for making " R " layer glass liquid crystal cassette method）、2）、3）；
2）The liquid crystal injecting port of the liquid crystal sylphon formed after hardening injects cholesteric liquid crystal using vacuum impregnation
Inlet is coated sealing compound 3781, then ultra-violet curing by HRD550-000；
3）With ultrasonic wave cleaning solution is added to clean up the liquid crystal cell for having been injected into liquid crystal, pass through anisotropy conductiving glue item
ACF CP9731 binding FPC G.
（3）Make " B " layer glass liquid crystal cell
1）" R " layer glass liquid crystal cassette method step 1 is made with above）、2）、3）；
2）The liquid crystal injecting port of the liquid crystal sylphon formed after hardening injects cholesteric liquid crystal using vacuum impregnation
HRD440-000.Inlet is coated into sealing compound 3781, then ultra-violet curing；
3）With ultrasonic wave cleaning solution is added to clean up the liquid crystal cell for having been injected into liquid crystal, pass through anisotropy conductiving glue item
ACF CP9731 binding FPC B.
（4）" R " the layer glass liquid crystal cell made, " G " layer glass liquid crystal cell, " B " layer glass liquid crystal cell is double by OC1
Face glued membrane 15 and the two-sided glued membranes 16 of OC2 are pasted into color electric paper display screen made of cholesteric liquid crystal.
Claims (7)
1. the color electric paper display screen made using cholesteric liquid crystal, it is characterized in that including three layers of RGB glass cases, described three
Layer RGB glass cases are " R " layer glass liquid crystal cell A, " G " layer glass liquid crystal cell B and " B " layer glass liquid crystal cell C, wherein " B " layer glass
It is the two-sided glued membranes of OC2, " G " layer glass liquid crystal cell B and " R " layer glass liquid crystal cell between glass liquid crystal cell C and " G " layer glass liquid crystal cell B
It is the two-sided glued membranes of OC1 between A.
2. the color electric paper display screen according to claim 1 made using cholesteric liquid crystal, it is characterized in that " R "
Layer liquid crystal display cell, structure include upper ito glass, lower ito glass, frame glue and pad, wherein upper ito glass, lower ito glass
It is fixed by frame glue and pad.
3. the color electric paper display screen according to claim 2 made using cholesteric liquid crystal, it is characterized in that on described
It is ITO layers upper under ito glass, is lower ITO layer on lower ito glass, is that wavelength is 650 nm courages between upper ITO layer and lower ITO layer
Steroid phase liquid crystal.
4. the color electric paper display screen according to claim 2 made using cholesteric liquid crystal, it is characterized in that upper ITO glass
Alignment film and lower alignment film are scribbled on glass and lower ito glass.
5. the color electric paper display screen according to claim 4 made using cholesteric liquid crystal, it is characterized in that described
Lower ito glass binds flexible circuit board by anisotropy conductiving glue item.
6. the color electric paper display screen according to claim 1 made using cholesteric liquid crystal, it is characterized in that described
The thickness of " R " layer liquid crystal display cell is 5.8 um.
7. the color electric paper display screen according to claim 1 made using cholesteric liquid crystal, it is characterized in that described
It is upper in " G " layer liquid crystal display cell and " B " layer liquid crystal display cell that 550 nm cholesteric phases of wavelength are separately added between ITO layer and lower ITO layer
Liquid crystal and 440 nm cholesteric liquid crystals, and flexible circuit board G is bound by anisotropy conductiving glue G ACF and BACF respectively
FPC and B FPC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721462520.XU CN207396937U (en) | 2017-11-06 | 2017-11-06 | The color electric paper display screen made using cholesteric liquid crystal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721462520.XU CN207396937U (en) | 2017-11-06 | 2017-11-06 | The color electric paper display screen made using cholesteric liquid crystal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207396937U true CN207396937U (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721462520.XU Expired - Fee Related CN207396937U (en) | 2017-11-06 | 2017-11-06 | The color electric paper display screen made using cholesteric liquid crystal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207396937U (en) |
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2017
- 2017-11-06 CN CN201721462520.XU patent/CN207396937U/en not_active Expired - Fee Related
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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: 20210220 Address after: 210046 No.601 Xianlin Avenue, Nanjing Economic and Technological Development Zone, Jiangsu Province Patentee after: NANJING CEC PANDA LCD TECHNOLOGY Co.,Ltd. Address before: No.19 Hengtong Avenue, Nanjing Economic Development Zone, Jiangsu 210038 Patentee before: NANJING HUARI TOUCH CONTROL DISPLAY SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20211106 |