CN107783338A - A kind of quantum dot liquid crystal display device - Google Patents
A kind of quantum dot liquid crystal display device Download PDFInfo
- Publication number
- CN107783338A CN107783338A CN201710839246.1A CN201710839246A CN107783338A CN 107783338 A CN107783338 A CN 107783338A CN 201710839246 A CN201710839246 A CN 201710839246A CN 107783338 A CN107783338 A CN 107783338A
- Authority
- CN
- China
- Prior art keywords
- quantum dot
- liquid crystal
- crystal display
- blocking block
- display device
- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention relates to display technology field, more particularly to a kind of quantum dot liquid crystal display device.A kind of quantum dot liquid crystal display device of the present invention, including：Liquid crystal display panel and the backlight module below liquid crystal display panel；The liquid crystal display device sets quantum dot polaroid corresponding with color blocking block on liquid crystal display panel, can lift the colour gamut of liquid crystal display device, optimizes the display effect of liquid crystal display device.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of quantum dot liquid crystal display device.
Background technology
Liquid crystal display (Liquid Crystal Display, LCD) is because with high image quality, power saving, fuselage is thin and applies
The advantages that scope is wide, and it is widely used in mobile phone, TV, personal digital assistant, digital camera, notebook computer, desk-top
The various consumption electronic products such as computer, turn into the main flow in display device.The color gamut levels of existing liquid crystal display compared with
Low, viewing effect is bad.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of quantum dot liquid crystal display device, can lift liquid crystal display dress
The colour gamut put, optimize the display effect of liquid crystal display device.Meanwhile present invention also offers a kind of quantum dot liquid crystal display device
Quantum dot polarizer component and its processing technology.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of quantum dot liquid crystal display device, bag
Include：Liquid crystal display panel and the backlight module below liquid crystal display panel；
The liquid crystal display panel includes：The array base palte and color membrane substrates that are oppositely arranged, located at the array base palte and
Liquid crystal layer between color membrane substrates and the quantum dot polarisation located at side of the color membrane substrates away from the array base palte
Piece；The color membrane substrates include：First underlay substrate, located at first underlay substrate close to the side of the array base palte
Multiple color blocking blocks of array base palte, the black matrix" for separating the color blocking block, located at the color blocking block and black matrix" close to institute
State the public electrode and the gap spacer material of the support color membrane substrates and array base palte of the side of array base palte；The battle array
Row substrate includes：Second underlay substrate and stack gradually in second underlay substrate close to the side of the color membrane substrates
TFT layer, passivation layer and pixel electrode layer；
The multiple color blocking block includes：Red color resistance block, green color blocking block and blue color blocking block, the quantum dot polarisation
Piece includes：The first quantum dot region corresponding with the red color resistance block, the second quantum dot region corresponding with the green color blocking block,
And the 3rd quantum dot region corresponding with the blue color blocking block；
The light that the backlight module is sent is ultraviolet light, first quantum dot region, the second quantum dot region and the 3rd amount
Zi Dian areas send feux rouges, green glow and blue light respectively under the exciting of ultraviolet light.
The gap spacer material includes：Main spacer material and auxiliary spacer material, the height of the main spacer material is more than described auxiliary
Help spacer material.
The TFT layer includes：Active layer, the covering active layer and the second substrate on second underlay substrate
First insulating barrier of substrate, the grid on first insulating barrier and scan line, the covering grid, scan line and the
Second insulating barrier of one insulating barrier and source electrode, drain electrode and scan line on second insulating barrier, the source electrode and
Drain electrode passes through the first via through first insulating barrier and the second insulating barrier and the both ends of the second via and active layer respectively
Contact, the pixel electrode pass through the 3rd via through the passivation layer and the drain contact.
A kind of quantum dot polarizer component of quantum dot liquid crystal display device, located at one of color membrane substrates away from array base palte
Side, including the first quantum dot region corresponding with red color resistance block, the second quantum dot region corresponding with green color blocking block and with indigo plant
3rd quantum dot region corresponding to color color blocking block.
A kind of processing technology of the quantum dot polarizer component of quantum dot liquid crystal display device, step are as follows：
1), structure and process respectively
Quantum dot polarizer component, located at side of the color membrane substrates away from array base palte, including it is corresponding with red color resistance block
The first quantum dot region, the second quantum dot region corresponding with green color blocking block and the 3rd quantum corresponding with blue color blocking block
Point area；
The processing of quantum dot polarizer component performs according to prior art；
2), pre-process
Using electrostatic spraying mode, pretreatment fluid is sprayed to the outer surface of quantum dot polarizer component, after spraying terminates, room
Temperature is placed more than 48 hours；
The component of pretreatment fluid is：4.5 parts of trimellitate, 5.5 parts of BTA, 15.5 parts of acetic anhydride, methyl-prop
25 parts of e pioic acid methyl ester, 1.5 parts of taxol；
The processing method of pretreatment fluid is：In kettle is prepared, raw material is sequentially added, 60 DEG C is then heated to, is stirred 3
Hour, regulation pH value in reaction to 7.5；
3), subsequent treatment
Pretreated sub- point polarizer component is placed in closed container vacuumize holding 2 hours, then pressure release, take
Go out；Put it into air dry oven and dry 1 hour again, temperature is 40 DEG C；Finally it is cooled to 5 DEG C of the speed of cooling per hour
Room temperature.
Advantage for present invention is with effect：
1) a kind of, quantum dot liquid crystal display device of the invention, including：Liquid crystal display panel and located at liquid crystal display
Backlight module below panel；The liquid crystal display device sets quantum dot polarisation corresponding with color blocking block on liquid crystal display panel
Piece, the colour gamut of liquid crystal display device can be lifted, optimize the display effect of liquid crystal display device.
2), the quantum dot polarizer component and its processing technology of a kind of quantum dot liquid crystal display device of the invention, passes through
Pretreatment and subsequent treatment make the service life of sub- point polarizer component significantly be extended, more preferable, the group that product quality becomes
The optical property of part is more preferably.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is a kind of structure chart of quantum dot liquid crystal display device of the present invention；
In figure：Backlight module 1, array base palte 2, liquid crystal layer 3, color membrane substrates 4, quantum dot polaroid 5, the first underlay substrate
41st, red color resistance block 421, green color blocking block 422, blue color blocking block 423, black matrix" 424, public electrode 43, gap dottle pin
Thing 44, the second underlay substrate 21, TFT layer 22, passivation layer 23, pixel electrode layer 24, the first quantum dot region 51, the second quantum dot region
52nd, the 3rd quantum dot region 53, active layer 221, the first insulating barrier 222, grid 223, the second insulating barrier 224, source electrode 226, drain electrode
225。
Embodiment
Embodiment 1
Referring to Fig. 1, the present invention provides a kind of quantum dot liquid crystal display device, including：Liquid crystal display panel and it is located at
Backlight module 1 below liquid crystal display panel；
The liquid crystal display panel includes：The array base palte 2 and color membrane substrates 4 that are oppositely arranged, located at the array base palte 2
Liquid crystal layer 3 between color membrane substrates 4 and the quantum dot located at side of the color membrane substrates 4 away from the array base palte 2
Polaroid 5；The color membrane substrates 4 include：First underlay substrate 41, located at first underlay substrate 41 close to the array base
Multiple color blocking blocks of the side of plate 2, the black matrix" 424 for separating the color blocking block, located at the color blocking block and black matrix" 424
Close to the side of the array base palte 2 public electrode 43 and the gap of the support color membrane substrates 4 and array base palte 2 every
Underbed 44；The array base palte includes：Second underlay substrate 21 and stack gradually in second underlay substrate 21 close to institute
State the TFT layer 22, passivation layer 23 and pixel electrode layer 24 of the side of color membrane substrates 4；
The multiple color blocking block includes：Red color resistance block 421, green color blocking block 422 and blue color blocking block 423, the amount
Son, which orders polaroid 5, to be included：It is first quantum dot region 51 corresponding with the red color resistance block 421, right with the green color blocking block 422
The second quantum dot region 52 and the 3rd quantum dot region 53 corresponding with the blue color blocking block 423 answered；
The light that the backlight module 1 is sent is ultraviolet light, first quantum dot region 51, the second quantum dot region 52 and
3rd quantum dot region 53 sends feux rouges, green glow and blue light respectively under the exciting of ultraviolet light.
The gap spacer material 44 includes：Main spacer material and auxiliary spacer material, the height of the main spacer material is more than described
Aid in spacer material.
The TFT layer includes：Active layer 221, the covering and of active layer 221 on second underlay substrate 21
The first insulating barrier 222, the grid 223 on first insulating barrier 222 and the scan line of second underlay substrate 21, covering institute
State the second insulating barrier 224 of grid 223, scan line and the first insulating barrier 222 and on second insulating barrier 224
Source electrode 226, drain electrode 225 and scan line, the source electrode 226 and drain electrode 225 are respectively by through first insulating barrier 222 and the
The first via and the second via of two insulating barriers 224 and two end in contact of active layer, the pixel electrode 24 is by through described
3rd via of passivation layer contacts with the drain electrode 225.
Specifically, the present invention on liquid crystal display panel by setting quantum dot polaroid corresponding with color blocking block, energy
The colour gamut of liquid crystal display device is enough lifted, optimizes the display effect of liquid crystal display device.
Embodiment 2
A kind of processing technology of the quantum dot polarizer component of quantum dot liquid crystal display device, step are as follows：
1), structure and process respectively
Quantum dot polarizer component, located at side of the color membrane substrates away from array base palte, including it is corresponding with red color resistance block
The first quantum dot region, the second quantum dot region corresponding with green color blocking block and the 3rd quantum corresponding with blue color blocking block
Point area；
The processing of quantum dot polarizer component performs according to prior art；
2), pre-process
Using electrostatic spraying mode, pretreatment fluid is sprayed to the outer surface of quantum dot polarizer component, after spraying terminates, room
Temperature is placed more than 48 hours；
The component of pretreatment fluid is：4.5 parts of trimellitate, 5.5 parts of BTA, 15.5 parts of acetic anhydride, methyl-prop
25 parts of e pioic acid methyl ester, 1.5 parts of taxol；
The processing method of pretreatment fluid is：In kettle is prepared, raw material is sequentially added, 60 DEG C is then heated to, is stirred 3
Hour, regulation pH value in reaction to 7.5；
3), subsequent treatment
Pretreated sub- point polarizer component is placed in closed container vacuumize holding 2 hours, then pressure release, take
Go out；Put it into air dry oven and dry 1 hour again, temperature is 40 DEG C；Finally it is cooled to 5 DEG C of the speed of cooling per hour
Room temperature.
The present invention is not limited to above-described embodiment, and embodiment is exemplary, it is intended to for explaining the present invention, and can not
It is interpreted as limitation of the present invention.
Claims (3)
- A kind of 1. quantum dot liquid crystal display device, it is characterised in that including：Liquid crystal display panel and located at LCD Backlight module below plate；The liquid crystal display panel includes：The array base palte and color membrane substrates that are oppositely arranged, located at the array base palte and color film Liquid crystal layer between substrate and the quantum dot polaroid located at side of the color membrane substrates away from the array base palte；Institute Stating color membrane substrates includes：First underlay substrate, the array located at first underlay substrate close to the side of the array base palte Multiple color blocking blocks of substrate, the black matrix" for separating the color blocking block, located at the color blocking block and black matrix" close to the battle array The public electrode and the gap spacer material of the support color membrane substrates and array base palte of the side of row substrate；The array base Plate includes：Second underlay substrate and stack gradually TFT in second underlay substrate close to the side of the color membrane substrates Layer, passivation layer and pixel electrode layer；The multiple color blocking block includes：Red color resistance block, green color blocking block and blue color blocking block, the quantum dot polaroid bag Include：The first quantum dot region corresponding with the red color resistance block, the second quantum dot region corresponding with the green color blocking block and The 3rd quantum dot region corresponding with the blue color blocking block；The light that the backlight module is sent is ultraviolet light, first quantum dot region, the second quantum dot region and the 3rd quantum dot Area sends feux rouges, green glow and blue light respectively under the exciting of ultraviolet light.
- 2. quantum dot liquid crystal display device as claimed in claim 1, it is characterised in that the gap spacer material includes：It is main every Underbed and auxiliary spacer material, the height of the main spacer material are more than the auxiliary spacer material.
- 3. quantum dot liquid crystal display device as claimed in claim 1, it is characterised in that on second underlay substrate Active layer, the first insulating barrier of the covering active layer and the second underlay substrate, the grid on first insulating barrier and Scan line, the covering grid, the second insulating barrier of scan line and the first insulating barrier and on second insulating barrier Source electrode, drain electrode and scan line, the source electrode and drain electrode are respectively by through the of first insulating barrier and the second insulating barrier Two end in contact of one via and the second via and active layer, the pixel electrode by the 3rd via through the passivation layer with The drain contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839246.1A CN107783338A (en) | 2017-09-18 | 2017-09-18 | A kind of quantum dot liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710839246.1A CN107783338A (en) | 2017-09-18 | 2017-09-18 | A kind of quantum dot liquid crystal display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107783338A true CN107783338A (en) | 2018-03-09 |
Family
ID=61437932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710839246.1A Pending CN107783338A (en) | 2017-09-18 | 2017-09-18 | A kind of quantum dot liquid crystal display device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102854558A (en) * | 2012-09-27 | 2013-01-02 | 京东方科技集团股份有限公司 | Polaroid and display device |
| CN103135281A (en) * | 2011-11-28 | 2013-06-05 | 乐金显示有限公司 | Liquid crystal display device |
| CN104360540A (en) * | 2014-11-28 | 2015-02-18 | 京东方科技集团股份有限公司 | Display device |
| KR20150033927A (en) * | 2013-09-25 | 2015-04-02 | 엘지디스플레이 주식회사 | Polarizing sheet with quantum rod and method of fabricating the same, and liquid crystal display device including the same |
| CN105093381A (en) * | 2015-09-24 | 2015-11-25 | 深圳市华星光电技术有限公司 | Quantum dot polarizer and manufacturing method thereof |
| CN105137648A (en) * | 2015-10-16 | 2015-12-09 | 京东方科技集团股份有限公司 | COA substrate and preparation method thereof as well as display device |
| CN105158960A (en) * | 2015-07-24 | 2015-12-16 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and manufacturing method for polaroid |
| CN106680925A (en) * | 2017-03-15 | 2017-05-17 | 京东方科技集团股份有限公司 | Polaroid and display device |
-
2017
- 2017-09-18 CN CN201710839246.1A patent/CN107783338A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135281A (en) * | 2011-11-28 | 2013-06-05 | 乐金显示有限公司 | Liquid crystal display device |
| CN102854558A (en) * | 2012-09-27 | 2013-01-02 | 京东方科技集团股份有限公司 | Polaroid and display device |
| KR20150033927A (en) * | 2013-09-25 | 2015-04-02 | 엘지디스플레이 주식회사 | Polarizing sheet with quantum rod and method of fabricating the same, and liquid crystal display device including the same |
| CN104360540A (en) * | 2014-11-28 | 2015-02-18 | 京东方科技集团股份有限公司 | Display device |
| CN105158960A (en) * | 2015-07-24 | 2015-12-16 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and manufacturing method for polaroid |
| CN105093381A (en) * | 2015-09-24 | 2015-11-25 | 深圳市华星光电技术有限公司 | Quantum dot polarizer and manufacturing method thereof |
| CN105137648A (en) * | 2015-10-16 | 2015-12-09 | 京东方科技集团股份有限公司 | COA substrate and preparation method thereof as well as display device |
| CN106680925A (en) * | 2017-03-15 | 2017-05-17 | 京东方科技集团股份有限公司 | Polaroid and display device |
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Application publication date: 20180309 |