CN107942577A - A kind of liquid crystal display device - Google Patents
A kind of liquid crystal display device Download PDFInfo
- Publication number
- CN107942577A CN107942577A CN201711290892.3A CN201711290892A CN107942577A CN 107942577 A CN107942577 A CN 107942577A CN 201711290892 A CN201711290892 A CN 201711290892A CN 107942577 A CN107942577 A CN 107942577A
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- China
- Prior art keywords
- dyestuff
- liquid crystal
- backlight
- photoresists
- display device
- Prior art date
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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
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
Abstract
The present invention provides a kind of liquid crystal display device, including liquid crystal cell and backlight, the liquid crystal cell include color membrane substrates, liquid crystal layer and array base palte；The color membrane substrates include：First substrate；Color film color blocking, is prepared on the first substrate, and the coloured silk film color blocking includes colored color blocking；And OC photoresists, it is prepared in the colored color blocking；The backlight is arranged at side of the first substrate away from the OC photoresists, and the backlight for the liquid crystal display device providing light source；Wherein, the OC photoresists include extinction dyestuff, or the first extinction dyestuff monofilm made of the extinction dyestuff is provided between the OC photoresists and the colored color blocking, to absorb the backlight and wavelength that the colored color blocking is sent is between red wavelengths to the light between green optical wavelength and green optical wavelength to the light between blue optical wavelength.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly to a kind of liquid crystal display device.
Background technology
In recent years, common liquid crystal display gamut range was NTSC70% or so on the market, it can not be provided very
Good color effect, in order to lift image quality, realizes the color effect of high quality, LCD manufacturers develop a variety of new wide colour gamuts and show
Show technology, the gamut range that LCD is shown gets a promotion, and realizes more Color Ranges than normal NTSC70% high.
The mainstream development direction of lifting LCD colour gamuts, which has, at present develops high colour gamut rgb light resistance, technology of quantum dots etc., but this
Yellow light (λ max=580nm) and blue light (blue or green indigo plant partially occurs in the technology for lifting wide colour gamut a bit：λ max=480nm) etc. it is miscellaneous
Light, it is difficult to which red, green, blue is further purified, can not realize the color saturation of higher.In the recent period, going out with pure color technology
It is existing, efficiently solve the problem of red green blue tricolor light that LCD TV backlight source is sent is impure, backlight and liquid crystal module it
Between add one layer of special light nano-particle material, absorb the veiling glare that sends of backlight, lift the purity of red green blue tricolor light,
And then picture color can be more accurately showed, real picture is presented.
In conclusion the veiling glares such as yellow light and blue light often occur in the pure color technology of available liquid crystal display, there are liquid crystal
The problem of red green blue tricolor light that display backlight source is sent is impure, leads to not the color saturation for realizing higher.
The content of the invention
The present invention provides a kind of liquid crystal display device, can effectively absorb backlight and colored color blocking send it is miscellaneous
Light, lifts the purity of red green blue tricolor light, and then widens LCD and show gamut range, can more accurately show picture color
It is color.
To solve the above problems, technical solution provided by the invention is as follows：
The present invention provides a kind of liquid crystal display device, and the liquid crystal display device includes liquid crystal cell and backlight, the liquid
Brilliant box includes color membrane substrates, liquid crystal layer and array base palte；
The color membrane substrates include：
First substrate；
Color film color blocking, is prepared on the first substrate, and the coloured silk film color blocking includes colored color blocking；And
OC photoresists, are prepared in the colored color blocking；
The backlight is arranged at side of the first substrate away from the OC photoresists, and the backlight is to be described
Liquid crystal display device provides light source；
Wherein, the OC photoresists include extinction dyestuff, or are set between the OC photoresists and the colored color blocking
There is the first extinction dyestuff monofilm made of the extinction dyestuff, to absorb the backlight and/or the colored color blocking
The wavelength sent between red wavelengths to the light between green optical wavelength and green optical wavelength to blue optical wavelength it
Between light.
According to one preferred embodiment of the present invention, the extinction dyestuff includes monoazo phthalazines class dyestuff and 1- methyl isophthalic acids '-
Octadecyl -1-2,2 '-cyanines chloride dyestuff.
According to one preferred embodiment of the present invention, in the OC photoresists it is dispersed have the monoazo phthalazines class dyestuff and/
Or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff；The first extinction dyestuff monofilm is by the list
Azo phthalazines class dyestuff and/or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff dissolves and makes in a solvent
Into.
According to one preferred embodiment of the present invention, the backlight includes optical diaphragm, between the optical diaphragm or institute
State and second extinction dyestuff made of the monoazo phthalazines class dyestuff is provided between backlight and the first substrate
Monofilm.
According to one preferred embodiment of the present invention, it is dispersed in the OC photoresists to have the 1- methyl isophthalic acids '-octadecyl-
1-2,2 '-cyanines chloride dyestuff；Or the first extinction dyestuff monofilm is by the 1- methyl isophthalic acids '-octadecyl -1-2,
2 '-cyanines chloride dyestuff dissolves and manufactured in a solvent.
The present invention also provides a kind of liquid crystal display device, the liquid crystal display device includes liquid crystal cell and backlight, liquid crystal
Box includes color membrane substrates, liquid crystal layer and array base palte；
The array base palte includes：
Second substrate；
Thin film transistor (TFT), is prepared on the second substrate；
Passivation layer, is prepared in the film crystal pipe surface；
Colored color blocking, is prepared on the passivation layer；And
PFA photoresists, are prepared in the colored color blocking surface；
The backlight is arranged at side of the second substrate away from the PFA photoresists, and the backlight is to for institute
State liquid crystal display device and light source is provided；
Wherein, the PFA photoresists include extinction dyestuff, or are set between the PFA photoresists and the colored color blocking
The first extinction dyestuff monofilm made of the extinction dyestuff is equipped with, to absorb the backlight and/or the colored color
The sent wavelength of resistance is between red wavelengths to the light between green optical wavelength and green optical wavelength to blue optical wavelength
Between light.
According to one preferred embodiment of the present invention, the extinction dyestuff includes monoazo phthalazines class dyestuff and 1- methyl isophthalic acids '-
Octadecyl -1-2,2 '-cyanines chloride dyestuff.
According to one preferred embodiment of the present invention, in the PFA photoresists it is dispersed have the monoazo phthalazines class dyestuff and/
Or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff；The first extinction dyestuff monofilm is by the list
Azo phthalazines class dyestuff and/or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff dissolves and makes in a solvent
Into.
According to one preferred embodiment of the present invention, the backlight includes optical diaphragm, between the optical diaphragm or institute
State and second extinction dyestuff made of the monoazo phthalazines class dyestuff is provided between backlight and the second substrate
Monofilm.
According to one preferred embodiment of the present invention, it is dispersed in the PFA photoresists to have the 1- methyl isophthalic acids '-octadecyl-
1-2,2 '-cyanines chloride dyestuff；Or the first extinction dyestuff monofilm is by the 1- methyl isophthalic acids '-octadecyl -1-2,
2 '-cyanines chloride dyestuff dissolves and manufactured in a solvent.
Beneficial effects of the present invention are：Compared to the liquid crystal display device of the prior art, liquid crystal display device of the invention,
By adding extinction dyestuff in PFA photoresists or OC photoresists, which can absorb LCD backlight and RGB color at the same time
(yellow light between the Red Green sent in resistance material:λ max=580nm) (the light of inclined cyan between Blue-Green：λ
Max=480nm veiling glare)；In addition the first extinction dyestuff monofilm can also be made and be placed on RGB color resistance layer and PFA photoresist layers/OC
Between photoresist layer, so as to adjust the respective absworption peak of RGB primaries more into respective standard wave length's infinite set, RGB is lifted
The purity of primaries, shows most accurate most real picture so that colour gamut increases；In addition, in backlight (BLU) dyestuff
The first extinction dyestuff monofilm is made, it is low can to solve the problems, such as that YAG-BLU absorbs light in 440-490nm wave-length coverages, lifting
The purification technique of BLU.
Brief description of the drawings
, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution of the prior art
Attached drawing is briefly described needed in description, it should be apparent that, drawings in the following description are only some invented
Embodiment, for those of ordinary skill in the art, without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the LCD device structure schematic diagram that the embodiment of the present invention one provides；
Fig. 2 is another LCD device structure schematic diagram that the embodiment of the present invention one provides；
Fig. 3 is LCD device structure schematic diagram provided by Embodiment 2 of the present invention；
Fig. 4 is another LCD device structure schematic diagram provided by Embodiment 2 of the present invention；
Fig. 5 is the structure diagram of the backlight source of liquid crystal display apparatus side of the embodiment of the present invention one and embodiment two.
Embodiment
The explanation of following embodiment is with reference to additional diagram, to illustrate the particular implementation that the present invention can be used to implementation
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used is to illustrate and understand the present invention, and is not used to
The limitation present invention.In figure, the similar unit of structure is with being given the same reference numerals.
The present invention is directed to available liquid crystal display device, the veiling glares such as yellow light and blue light, backlight of LCD hair often occurs
The technical problem of the impure color saturation for leading to not realize higher of red green blue tricolor light gone out, the present embodiment can solve
The defect.
The liquid crystal display device of specific embodiment of the invention offer is provided below in conjunction with the accompanying drawings.
As shown in Figure 1, the LCD device structure schematic diagram that the embodiment of the present invention one provides, the liquid crystal display device
Including liquid crystal cell and backlight 106, the liquid crystal cell includes color membrane substrates, liquid crystal layer and array base palte；The color membrane substrates bag
Include：First substrate 101, the first substrate 101 include light-emitting surface and incidence surface；Color film color blocking 102, is prepared in first base
The light-emitting surface side of plate 101, the coloured silk film color blocking 102 include colored color blocking 1021 and positioned at the colored color blockings 1021
The black matrix" 1022 of periphery；OC photoresists 103, are prepared in the colored color blocking 1021；The first substrate 101 is backwards to described
Color 102 sides of film color blocking, that is, incidence surface side is provided with polaroid 104；TAC film 105 (triacetate cellulose membrane) is arranged at described inclined
On mating plate 104；The backlight 106, is arranged at side of the TAC film 105 away from the first substrate 101, the backlight
Source 106 is pointed into the first substrate 101 to provide light source for the liquid crystal display device, with light direction 107.The liquid crystal
Display device is IPS types or TN types.
Wherein, 103 main function of OC photoresists is coating flatness layer, reduces 1021 flatnesses of the colored color blocking,
Extinction dyestuff 1031 is evenly distributed with the OC photoresists 103, to absorb the backlight 106 and/or the colored color blocking
1021 wavelength sent are between red wavelengths to the light between green optical wavelength and green optical wavelength to blue light wave
Light between length.The extinction dyestuff 1031 includes monoazo phthalazines class dyestuff and 1- methyl isophthalic acids '-octadecyl -1-2,
2 '-cyanines chloride dyestuff (MOC dyestuffs).Wherein, the structural formula of the monoazo phthalazines class dyestuff is listed below：
[(E)-6-((4-(Diethylamino)phenyl)diazenyl)-5-nitro-2,3-dihydro
Phthalazine-1,4-dione] be the monoazo phthalazines class dyestuff English name, the monoazo phthalazines class dyestuff its
In mainly include monoazo group and phthalazines group, the monoazo group and the phthalazines group can absorb certain wavelength
Visible ray, described its absorption maximum scope of monoazo phthalazines class dyestuff are near λ max=480nm, can absorb the backlight
The wavelength that source 106 and the colored color blocking 1021 are sent is (inclined to the colour mixture light between green optical wavelength between blue optical wavelength
The indigo plant of cyan).
The structural formula of the MOC dyestuffs is listed below：
[1-methyl-1 '-octadecy1-2,2 '-cyaninperchlorate] is the English life of the MOC dyestuffs
Name, near λ max=580nm, it can absorb the backlight 106 and described for the MOC dyestuffs its absorption maximum scopes
The wavelength that colored color blocking 1021 is sent is between red wavelengths to the colour mixture light (yellow light between green optical wavelength:λ max=
580nm)。
103 material of OC photoresists contaminates during preparation, while by the monoazo phthalazines class dyestuff and the MOC
Material and other extinction dyestuffs added to the OC photoresists material in it is dispersed, can with adding technology it is acceptable other
Dyestuff and additive.The backlight 106 and the coloured silk can be absorbed by adding the OC photoresists 103 of the extinction dyestuff 1031
The wavelength sent in color color blocking 1021 between red wavelengths to the light between green optical wavelength and green optical wavelength extremely
Light between blue optical wavelength, improves the colored 1021 trichromatic excitation purity of color blocking, when display primaries are to each
When being worth from standard wave length in infinite set, most accurate most real picture is showed so that colour gamut increases.In addition the extinction is added
The OC photoresists 103 of dyestuff 1031 not only include UV OC photoresists, further include hot processing procedure OC photoresists.
As shown in Fig. 2, another LCD device structure schematic diagram that the embodiment of the present invention one provides, the liquid crystal
Showing device includes liquid crystal cell and backlight 205, and the liquid crystal cell includes color membrane substrates, liquid crystal layer and array base palte；The coloured silk film
Substrate includes：First substrate 201, the first substrate 201 include light-emitting surface and incidence surface；Color film color blocking 202, is prepared in described
The light-emitting surface side of first substrate 201, the coloured silk film color blocking 202 include colored color blocking 2021 and positioned at the colored colors
The black matrix" 2022 of the periphery of resistance 2021；First extinction dyestuff monofilm 203, is prepared in the colored color blocking 2021；OC light
Resistance 204, is prepared on the first extinction dyestuff monofilm 203.Wherein, the OC photoresists 204 and the colored color blocking 2021
Between the first extinction dyestuff monofilm 203, be made of extinction dyestuff 2031；The extinction dyestuff 2031 includes single
Azo phthalazines class dyestuff and MOC dyestuffs, the first extinction dyestuff monofilm 203 are by the monoazo phthalazines class dyestuff and institute
State MOC dyestuffs and other acceptable extinction dyestuffs of technique and preparation dissolves in a solvent and it is manufactured, thickness can be according to reality
Border demand is adjusted, and the monoazo phthalazines class dyestuff and the MOC dyestuffs are uniformly distributed in first extinction dyestuff
In monofilm 203, to absorb the backlight 205 and wavelength that the colored color blocking 2021 is sent is between red wavelengths
To the light between green optical wavelength and green optical wavelength to the light between blue optical wavelength.The backlight 205 is sent
Light source the first substrate 201 is pointed into light direction 206.
The embodiment of the present invention two also provides a kind of liquid crystal display device, as shown in figure 3, being provided by Embodiment 2 of the present invention
LCD device structure schematic diagram, the liquid crystal display device include liquid crystal cell and backlight 308, and the liquid crystal cell includes coloured silk
Ilm substrate, liquid crystal layer and array base palte；The array base palte includes：Second substrate 301, the second substrate 301 are included into light
Face and light-emitting surface；Thin film transistor (TFT) 302, is prepared in the light-emitting surface side of the second substrate 301；Passivation layer 303, prepares
In 302 surface of thin film transistor (TFT)；Colored color blocking 304, is prepared on the passivation layer 303；And PFA photoresists 305, prepare
In colored 304 surface of color blocking, the PFA photoresists 305 can reduce the ox horn between the colored color blocking 304, and increase is flat
Degree, and reduce array base palte and measure parasitic capacitance.Polaroid 306, is arranged at the incidence surface one of the second substrate 301
Side；TAC film 307, is arranged at side of the polaroid 306 away from the second substrate 301；The backlight 308 is arranged at
Side of the TAC film 307 away from the second substrate 301, the backlight 308 for the liquid crystal display device providing
Light source, the second substrate 301 is pointed into light direction 309；The liquid crystal display device can be VA patterns.
Wherein, extinction dyestuff 3051 is evenly distributed with the PFA photoresists 305, the extinction dyestuff 3051 includes single even
Nitrogen phthalazines class dyestuff and MOC dyestuffs.305 material of PFA photoresists is during preparation, while by the monoazo phthalazines class
Dyestuff and the MOC dyestuffs and other extinction dyestuffs, can be with added to dispersed in the material of the PFA photoresists 305
Other acceptable dyestuffs of adding technology and additive.In addition the PFA photoresists 305 include negative shape PFA photoresists, and can fit
Used in 2 kinds of patterns of Nomal and COA (color filter on array).Add the PFA light of the extinction dyestuff 3051
Resistance 305 can absorb the wavelength sent in the backlight 308 and the colored color blocking 304 between red wavelengths to green
Light and green optical wavelength between optical wavelength improve the colored color blocking 304 3 to the light between blue optical wavelength
The excitation purity of primary colors, shows most accurate most real picture so that colour gamut increases.
As shown in figure 4, it is another LCD device structure schematic diagram provided by Embodiment 2 of the present invention, by monoazo
Phthalazines class dyestuff, MOC dyestuffs and other extinction dyestuff molecules are dissolved in a solvent, are fabricated to the first extinction dyestuff individual layer
Film 401, the first extinction dyestuff monofilm 401 are located between PFA photoresist layers 402 and colored color blocking layer 403, and thickness can basis
Actual demand is adjusted, and the monoazo phthalazines class dyestuff and the MOC dyestuffs are uniformly distributed in the first extinction dye
In material list tunic 401, the first extinction dyestuff monofilm 401 can absorb backlight 404 and the colored color blocking 403 is sent out
The wavelength gone out is between red wavelengths to the light between green optical wavelength and green optical wavelength between blue optical wavelength
Light, lifts 403 three primary colors purity of the colored color blocking so that colour gamut increases.
As shown in figure 5, it is the embodiment of the present invention one and the structure of the backlight source of liquid crystal display apparatus side of embodiment two
Schematic diagram, including：Substrate 501, the substrate 501 include light-emitting surface and incidence surface；Backlight, is arranged at the substrate 501 and enters
The side of smooth surface；Wherein, the backlight includes：LED light source 507；Reflecting plate 506, is being arranged at the LED light source 507 just
Lower section, the light sent for reflecting the LED light source 507；Glue frame 508, to surround the LED light source 507 and the reflection
Plate 506；Diffuser plate 505, is arranged at the glue frame 508 close to the side of the substrate 501；Diffusion sheet 504, is arranged at the expansion
505 are fallen apart close to the side of the substrate 501；Brightness enhancement film 503, is arranged at the diffusion sheet 504 close to the one of the substrate 501
Side；Second extinction dyestuff monofilm 502, is arranged between the brightness enhancement film 503 and the substrate 501；The backlight also wraps
Include other kinds of optical diaphragm.Wherein, monoazo phthalazines class dye is evenly distributed with the second extinction dyestuff monofilm 502
Material 5021, for absorbing wavelength that the backlight sends between blue optical wavelength to the colour mixture light between green optical wavelength
(the indigo plant of inclined cyan：λ max=480nm).It is low can also to solve the problems, such as that YAG-BLU absorbs light in 440-490nm wave-length coverages,
The purification technique of the backlight can effectively be lifted.
The second extinction dyestuff monofilm 502 may also be disposed between the blast piece 503 and the diffusion sheet 504,
Or be arranged between the diffusion sheet 504 and the diffuser plate 505, or it is arranged at the diffuser plate 505 and the glue frame 508
Between, also or between the backlight other optical diaphragms.
In addition, when the backlight includes the second extinction dye made of the monoazo phthalazines class dyestuff 5021
During material list tunic 502, the OC photoresists/first extinction dyestuff monofilm in embodiment one can be made of MOC dyestuffs, with
And the PFA photoresists in embodiment two/first extinction dyestuff monofilm can be made of MOC dyestuffs.
Compared to the liquid crystal display device of the prior art, liquid crystal display device of the invention, by PFA photoresists or OC light
Extinction dyestuff is added in resistance, the extinction dyestuff can absorb at the same time LCD backlight and RGB color resistance material in send red-
(yellow light between green:λ max=580nm) (the light of inclined cyan between Blue-Green：λ max=480nm) veiling glare；Separately
The first extinction dyestuff monofilm can also be made outside to be placed between RGB color resistance layer and PFA photoresist layers/OC photoresist layers, so as to adjust
The respective absworption peak of RGB primaries lifts the purity of red green blue tricolor light more into respective standard wave length's infinite set, presents
Go out most accurate most real picture so that colour gamut increases；In addition, make the first extinction dyestuff list in backlight (BLU) dyestuff
Tunic, it is low can to solve the problems, such as that YAG-BLU absorbs light in 440-490nm wave-length coverages, lifts the purification technique of BLU.
In conclusion although the present invention is disclosed above with preferred embodiment, above preferred embodiment simultaneously is not used to limit
The system present invention, those of ordinary skill in the art, without departing from the spirit and scope of the present invention, can make various changes and profit
Decorations, therefore protection scope of the present invention is subject to the scope that claim defines.
Claims (10)
1. a kind of liquid crystal display device, it is characterised in that the liquid crystal display device includes liquid crystal cell and backlight, the liquid crystal
Box includes color membrane substrates, liquid crystal layer and array base palte；
The color membrane substrates include：
First substrate；
Color film color blocking, is prepared on the first substrate, and the coloured silk film color blocking includes colored color blocking；And
OC photoresists, are prepared in the colored color blocking；
The backlight is arranged at side of the first substrate away from the OC photoresists, and the backlight is to for the liquid crystal
Display device provides light source；
Wherein, the OC photoresists include extinction dyestuff, or be provided between the OC photoresists and the colored color blocking by
First extinction dyestuff monofilm made of the extinction dyestuff, is sent out to absorb the backlight and/or the colored color blocking
The wavelength gone out is between red wavelengths to the light between green optical wavelength and green optical wavelength between blue optical wavelength
Light.
2. liquid crystal display device according to claim 1, it is characterised in that the extinction dyestuff includes monoazo phthalazines class
Dyestuff and 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff.
3. liquid crystal display device according to claim 2, it is characterised in that dispersed in the OC photoresists to have the list
Azo phthalazines class dyestuff and/or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff；The first extinction dye
Material list tunic is by the monoazo phthalazines class dyestuff and/or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dye
Material dissolves and manufactured in a solvent.
4. liquid crystal display device according to claim 3, it is characterised in that the backlight includes optical diaphragm, in institute
State between optical diaphragm or be provided between the backlight and the first substrate and is made of the monoazo phthalazines class dyestuff
The second extinction dyestuff monofilm.
5. liquid crystal display device according to claim 4, it is characterised in that dispersed in the OC photoresists to have the 1-
Methyl isophthalic acid '-octadecyl -1-2,2 '-cyanines chloride dyestuff；Or the first extinction dyestuff monofilm is by the 1- first
Base -1 '-octadecyl -1-2,2 '-cyanines chloride dyestuff dissolves and manufactured in a solvent.
6. a kind of liquid crystal display device, it is characterised in that the liquid crystal display device includes liquid crystal cell and backlight, liquid crystal cell bag
Include color membrane substrates, liquid crystal layer and array base palte；
The array base palte includes：
Second substrate；
Thin film transistor (TFT), is prepared on the second substrate；
Passivation layer, is prepared in the film crystal pipe surface；
Colored color blocking, is prepared on the passivation layer；And
PFA photoresists, are prepared in the colored color blocking surface；
The backlight is arranged at side of the second substrate away from the PFA photoresists, and the backlight is to for the liquid
Crystal device provides light source；
Wherein, the PFA photoresists include extinction dyestuff, or are provided between the PFA photoresists and the colored color blocking
The first extinction dyestuff monofilm made of the extinction dyestuff, to absorb the backlight and/or the colored color blocking institute
The wavelength sent is between red wavelengths to the light between green optical wavelength and green optical wavelength between blue optical wavelength
Light.
7. liquid crystal display device according to claim 6, it is characterised in that the extinction dyestuff includes monoazo phthalazines class
Dyestuff and 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff.
8. liquid crystal display device according to claim 7, it is characterised in that in the PFA photoresists it is dispersed have it is described
Monoazo phthalazines class dyestuff and/or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff；First extinction
Dyestuff monofilm is by the monoazo phthalazines class dyestuff and/or the 1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride
Dyestuff dissolves and manufactured in a solvent.
9. liquid crystal display device according to claim 8, it is characterised in that the backlight includes optical diaphragm, in institute
State between optical diaphragm or be provided between the backlight and the second substrate and is made of the monoazo phthalazines class dyestuff
The second extinction dyestuff monofilm.
10. liquid crystal display device according to claim 9, it is characterised in that in the PFA photoresists it is dispersed have it is described
1- methyl isophthalic acids '-octadecyl -1-2,2 '-cyanines chloride dyestuff；Or the first extinction dyestuff monofilm is by the 1- first
Base -1 '-octadecyl -1-2,2 '-cyanines chloride dyestuff dissolves and manufactured in a solvent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711290892.3A CN107942577A (en) | 2017-12-08 | 2017-12-08 | A kind of liquid crystal display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112925133A (en) * | 2021-03-05 | 2021-06-08 | 京东方科技集团股份有限公司 | Filter element, display module and display device |
| WO2021114383A1 (en) * | 2019-12-12 | 2021-06-17 | Tcl华星光电技术有限公司 | Display panel and device |
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| CN106154620A (en) * | 2014-10-06 | 2016-11-23 | 爱思开哈斯显示用薄膜有限公司 | Excitation reinforcing membrane and include the liquid crystal indicator of this film |
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