CN108803125A - Liquid crystal display panel and preparation method thereof - Google Patents
Liquid crystal display panel and preparation method thereof Download PDFInfo
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- CN108803125A CN108803125A CN201810681603.0A CN201810681603A CN108803125A CN 108803125 A CN108803125 A CN 108803125A CN 201810681603 A CN201810681603 A CN 201810681603A CN 108803125 A CN108803125 A CN 108803125A
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- liquid crystal
- membrane substrates
- color membrane
- display panel
- crystal display
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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
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
- G02F1/133788—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by light irradiation, e.g. linearly polarised light photo-polymerisation
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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)
- Spectroscopy & Molecular Physics (AREA)
Abstract
A kind of liquid crystal display panel of present invention offer and preparation method thereof.The production method of the liquid crystal display panel of the present invention is located at the black matrix" of non-display area by removing in color membrane substrates, when being irradiated solidification to both alignment layers from color membrane substrates side, it can ensure that the both alignment layers being located in viewing area are fully irradiated close to the region of non-display area, the both alignment layers in the region are made fully to cure, to make liquid crystal molecule generate fixed pre-tilt angle, the region in the viewing area of liquid crystal display panel close to non-display area is avoided the phenomenon that brightness irregularities occur；The shading region for carrying out shading to non-display area by being arranged on the first polaroid later, ensures the non-display area of liquid crystal display panel not light leakage.
Description
Technical field
The present invention relates to display technology fields more particularly to a kind of liquid crystal display panel and preparation method thereof.
Background technology
The advantages that liquid crystal display (LCD) is shown with its high brightness, long-life, wide viewing angle, large scale becomes existing market
On mainstream display technology, recently as the fast development of semiconductor display industry, the new technologies such as AM-OLED, Micro-LED
It constitutes a threat to LCD in small-medium size field, but LCD relies on because its ripe technology and manufacturing process are shown in large scale
Field still occupies unshakable status, thus promoted LCD display image qualities, reduce product cost, improve process rate to
LCD technology is further improved, is main tasks of the LCD when facing many new technology challenges.
Liquid crystal display panel (open cell) be by thin film transistor (TFT) array (Array) substrate, color film (CF) substrate, two plates it
Between liquid crystal layer, be attached at the polaroid compositions of two plate surfaces, by the deflection of liquid crystal come control the size of light transmission capacity realize it is aobvious
Show.It, can be to the liquid in liquid crystal cell usually in the manufacturing process of liquid crystal display panel in order to keep liquid crystal reaction in deflection rapider
Crystalline substance gives certain pre-tilt angle, it is made to react sensitiveer during the work time, generally poly- by being coated in Array substrate surfaces
Acid imide (PI) film come realize liquid crystal molecule generate pre-tilt angle effect.In the manufacturing process of liquid crystal display panel, when Array substrates
With CF substrates to group after, by Array substrates terminal (HVApad) be powered liquid crystal layer both sides apply voltage, make liquid crystal
PI films are irradiated with certain pre-tilt angle, while using ultraviolet light, PI films is made to cure, to ensure that it is fixed that liquid crystal has
Pre-tilt angle.
Liquid panel technique is quickly grown at present, and array substrate row drives (GOA, Gate Driver on Array) technology
Having become the basic fundamental of liquid crystal display panel, GOA technologies save the chip on film (COF) of the side panel grid (Gate),
Gate switch function is realized in the sides Gate by GOA circuits, and Fig. 1 is the schematic top plan view of existing liquid crystal display panel, such as Fig. 1 institutes
Show, the liquid crystal display panel includes viewing area (AA) 910 and is located at the non-display area 920 of 910 both sides of the viewing area (i.e.
GOA circuit regions)；Fig. 2 is the schematic top plan view of the black matrix" in existing CF substrates, as shown in Fig. 2, the black matrix" packet
Include the second black matrix" 102 positioned at the first black matrix" 101 of viewing area 910 and positioned at non-display area 920, wherein
The purpose that the second black matrix" 102 of large area is arranged in non-display area 920 is that the non-display area 920 of liquid crystal display panel in order to prevent leaks
Light is purple when carrying out ultraviolet radiation-curable to the PI films in liquid crystal cell since the non-display area 920 of CF substrates is opaque
Outer light is usually to be irradiated into liquid crystal cell from the Array substrates side of light transmission, however, due to the GOA circuits of non-display area 920
Metallic area it is larger so that the light transmittance of the non-display area 920 of Array substrates seriously reduces, in the solidification process of PI films
It is easy to cause the PI films in viewing area 910 close to the region of non-display area 920 not to be fully cured, is located at the liquid crystal in the region without solid
Determine pre-tilt angle, it is mixed and disorderly to be distributed, there is periphery mura, i.e. viewing area in zero grayscale even low grayscale so as to cause liquid crystal display panel
There is the phenomenon that brightness irregularities in 910 fringe region.
Invention content
The purpose of the present invention is to provide a kind of production method of liquid crystal display panel, in the viewing area that liquid crystal display panel can be avoided
There is the phenomenon that brightness irregularities close to the region of non-display area, and ensures the non-display area of liquid crystal display panel not light leakage.
The present invention also aims to provide a kind of liquid crystal display panel, will not go out close to the region of non-display area in viewing area
The phenomenon that existing brightness irregularities, and non-display area not light leakage, to have preferable display quality.
To achieve the above object, the present invention provides a kind of production method of liquid crystal display panel, includes the following steps：
Step 1 provides color membrane substrates and thin-film transistor array base-plate, the color membrane substrates and thin film transistor (TFT) array base
Plate includes corresponding viewing area and the non-display area positioned at non-display area；It is equipped in the viewing area of the color membrane substrates black
Colour moment battle array does not set black matrix" in the non-display area of the color membrane substrates；
Step 2, the coated polymeric solution at least one of the color membrane substrates and thin-film transistor array base-plate,
Form both alignment layers；The dispenser method material on the color membrane substrates or thin-film transistor array base-plate, the liquid crystal material include
Liquid crystal molecule；The color membrane substrates are bonded with thin-film transistor array base-plate contraposition, the liquid crystal material is located at the color film
Between substrate and thin-film transistor array base-plate, liquid crystal layer is formed, the both alignment layers are in contact with liquid crystal layer；
Step 3 applies voltage in liquid crystal layer both sides, so that liquid crystal molecule is deflected, from the color membrane substrates side to both alignment layers
Ultraviolet radiation-curable is carried out, the both alignment layers after solidification are able to maintain that the deflection angle of liquid crystal molecule, so that liquid crystal molecule is had and fix
Pre-tilt angle；
Step 4, the side far from the liquid crystal layer attaches the first polaroid on the color membrane substrates, in thin film transistor (TFT)
The side far from the liquid crystal layer attaches the second polaroid in array substrate, and liquid crystal display panel is made；
First polaroid includes the polarisation area of the viewing area of the corresponding color membrane substrates and the corresponding color film base
The shading region of the non-display area of plate.
Circuit trace is equipped in the non-display area of the thin-film transistor array base-plate；The projection of the shading region covers institute
State circuit trace.
Contain black light screening material in the shading region；The circuit trace is GOA circuit traces.
The present invention also provides a kind of liquid crystal display panels, including：The color membrane substrates that are oppositely arranged and thin-film transistor array base-plate,
Liquid crystal layer between the color membrane substrates and thin-film transistor array base-plate and the separate institute on the color membrane substrates
State the first polaroid of liquid crystal layer side；The color membrane substrates and thin-film transistor array base-plate include corresponding viewing area with
And the non-display area positioned at non-display area；The region opposite with the non-display area of the color membrane substrates in first polaroid
It is equipped with shading region.
Circuit trace is equipped in the non-display area of the thin-film transistor array base-plate；The projection of the shading region covers institute
State circuit trace.
The circuit trace is GOA circuit traces.
Black matrix" is equipped in the viewing area of the color membrane substrates；Black square is not set in the non-display area of the color membrane substrates
Battle array.
Contain black light screening material in the shading region.
The liquid crystal display panel further includes the be located on the thin-film transistor array base-plate far from the liquid crystal layer side
Two polaroids, the surface being in contact with liquid crystal layer on the first substrate and/or second substrate are equipped with polymeric layer；The liquid
Crystal layer includes liquid crystal molecule, and the liquid crystal molecule has fixed pre-tilt angle.
First polaroid further includes the polarisation area of the viewing area of the corresponding color membrane substrates.
Beneficial effects of the present invention：The production method of the liquid crystal display panel of the present invention is located at non-show by removing in color membrane substrates
The black matrix" for showing area can ensure to be located in viewing area when being irradiated solidification to both alignment layers from color membrane substrates side
Both alignment layers are fully irradiated close to the region of non-display area and are fully cured, to make liquid crystal molecule generate fixed pre-dumping
Angle avoids the region in the viewing area of liquid crystal display panel close to non-display area from the phenomenon that brightness irregularities occur；Later by
Setting carries out non-display area the shading region of shading on one polaroid, ensures the non-display area of liquid crystal display panel not light leakage.The present invention
Liquid crystal display panel since black matrix" not being arranged in the non-display area of color membrane substrates, can ensure the both alignment layers being located in viewing area
Fully cure close to the region of non-display area, to make liquid crystal molecule generate fixed pre-tilt angle, avoids the display of liquid crystal display panel
There is the phenomenon that brightness irregularities in region in area close to non-display area；Later by being arranged to non-display on the first polaroid
Area carries out the shading region of shading, ensures the non-display area of liquid crystal display panel not light leakage, to have preferable display quality.
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with the detailed of the present invention
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
Description of the drawings
Below in conjunction with the accompanying drawings, it is described in detail by the specific implementation mode to the present invention, technical scheme of the present invention will be made
And other beneficial effects are apparent.
In attached drawing,
Fig. 1 is the schematic top plan view of existing liquid crystal display panel；
Fig. 2 is the schematic top plan view of the black matrix" in existing CF substrates；
Fig. 3 is the flow chart of the production method of the liquid crystal display panel of the present invention；
Fig. 4 is the schematic cross-sectional view of the step 1 of the production method of the liquid crystal display panel of the present invention；
Fig. 5 is the schematic top plan view for the color membrane substrates that the step 1 of the production method of the liquid crystal display panel of the present invention provides；
Fig. 6 is the vertical view for the thin-film transistor array base-plate that the step 1 of the production method of the liquid crystal display panel of the present invention provides
Schematic diagram；
Fig. 7 is the schematic cross-sectional view of the step 2 of the production method of the liquid crystal display panel of the present invention；
Fig. 8 is the schematic cross-sectional view of the step 3 of the production method of the liquid crystal display panel of the present invention；
Fig. 9 is the schematic cross-sectional view of the step 4 of the production method of the liquid crystal display panel of the present invention and the liquid crystal display panel of the present invention
Schematic cross-sectional view；
Figure 10 is the schematic top plan view of the first polaroid in the liquid crystal display panel of the present invention.
Specific implementation mode
Further to illustrate the technological means and its effect of the invention taken, below in conjunction with the preferred implementation of the present invention
Example and its attached drawing are described in detail.
Referring to Fig. 3, the present invention provides a kind of production method of liquid crystal display panel, include the following steps：
Step 1, as shown in Figures 4 to 6, provides color membrane substrates 10 and thin-film transistor array base-plate 20, the color film base
Non-display area of the plate 10 with thin-film transistor array base-plate 20 including corresponding viewing area 91 and positioned at 91 periphery of viewing area
92；Black matrix" 11 is equipped in the viewing area 91 of the color membrane substrates 10.
Specifically, being equipped with circuit trace 21 in the non-display area 92 of the thin-film transistor array base-plate 20.
Specifically, the circuit trace 21 is GOA circuit traces.
Specifically, black matrix" is not set in the non-display area 92 of the color membrane substrates 10, to ensure color membrane substrates 10
Non-display area 92 has preferable translucency.
Step 2, as shown in fig. 7, at least one of the color membrane substrates 10 and thin-film transistor array base-plate 20
Coated polymeric solution forms both alignment layers 30；The dispenser method on the color membrane substrates 10 or thin-film transistor array base-plate 20
Material, the liquid crystal material include liquid crystal molecule；The color membrane substrates 10 are bonded with the contraposition of thin-film transistor array base-plate 20,
The liquid crystal material forms liquid crystal layer 40 between the color membrane substrates 10 and thin-film transistor array base-plate 20, described to match
It is in contact to layer 30 with liquid crystal layer 40.
Preferably, in the step 2, both alignment layers 30 are formed only on the thin-film transistor array base-plate 20.And lead to
In the case of often, liquid crystal material instils in the both alignment layers 30 on 20 surface of the thin-film transistor array base-plate.
Specifically, the material of the both alignment layers 30 includes polyimides (PI).
Step 3, as shown in figure 8,40 both sides of liquid crystal layer apply voltage, so that liquid crystal molecule is deflected, from the color membrane substrates
10 sides carry out ultraviolet radiation-curable to both alignment layers 30, and the both alignment layers 30 after solidification are able to maintain that the deflection angle of liquid crystal molecule,
Make liquid crystal molecule that there is fixed pre-tilt angle.
Specifically, being respectively equipped with first electrode (not shown) in the color membrane substrates 10 and thin-film transistor array base-plate 20
With second electrode (not shown), in the step 3, by forming voltage between first electrode and second electrode, in liquid
40 both sides of crystal layer apply voltage.Specifically, the first electrode and second electrode are respectively public electrode and pixel electrode.
Further include that both alignment layers 30 are carried out from 20 side of the thin-film transistor array base-plate specifically, in the step 3
The step of ultraviolet radiation-curable, to promote the polymerization effect of the both alignment layers 30.
Since black matrix" 11 not being arranged in the non-display area 92 of the color membrane substrates 10, the color membrane substrates 10
Viewing area 91 all has preferable light transmission with non-display area 92, and purple is carried out to both alignment layers 30 from 10 side of the color membrane substrates
When outer light irradiation, it is located at viewing area 91 and can be ensured to be located at aobvious by ultraviolet light with both alignment layers 30 in non-display area 92
Show that the both alignment layers 30 in area 91 can fully be irradiated close to the region of non-display area 92 and fully be cured, liquid crystal molecule is made to produce
Raw fixed pre-tilt angle avoids occurring close to the region of non-display area 92 in the viewing area 91 of follow-up liquid crystal display panel 70 obtained bright
Spend non-uniform phenomenon.
Specifically, in the step 3, after the both alignment layers 30 cure, the both alignment layers 30 are towards 40 side of liquid crystal layer
Surface is formed with multiple micro-protrusions (not shown), and the multiple micro-protrusions make liquid crystal molecule keep in the form of steric hindrance
Fixed pre-tilt angle.
Step 4, as shown in Figures 9 and 10, the side far from the liquid crystal layer 40 attaches the on the color membrane substrates 10
One polaroid 51, the side far from the liquid crystal layer 40 on thin-film transistor array base-plate 20 attach the second polaroid 52, system
Obtain liquid crystal display panel 70；
First polaroid 51 includes the polarisation area 511 of the viewing area 91 of the corresponding color membrane substrates 10 and corresponding institute
The shading region 512 for stating the non-display area 92 of color membrane substrates 10, to carry out shading to the non-display area 92 of liquid crystal display panel 70.
Preferably, second polaroid 52 is common polaroid, that is, corresponds to the area of viewing area 91 and non-display area 92
Domain is polarisation area.
Specifically, containing black light screening material, such as carbon black etc. in the shading region 512.
The production method of above-mentioned liquid crystal display panel is located at the black matrix" 11 of non-display area 92 by removing in color membrane substrates 10,
When being irradiated solidification to both alignment layers 30 from 10 side of color membrane substrates, it can ensure that the both alignment layers 30 being located in viewing area 91 are leaned on
The region of nearly non-display area 92 is fully irradiated, and so that the both alignment layers 30 in the region is fully cured, to make liquid crystal molecule generate
Fixed pre-tilt angle avoids showing for brightness irregularities occur close to the region of non-display area 92 in the viewing area 91 of liquid crystal display panel 70
As；The shading region 512 for carrying out shading to non-display area 92 by being arranged on the first polaroid 51 later, ensures liquid crystal display panel 70
The not light leakage of non-display area 92.
Fig. 9 and Figure 10 are please referred to, while refering to Fig. 5 and Fig. 6, based on the production method of above-mentioned liquid crystal display panel, the present invention is also
A kind of liquid crystal display panel 70 is provided, including：The color membrane substrates 10 that are oppositely arranged and thin-film transistor array base-plate 20 are set to the coloured silk
Liquid crystal layer 40 between ilm substrate 10 and thin-film transistor array base-plate 20 and on the color membrane substrates 10 far from described
First polaroid 51 of 40 side of liquid crystal layer；
The color membrane substrates 10 are with thin-film transistor array base-plate 20 including corresponding viewing area 91 and positioned at display
The non-display area 92 of 91 both sides of area；The region opposite with the non-display area 92 of the color membrane substrates 10 in first polaroid 51
It is equipped with shading region 512.Specifically, being equipped with circuit trace 21 in the non-display area 92 of the thin-film transistor array base-plate 20；
The projection of the shading region 512 covers the circuit trace 21.
Specifically, the circuit trace 21 is GOA circuit traces.
Specifically, being equipped with black matrix" 11 in the viewing area 91 of the color membrane substrates 10；The non-of the color membrane substrates 10 shows
Show in area 92 and do not set black matrix", to ensure that the non-display area 92 of color membrane substrates 10 has preferable translucency.
Specifically, the liquid crystal display panel 70 further includes being located on the thin-film transistor array base-plate 20 far from the liquid crystal
Second polaroid 52 of 40 side of layer, on the color membrane substrates 10 and/or thin-film transistor array base-plate 20 with 40 phase of liquid crystal layer
The surface of contact is equipped with both alignment layers 30；The liquid crystal layer 40 includes liquid crystal molecule, and the liquid crystal molecule has fixed pre-dumping
Angle；The both alignment layers 30 are for making liquid crystal molecule maintain fixed pre-tilt angle.
Preferably, in the liquid crystal display panel 70, both alignment layers 30 are set only on the thin-film transistor array base-plate 20.
Specifically, the material of the both alignment layers 30 includes polyimides (PI).
Specifically, the surface of the both alignment layers 30 towards 40 side of liquid crystal layer is formed with multiple micro-protrusions (not shown),
The multiple micro-protrusions make the pre-tilt angle that liquid crystal molecule is kept fixed in the form of steric hindrance.
Specifically, containing black light screening material, such as carbon black etc. in the shading region 512.
Specifically, first polaroid 51 further includes the polarisation area 511 of the viewing area 91 of the corresponding color membrane substrates 10；
Second polaroid 52 is common polaroid, that is, the region for corresponding to viewing area 91 and non-display area 92 is polarisation area.
Specifically, being respectively equipped with first electrode (not shown) in the color membrane substrates 10 and thin-film transistor array base-plate 20
With second electrode (not shown), by forming voltage between first electrode and second electrode, to being applied in 40 both sides of liquid crystal layer
Making alive makes liquid crystal molecule deflect.Specifically, the first electrode and second electrode are respectively public electrode and pixel electrode.
Since black matrix" 11, institute not being arranged in the non-display area 92 of the color membrane substrates 10 in above-mentioned liquid crystal display panel 70
The viewing area 91 and non-display area 92 for stating color membrane substrates 10 all have preferable light transmission, can ensure to be located in viewing area 91
Both alignment layers 30 fully cure close to the region of non-display area 92, to make liquid crystal molecule generate fixed pre-tilt angle, avoid liquid
There is the phenomenon that brightness irregularities close to the region of non-display area 92 in the viewing area 91 of crystal panel 70；Later by inclined first
Setting carries out non-display area 92 shading region 512 of shading on mating plate 51, ensures the not light leakage of non-display area 92 of liquid crystal display panel 70,
To have preferable display quality.
In conclusion the production method of the liquid crystal display panel of the present invention is located at the black of non-display area by removing in color membrane substrates
Colour moment battle array can ensure that the both alignment layers being located in viewing area are leaned on when being irradiated solidification to both alignment layers from color membrane substrates side
The region of nearly non-display area is fully irradiated and is fully cured, and to make liquid crystal molecule generate fixed pre-tilt angle, avoids liquid
There is the phenomenon that brightness irregularities in region in the viewing area of crystal panel close to non-display area；Later by the first polaroid
The shading region for carrying out shading to non-display area is set, ensures the non-display area of liquid crystal display panel not light leakage.The liquid crystal display panel of the present invention
Since black matrix" not being arranged in the non-display area of color membrane substrates, the both alignment layers being located in viewing area can be ensured close to non-display
The region in area fully cures, and to make liquid crystal molecule generate fixed pre-tilt angle, avoids in the viewing area of liquid crystal display panel close to non-
There is the phenomenon that brightness irregularities in the region of viewing area；Shading is carried out to non-display area by being arranged on the first polaroid later
Shading region, ensure the non-display area of liquid crystal display panel not light leakage, to have preferable display quality.
The above for those of ordinary skill in the art can according to the technique and scheme of the present invention and technology
Other various corresponding change and deformations are made in design, and all these change and distortions should all belong to the claims in the present invention
Protection domain.
Claims (10)
1. a kind of production method of liquid crystal display panel, which is characterized in that include the following steps：
Step 1 provides color membrane substrates (10) and thin-film transistor array base-plate (20), the color membrane substrates (10) and film crystal
Pipe array substrate (20) includes corresponding viewing area (91) and the non-display area (92) positioned at viewing area (91) periphery；It is described
Black matrix" (11) is equipped in the viewing area (91) of color membrane substrates (10), the non-display area (92) of the color membrane substrates (10) is interior not
If black matrix" (11)；
Step 2, the coated polymeric at least one of the color membrane substrates (10) and thin-film transistor array base-plate (20)
Solution forms both alignment layers (30)；The dispenser method material on the color membrane substrates (10) or thin-film transistor array base-plate (20),
The liquid crystal material includes liquid crystal molecule；The color membrane substrates (10) are bonded with thin-film transistor array base-plate (20) contraposition,
The liquid crystal material forms liquid crystal layer (40) between the color membrane substrates (10) and thin-film transistor array base-plate (20),
The both alignment layers (30) are in contact with liquid crystal layer (40)；
Step 3 applies voltage in liquid crystal layer (40) both sides, so that liquid crystal molecule is deflected, from the color membrane substrates (10) side to matching
Ultraviolet radiation-curable is carried out to layer (30), the both alignment layers (30) after solidification are able to maintain that the deflection angle of liquid crystal molecule, make liquid crystal
Molecule has fixed pre-tilt angle；
Step 4, the side far from the liquid crystal layer (40) attaches the first polaroid (51) on the color membrane substrates (10), thin
The side far from the liquid crystal layer (40) attaches the second polaroid (52) in film transistor array substrate (20), and liquid crystal display panel is made
(70)；
First polaroid (51) includes the polarisation area (511) of the viewing area (91) of the corresponding color membrane substrates (10) and right
Answer the shading region (512) of the non-display area (92) of the color membrane substrates (10).
2. the production method of liquid crystal display panel as described in claim 1, which is characterized in that the thin-film transistor array base-plate
(20) circuit trace (21) is equipped in non-display area (92)；The projection of the shading region (512) covers the circuit trace
(21)。
3. the production method of liquid crystal display panel as described in claim 1, which is characterized in that containing black in the shading region (512)
Color light screening material；The circuit trace (21) is GOA circuit traces.
4. a kind of liquid crystal display panel (70), which is characterized in that including：The color membrane substrates (10) and thin film transistor (TFT) array being oppositely arranged
Substrate (20) is set to liquid crystal layer (40) between the color membrane substrates (10) and thin-film transistor array base-plate (20) and is located at
The first polaroid (51) far from the liquid crystal layer (40) side on the color membrane substrates (10)；The color membrane substrates (10) with it is thin
Film transistor array substrate (20) includes corresponding viewing area (91) and the non-display area positioned at viewing area (91) periphery
(92)；The region opposite with the non-display area (92) of the color membrane substrates (10) is equipped with shading in first polaroid (51)
Area (512).
5. liquid crystal display panel (70) as claimed in claim 4, which is characterized in that the thin-film transistor array base-plate (20) it is non-
Circuit trace (21) is equipped in viewing area (92)；The projection of the shading region (512) covers the circuit trace (21).
6. liquid crystal display panel (70) as claimed in claim 5, which is characterized in that the circuit trace (21) is GOA circuit traces.
7. liquid crystal display panel (70) as claimed in claim 4, which is characterized in that in the viewing area (91) of the color membrane substrates (10)
Equipped with black matrix" (11)；Black matrix" (11) is not set in the non-display area (92) of the color membrane substrates (10).
8. liquid crystal display panel (70) as claimed in claim 4, which is characterized in that contain black shading in the shading region (512)
Material.
9. liquid crystal display panel (70) as claimed in claim 4, which is characterized in that further include being located at the thin film transistor (TFT) array base
The second polaroid (52) far from the liquid crystal layer (40) side, the first substrate (10) and/or second substrate on plate (20)
(20) surface being in contact with liquid crystal layer (40) on is equipped with polymeric layer (30)；The liquid crystal layer (40) includes liquid crystal molecule,
The liquid crystal molecule has fixed pre-tilt angle.
10. liquid crystal display panel (70) as claimed in claim 4, which is characterized in that first polaroid (51) further includes corresponding to
The polarisation area (511) of the viewing area (91) of the color membrane substrates (10).
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| CN201810681603.0A CN108803125A (en) | 2018-06-27 | 2018-06-27 | Liquid crystal display panel and preparation method thereof |
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| CN114120930A (en) * | 2021-11-02 | 2022-03-01 | 信利半导体有限公司 | Display screen with embedded temperature sensing function and regulating and controlling method thereof |
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| WO2024022050A1 (en) * | 2022-07-28 | 2024-02-01 | 京东方科技集团股份有限公司 | Display panel, manufacturing method therefor, and display device |
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Application publication date: 20181113 |