CN109143690A - Liquid crystal display panel and preparation method thereof - Google Patents
Liquid crystal display panel and preparation method thereof Download PDFInfo
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- CN109143690A CN109143690A CN201810950705.8A CN201810950705A CN109143690A CN 109143690 A CN109143690 A CN 109143690A CN 201810950705 A CN201810950705 A CN 201810950705A CN 109143690 A CN109143690 A CN 109143690A
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- crystal material
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- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
-
- 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
- G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
-
- 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
- G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
- G02F1/133757—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle with different alignment orientations
Abstract
The present invention provides a kind of liquid crystal display panel and preparation method thereof.The liquid crystal display panel includes: the second substrate that first substrate and the first substrate are oppositely arranged and is set to liquid crystal layer and barricade between the first substrate and the second substrate；The liquid crystal layer is separated into alternately arranged multiple first liquid crystal areas and multiple second liquid crystal areas by the barricade, and the first liquid crystal material is equipped in first liquid crystal area, is equipped with the second liquid crystal material in second liquid crystal area；First liquid crystal material and the second liquid crystal material swing to angle with different under identical driving voltage, by the way that the first liquid crystal area and the second liquid crystal area with different liquid crystal materials are arranged in the liquid crystal layer, so that the liquid crystal of the first liquid crystal area and the second liquid crystal area swings to angle with different under identical driving voltage, so as under the premise of not reducing penetrance, extend the visual angle of liquid crystal display panel.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of liquid crystal display panel and preparation method thereof.
Background technique
Liquid crystal display (Liquid Crystal Display, LCD) has thin fuselage, power saving, radiationless etc. numerous excellent
Point, is widely used, such as: LCD TV, mobile phone, personal digital assistant (PDA), digital camera, computer screen
Curtain or laptop screen etc., occupy an leading position in flat display field.
Active Thin Film Transistor-LCD (Thin Film Transistor-LCD, TFT-LCD) is current master
The most common liquid crystal display in market is flowed, can be roughly divided into again according to different its of liquid crystal drive mode: twisted-nematic
(Twisted Nematic, TN) or super twisted nematic (Super Twisted Nematic, STN) type, plane conversion (In-
Plane Switching, IPS) type and vertical orientation (Vertical Alignment, VA) type.Wherein VA type liquid crystal display
Relatively other kinds of liquid crystal display has high contrast, shows in large scale, as TV etc. has very extensively
Application.Usual liquid crystal display device includes shell, the liquid crystal display panel being set in the housing and the backlight module being set in the housing
(Backlight module).Wherein, the structure of liquid crystal display panel is mainly by a thin-film transistor array base-plate (Thin Film
Transistor Array Substrate, TFT Array Substrate), a color membrane substrates (Color Filter
Substrate, CF Substrate) and it is configured at liquid crystal layer (Liquid Crystal Layer) institute's structure between two substrates
At its working principle is that applying driving voltage on the public electrode for passing through pixel electrode and CF substrate to TFT substrate to control
The light refraction of backlight module is come out and generates picture by the rotation of the liquid crystal molecule of liquid crystal layer.
It is the most frequently used in existing VA type liquid crystal display panel to be arranged vertically (Polymer stabilized for polymer stabilizing
Vertical alignment, PSVA) type liquid crystal display panel, the advantage with high contrast and fast response time.But
PSVA type liquid crystal display panel visual angle is relatively narrow, in order to extend the visual angle of PSVA type liquid crystal display panel, proposes a kind of multidomain
(domain) a sub-pixel is divided into multiple regions, the liquid crystal in each region is made to lodge after application of a voltage by structure
To different directions, so that the effect for seeing all directions tends to average homogeneity.8 domain structures are that most common one kind is more
Domain structure is a sub-pixel to be divided into primary area (main) and time area (sub), and master is respectively set in primary area and time area
Area's pixel electrode and time area's pixel electrode, the primary area pixel electrode and time area's pixel electrode are the pattern electrode of meter font,
The pattern electrode of so-called rice font is referred to for traditional plane electrode being divided into four regions, is respectively formed in four regions
The electrode pattern of the strip shaped electric poles branch and slit separation that extend to four different directions, can be made using the pattern electrode of rice font
It obtains and is respectively formed four farmlands in primary area and time area, then by turning to the liquid crystal molecule on 4 farmlands in 4 areas Ge Chouyuci in primary area not
Same angle can reach the purpose at extension visual angle.
Further, the liquid crystal display panel of the multidomain structure can also use charge sharing techniques, by a sub-pixel
Primary area and secondary area between be attached by capacitor or TFT, when to the sub-pixel input data signal, the same data
Signal enables to primary area and time area to have different driving voltages, and the liquid crystal in primary area and time area is made to have different lodging angles,
To extending visual angle, reduce big visual angle colour cast, but in this way can the driving voltage in the area Shi Ci reduce about 20%~30%,
To generate very big penetrance loss.
Summary of the invention
The purpose of the present invention is to provide a kind of liquid crystal display panels, can extend under the premise of not reducing penetrance
The visual angle of liquid crystal display panel.
The object of the invention is also to provide a kind of production methods of liquid crystal display panel, can not reduce penetrance
Under the premise of, extend the visual angle of liquid crystal display panel.
To achieve the above object, the present invention provides a kind of liquid crystal display panels, comprising: first substrate and described first
The second substrate and be set to liquid crystal layer and barricade between the first substrate and the second substrate that substrate is oppositely arranged；
The liquid crystal layer is separated into alternately arranged multiple first liquid crystal areas and multiple second liquid crystal areas, institute by the barricade
It states and is equipped with the first liquid crystal material in the first liquid crystal area, be equipped with the second liquid crystal material in second liquid crystal area；
First liquid crystal material and the second liquid crystal material swing to angle with different under identical driving voltage.
The dielectric anisotropy of first liquid crystal material is greater than the dielectric anisotropy of second liquid crystal material, described
The birefringence of first liquid crystal material is less than the birefringence of second liquid crystal material.
The dielectric anisotropy value range of first liquid crystal material and the second liquid crystal material is equal are as follows: -2.5~-5；Institute
State the birefringence of the first liquid crystal material and the product of liquid crystal cell thickness are as follows: 290nm~360nm；Second liquid crystal material it is two-fold
Penetrate the product of rate Yu liquid crystal cell thickness are as follows: 290nm~360nm.
First liquid crystal material and the second liquid crystal material are negative liquid crystal material.
The liquid crystal display panel is flexible liquid crystal panel.
The present invention also provides a kind of production methods of liquid crystal display panel, include the following steps:
Step S1, a first substrate and the second substrate are provided, are formed with barricade on the first substrate, the barricade is by institute
It states first substrate and is separated into alternately arranged multiple first liquid crystal areas and multiple second liquid crystal areas；
Step S2, the first liquid crystal material and is added dropwise respectively in the multiple first liquid crystal area and multiple second liquid crystal areas
Two liquid crystal materials form liquid crystal layer；First liquid crystal material and the second liquid crystal material have not under identical driving voltage
Same swings to angle；
Step S3, the first substrate and the second substrate are formed into liquid crystal display panel to composition box.
The dielectric anisotropy of first liquid crystal material is greater than the dielectric anisotropy of second liquid crystal material, described
The birefringence of first liquid crystal material is less than the birefringence of second liquid crystal material.
The dielectric anisotropy value range of first liquid crystal material and the second liquid crystal material is equal are as follows: -2.5~-5；Institute
State the birefringence of the first liquid crystal material and the product of liquid crystal cell thickness are as follows: 290nm~360nm；Second liquid crystal material it is two-fold
Penetrate the product of rate Yu liquid crystal cell thickness are as follows: 290nm~360nm.
First liquid crystal material and the second liquid crystal material are negative liquid crystal material.
The liquid crystal display panel is flexible liquid crystal panel.
Beneficial effects of the present invention: the present invention provides a kind of liquid crystal display panel, comprising: first substrate and described first
The second substrate and be set to liquid crystal layer and barricade between the first substrate and the second substrate that substrate is oppositely arranged；It is described
The liquid crystal layer is separated into alternately arranged multiple first liquid crystal areas and multiple second liquid crystal areas, first liquid crystal area by barricade
It is inside equipped with the first liquid crystal material, is equipped with the second liquid crystal material in second liquid crystal area；First liquid crystal material and the second liquid
Brilliant material swings to angle with different under identical driving voltage, by being arranged in the liquid crystal layer with different liquid crystal materials
The first liquid crystal area and the second liquid crystal area so that the liquid crystal of the first liquid crystal area and the second liquid crystal area has under identical driving voltage
Have it is different swing to angle, so as under the premise of not reducing penetrance, extend the visual angle of liquid crystal display panel.The present invention
A kind of production method of liquid crystal display panel is also provided, liquid crystal display panel can be extended under the premise of not reducing penetrance
Visual angle.
Detailed description of the invention
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with of the invention detailed
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is the schematic diagram of liquid crystal display panel of the present invention；
Fig. 2 is the schematic diagram of the first embodiment of liquid crystal display panel of the invention；
Fig. 3 is the schematic diagram of the second embodiment of liquid crystal display panel of the invention；
Fig. 4 is the schematic diagram of the 3rd embodiment of liquid crystal display panel of the invention；
Fig. 5 is the flow chart of the production method of liquid crystal display panel of the invention.
Specific embodiment
Further to illustrate technological means and its effect adopted by the present invention, below in conjunction with preferred implementation of the invention
Example and its attached drawing are described in detail.
Referring to Fig. 1, the present invention provides a kind of liquid crystal display panel, comprising: first substrate 10 and the first substrate 10
The second substrate 20 that is oppositely arranged and it is set to liquid crystal layer 30 and barricade between the first substrate 10 and the second substrate 20
40；
The liquid crystal layer 30 is separated into alternately arranged multiple first liquid crystal areas 31 and multiple second liquid by the barricade 40
Crystalline region 32, first liquid crystal area 31 is interior to be equipped with the first liquid crystal material, is equipped with the second liquid crystal material in second liquid crystal area 32；
First liquid crystal material and the second liquid crystal material swing to angle with different under identical driving voltage.
Specifically, in some embodiments of the invention, the liquid crystal display panel can with flexible liquid crystal panel or
Non-flexible liquid crystal display panel, the first substrate 10 and first substrate 20 can be flexible base board, such as transparent plastics base
Plate, or glass or other substrates.Optionally, one in the first substrate 10 or the second substrate 20 can be array
Substrate includes TFT structure and pixel electrode layer, another in the first substrate 10 and the second substrate 20 can be coloured silk
Ilm substrate 20 includes chromatic filter layer, black matrix" and common electrode layer, this is not limitation of the present invention certainly, in the present invention
Other embodiments in, array coloured silk film integrated form (Color Filter On Array, COA) LCD display can also be used
Plate, in the liquid crystal display panel of COA type, the chromatic filter layer be can be set in i.e. array substrate, these structures are applicable in
In the present invention.
When it is implemented, the first substrate 10 is array substrate as shown in Fig. 2, in some embodiments of the invention,
The second substrate 20 is color membrane substrates, and the first substrate 10 includes the first underlay substrate 11, is set to the first substrate base
TFT layer 12 on plate 11, the passivation layer 13 on the TFT layer 12, the pixel electrode layer 14 on the passivation layer 13,
Planarization layer 15 on the pixel electrode layer 14, the first both alignment layers 16 on the planarization layer 15；The picture
Plain electrode layer 14 include multiple first pixel electrodes corresponding with the multiple first liquid crystal area 312 and with the multiple second liquid
Corresponding multiple second pixel electrodes in crystalline region 312, the second substrate 20 include: the second underlay substrate 21, are set to described second
Chromatic filter layer 22 and black matrix" 23 on underlay substrate 21 and on the chromatic filter layer 22 and black matrix" 23
Public electrode 24, the second both alignment layers 25 on the public electrode 24, between the first substrate 10 and the second substrate 20
It is additionally provided with support spacer material 26；In the embodiment shown in Figure 2, the barricade 40 is passed through only together using individual barricade material
Vertical patterning process is formed, and the barricade 40 can be initially formed on the first substrate 10, is formed later again by group
It is contacted with the second substrate 20, can also be initially formed in the second substrate 20, be formed later again by group and first substrate
10 contacts.
When it is implemented, the first substrate 10 is array substrate as shown in figure 3, in some embodiments of the invention,
The second substrate 20 is color membrane substrates, and the first substrate 10 includes the first underlay substrate 11, is set to the first substrate base
TFT layer 12 on plate 11, the passivation layer 13 on the TFT layer 12, the pixel electrode layer 14 on the passivation layer 13,
Planarization layer 15 on the pixel electrode layer 14, the first both alignment layers 16 on the planarization layer 15；The picture
Plain electrode layer 14 include multiple first pixel electrodes corresponding with the multiple first liquid crystal area 312 and with the multiple second liquid
Corresponding multiple second pixel electrodes in crystalline region 312, the second substrate 20 include: the second underlay substrate 21, are set to described second
Chromatic filter layer 22 and black matrix" 23 on underlay substrate 21 and on the chromatic filter layer 22 and black matrix" 23
Public electrode 24, the second both alignment layers 25 on the public electrode 24；Between the first substrate 10 and the second substrate 20
It is additionally provided with support spacer material 26, in the embodiment shown in fig. 3, the barricade 40 is with the support spacer material 26 using identical
Material and by with along with patterning process be formed simultaneously, the barricade 40 and support spacer material 26 can be initially formed in described the
On one substrate 10, again by contacting to group with the second substrate 20 after being formed, it can also be initially formed in the second substrate 20,
Again by being contacted to group with first substrate 10 after being formed.
When it is implemented, as shown in figure 3, in some embodiments of the invention, COA technology can also be used, at these
In embodiment, the first substrate 10 is array substrate, and the second substrate 20 is counter substrate, and the first substrate 10 includes
First underlay substrate 11, the TFT layer 12 on first underlay substrate 11, the passivation layer 13 on the TFT layer 12,
Chromatic filter layer 22 on the passivation layer 13, is set to institute at the pixel electrode layer 14 on the chromatic filter layer 22
State the planarization layer 15 on pixel electrode layer 14, the first both alignment layers 16 on the planarization layer 15；The pixel electrode
Layer 14 include multiple first pixel electrodes corresponding with the multiple first liquid crystal area 312 and with the multiple second liquid crystal area
312 corresponding multiple second pixel electrodes, the second substrate 20 include: the second underlay substrate 21, are set to second substrate
Black matrix" 23 on substrate 21, is set to the flat protection layer 27 on the black matrix" 23 and the second underlay substrate 21
Public electrode 24 on the flat protection layer 27, the second both alignment layers 25 on the public electrode 24；First base
Support spacer material 26 is additionally provided between plate 10 and the second substrate 20.Wherein, in the embodiment shown in fig. 4, the barricade 40 with
The support spacer material 26 using identical material and by with along with patterning process be formed simultaneously, the barricade 40 and support
Spacer material 26 can be initially formed on the first substrate 10, being formed later again by contacting to group with the second substrate 20, can also
To be initially formed in the second substrate 20, formation is later again by contacting group with first substrate 10；Certainly, in the embodiment
In, the barricade 40 can also be formed using individual barricade material by independent patterning process together, the barricade 40
It can be initially formed on the first substrate 10, can also be initially formed by being contacted to group with the second substrate 20 again after being formed
In in the second substrate 20, again by contacting to group with first substrate 10 after being formed, these can be according to actual needs
It is selected.
Specifically, in other embodiments of the invention, the black matrix" 23 can also be located in array substrate.Specifically
Ground, the chromatic filter layer 22 generally comprise multiple color blocking blocks of array arrangement, and the black matrix" 23 blocks adjacent color blocking
Region between block, to prevent colour mixture, it is preferable that first pixel electrode and the second pixel electrode are the figure of " M shape "
Case polarizing electrode.
It is emphasized that the dielectric anisotropy of first liquid crystal material is greater than second liquid crystal in the present invention
The dielectric anisotropy of material, the birefringence of first liquid crystal material are less than the birefringence of second liquid crystal material,
Dielectric anisotropy by the way that first liquid crystal material is arranged is greater than the dielectric anisotropy of second liquid crystal material, can
So that the liquid crystal in the first liquid crystal area 31 and the second liquid crystal area 32 swings to angle under identical driving voltage, with different,
To form multidomain, realize that wide viewing angle is shown, the birefringence by the way that first liquid crystal material is arranged is less than second liquid
The birefringence of brilliant material, so that the product of the birefringence of first liquid crystal material and liquid crystal cell thickness is less than the second liquid crystal material
Birefringence and liquid crystal cell thickness product, make up the second liquid crystal area intermediary electrical anisotropy reduction caused by liquid crystal swing to deficiency
Caused penetrance loss, is realized with wide viewing angle and with the display of high-penetration rate.
Specifically, the dielectric anisotropy value range of first liquid crystal material and the second liquid crystal material is equal are as follows: -2.5
~-5, it is preferable that the dielectric anisotropy value range of first liquid crystal material and the second liquid crystal material is equal are as follows: -2.9~-
3.5。
Specifically, the product of the birefringence of first liquid crystal material and liquid crystal cell thickness are as follows: 290nm~360nm；Described
The birefringence of two liquid crystal materials and the product of liquid crystal cell thickness are as follows: 290nm~360nm, it is preferable that pair of first liquid crystal material
The product of refractive index and liquid crystal cell thickness are as follows: 320nm~350nm；The birefringence of second liquid crystal material and the product of liquid crystal cell thickness
Are as follows: 320nm~350nm, to keep liquid crystal display panel penetrance with higher.
Preferably, first liquid crystal material and the second liquid crystal material are negative liquid crystal material.
Specifically, referring to Fig. 5, including the following steps: the present invention also provides a kind of production method of liquid crystal display panel
Step S1, a first substrate 10 and the second substrate 20 are provided, are formed with barricade 40 on the first substrate 10, it is described
The first substrate 10 is separated into alternately arranged multiple first liquid crystal areas 31 and multiple second liquid crystal areas 32 by barricade 40.
Specifically, in some embodiments of the invention, the liquid crystal display panel can with flexible liquid crystal panel or
Non-flexible liquid crystal display panel, the first substrate 10 and first substrate 20 can be flexible base board, such as transparent plastics base
Plate, or glass or other substrates.Optionally, one in the first substrate 10 or the second substrate 20 can be array
Substrate includes TFT structure and pixel electrode layer, another in the first substrate 10 and the second substrate 20 can be coloured silk
Ilm substrate 20 includes chromatic filter layer, black matrix" and common electrode layer, this is not limitation of the present invention certainly, in the present invention
Other embodiments in, array coloured silk film integrated form (Color Filter On Array, COA) LCD display can also be used
Plate, in the liquid crystal display panel of COA type, the chromatic filter layer be can be set in i.e. array substrate, these structures are applicable in
In the present invention.
Optionally, in the step S1, the first substrate 10 can may be color membrane substrates for array substrate,
The i.e. described barricade 40 can be initially formed in array substrate or be initially formed on color membrane substrates.
When it is implemented, the first substrate 10 is array substrate as shown in Fig. 2, in some embodiments of the invention,
The second substrate 20 is color membrane substrates, and the first substrate 10 includes the first underlay substrate 11, is set to the first substrate base
TFT layer 12 on plate 11, the passivation layer 13 on the TFT layer 12, the pixel electrode layer 14 on the passivation layer 13,
Planarization layer 15 on the pixel electrode layer 14, the first both alignment layers 16 on the planarization layer 15；The picture
Plain electrode layer 14 include multiple first pixel electrodes corresponding with the multiple first liquid crystal area 312 and with the multiple second liquid
Corresponding multiple second pixel electrodes in crystalline region 312, the second substrate 20 include: the second underlay substrate 21, are set to described second
Chromatic filter layer 22 and black matrix" 23 on underlay substrate 21 and on the chromatic filter layer 22 and black matrix" 23
Public electrode 24, the second both alignment layers 25 on the public electrode 24, between the first substrate 10 and the second substrate 20
It is additionally provided with support spacer material 26；In the embodiment shown in Figure 2, the barricade 40 is passed through only together using individual barricade material
Vertical patterning process is formed.
When it is implemented, the first substrate 10 is array substrate as shown in figure 3, in some embodiments of the invention,
The second substrate 20 is color membrane substrates, and the first substrate 10 includes the first underlay substrate 11, is set to the first substrate base
TFT layer 12 on plate 11, the passivation layer 13 on the TFT layer 12, the pixel electrode layer 14 on the passivation layer 13,
Planarization layer 15 on the pixel electrode layer 14, the first both alignment layers 16 on the planarization layer 15；The picture
Plain electrode layer 14 include multiple first pixel electrodes corresponding with the multiple first liquid crystal area 312 and with the multiple second liquid
Corresponding multiple second pixel electrodes in crystalline region 312, the second substrate 20 include: the second underlay substrate 21, are set to described second
Chromatic filter layer 22 and black matrix" 23 on underlay substrate 21 and on the chromatic filter layer 22 and black matrix" 23
Public electrode 24, the second both alignment layers 25 on the public electrode 24；Between the first substrate 10 and the second substrate 20
It is additionally provided with support spacer material 26, in the embodiment shown in fig. 3, the barricade 40 is with the support spacer material 26 using identical
Material and by with along with patterning process be formed simultaneously；
When it is implemented, as shown in figure 3, in some embodiments of the invention, COA technology can also be used, at these
In embodiment, the first substrate 10 is array substrate, and the second substrate 20 is counter substrate, and the first substrate 10 includes
First underlay substrate 11, the TFT layer 12 on first underlay substrate 11, the passivation layer 13 on the TFT layer 12,
Chromatic filter layer 22 on the passivation layer 13, is set to institute at the pixel electrode layer 14 on the chromatic filter layer 22
State the planarization layer 15 on pixel electrode layer 14, the first both alignment layers 16 on the planarization layer 15；The pixel electrode
Layer 14 include multiple first pixel electrodes corresponding with the multiple first liquid crystal area 312 and with the multiple second liquid crystal area
312 corresponding multiple second pixel electrodes, the second substrate 20 include: the second underlay substrate 21, are set to second substrate
Black matrix" 23 on substrate 21, is set to the flat protection layer 27 on the black matrix" 23 and the second underlay substrate 21
Public electrode 24 on the flat protection layer 27, the second both alignment layers 25 on the public electrode 24；First base
Support spacer material 26 is additionally provided between plate 10 and the second substrate 20.Wherein, in the embodiment shown in fig. 4, the barricade 40 with
The support spacer material 26 using identical material and by with along with patterning process be formed simultaneously, certainly, in the embodiment
In, the barricade 40 can also be formed using individual barricade material by independent patterning process together；
Specifically, in other embodiments of the invention, the black matrix" 23 can also be located in array substrate.Specifically
Ground, the chromatic filter layer 22 generally comprise multiple color blocking blocks of array arrangement, and the black matrix" 23 blocks adjacent color blocking
Region between block, to prevent colour mixture.Preferably, first pixel electrode and the second pixel electrode are the figure of " M shape "
Case polarizing electrode.
Step S2, the first liquid crystal material is added dropwise respectively in the multiple first liquid crystal area 31 and multiple second liquid crystal areas 32
With the second liquid crystal material, liquid crystal layer 30 is formed；First liquid crystal material and the second liquid crystal material are under identical driving voltage
Angle is swung to different；
Specifically, in the present invention, the dielectric anisotropy of first liquid crystal material is greater than second liquid crystal material
Dielectric anisotropy, the birefringence of first liquid crystal material is less than the birefringence of second liquid crystal material, by setting
The dielectric anisotropy for setting first liquid crystal material is greater than the dielectric anisotropy of second liquid crystal material, enables to the
Liquid crystal in one liquid crystal area 31 and the second liquid crystal area 32 swings to angle under identical driving voltage, with different, thus shape
At multidomain, realize that wide viewing angle is shown, the birefringence by the way that first liquid crystal material is arranged is less than second liquid crystal material
Birefringence so that the birefringence of first liquid crystal material and the product of liquid crystal cell thickness are two-fold less than the second liquid crystal material
The product for penetrating rate Yu liquid crystal cell thickness makes up liquid crystal caused by the second liquid crystal area intermediary electrical anisotropy reduces and swings to caused by deficiency
Penetrance loss is realized with wide viewing angle and with the display of high-penetration rate.
Specifically, the dielectric anisotropy value range of first liquid crystal material and the second liquid crystal material is equal are as follows: -2.5
~-5, it is preferable that the dielectric anisotropy value range of first liquid crystal material and the second liquid crystal material is equal are as follows: -2.9~-
3.5。
Specifically, the product of the birefringence of first liquid crystal material and liquid crystal cell thickness are as follows: 290nm~360nm；Described
The birefringence of two liquid crystal materials and the product of liquid crystal cell thickness are as follows: 290nm~360nm, it is preferable that pair of first liquid crystal material
The product of refractive index and liquid crystal cell thickness are as follows: 320nm~350nm；The birefringence of second liquid crystal material and the product of liquid crystal cell thickness
Are as follows: 320nm~350nm, to keep liquid crystal display panel penetrance with higher.
Preferably, first liquid crystal material and the second liquid crystal material are negative liquid crystal material.
Step S3, by 20 pairs of composition boxes of the first substrate 10 and the second substrate, liquid crystal display panel is formed.
It specifically, further include after 20 pairs of composition boxes of the first substrate 10 and the second substrate, to institute in the step S3
State the process that liquid crystal layer carries out orientation, it is preferable that the orientation is PSVA orientation.
In conclusion the present invention provides a kind of liquid crystal display panels, comprising: first substrate, with the first substrate phase
The second substrate to setting and it is set to liquid crystal layer and barricade between the first substrate and the second substrate；The barricade will
The liquid crystal layer is separated into alternately arranged multiple first liquid crystal areas and multiple second liquid crystal areas, is equipped in first liquid crystal area
First liquid crystal material is equipped with the second liquid crystal material in second liquid crystal area；First liquid crystal material and the second liquid crystal material
Angle is swung to different under identical driving voltage, by the way that first with different liquid crystal materials is arranged in the liquid crystal layer
Liquid crystal area and the second liquid crystal area, so that the liquid crystal of the first liquid crystal area and the second liquid crystal area has difference under identical driving voltage
Swing to angle, so as under the premise of not reducing penetrance, extend the visual angle of liquid crystal display panel.The present invention also provides
A kind of production method of liquid crystal display panel can extend the visual angle of liquid crystal display panel under the premise of not reducing penetrance.
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 changes and modifications are made in design, and all these change and modification all should belong to the claims in the present invention
Protection scope.
Claims (10)
1. a kind of liquid crystal display panel characterized by comprising first substrate (10) is set relatively with the first substrate (10)
The second substrate (20) set and it is set to liquid crystal layer (30) and barricade between the first substrate (10) and the second substrate (20)
(40)；
The liquid crystal layer (30) is separated into alternately arranged multiple first liquid crystal areas (31) and multiple second by the barricade (40)
Liquid crystal area (32), first liquid crystal area (31) is interior to be equipped with the first liquid crystal material, is equipped with second in second liquid crystal area (32)
Liquid crystal material；
First liquid crystal material and the second liquid crystal material swing to angle with different under identical driving voltage.
2. liquid crystal display panel as described in claim 1, which is characterized in that the dielectric anisotropy of first liquid crystal material
Greater than the dielectric anisotropy of second liquid crystal material, the birefringence of first liquid crystal material is less than second liquid crystal
The birefringence of material.
3. liquid crystal display panel as claimed in claim 2, which is characterized in that first liquid crystal material and the second liquid crystal material
Dielectric anisotropy value range it is equal are as follows: -2.5~-5；The birefringence of first liquid crystal material and the product of liquid crystal cell thickness
Are as follows: 290nm~360nm；The birefringence of second liquid crystal material and the product of liquid crystal cell thickness are as follows: 290nm~360nm.
4. liquid crystal display panel as described in claim 1, which is characterized in that first liquid crystal material and the second liquid crystal material
It is negative liquid crystal material.
5. liquid crystal display panel as described in claim 1, which is characterized in that the liquid crystal display panel is flexible liquid crystal
Panel.
6. a kind of production method of liquid crystal display panel, which comprises the steps of:
Step S1, a first substrate (10) and the second substrate (20) are provided, are formed with barricade (40) on the first substrate (10),
The first substrate (10) is separated into alternately arranged multiple first liquid crystal areas (31) and multiple second liquid by the barricade (40)
Crystalline region (32)；
Step S2, the first liquid crystal material is injected separately into the multiple first liquid crystal area (31) and multiple second liquid crystal areas (32)
With the second liquid crystal material, formed liquid crystal layer (30)；First liquid crystal material and the second liquid crystal material are in identical driving voltage
Angle is swung to different down；
Step S3, the first substrate (10) and the second substrate (20) are formed into liquid crystal display panel to composition box.
7. the production method of liquid crystal display panel as claimed in claim 6, which is characterized in that Jie of first liquid crystal material
Electrical anisotropy is greater than the dielectric anisotropy of second liquid crystal material, and the birefringence of first liquid crystal material is less than institute
State the birefringence of the second liquid crystal material.
8. the production method of liquid crystal display panel as claimed in claim 7, which is characterized in that first liquid crystal material and
The dielectric anisotropy value range of two liquid crystal materials is equal are as follows: -2.5~-5；The birefringence and liquid of first liquid crystal material
The product of brilliant box thickness are as follows: 290nm~360nm；The birefringence of second liquid crystal material and the product of liquid crystal cell thickness are as follows: 290nm~
360nm。
9. the production method of liquid crystal display panel as claimed in claim 6, which is characterized in that first liquid crystal material and
Two liquid crystal materials are negative liquid crystal material.
10. the production method of liquid crystal display panel as claimed in claim 6, which is characterized in that the liquid crystal display panel is
Flexible liquid crystal panel.
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| CN201810950705.8A CN109143690B (en) | 2018-08-20 | 2018-08-20 | Liquid crystal display panel and manufacturing method thereof |
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| CN110161737A (en) * | 2019-05-13 | 2019-08-23 | 深圳市华星光电技术有限公司 | Display and its manufacturing method |
| CN111273475A (en) * | 2020-03-27 | 2020-06-12 | Tcl华星光电技术有限公司 | Display device, display panel and manufacturing method thereof |
| WO2021022636A1 (en) * | 2019-08-07 | 2021-02-11 | Tcl华星光电技术有限公司 | Display panel and display apparatus |
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