CN106707633A - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
- Publication number
- CN106707633A CN106707633A CN201710221853.1A CN201710221853A CN106707633A CN 106707633 A CN106707633 A CN 106707633A CN 201710221853 A CN201710221853 A CN 201710221853A CN 106707633 A CN106707633 A CN 106707633A
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- China
- Prior art keywords
- groove
- chock insulator
- liquid crystal
- insulator matter
- crystal display
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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
- G02F1/1339—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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13394—Gaskets; Spacers; Sealing of cells spacers regularly patterned on the cell subtrate, e.g. walls, pillars
Abstract
The invention provides a liquid crystal display panel, comprising a first base plate, a second base plate and a frame glue situated between the first base plate and the second base plate; the liquid crystal display panel further comprises a display zone and a non-display zone; the frame glue is located at a non-display zone and arranged around the display zone; the liquid crystal display panel further comprises a first groove, a second groove, a first spacer and a second spacer; a bulge is formed between the groove wall of the first groove and the groove wall of the second groove, wherein the first groove and the second groove are arranged at one side of the first base place closing to the second base plate; the first groove and the second groove are situated between the frame glue and the display zone; the first groove is arranged between the frame glue and the second groove; the first spacer is extended into the first groove from the second base plate; the second spacer is extended from the second base plate to the bulge and contacted with the bulge. The structure forms a frame glue diffusion buffer layer closing to the frame glue side and a liquid crystal diffusion buffer zone closing to the liquid crystal side; thus the risk of penetration of the frame glue in a narrow side frame to the display zone and liquid crystal puncture is reduced.
Description
Technical field
The present invention relates to technical field of display panel, more particularly, to a kind of liquid crystal display panel.
Background technology
Liquid crystal display (Liquid Crystal Display, LCD) --- the display device of planar ultra-thin, because it is without spoke
Penetrate, frivolous and power saving the advantages of and extremely engineer favor, be widely used in various information, communication, consumption electronic products
In.
The structure of available liquid crystal display as shown in figure 1, including：TFT substrate 101, CF substrates 102, liquid crystal 103, frame glue
104.LCD includes viewing area 105 and non-display area 106, and non-display 106th area that frame glue 104 is located at LCD is used to limit in liquid crystal 103
System is in box.Silicon ball 141 is provided with frame glue 104, for the support between two substrates in non-display area 106.CF substrates 102 are provided with
Sept 121, sept 121 is located at the viewing area 105 of LCD, for the support between two substrates in viewing area.
As the continuous renewal of technology is regenerated, the liquid crystal display of narrow frame has become development trend.Because frame is got over
Do smaller, in order to strengthen the binding ability of CF substrates and TFT substrate, prevent liquid crystal from puncturing, it is desirable to frame glue covering non-display area
Area is as big as possible, but the risk for expanding to viewing area into the frame glue after box is also uprised therewith.
In the narrow frame liquid crystal display manufacturing process of prior art, because tell glue amount fluctuation and diffusion velocity resistance not
, cause frame glue edge-diffusion that the concaveconvex structure shown in Fig. 2 is formed in the presence of fluctuation.When the concavo-convex edge of frame glue 104 and the side of liquid crystal 103
Edge is contacted, and forms mutually embedding form, is had differences with power distribution with liquid crystal dispersal direction because frame glue dispersal direction and power are distributed, meeting
Different degrees of liquid crystal is caused to puncture.
The liquid crystal caused to improve frame glue diffusion punctures problem, sets up barricade 142 in the non-display area of CF substrates, such as Fig. 3
It is shown, there is the presence of segment difference due to the position of barricade 142, barricade is not contacted with TFT substrate, therefore in actual coating process
In：Part frame glue inner edge can overlap with barricade, frame glue neat in edge；But, when locally telling glue amount and being larger, barricade cannot hinder
The diffusion at gear frame glue edge, causes part frame glue to cross barricade.
Therefore it provides a kind of liquid crystal display panel, frame glue position can be effectively limited on the basis of narrow frame is ensured, reduce
Liquid crystal puncture risks are this area problem demanding prompt solutions.
The content of the invention
In view of this, the invention provides a kind of liquid crystal display panel, the position of liquid crystal and frame glue can be effectively limited, is dropped
The risk that low liquid crystal is punctured.
In order to solve the above-mentioned technical problem, the present invention proposes a kind of liquid crystal display panel, including first substrate, second substrate
And the frame glue between first substrate and second substrate, liquid crystal display panel is also including viewing area and non-display area, frame glue
Set positioned at non-display area and around viewing area；Liquid crystal display panel also include the first groove, the second groove, the first chock insulator matter with
And second chock insulator matter, formed between the cell wall of the first groove and the cell wall of the second groove raised；Wherein, the first groove and second recessed
Groove is arranged at first substrate and is located between frame glue and viewing area near second substrate side, the first groove and the second groove, the
One groove is arranged between frame glue and the second groove；First chock insulator matter is extended in the first groove from second substrate；Second dottle pin
Thing extends to raised and and projection contacts from second substrate.
Alternatively, first substrate is provided with the first planarization layer, the first groove and the second groove type near second substrate side
Into on the first planarization layer.
Alternatively, liquid crystal display panel also include the 3rd chock insulator matter, the 3rd chock insulator matter be arranged on the first planarization layer away from
First substrate side, and the 3rd chock insulator matter is arranged between the second groove and viewing area.
Alternatively, the length of the 3rd chock insulator matter is identical with the length of the second groove.
Alternatively, liquid crystal display panel also includes insulating barrier and the 4th chock insulator matter, and insulating barrier is arranged on the first planarization layer
Away from first substrate side, the 4th chock insulator matter is arranged between raised and insulating barrier.
Alternatively, second substrate is sequentially provided with black matrix" and the second planarization layer, black square near first substrate side
Battle array and the second planarization layer between be provided with first substrate arrangement at least one color blocking layer in, and the first chock insulator matter position
Put corresponding with the position of color blocking layer.
Alternatively, non-display area includes virtual pixel portion, and the second groove is arranged in virtual pixel portion, and the first groove is set
Between frame glue and virtual pixel portion.
Alternatively, first substrate is sequentially provided with gate metal layer, source-drain electrode metal level and the 3rd near second substrate side
Metal level, gate metal layer and source-drain electrode metal level are arranged on the first planarization layer near first substrate side, the 3rd metal level
The first planarization layer is arranged on away from first substrate side, the 3rd chock insulator matter is formed with the 3rd metal level with layer.
Alternatively, the 4th chock insulator matter is formed with the 3rd metal level with layer.
Alternatively, the 3rd chock insulator matter and the 4th chock insulator matter are made up of insulating materials or conductive material.
Alternatively, the first chock insulator matter is contacted with the bottom land of the first groove；Or first chock insulator matter near the first groove end
Width of the width in portion less than the first groove so that there is gap between the bottom land of the first chock insulator matter and the first groove.
Alternatively, the length of the first chock insulator matter is identical with the length of the first groove；Or first chock insulator matter include along first
At least two first sub- chock insulator matters of the length direction arrangement of groove, and there is gap between adjacent the first sub- chock insulator matter.
Alternatively, the length of the second chock insulator matter is identical with the length of projection.
Alternatively, the second chock insulator matter includes at least two second sub- chock insulator matters arranged along raised length direction, and
There is gap between the second adjacent sub- chock insulator matter.
Alternatively, the length of the 4th chock insulator matter is identical with the length of projection.
Alternatively, the 4th chock insulator matter includes at least two the 4th sub- chock insulator matters arranged along raised length direction, and
There is gap between the 4th adjacent sub- chock insulator matter.
Alternatively, the second sub- chock insulator matter aligns with the 4th sub- chock insulator matter；Or second sub- chock insulator matter be arranged on it is two neighboring
Between 4th sub- chock insulator matter.
Alternatively, the profile of the first sub- chock insulator matter, the second sub- chock insulator matter and the 4th sub- chock insulator matter be in the form of a column, taper or ladder
Shape, and the shape of cross section of the first sub- chock insulator matter, the second sub- chock insulator matter and the 4th sub- chock insulator matter is square, rectangle, circle
Cylindricality is trapezoidal.
Compared with prior art, liquid crystal display panel of the invention, realizes following beneficial effect：
(1) liquid crystal display panel of the invention, two chock insulator matters and two grooves are respectively provided with non-display area, first every
Underbed and the first groove form the frame glue diffusing buffer layer of nearly frame glue side and the liquid crystal/frame glue contact zone of remote frame glue side；Second every
Spread with the liquid crystal of nearly liquid crystal side the liquid crystal for convexing to form remote liquid crystal side/frame glue contact zone between underbed and first, second groove
Buffering area, so as to reduce the risk that narrow frame center glue penetration is punctured to viewing area and liquid crystal.
(2) liquid crystal display panel of the invention, color blocking layer, padded first dottle pin are set in the lower section of the first chock insulator matter
Thing, to shorten the first chock insulator matter height in itself, so as to weaken the frame glue impulsive force that the first chock insulator matter is born, it is to avoid the first dottle pin
Thing because bear that active force is excessive and the problem that fractures.
(3) liquid crystal display panel of the invention, by the second groove both sides be respectively provided with the 3rd chock insulator matter and the 4th every
Underbed, on the one hand can lift the homogeneity of edge of display area PI alignment film thickness, it is to avoid cause display because of alignment film thickness ununiformity
The problem of effect on driving birds is not good；On the other hand can be lifted the second groove can receiving space, slow down the diffusion velocity of liquid crystal, further
Improve the action effect in nearly liquid crystal side liquid crystal diffusing, buffering area.
(4) liquid crystal display panel of the invention, on the basis of the intrinsic processing procedure of original liquid crystal display panel, only by non-aobvious
Show that area sets chock insulator matter and groove to form drainage and the barrier structure of frame glue and liquid crystal, without additionally increasing processing procedure and being fabricated to
This can reduce the risk that narrow frame liquid crystal is punctured.
Certainly, implement any product of the invention must not specific needs reach all technique effects of the above simultaneously.
By referring to the drawings to the detailed description of exemplary embodiment of the invention, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for being combined in the description and constituting a part for specification shows embodiments of the invention, and even
It is used to explain principle of the invention together with its explanation.
Fig. 1 is the cross section structure diagram of liquid crystal display panel in the prior art；
Fig. 2 is the mutual embedding structure chart in the concavo-convex edge of frame glue in the prior art and liquid crystal edge；
Fig. 3 is the cross section structure diagram of the liquid crystal display panel of existing improved technology；
Fig. 4 is a kind of cross section structure diagram of liquid crystal display panel shown in the embodiment of the present invention；
Fig. 5 is the top view that the limitation frame glue diffusion of liquid crystal display panel shown in the embodiment of the present invention is punctured with liquid crystal；
Fig. 6 is the cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；
Fig. 7 is the cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；
Fig. 8 is the top view in nearly liquid crystal side liquid crystal diffusing, buffering area shown in the embodiment of the present invention；
Fig. 9 is another cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；
Figure 10 is a kind of vertical view figure structure schematic representation of liquid crystal display panel shown in the embodiment of the present invention；
Figure 11 overlooks figure structure schematic representation for another of a kind of liquid crystal display panel shown in the embodiment of the present invention；
Figure 12 overlooks figure structure schematic representation for a kind of the another of liquid crystal display panel shown in the embodiment of the present invention；
Figure 13 overlooks figure structure schematic representation for another of a kind of liquid crystal display panel shown in the embodiment of the present invention；
Figure 14 is the cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；
Figure 15 is another cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；
Figure 16 is another cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention.
Specific embodiment
Describe various exemplary embodiments of the invention in detail now with reference to accompanying drawing.It should be noted that：Unless had in addition
Body illustrates that the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments do not limit this
The scope of invention.
The description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And its any limitation applied or use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, technology, method and apparatus should be considered as a part for specification.
In all examples shown here and discussion, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further discussed in subsequent accompanying drawing.
Embodiment
As shown in Figure 4 and Figure 5, Fig. 4 is a kind of cross section structure diagram of liquid crystal display panel shown in the embodiment of the present invention；
Fig. 5 is the top view that the limitation frame glue diffusion of liquid crystal display panel shown in the embodiment of the present invention is punctured with liquid crystal；The liquid of the present embodiment
LCD panel, including first substrate 401, second substrate 402 and between first substrate 401 and second substrate 402
Frame glue 441, liquid crystal display panel also includes viewing area 403 and non-display area 404, frame glue 441 be located at non-display area 404 and around
Viewing area 403 is set.Liquid crystal display panel also includes the first groove 411, the second groove 412, the first chock insulator matter 421 and second
Formed between the cell wall of chock insulator matter 422, the cell wall of the first groove 411 and the second groove 412 raised；Wherein, the He of the first groove 411
Second groove 412 is arranged at first substrate 401 near the side of second substrate 402, the first groove 411 and the second groove 412
Between frame glue 441 and viewing area 403, the first groove 411 is arranged between the groove 412 of frame glue 441 and second；First chock insulator matter
421 extend in the first groove 411 from second substrate 402；Second chock insulator matter 422 from second substrate 402 extend to it is raised and with
Projection contacts.
Alternatively, the second chock insulator matter 422 can be used and any film layer on second substrate (such as black matrix" or planarization
Layer) identical material, and the second chock insulator matter 422 can not increase the situation of processing procedure with the preparation simultaneously of the film layer of identical material
The second chock insulator matter of lower making, preparation process is simple.
In some optional embodiments, the first chock insulator matter 421 is contacted with the bottom land of the first groove 411, on the one hand can be real
Now support liquid crystal mesogenses display panel box gap purpose, on the other hand can effectively stop nearly viewing area frame glue 441 to
The diffusion in the direction of viewing area 403.Alternatively, the first chock insulator matter can also use (such as black with any film layer on second substrate
Colour moment battle array or planarization layer) identical material, and the second chock insulator matter 422 can with the film layer of identical material simultaneously prepare, into box
The first chock insulator matter is contacted with the first bottom portion of groove afterwards, and the first chock insulator matter, preparation technology letter are made in the case where processing procedure is not increased
It is single.
Optionally, the first chock insulator matter can be made from the second chock insulator matter of identical material or different materials.
Alternatively, there is gap, and the first chock insulator matter 421 between the bottom land of the first chock insulator matter 421 and the first groove 411
Near the first groove 411 one end width less than the first groove 411 width.
Fig. 5 is the top view that the limitation frame glue diffusion of liquid crystal display panel shown in the embodiment of the present invention is punctured with liquid crystal；Such as Fig. 5
It is shown, in liquid crystal display panel into during box, when the stress of frame glue 441 spreads to viewing area direction, due to the first groove
411 and the first chock insulator matter 421 formed gap there is certain frame glue collecting amount, when frame glue 441 is diffused into the first groove 411
Afterwards, the taken up space change of frame glue 441 is big, and diffusion velocity slows down；While frame glue is stopped by the first chock insulator matter, it is recessed first
The nearly frame glue side of groove forms frame glue diffusing, buffering area, frame glue is spread along the nearly frame glue side of the first groove, so that covering
The frame glue amount of the first chock insulator matter is reduced, speed is reduced and edge is more smooth.Similarly, between the second chock insulator matter and first, second groove
Bossing have contact, on the one hand realize support liquid crystal display panel box gap effect, it is on the other hand recessed with second
Groove plays a part of to stop that the liquid crystal of nearly liquid crystal side spreads to frame glue area direction jointly, forms the liquid crystal diffusing, buffering of nearly liquid crystal side
Area.When the stress of liquid crystal 431 spreads to the direction of frame glue 441, when liquid crystal is diffused into the second groove, because it can take up space
Become big, therefore diffusion velocity slows down, and after liquid crystal is covered with the second groove, the second dottle pin is subject to when continuing to be spread to frame glue area direction
The stop of thing, make liquid crystal along the second chock insulator matter nearly liquid crystal side spread, therefore cover the second chock insulator matter amount of liquid crystal reduce and
Edge is more smooth, so as to play a part of to reduce liquid crystal puncture risks.
In some optional embodiments, the first planarization is provided with the side of close second substrate 402 of first substrate 401
413 (as shown in Figure 4) of layer, can for example form the first groove 411 on the first planarization layer 413 by way of etching grooving
With the second groove 412.One layer of planarization layer is formed on the surface of up-and-down first substrate using flatening process, makes substrate
Surface does not have low head high, then removes part planarization layer using mask method, and depression, as this reality are formed in the position of removal
Apply first groove and the second groove of example.
Fig. 6 is the cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention, as shown in fig. 6, this
The liquid crystal display panel of embodiment, including first substrate 401, second substrate 402 and positioned at first substrate 401 and second substrate
Frame glue 441 between 402, liquid crystal display panel also includes viewing area 403 and non-display area 404, and frame glue 441 is located at non-display area
404 and set around viewing area 403.Liquid crystal display panel also includes the first groove 411, the second groove 412, the first chock insulator matter
421 and second chock insulator matter 422, formed between the cell wall of the first groove 411 and the cell wall of the second groove 412 raised；Wherein,
One groove 411 and the second groove 412 are arranged at first substrate 401 near the side of second substrate 402, the first groove 411 and the
Two grooves 412 are located between frame glue 441 and viewing area 403, the first groove 411 be arranged at the groove 412 of frame glue 441 and second it
Between；First chock insulator matter 421 is extended in the first groove 411 from second substrate 402；Second chock insulator matter 422 is from the plate of second substrate 402
Extend to raised and and projection contacts.
Further, liquid crystal display panel also includes shown in Fig. 6：3rd chock insulator matter 414, the 3rd chock insulator matter 414 is arranged on
First planarization layer 413 is away from the side of first substrate 401, and the 3rd chock insulator matter 414 is arranged on the second groove 412 and viewing area
Between 403.
The 3rd chock insulator matter set between the second groove and viewing area plays lifting edge of display area alignment film
The effect of (Polyimide Film, Kapton) thickness homogeneity.Alignment film plays control Liquid Crystal Molecules Alignment direction
Effect, liquid crystal is arranged along certain direction in the presence of outer making alive.By setting the 3rd dottle pin below alignment film
Thing makes thicknesses of layers consistent, can avoid being influenceed because of alignment film thickness ununiformity the uniformity in liquid crystal arrangement direction, causes display effect
Not good problem.
In some optional embodiments, the length of the 3rd chock insulator matter is identical with the length of the second groove.3rd chock insulator matter
Can be integrally padded by the alignment film between the second groove 412 and viewing area 403, to ensure the second groove 412 and viewing area 403
Between alignment film top surface keep level so that liquid crystal arrangement have certain directionality.
Fig. 7 is the sectional view of another liquid crystal display panel shown in the embodiment of the present invention；As shown in fig. 7, the present embodiment
Liquid crystal display panel, including first substrate 401, second substrate 402 and between first substrate 401 and second substrate 402
Frame glue 441, liquid crystal display panel also includes viewing area 403 and non-display area 404, and frame glue 441 is located at non-display area 404 and encloses
Set around viewing area 403.Liquid crystal display panel also includes the first groove 411, the second groove 412, the first chock insulator matter 421 and the
Formed between the cell wall of two chock insulator matters 422, the cell wall of the first groove 411 and the second groove 412 raised；Wherein, the first groove 411
First substrate 401 is arranged near the side of second substrate 402, the first groove 411 and the second groove 412 with the second groove 412
Between frame glue 441 and viewing area 403, the first groove 411 is arranged between the groove 412 of frame glue 441 and second；First dottle pin
Thing 421 is extended in the first groove 411 from second substrate 402；Second chock insulator matter 422 extends to projection from the plate of second substrate 402
And and projection contacts.
Further, as shown in fig. 7, the liquid crystal display panel also includes：First planarization layer 413 and the 3rd chock insulator matter
414；First substrate 401 is provided with the first planarization layer 413, the first groove 411 and the second groove near the side of second substrate 402
412 are formed on the first planarization layer 413.3rd chock insulator matter 414 is arranged on the first planarization layer 413 away from first substrate 401
Side, and the 3rd chock insulator matter 414 is arranged between the second groove 412 and viewing area 403.
Further, as shown in fig. 7, the liquid crystal display panel of the embodiment also includes：The chock insulator matter of insulating barrier 415 and the 4th
416, insulating barrier 415 is arranged on the first planarization layer 413 away from the side of first substrate 401, and the 4th chock insulator matter 416 is arranged on projection
Between insulating barrier 415.
The 4th chock insulator matter is set in the projection formed between the cell wall of the first groove and the second groove, serving lifting should
The effect of raised position film layer height, in the presence of the 3rd chock insulator matter and the 4th chock insulator matter, improves liquid crystal in the second groove
Take up space, slow down the diffusion velocity of liquid crystal, further improve nearly liquid crystal side liquid crystal diffusing, buffering area effect effect
Really.
On the basis of the embodiment shown in Fig. 7, as shown in figure 8, non-display area includes virtual pixel portion 405, second is recessed
Groove 412 is arranged in virtual pixel portion 405, and the first groove is arranged between frame glue and virtual pixel portion 405.By recessed second
Groove 412 is arranged on virtual pixel portion, makes the second groove close to viewing area, when liquid crystal spreads to frame glue area direction, is directly received
It is dissolved in second groove in virtual pixel portion, effectively prevents the liquid crystal of viewing area from being spread to frame glue area；In addition, the second groove sets
Put in virtual pixel portion, without increasing border width to set the second groove, be conducive to narrow frame design.
The another embodiment of the application is as shown in figure 9, Fig. 9 is another LCD shown in the embodiment of the present invention
Another cross section structure diagram of plate；The present embodiment includes the structure of liquid crystal display panel of embodiment illustrated in fig. 7, with Fig. 7 not
With the liquid crystal display panel of the embodiment is sequentially provided with gate metal in first substrate 401 near the side of second substrate 402
The layer 417, metal level 419 of source-drain electrode metal level 418 and the 3rd, gate metal layer 417 and source-drain electrode metal level 418 are arranged on first
Planarization layer 413 is arranged on the first planarization layer 413 away from first substrate near the side of first substrate 401, the 3rd metal level 419
401 sides.3rd chock insulator matter is made by with the 3rd metal level identical conductive material.Optionally, the 3rd chock insulator matter 414 and the 3rd
Metal level 419 is formed with layer, the 3rd metal level 419 can be performed etching by using etch process, to be formed shown in Fig. 9
3rd chock insulator matter 414.
Further, the 4th chock insulator matter is made by with the 3rd metal level identical conductive material, the 4th chock insulator matter 416 and
Three metal levels 419 are formed with layer, the 3rd metal level 419 can equally be performed etching using etch process, to be formed shown in Fig. 9
The 4th chock insulator matter 416.The two can ensure the fastness between the 4th chock insulator matter and the 3rd metal level with formable layer, by liquid crystal
During impact, the stability of its own can be obviously improved, while processing procedure operation can be simplified, reduce production cost.
In some optional embodiments, the 3rd chock insulator matter and the 4th chock insulator matter are made up of insulating materials.3rd chock insulator matter
Prepare material and can select the material similar with planarization layer with the 4th chock insulator matter.
As shown in figures 10-13, the first chock insulator matter to the vertical view knot of various multi-forms of the 4th chock insulator matter is respectively illustrated
Composition；Wherein, Figure 10 is a kind of vertical view figure structure schematic representation of liquid crystal display panel shown in the embodiment of the present invention；Figure 11 is this hair
Another of a kind of liquid crystal display panel shown in bright embodiment overlooks figure structure schematic representation；Figure 12 is one shown in the embodiment of the present invention
Plant the another of liquid crystal display panel and overlook figure structure schematic representation；Figure 13 is a kind of liquid crystal display panel shown in the embodiment of the present invention
Another overlook figure structure schematic representation.
In some optional embodiments, the length of the first chock insulator matter 421 is identical with the length of the first groove 411.When
After one chock insulator matter is contacted with the first groove bottom land, a complete plane barrier layer is formed, can to greatest extent to frame glue area
Stopped.In other optional embodiments, as shown in Figure 10, the first chock insulator matter 421 is included along the length of the first groove 411
At least two first sub- chock insulator matters 4211 of degree direction arrangement, and there is gap between adjacent the first sub- chock insulator matter 4211,
The frame glue impulsive force that the first chock insulator matter is born can be weakened, it is to avoid impulsive force is excessive to cause what the first chock insulator matter bent to ask
Topic.
In some optional embodiments, the length of the second chock insulator matter 422 is identical with the length of projection.When the second chock insulator matter
After projection contacts, length direction fits like a glove, and forms a complete plane barrier layer, can to greatest extent to liquid crystal area
Stopped.
In some optional embodiments, the second chock insulator matter 422 includes arranged along raised length direction at least two
There is gap between second sub- chock insulator matter 4221, and adjacent the second sub- chock insulator matter 4221, as shown in figure 11.Equivalent to one
Several gaps are set on individual complete plane barrier layer, so that a small amount of liquid crystal can be passed through, the second chock insulator matter gear can be weakened
The liquid crystal impulsive force that wall is born, it is to avoid the excessive problem for causing the second chock insulator matter to bend of impulsive force.
In some optional embodiments, the length of the 4th chock insulator matter 416 is identical with the length of projection.In the first groove
411 and second the raised lower section that is formed of cell wall of groove 412 the 4th chock insulator matter 416 is set, can be increased with padded raised height
Plus second groove 412 collecting amount, strengthen the occupancy load in the liquid crystal diffusing, buffering area of nearly liquid crystal side.The length of the 4th chock insulator matter
When identical with raised length, can obtain overall padded in whole raised length direction, so that the receipts of whole second groove
Capacity is increased to greatest extent.
In some optional embodiments, the 4th chock insulator matter 416 includes arranged along raised length direction at least two
There is gap between 4th sub- chock insulator matter 4161, and adjacent the 4th sub- chock insulator matter 4161, as shown in figure 12.Set mutual
The 4th sub- chock insulator matter for having gap can weaken the liquid crystal impulsive force that the 4th chock insulator matter is born, and cannot completely stop liquid crystal
In the case of make a part of liquid crystal pass through the 4th sub- chock insulator matter between gap enter liquid crystal/frame glue contact zone.
In some optional embodiments, the second sub- chock insulator matter 4161 aligns with the 4th sub- chock insulator matter 4221；Or second
Sub- chock insulator matter 4161 is arranged between two neighboring 4th sub- chock insulator matter 4221, as shown in figure 13.So that the second chock insulator matter with it is convex
The gap that the contact surface for rising has interruption produces, and can weaken the liquid crystal impulsive force that the second chock insulator matter and the 4th chock insulator matter bear, and keeps away
Exempt from the excessive problem for causing the second chock insulator matter to occur to bend and the 4th chock insulator matter shakes of impulsive force.
The textural association of first chock insulator matter of the application, the second chock insulator matter, the 3rd chock insulator matter and the 4th chock insulator matter not office
It is limited to combinations of the above mode, can is the combining structure of any of the above form or several forms of the above.
In some optional embodiments, the profile of the first sub- chock insulator matter, the second sub- chock insulator matter and the 4th sub- chock insulator matter is in
Column, taper or trapezoidal, and the shape of cross section of the first sub- chock insulator matter, the second sub- chock insulator matter and the 4th sub- chock insulator matter is pros
It is shape, rectangle, cylindrical or trapezoidal.
Figure 14 is the cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；As shown in figure 14,
The liquid crystal display panel of the present embodiment, including first substrate 401, second substrate 402 and positioned at the base of first substrate 401 and second
Frame glue 441 between plate 402, liquid crystal display panel also includes viewing area 403 and non-display area 404, and frame glue 441 is located at non-display
Area 404 is simultaneously set around viewing area 403.Liquid crystal display panel also includes the first groove 411, the second groove 412, the first chock insulator matter
421 and second chock insulator matter 422, formed between the cell wall of the first groove 411 and the cell wall of the second groove 412 raised；Wherein,
One groove 411 and the second groove 412 are arranged at first substrate 401 near the side of second substrate 402, the first groove 411 and the
Two grooves 412 are located between frame glue 441 and viewing area 403, the first groove 411 be arranged at the groove 412 of frame glue 441 and second it
Between；First chock insulator matter 421 is extended in the first groove 411 from second substrate 402；Second chock insulator matter 422 is from the plate of second substrate 402
Extend to raised and and projection contacts.
The liquid crystal display panel of the embodiment is sequentially provided with black square in second substrate 402 near the side of first substrate 401
The planarization layer 424 of battle array 423 and second, the row of first substrate 401 is provided between the planarization layer 424 of black matrix" 423 and second
At least one color blocking layer 425 of cloth, and the position of the first chock insulator matter 421 is corresponding with the position of color blocking layer 425.
There is leakage problem in the non-display area position of second substrate to prevent incident light, influence the contrast of TFT-LCD
Degree, therefore black matrix" (Black Matrix, BM film) is set near the side of first substrate in second substrate, it is in the past many
Single-layer metal chromium film is formed with sputtering method, is also had now and is used crome metal and the compound BM films of chromium oxide or mixed with resin carbon instead
Resin type BM.
Color blocking layer is made up of at least one of which color blocking layer, can be two-layer, three layers or more layers with identical or not
Formed with the color blocking layer stacking of color.On the first chock insulator matter near second substrate end set color blocking layer can raise first every
Underbed, so that the first chock insulator matter is contacted with the bottom of the first grooving, can effectively shorten the length of the first chock insulator matter, so that can
Weaken the impulsive force that its frame glue born spreads to viewing area direction.
Preferably, the thickness of color blocking layer can be identical with the depth of the first groove.This makes the first chock insulator matter and the second chock insulator matter
It is in the same size, simplify making technology, while enabling that the first chock insulator matter touches the bottom of the first groove, improve display product
Matter, and extra processing procedure cost will not be increased.
Figure 15 is another cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；This implementation
Example includes the structure of liquid crystal display panel of embodiment illustrated in fig. 14, and from unlike Figure 14, the embodiment also includes the 3rd dottle pin
Thing 414, the 3rd chock insulator matter 414 is arranged on the first planarization layer 413 away from the side of first substrate 401, and the 3rd chock insulator matter 414
It is arranged between the second groove 412 and viewing area 403.The 3rd chock insulator matter set between the second groove and viewing area is played and carried
(Polyimide Film claim to rise edge of display area PI alignment films：Kapton) thickness homogeneity effect.PI alignment films
Play a part of control Liquid Crystal Molecules Alignment direction, liquid crystal is arranged along certain direction in the presence of outer making alive.Pass through
The 3rd chock insulator matter is set below alignment film makes PI thicknesses of layers consistent, can avoid influenceing liquid crystal arrangement because of alignment film thickness ununiformity
The uniformity in direction, the problem for causing display effect not good.
Figure 16 is another cross section structure diagram of another liquid crystal display panel shown in the embodiment of the present invention；This implementation
Example includes the structure of liquid crystal display panel of embodiment illustrated in fig. 15, and from unlike Figure 15, the embodiment also includes gate metal
The layer 417, metal level 419 of source-drain electrode metal level 418 and the 3rd, the chock insulator matter 416 of insulating barrier 415 and the 4th, the He of gate metal layer 417
Source-drain electrode metal level 418 is successively set on the first planarization layer 413 near the side of first substrate 401, the 3rd metal level 419 and absolutely
Edge layer 415 is successively set on the first planarization layer 413 away from the side of first substrate 401, the 4th chock insulator matter 416 be arranged on it is raised with
Between 3rd metal level 419.
The 4th chock insulator matter is set in the projection formed between the cell wall of the first groove and the second groove, serving lifting should
The effect of raised position film layer height, in the presence of the 3rd chock insulator matter and the 4th chock insulator matter, improves liquid crystal in the second groove
Take up space, slow down the diffusion velocity of liquid crystal, further improve nearly liquid crystal side liquid crystal diffusing, buffering area effect effect
Really.
In some optional embodiments, the 4th chock insulator matter 416 is formed with the 3rd metal level 419 with layer.The two with layer into
Type can ensure the fastness between the 4th chock insulator matter and the 3rd metal level, when being impacted by liquid crystal, can be obviously improved its own
Stability, while processing procedure operation can be simplified, reduces production cost.Alternatively, the 3rd chock insulator matter and the 4th chock insulator matter can be with
Three metal levels are formed with layer.Alternatively, the 3rd chock insulator matter and the 4th chock insulator matter are made up of insulating materials or conductive material.
First chock insulator matter of the application, the second chock insulator matter, the 3rd chock insulator matter, the structure type of the 4th chock insulator matter refer to figure
Plan structure shown in 10-13, but not limited to this.
By above-described embodiment, liquid crystal display panel of the invention has reached following beneficial effect：
(1) liquid crystal display panel of the invention, two chock insulator matters and groove, the first chock insulator matter are respectively provided with non-display area
The frame glue diffusing buffer layer of nearly frame glue side and the liquid crystal/frame glue contact zone of remote frame glue side are formed with the first groove；Second chock insulator matter
The liquid crystal diffusing, buffering of the liquid crystal for convexing to form remote liquid crystal side/frame glue contact zone between first, second groove and nearly liquid crystal side
Area, so as to reduce the risk that narrow frame center glue penetration is punctured to viewing area and liquid crystal.
(2) liquid crystal display panel of the invention, color blocking layer, padded first dottle pin are set in the lower section of the first chock insulator matter
Thing, to shorten the first chock insulator matter height in itself, so as to weaken the frame glue impulsive force that the first chock insulator matter is born, it is to avoid the first dottle pin
Thing because bear that active force is excessive and the problem that fractures.
(3) liquid crystal display panel of the invention, by the second groove both sides be respectively provided with the 3rd chock insulator matter and the 4th every
Underbed, on the one hand can lift the homogeneity of edge of display area PI alignment film thickness, it is to avoid cause display because of alignment film thickness ununiformity
The problem of effect on driving birds is not good；On the other hand can be lifted the second groove can receiving space, slow down the diffusion velocity of liquid crystal, further
Improve the action effect in nearly liquid crystal side liquid crystal diffusing, buffering area.
(4) liquid crystal display panel of the invention, on the basis of original intrinsic processing procedure of liquid crystal mesogenses display panel, only by
Non-display area sets chock insulator matter and groove to form drainage and the barrier structure of frame glue and liquid crystal, and processing procedure and system are increased without extra
The risk that narrow frame liquid crystal is punctured is reduced by making cost.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, device or computer program
Product.Therefore, the present invention can be using the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.And, the present invention can be used and wherein include the computer of computer usable program code at one or more
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) is produced
The form of product.
Although being described in detail to some specific embodiments of the invention by example, the skill of this area
Art personnel it should be understood that example above is merely to illustrate, rather than in order to limit the scope of the present invention.The skill of this area
Art personnel to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This hair
Bright scope is defined by the following claims.
Claims (17)
1. a kind of liquid crystal display panel, including first substrate, second substrate and positioned at the first substrate and second base
Frame glue between plate, the liquid crystal display panel also includes viewing area and non-display area, and the frame glue is located at the non-display area
And set around the viewing area；
It is characterized in that：The liquid crystal display panel also includes the first groove, the second groove, the first chock insulator matter and the second dottle pin
Formed between the cell wall of thing, the cell wall of first groove and second groove raised；
Wherein, first groove and second groove are arranged at the first substrate near the one of the second substrate
Side, first groove and second groove are located between the frame glue and the viewing area, and first groove is arranged at
Between the frame glue and second groove；
First chock insulator matter is extended in first groove from the second substrate；Second chock insulator matter is from described second
Substrate extend to it is described raised and with the projection contacts.
2. liquid crystal display panel according to claim 1, it is characterised in that the first substrate near the second substrate one
Side is provided with the first planarization layer, and first groove and second groove are formed on first planarization layer.
3. liquid crystal display panel according to claim 2, it is characterised in that the liquid crystal display panel also includes the 3rd dottle pin
Thing, the 3rd chock insulator matter is arranged on side of first planarization layer away from the first substrate, and the described 3rd every
Underbed is arranged between second groove and the viewing area.
4. liquid crystal display panel according to claim 3, it is characterised in that the length of the 3rd chock insulator matter is recessed with described second
The length of groove is identical.
5. liquid crystal display panel according to claim 3, it is characterised in that the liquid crystal display panel also includes insulating barrier and the
Four chock insulator matters, the insulating barrier is arranged on side of first planarization layer away from the first substrate, the 4th dottle pin
Thing is arranged between described raised and described insulating barrier.
6. liquid crystal display panel according to claim 5, it is characterised in that the non-display area includes virtual pixel portion, described
Second groove is arranged in the virtual pixel portion, first groove be arranged on the frame glue and the virtual pixel portion it
Between.
7. according to the liquid crystal display panel of claim 5 or 6, it is characterised in that the first substrate is near the second substrate
Side is sequentially provided with gate metal layer, source-drain electrode metal level and the 3rd metal level, the gate metal layer and source-drain electrode gold
Category layer is arranged on first planarization layer near the side of the first substrate, and the 3rd metal level is arranged on described first
Away from the side of the first substrate, the 3rd chock insulator matter formed planarization layer with the 3rd metal level with layer.
8. liquid crystal display panel according to claim 7, it is characterised in that the 4th chock insulator matter is same with the 3rd metal level
Layer is formed.
9. liquid crystal display panel according to claim 1, it is characterised in that the second substrate near the first substrate one
Side is sequentially provided with black matrix" and the second planarization layer, and institute is provided between the black matrix" and second planarization layer
State at least one color blocking layer of first substrate arrangement, and position and the color blocking layer of first chock insulator matter position pair
Should.
10. liquid crystal display panel according to claim 1, it is characterised in that first chock insulator matter and first groove
Bottom land is contacted；Or
There is gap, and first chock insulator matter between the bottom land of first chock insulator matter and first groove near described
Width of the width of one end of the first groove less than first groove.
11. liquid crystal display panels according to claim 10, it is characterised in that the length of first chock insulator matter and described first
The length of groove is identical；Or
First chock insulator matter includes at least two first sub- chock insulator matters arranged along the length direction of first groove, and
There is gap between the first adjacent sub- chock insulator matter.
12. liquid crystal display panels according to claim 1, it is characterised in that the length of second chock insulator matter and the projection
Length it is identical.
13. liquid crystal display panels according to claim 5, it is characterised in that second chock insulator matter is included along the projection
At least two second sub- chock insulator matters of length direction arrangement, and there is gap between adjacent the described second sub- chock insulator matter.
14. liquid crystal display panels according to claim 5, it is characterised in that the length and the projection of the 4th chock insulator matter
Length it is identical.
15. liquid crystal display panels according to claim 13, it is characterised in that the 4th chock insulator matter is included along the projection
At least two the 4th sub- chock insulator matters of length direction arrangement, and there is gap between adjacent the 4th sub- chock insulator matter.
16. liquid crystal display panels according to claim 15, it is characterised in that the second sub- chock insulator matter and the 4th son every
Underbed aligns；Or
The second sub- chock insulator matter is arranged between the two neighboring 4th sub- chock insulator matter.
17. liquid crystal display panels according to claim 5, it is characterised in that the 3rd chock insulator matter and the 4th chock insulator matter
It is made up of insulating materials or conductive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221853.1A CN106707633A (en) | 2017-04-06 | 2017-04-06 | Liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710221853.1A CN106707633A (en) | 2017-04-06 | 2017-04-06 | Liquid crystal display panel |
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| CN106707633A true CN106707633A (en) | 2017-05-24 |
Family
ID=58884713
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710221853.1A Pending CN106707633A (en) | 2017-04-06 | 2017-04-06 | Liquid crystal display panel |
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| CN110187573A (en) * | 2019-07-04 | 2019-08-30 | 友达光电（昆山）有限公司 | Display device and its spacer material unit |
| CN110187573B (en) * | 2019-07-04 | 2022-02-01 | 友达光电（昆山）有限公司 | Display device and spacer unit thereof |
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| WO2022001399A1 (en) * | 2020-06-29 | 2022-01-06 | 京东方科技集团股份有限公司 | Display panel and display apparatus |
| CN112904626A (en) * | 2021-02-20 | 2021-06-04 | Tcl华星光电技术有限公司 | Liquid crystal display panel and manufacturing method thereof |
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Application publication date: 20170524 |