CN107329304A - The preparation method of liquid crystal display panel - Google Patents
The preparation method of liquid crystal display panel Download PDFInfo
- Publication number
- CN107329304A CN107329304A CN201710605732.7A CN201710605732A CN107329304A CN 107329304 A CN107329304 A CN 107329304A CN 201710605732 A CN201710605732 A CN 201710605732A CN 107329304 A CN107329304 A CN 107329304A
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- Prior art keywords
- liquid crystal
- crystal cell
- preparation
- motherboard
- display panel
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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
- G02F1/133351—Manufacturing of individual cells out of a plurality of cells, e.g. by dicing
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a kind of preparation method of liquid crystal display panel, it includes step：S1, the panel motherboard for including multiple liquid crystal cells cut to form simple grain liquid crystal cell, the simple grain liquid crystal cell includes TFT substrate and the CF substrates being oppositely arranged, connection terminal is provided with the TFT substrate, the CF substrates include covering the sliver portion of the connection terminal；S2, in the opposite sides of the simple grain liquid crystal cell polaroid is attached respectively；S3, to attach polaroid after simple grain liquid crystal cell cut, by the sliver portion cutting removal, expose the connection terminal in the TFT substrate.In the preparation method of the liquid crystal display panel; first carry out attaching polarisation blade technolgy; then the connection terminal exposed in TFT substrate is cut again; avoid connection terminal exposure too early and produce the risk that electrostatic is imported and accumulated; the semi-finished product of liquid crystal display panel can be effectively protected, the yield of final products is improved.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of preparation method of liquid crystal display panel.
Background technology
Liquid crystal display (Liquid Crystal Display, LCD), is the display device of planar ultra-thin, it is by certain
Colour or the monochrome pixels composition of quantity, are positioned in front of light source or reflecting surface.Liquid crystal display power consumption is very low, and has
High image quality, small volume, lightweight feature, therefore extremely everybody favors, the main flow as display.Liquid crystal on existing market
Display is largely backlight liquid crystal display, including liquid crystal display panel and backlight module, liquid crystal display panel and backlight
Module is oppositely arranged, and backlight module provides display light source to liquid crystal display panel, so that liquid crystal display panel shows image.
In the preparation technology of liquid crystal display panel, it generally includes following steps：
(1) TFT (Thin Film Transistor, thin film transistor (TFT)) substrate motherboards and CF, are prepared respectively first
(Color Filter, colored filter) substrate motherboard, then by TFT substrate motherboard and CF substrates motherboard to box, comprising
There is the panel motherboard of multiple liquid crystal cells.
(2), by first time cutting technique, the panel motherboard of large area is cut to be formed compared with small area panel block
(Block), each panel block includes several liquid crystal cells, and then each liquid crystal cell again into the panel block is filled respectively
Injecting liquid crystal simultaneously presses sealing.
(3), by second of cutting technique, the panel block is cut to form several simple grain liquid crystal cells, simple grain liquid
Brilliant box includes TFT substrate and the CF substrates being oppositely arranged；When carrying out second of cutting technique, cutting removes correspondence on CF substrates
In the part of the connection terminal in TFT substrate, the connection terminal in TFT substrate is directly exposed.
(4), polaroid is attached respectively in the opposite sides of the simple grain liquid crystal cell.
(5), the connecting test tool on the connection terminal, lighting test is carried out to the simple grain liquid crystal cell.
In processing step more than, when carrying out second of cutting technique, directly cutting exposes the company in TFT substrate
Connecting terminal, and before the lighting test technique of connection terminal is used, in addition it is also necessary to the technique for attach polaroid, therefore,
In the technique for attaching polaroid, connection terminal is in naked state, and connection terminal is inevitably contacted with board, improved
The risk that electrostatic is imported and accumulated, reduces product yield.
The content of the invention
In view of the deficiency that prior art is present, the invention provides a kind of preparation method of liquid crystal display panel, this method
It can avoid too early exposing the connection terminal in TFT substrate, the risk that reduction electrostatic is imported and accumulated can be effectively protected
The semi-finished product of liquid crystal display panel, improve the yield of final products.
To achieve the above object, present invention employs following technical scheme：
A kind of preparation method of liquid crystal display panel, it includes step：
S1, the panel motherboard for including multiple liquid crystal cells cut to form simple grain liquid crystal cell, the simple grain liquid crystal cell includes
Connection terminal is provided with the TFT substrate and CF substrates being oppositely arranged, the TFT substrate, it is described that the CF substrates include covering
The sliver portion of connection terminal；
S2, in the opposite sides of the simple grain liquid crystal cell polaroid is attached respectively；
S3, to attach polaroid after simple grain liquid crystal cell cut, by the sliver portion cut remove, expose described in
The connection terminal in TFT substrate.
Specifically, the panel motherboard includes the TFT substrate motherboard and CF substrate motherboards being oppositely arranged, the TFT substrate
Sealing glue frame is provided between motherboard and the CF substrates motherboard, the sealing glue frame is in the TFT substrate motherboard and the CF
Multiple liquid crystal cells are separated out between substrate motherboard.
Specifically, step S1 includes：
S11, by first time cutting technique, the panel motherboard for including M liquid crystal cell is cut to form several and include
There is the panel block of m liquid crystal cell；
S12, each liquid crystal cell into the panel block irrigate liquid crystal and press sealing respectively；
S13, by second of cutting technique, the panel block for including m liquid crystal cell is cut to form m simple grain liquid crystal
Box；
Wherein, M, m are integer, and M>m.
Specifically, in the first time cutting technique and second of cutting technique, using the side of two-sided relative cutting
Formula, is cut from the TFT substrate motherboard and the CF substrates motherboard respectively.
Specifically, when cutting the sliver portion, by the way of one side is cut, cut, gone from the CF substrates
Except the sliver portion.
Specifically, step S2 includes：
S21, the size according to region to be attached, cut out the polaroid of respective shapes；
S22, cleaning treatment is carried out to the region to be attached, by polaroid paste on the region to be attached；
S23, use polaroid described in roller equipment rolling-pressing；
S24, the polaroid after attaching is dried and deaeration processing.
Specifically, the preparation method also includes step：S4, the connecting test tool on the connection terminal, to described
Simple grain liquid crystal cell carries out lighting test.
Specifically, the preparation method also includes step：S5, for the qualified simple grain liquid crystal cell of lighting test, described
Thermal compression welding driving chip on connection terminal.
In the preparation method of liquid crystal display panel provided in an embodiment of the present invention, this method, simple grain liquid crystal is formed in cutting
During box, retain the sliver portion of the connection terminal of CF substrate-sides correspondence covering TFT substrate side, then first carry out attaching polarisation blade technolgy
Cut the connection terminal exposed in TFT substrate again, it is possible thereby to avoid connection terminal too early exposure and produce electrostatic import and
The risk of accumulation, can be effectively protected the semi-finished product of liquid crystal display panel, improve the yield of final products.
Brief description of the drawings
Fig. 1 is the process chart of the preparation method of liquid crystal display panel provided in an embodiment of the present invention；
During Fig. 2 is the preparation method such as Fig. 1, step S1 cuts the structural representation for the simple grain liquid crystal cell to be formed；
During Fig. 3 is the preparation method such as Fig. 1, step S2 attaches the structural representation after polaroid；
During Fig. 4 is the preparation method such as Fig. 1, step S3 cuttings remove the structural representation after sliver portion.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings to the specific reality of the present invention
The mode of applying is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in accompanying drawing and according to
What the embodiments of the present invention of accompanying drawing description were merely exemplary, and the present invention is not limited to these embodiments.
Here, it should also be noted that, in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
Show and according to the solution of the present invention closely related structure and/or process step, and eliminate little with relation of the present invention
Other details.
A kind of preparation method of liquid crystal display panel is present embodiments provided, as shown in figure 1, the preparation method includes step
Suddenly：
S1, the panel motherboard for including multiple liquid crystal cells cut to form simple grain liquid crystal cell.
Wherein, the panel motherboard includes the TFT substrate motherboard and CF substrate motherboards being oppositely arranged, and the TFT substrate is female
Sealing glue frame is provided between plate and the CF substrates motherboard, the sealing glue frame is in the TFT substrate motherboard and the CF bases
Multiple liquid crystal cells are separated out between plate motherboard.The preparation process of the panel motherboard mainly includes：Prepare TFT substrate respectively first
Motherboard and CF substrate motherboards, then obtain the panel for including multiple liquid crystal cells by TFT substrate motherboard and CF substrates motherboard to box
Motherboard.
Specifically, step step S1 includes：
S11, by first time cutting technique, the panel motherboard for including M liquid crystal cell is cut to form several and include
There is the panel block of m liquid crystal cell；
S12, each liquid crystal cell into the panel block irrigate liquid crystal and press sealing respectively；
S13, by second of cutting technique, the panel block for including m liquid crystal cell is cut to form m simple grain liquid crystal
Box；
Wherein, M, m are integer, and M>m.
Wherein, in first time cutting technique described above and second of cutting technique, using two-sided relative cutting
Mode, is cut from the TFT substrate motherboard and the CF substrates motherboard respectively, and finally cutting obtains simple grain liquid crystal cell.Such as
Shown in Fig. 2, the simple grain liquid crystal cell 100 includes being provided with TFT substrate 1 and the CF substrates 2 being oppositely arranged, the TFT substrate 1
Connection terminal 11, the CF substrates 2 include covering the sliver portion 21 of the connection terminal 11, the TFT substrate 1 and CF substrates 2
Between be connected with sealing glue frame 3, liquid crystal molecule 4 is filled in TFT substrate 1, CF substrates 2 and sealing glue frame 3 and surrounds formed close
Seal in space.
S2, in the opposite sides of the simple grain liquid crystal cell polaroid is attached respectively.The step is specifically included：
S21, the size according to region to be attached, cut out the polaroid of respective shapes；
S22, cleaning treatment is carried out to the region to be attached, by polaroid paste on the region to be attached；
S23, use polaroid described in roller equipment rolling-pressing；
S24, the polaroid after attaching is dried and deaeration processing.
Specifically, the simple grain liquid crystal cell 100 after polaroid is attached as shown in figure 3, under including being attached in TFT substrate 1
Polaroid 5 and the upper polaroid 6 being attached on CF substrates 2.
S3, as shown in figure 4, to attach polaroid 5,6 after simple grain liquid crystal cell 100 cut, by the CF substrates 2
Sliver portion 21 cutting remove, expose the connection terminal 11 in the TFT substrate 1.Specifically, it is the increase in and cuts herein
The third time cutting technique except the sliver portion 21 is prescinded, by the way of one side is cut, is only cut from the CF substrates 2
Cut, remove the sliver portion 21.
S4, on the connection terminal of simple grain liquid crystal cell lighting test jig is connected, lighting is carried out to the simple grain liquid crystal cell
Test.
S5, for the qualified simple grain liquid crystal cell of lighting test, carry out subsequent processing, the thermal compression welding on the connection terminal
Driving chip.
In summary, in the preparation method of liquid crystal display panel provided in an embodiment of the present invention, this method, formed in cutting
During simple grain liquid crystal cell, retain the sliver portion of the connection terminal of CF substrate-sides correspondence covering TFT substrate side, then first carry out attaching partially
Mating plate technique cuts the connection terminal exposed in TFT substrate again, it is possible thereby to avoid connection terminal exposure too early and produce quiet
The risk that conductance enters and accumulated, can be effectively protected the semi-finished product of liquid crystal display panel, improve the yield of final products.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Described above is only the embodiment of the application, it is noted that for the ordinary skill people of the art
For member, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (8)
1. a kind of preparation method of liquid crystal display panel, it is characterised in that including step：
S1, the panel motherboard for including multiple liquid crystal cells cut to form simple grain liquid crystal cell, the simple grain liquid crystal cell includes relative
Connection terminal is provided with the TFT substrate and CF substrates of setting, the TFT substrate, the CF substrates include covering the connection
The sliver portion of terminal；
S2, in the opposite sides of the simple grain liquid crystal cell polaroid is attached respectively；
S3, to attach polaroid after simple grain liquid crystal cell cut, by the sliver portion cutting removal, expose the TFT
The connection terminal on substrate.
2. the preparation method of liquid crystal display panel according to claim 1, it is characterised in that the panel motherboard includes phase
TFT substrate motherboard and CF substrate motherboards to setting, sealing is provided between the TFT substrate motherboard and the CF substrates motherboard
Glue frame, the sealing glue frame between the TFT substrate motherboard and the CF substrates motherboard between be separated out multiple liquid crystal cells.
3. the preparation method of liquid crystal display panel according to claim 2, it is characterised in that step S1 includes：
S11, by first time cutting technique, the panel motherboard for including M liquid crystal cell is cut to form several and include m
The panel block of liquid crystal cell；
S12, each liquid crystal cell into the panel block irrigate liquid crystal and press sealing respectively；
S13, by second of cutting technique, the panel block for including m liquid crystal cell is cut to form m simple grain liquid crystal cell；
Wherein, M, m are integer, and M>m.
4. the preparation method of liquid crystal display panel according to claim 3, it is characterised in that the first time cutting technique
In second of cutting technique, by the way of two-sided relative cutting, respectively from the TFT substrate motherboard and the CF bases
Plate motherboard is cut.
5. the preparation method of liquid crystal display panel according to claim 1, it is characterised in that cutting the sliver portion
When, by the way of one side is cut, cut from the CF substrates, remove the sliver portion.
6. the preparation method of liquid crystal display panel according to claim 1, it is characterised in that step S2 includes：
S21, the size according to region to be attached, cut out the polaroid of respective shapes；
S22, cleaning treatment is carried out to the region to be attached, by polaroid paste on the region to be attached；
S23, use polaroid described in roller equipment rolling-pressing；
S24, the polaroid after attaching is dried and deaeration processing.
7. the preparation method of liquid crystal display panel according to claim 1, it is characterised in that the preparation method also includes
Step：
S4, the connecting test tool on the connection terminal, lighting test is carried out to the simple grain liquid crystal cell.
8. the preparation method of liquid crystal display panel according to claim 7, it is characterised in that the preparation method also includes
Step：
S5, for the qualified simple grain liquid crystal cell of lighting test, the thermal compression welding driving chip on the connection terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605732.7A CN107329304A (en) | 2017-07-24 | 2017-07-24 | The preparation method of liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605732.7A CN107329304A (en) | 2017-07-24 | 2017-07-24 | The preparation method of liquid crystal display panel |
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| Publication Number | Publication Date |
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| CN107329304A true CN107329304A (en) | 2017-11-07 |
Family
ID=60200659
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| CN201710605732.7A Pending CN107329304A (en) | 2017-07-24 | 2017-07-24 | The preparation method of liquid crystal display panel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109491112A (en) * | 2018-11-12 | 2019-03-19 | 深圳市联得自动化装备股份有限公司 | The manufacturing system and production method of liquid crystal display panel |
| CN110673365A (en) * | 2019-08-29 | 2020-01-10 | 晟光科技股份有限公司 | Production method of industrial control LCD display panel |
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| CN104218053A (en) * | 2013-06-03 | 2014-12-17 | 三星显示有限公司 | Organic light emitting diodes displays and manufacturing method thereof |
| CN105589248A (en) * | 2014-11-06 | 2016-05-18 | 株式会社日本显示器 | Display device and manufacturing method thereof |
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| JPH06342139A (en) * | 1994-03-18 | 1994-12-13 | Seiko Epson Corp | Production of liquid crystal display body |
| EP0962803A1 (en) * | 1998-06-08 | 1999-12-08 | Asulab S.A. | Method of batch manufacturing of electro-optical cells or of electro-chemical photovoltaic cells |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109491112A (en) * | 2018-11-12 | 2019-03-19 | 深圳市联得自动化装备股份有限公司 | The manufacturing system and production method of liquid crystal display panel |
| CN110673365A (en) * | 2019-08-29 | 2020-01-10 | 晟光科技股份有限公司 | Production method of industrial control LCD display panel |
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Application publication date: 20171107 |
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