CN1716006A - Display panels and preparation method thereof - Google Patents
Display panels and preparation method thereof Download PDFInfo
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- CN1716006A CN1716006A CN 200410027942 CN200410027942A CN1716006A CN 1716006 A CN1716006 A CN 1716006A CN 200410027942 CN200410027942 CN 200410027942 CN 200410027942 A CN200410027942 A CN 200410027942A CN 1716006 A CN1716006 A CN 1716006A
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- display panels
- frame glue
- glue
- conducting resinl
- infrabasal plate
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Abstract
The present invention discloses a kind of display panels and preparation method thereof, this display panels comprises a upper substrate, an infrabasal plate, liquid crystal layer and frame glue, this upper substrate and infrabasal plate are oppositely arranged, this liquid crystal layer is between upper substrate and infrabasal plate, this frame glue is positioned between upper substrate, infrabasal plate and centers on this liquid crystal layer, this frame glue has an opening, and this opening part is provided with conducting resinl.Display panels of the present invention can prevent the display panels display defect that overlaps and to cause because of frame glue, effectively overcome substrate uneven problem at interval, make more homogeneous of substrate spacing, and avoid frame glue too much to pollute internal electronic element, simultaneously can reduce frame glue consumption, save cost.
Description
[technical field]
The invention relates to a kind of display panels (Liquid Crystal Display Panel, LCD Panel) and preparation method thereof.
[background technology]
Therefore advantages such as ultra-thin plate display panels has that external form is frivolous, power consumption is few, low voltage drive and radiationless pollution are widely used in the various fields such as notebook computer, personal digital assistant, monitor, spaceship, aircraft.
This kind display panels comprises the upper substrate and the infrabasal plate of pair of opposing and is positioned at liquid crystal layer between two substrates.In order between upper and lower base plate, to form liquid crystal layer, usually adopt vacuum inhalation based on capillarity and pressure differential, this method is for to put into vacuum chamber with panel, immerse the production of liquid crystal groove batch type, before injecting liquid crystal, utilize vacuum with panel in air extract out, after liquid crystal begins to inject, be about to vacuum chamber and recover air pressure.The problem of this kind vacuum inhalation is that when the display panels area increased, it was long to inject the liquid crystal spended time, makes degree of difficulty and increases, and product yield, output all reduce, and has therefore reduced production efficiency.
In order to overcome this problem, (OneDrop Fill ODF) expresses common concern to industry to instillation formula liquid crystal implantttion technique in recent years.Instillation formula liquid crystal implantttion technique is to be used for a kind of liquid crystal injecting method that the liquid crystal stage is irritated in display panels assembling, is upper and lower base plate each other before the gluing, is directly being dropped in liquid crystal on the infrabasal plate earlier, and then carrying out upper and lower base plate and fit.This kind method forms liquid crystal layer and takes a short time, and has solved the puzzlement that large-scale panel is made, and homogeneity and success ratio that liquid crystal is injected improve.
Please consult Fig. 1 to Fig. 3 together, adopt the display panels method for making synoptic diagram of instillation formula liquid crystal implantttion technique for prior art.Fig. 1 makes the frame glue coating synoptic diagram of display panels for prior art adopts instillation formula liquid crystal implantttion technique, and Fig. 2 is an II district enlarged diagram in the display panels shown in Figure 1, and Fig. 3 is that display panels shown in Figure 1 is along Y direction view.One infrabasal plate 10 at first is provided, edge coating frame glue 30 from coating starting point 31 along infrabasal plate 10, bind mutually in coating end point 32 (promptly being coated with starting point 31 positions) and coating starting point 31, form junction surface 33,33 places produce the overlapping phenomenon at the junction surface at this kind coating process center glue 30, as shown in Figure 3.
See also Fig. 4, be substrate pressing after-frame glue synoptic diagram in the prior art display panels.When being fitted, pushes the above-mentioned infrabasal plate 10 behind upper substrate 20 and the dispenser method above-mentioned frame glue 30.33 places broaden frame glue 30 at the junction surface, and it is big that area becomes.Frame glue 30 may flow to inner member (figure does not show), causes the inner member action bad, also may cause from the outside of display panels and can see frame glue, thereby cause display defect.
In addition, be coated with used frame glue 30 inside and be mixed with glass fibre usually and make separation material, play the fixing base spacing and support upper and lower base plate.But when the substrate pressing, the supporting role of glass fibre may make junction surface 33 can't pressing even, thereby produces unevenly at interval, also causes display defect.
This frame glue overlaps in order to improve, pressing is uneven even influence the phenomenon of inner member, and industry proposes some improvement projects successively.Please consult Fig. 5 and Fig. 6 together, be a kind of improvement project of prior art display panels frame glue coating, Fig. 6 is the enlarged drawing in VI district among Fig. 5.It is improved to 43 places, junction surface, promptly be coated with end point 42 and still overlap with coating starting point 41, but coating end point 42 is extended to substrate (figure does not show) edge.Fig. 7 is another kind of improvement project, and the coating starting point 51 that is improved to of its joint portion 53 is all extended to substrate (figure does not show) edge with coating end point 52.The design of these two kinds of improvement projects is carries out certain compensation to defective, excessive frame glue is played certain drainage, frame glue unnecessary when pressing flows out to substrate edges as far as possible, and this has just overcome the frame glue laminated and has gone into viewing area pollution electronic component and influence the image display quality.But these two kinds of improvement projects all are in order to make frame glue junction surface not obvious and make as far as possible, fundamentally do not overcome this defective, at first still exist and overlap partly, the phenomenon of pressing inequality still exists, secondly, this two kinds of scheme processing procedures inconvenience, careless slightly will be original more than the frame glue piled up of coating scheme, and also can cause the waste of frame glue material.
[summary of the invention]
The invention provides a kind of display panels that frame glue overlaps, makes substrate spacing homogeneous that overcomes.
The invention provides a kind of method of making above-mentioned display panels.
The technical scheme of technical solution problem of the present invention is: a display panels is provided, it comprises a upper substrate, an infrabasal plate, liquid crystal layer and frame glue, this upper substrate and infrabasal plate are oppositely arranged, this liquid crystal layer is between upper substrate and infrabasal plate, this frame glue is positioned between upper substrate, infrabasal plate and centers on this liquid crystal layer, this frame glue has an opening, and this opening part is provided with conducting resinl.
Another technical scheme of technical solution problem of the present invention is: a kind of method of making display panels is provided, it comprises the steps: to provide upper substrate, infrabasal plate, on infrabasal plate, be coated with frame glue and stay an opening, scatter conducting resinl, fit upper and lower substrate and frame adhesive curing, the part of this conducting resinl is dispersed in this opening part.
Compared to prior art, the advantage of display panels of the present invention and preparation method thereof is: conducting resinl both can play original electric action, can play the sealing function of frame glue again, it overcomes prior art frame glue coating starting point and the overlapping that is coated with end point, avoid the display panels display defect that overlaps and to cause because of frame glue, can effectively solve substrate uneven problem at interval, make more homogeneous of substrate spacing, and avoid because of frame glue too much, internal electronic element is polluted in the outflow of pressing time-frame glue, simultaneously can reduce frame glue consumption, save cost.
[description of drawings]
Fig. 1 is the frame glue coating synoptic diagram of prior art display panels.
Fig. 2 is an II district enlarged diagram in the display panels shown in Figure 1.
Fig. 3 is that display panels shown in Figure 1 is along Y direction view.
Fig. 4 is the frame glue synoptic diagram after the pressing of prior art display panels substrate.
Fig. 5 is a kind of improvement project of prior art display panels frame glue coating.
Fig. 6 is the enlarged diagram in VI district among Fig. 5.
Fig. 7 is the another kind of improvement project of prior art display panels frame glue coating.
Fig. 8 is the display panels first embodiment synoptic diagram of the present invention.
Fig. 9 is the display panels second embodiment synoptic diagram of the present invention.
Figure 10 is an X district enlarged diagram in the display panels shown in Figure 9.
[embodiment]
Seeing also Fig. 8, is the display panels first embodiment synoptic diagram of the present invention.This display panels 1 comprises the infrabasal plate 100 and the upper substrate 300 that are oppositely arranged, be located at 100 of upper substrate 300 and infrabasal plates liquid crystal layer 200, be located between two substrates and around the frame glue 400 of this liquid crystal layer 200, it is used to control the flow of liquid crystal zone, this frame glue 400 has an opening (sign) that is formed by unassembled coating starting point 401 and coating end point 402, be joint portion 403,403 places are provided with conducting resinl 500 in the joint portion.
The material of this frame glue 400 can be ultraviolet light photopolymerization glue, and as acryl resin, promptly polymethylmethacrylate also can be heat-curable glue such as epoxy resin, also can be the potpourri of UV-cured glue and heat-curable glue.Be doped with a plurality of separation materials in this frame glue 400, this separation material is a glass fibre, in order to support upper and lower base plate and fixing base spacing.
This conducting resinl 500 is made up of silver paste, conductive rubber, metal coupling and solder ball etc.Wherein this metal coupling can be gold goal.The used glue of this conducting resinl 500 is identical with the material of frame glue 400, can be ultraviolet light photopolymerization glue, and as acryl resin, promptly polymethylmethacrylate also can be heat-curable glue such as epoxy resin, also can be the potpourri of ultraviolet light photopolymerization glue and heat-curable glue.Because of wherein containing metal coupling, can play the effect of upper and lower base plate circuit turn-on.
In the present invention, conducting resinl 500 is dispersed in the junction surface 403 of frame glue 400, the glue material of using because of both is identical, when being dispersed in junction surface 403, can fill up conducting resinl 500 frame glue 400 coating starting points 401 and the space of coating end point 404 because of not overlapping and produce, thereby play sealing function, the distribution of conducting resinl 500 is to be finished by board simultaneously, and its consumption and dispersion zone are also controlled by the strictness of board, thereby it is bad to overcome pressing, and economical with materials.
The method for making of display panels of the present invention is: upper substrate 300 and infrabasal plate 100 is provided,, scatters conducting resinl 500 at this infrabasal plate frontside edge coating frame glue 400, and the dispenser method material, applying upper substrate 300 and infrabasal plate 100 solidify frame glue 400.
When coating frame glue 400, with the bight of infrabasal plate 100 as coating starting point 401, from these coating starting point 401 coating frame glue 400, along infrabasal plate 100 peripheral coatings, and (being coated with end point 402) stops coating near coating starting point 401 time, forms junction surface 403.When carrying out the coating of frame glue, frame glue 400 is syringe needle outflows of being passed through this device by the vacuum chamber pressure of a packaging system (figure does not show).
Conducting resinl 500 generally is dispersed in four angles or the edge of upper substrate 300 and infrabasal plate 100, one of conducting resinl 500 must be coated on 403 places, joint portion among the present invention, and the coating starting point 401 of frame glue 400 leaves an opening (not indicating) with coating end point 402 because of not overlapping at conducting resinl 500 places, fill this opening by one of conducting resinl 500, can be vertical direction in this conducting resinl 500 places coating starting point 401 with frame glue 400 bearing of trends that are coated with end point 402 places, also can be arbitrarily angled.The junction surface 403 of frame glue 400 can be positioned at any conducting resinl 500 places.
Behind coated conducting resinl 500, the even dispenser method material of intra-zone that by drip limits at frame glue 400.Uniformly dispersing interval dose on upper substrate 300 is used for supporting substrate and limits the substrate spacing simultaneously.Applying upper substrate 300 and infrabasal plate 100 carry out a pressure programming and promptly obtain the present invention's display panels shown in Figure 81.
In frame adhesive curing processing procedure, when using ultraviolet light photopolymerization glue, should adopt UV-irradiation to make the frame adhesive curing, when using heat-curable glue, should adopt baking or air-set method.
Fig. 9 and Figure 10 are display panels second embodiment synoptic diagram and X district enlarged drawing thereof.This display panels 2 comprises the infrabasal plate 620 and upper substrate 630, frame glue 600, conducting resinl 610 and junction surface 603 that is oppositely arranged.This conducting resinl 610 is along the edge uniformly dispersing of infrabasal plate 620, and wherein one of conducting resinl 610 is dispersed in 603 places, junction surface, makes 600 sealings of frame glue.Frame glue 600 is around in around the conducting resinl 610 with zigzag, and by the beginning of coating starting point 601 generally along the coating of infrabasal plate 620 edges, stop in coating end point 602, both 603 engage but there is no overlapping at the junction surface.
Claims (16)
1. display panels, it comprises a upper substrate, an infrabasal plate, liquid crystal layer and frame glue, this upper substrate and infrabasal plate are oppositely arranged, this liquid crystal layer is between upper substrate and infrabasal plate, this frame glue is positioned between upper substrate, infrabasal plate and centers on this liquid crystal layer, it is characterized in that: this frame glue has an opening, and this opening part is provided with conducting resinl.
2. display panels method for making as claimed in claim 1 is characterized in that: this conducting resinl is a vertical direction at the bearing of trend of frame glue opening part.
3. display panels method for making as claimed in claim 1 is characterized in that: this conducting resinl is arbitrarily angled at the bearing of trend of frame glue opening part.
4. display panels as claimed in claim 1 is characterized in that: the material of this frame glue is ultraviolet light photopolymerization glue or heat-curable glue.
5. display panels as claimed in claim 1 is characterized in that: the material of this frame glue is the potpourri of ultraviolet light photopolymerization glue and heat-curable glue.
6. display panels as claimed in claim 1 is characterized in that: be mixed with separation material in this frame glue, in order to support upper and lower base plate and to limit the substrate spacing.
7. display panels as claimed in claim 6 is characterized in that: this separation material material is a glass fibre.
8. display panels as claimed in claim 1 is characterized in that: be mixed with gold-plated sphere in this conducting resinl.
9. display panels as claimed in claim 1 is characterized in that: the used glue of this conducting resinl is identical with the used glue material of this frame glue.
10. display panels method for making, it comprises the steps: to provide upper substrate, infrabasal plate, is coated with frame glue and leaves an opening on infrabasal plate, scatters conducting resinl, fit upper and lower substrate and frame adhesive curing, it is characterized in that: this opening part scatters a part of conducting resinl.
11. display panels method for making as claimed in claim 10 is characterized in that: this frame glue is the edge coating along this infrabasal plate.
12. display panels method for making as claimed in claim 10 is characterized in that: the method for this frame adhesive curing is the roasting or air-set of irradiating ultraviolet light or heat.
13. display panels method for making as claimed in claim 10 is characterized in that: this conducting resinl is a vertical direction at the bearing of trend of frame glue opening part.
14. display panels method for making as claimed in claim 10 is characterized in that: this conducting resinl is arbitrarily angled at the bearing of trend of frame glue opening part.
15. display panels method for making as claimed in claim 10 is characterized in that: this conducting resinl is dispersed in four angles between upper and lower base plate.
16. display panels method for making as claimed in claim 10 is characterized in that: this conducting resinl is dispersed in the edge between upper and lower base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100279425A CN100371805C (en) | 2004-06-28 | 2004-06-28 | Liquid crystal display panel and its producing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100279425A CN100371805C (en) | 2004-06-28 | 2004-06-28 | Liquid crystal display panel and its producing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1716006A true CN1716006A (en) | 2006-01-04 |
| CN100371805C CN100371805C (en) | 2008-02-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100279425A Expired - Fee Related CN100371805C (en) | 2004-06-28 | 2004-06-28 | Liquid crystal display panel and its producing method |
Country Status (1)
| Country | Link |
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| CN (1) | CN100371805C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101470304B (en) * | 2007-12-28 | 2011-03-02 | 财团法人工业技术研究院 | Flexible substrate attaching process and its frame glue pattern |
| CN102243399A (en) * | 2011-07-11 | 2011-11-16 | 深圳市华星光电技术有限公司 | Method for manufacturing frame adhesive of liquid crystal display and liquid crystal display |
| CN101676776B (en) * | 2008-09-16 | 2012-02-29 | 北京京东方光电科技有限公司 | Panel and manufacturing method thereof |
| CN102419931A (en) * | 2011-11-18 | 2012-04-18 | 友达光电股份有限公司 | Display panel |
| CN102707506A (en) * | 2012-05-31 | 2012-10-03 | 深圳市华星光电技术有限公司 | Method for sealing liquid crystal display panel |
| CN102854664A (en) * | 2011-06-29 | 2013-01-02 | 奇美电子股份有限公司 | Image display system |
| CN106652785A (en) * | 2015-10-28 | 2017-05-10 | 群创光电股份有限公司 | Display panel |
| CN110346984A (en) * | 2019-07-03 | 2019-10-18 | 深圳市华星光电技术有限公司 | Array substrate, liquid crystal display panel and liquid crystal display device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3534474B2 (en) * | 1995-03-06 | 2004-06-07 | 富士通ディスプレイテクノロジーズ株式会社 | Liquid crystal display panel sealing method |
| US5966194A (en) * | 1996-02-23 | 1999-10-12 | Prime View International Co. | Method of making counter electrode for liquid crystal displays |
| US5973763A (en) * | 1996-10-16 | 1999-10-26 | Seiko Epson Corporation | Liquid crystal device including supporting columns |
| JP3804360B2 (en) * | 1999-11-02 | 2006-08-02 | 株式会社日立製作所 | Liquid crystal display device and manufacturing method thereof |
| JP2002098979A (en) * | 2000-09-22 | 2002-04-05 | Matsushita Electric Ind Co Ltd | Liquid crystal display device and method of manufacture |
| CN2763848Y (en) * | 2004-07-13 | 2006-03-08 | 鸿富锦精密工业（深圳）有限公司 | LCD panel |
-
2004
- 2004-06-28 CN CNB2004100279425A patent/CN100371805C/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101470304B (en) * | 2007-12-28 | 2011-03-02 | 财团法人工业技术研究院 | Flexible substrate attaching process and its frame glue pattern |
| CN101676776B (en) * | 2008-09-16 | 2012-02-29 | 北京京东方光电科技有限公司 | Panel and manufacturing method thereof |
| CN102854664A (en) * | 2011-06-29 | 2013-01-02 | 奇美电子股份有限公司 | Image display system |
| CN102854664B (en) * | 2011-06-29 | 2015-11-25 | 群创光电股份有限公司 | Image display system |
| CN102243399A (en) * | 2011-07-11 | 2011-11-16 | 深圳市华星光电技术有限公司 | Method for manufacturing frame adhesive of liquid crystal display and liquid crystal display |
| CN102419931A (en) * | 2011-11-18 | 2012-04-18 | 友达光电股份有限公司 | Display panel |
| CN102419931B (en) * | 2011-11-18 | 2013-09-04 | 友达光电股份有限公司 | Display panel |
| WO2013177831A1 (en) * | 2012-05-31 | 2013-12-05 | 深圳市华星光电技术有限公司 | Sealing method for liquid crystal display panel |
| CN102707506B (en) * | 2012-05-31 | 2015-07-01 | 深圳市华星光电技术有限公司 | Method for sealing liquid crystal display panel |
| CN102707506A (en) * | 2012-05-31 | 2012-10-03 | 深圳市华星光电技术有限公司 | Method for sealing liquid crystal display panel |
| CN106652785A (en) * | 2015-10-28 | 2017-05-10 | 群创光电股份有限公司 | Display panel |
| CN106652785B (en) * | 2015-10-28 | 2019-09-10 | 群创光电股份有限公司 | Display panel |
| CN110346984A (en) * | 2019-07-03 | 2019-10-18 | 深圳市华星光电技术有限公司 | Array substrate, liquid crystal display panel and liquid crystal display device |
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| Publication number | Publication date |
|---|---|
| CN100371805C (en) | 2008-02-27 |
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Granted publication date: 20080227 Termination date: 20180628 |