CN101644844B - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
- Publication number
- CN101644844B CN101644844B CN2009103064589A CN200910306458A CN101644844B CN 101644844 B CN101644844 B CN 101644844B CN 2009103064589 A CN2009103064589 A CN 2009103064589A CN 200910306458 A CN200910306458 A CN 200910306458A CN 101644844 B CN101644844 B CN 101644844B
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- substrate
- sept
- liquid crystal
- frame glue
- display panels
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Abstract
The invention relates to a liquid crystal display panel, comprising a first base plate, a second base plate and a liquid crystal layer arranged between the first base plate and the second base plate, wherein the first base plate comprises a flat plate, a driving area and a frame rubber spacer which is arranged on one surface of the flat plate, surrounds the driving area and comprises a top surface and a frame rubber containing groove which is concave downward from the top surface and used for containing a frame rubber for jointing the first base plate and the second base plate and avoids direct contact of the frame rubber and the liquid crystal layer. The liquid crystal display panel effectively overcomes the problem that the frame rubber incompletely hardened pollutes the liquid crystal layer in the conventional process, and has simple structure and better market value.
Description
Technical field
The invention relates to a kind of display panels, particularly a kind of use the surface be provided with one-body molded between the display panels that substrate assembled of parting.
Background technology
Lifting along with the flat-panel screens manufacturing technology, the non-difficult matter of flat-panel screens of large scale, High Resolution, high brightness is provided, and in the process of manufacturing, except the quality that improves product and preferable specification, good QC also is the important step that improves the overall process yield.With common tft liquid crystal flat-panel screens (TFT-LCD) is example, and main processing procedure comprises: thin film transistor (TFT) array circuit engineering (TFT array engineering), colored filter (color filter) engineering, liquid crystal display packing engineering (liquid crystal cell engineering) and LCD MODULE engineering (liquid crystal module engineering).
The packing engineering of general liquid crystal display is with plurality of groups of substrates of thin-film transistor and the parallel assembling of substrate subtend that is provided with colored filter, on substrate, be coated with frame glue mostly earlier earlier and define the predetermined zone that will splash into liquid crystal, and with (onedrop fill under the liquid crystal drop, ODF) processing procedure splashes into liquid crystal material in this zone, and scatter the interval material (spacer) of keeping square between substrate in the gap, processing procedures such as then contraposition again, applying, atmosphere pressurization, the sclerosis of frame glue are combined as crystal liquid substrate.Yet granular interval material may have when scattering and distribute uneven problem, the photoresistance sept (photospacer) of column to need separately a succession of processing procedure such as to peel off with photoresistance coating, exposure imaging and photoresistance to make; In addition, when substrate is assembled, many frame gluings with UV cured type close two plate bases, but when actual production, find, under the situation of irradiation deficiency, the liquid crystal of display panels usually is subjected to the UV cured type frame glue stain of not hardening fully, reduces the bottleneck of producing yield and causing production run on the contrary.
Summary of the invention
A purpose of the present invention provides a display panels, has effectively overcome in the conventional process, not the problem of the frame glue stain liquid crystal layer that hardens fully.
For reaching above-mentioned purpose, the present invention discloses a kind of display panels, comprise one first substrate, one second substrate, one liquid crystal layer is located between first substrate and second substrate, wherein first substrate comprises a flat board, one active area and a frame glue sept be located at this flat board one the surface and around this active area, this frame glue sept is this surface that protrudes from this flat board, and this frame glue sept has a top surface, and the recessed frame glue storage tank of this top surface of this frame glue sept certainly, in order to a ccontaining frame glue, and this first substrate is to engage by this frame glue with this second substrate.
In addition, another object of the present invention is to simplify the processing procedure of display panels.
For reaching above-mentioned purpose, the present invention discloses a display panels in addition, it comprises a plurality of groups of substrates of thin-film transistor, a colored filter substrate, a reflecting electrode and a liquid crystal layer and is located between this plurality of groups of substrates of thin-film transistor and this colored filter substrate, wherein this reflecting electrode is to be arranged on this plurality of groups of substrates of thin-film transistor, and this reflecting electrode comprises a reflecting body and at least one sept is located at the surface of this reflecting body in the face of this colored optical filtering substrates, and this reflecting body and this sept are the structures that is formed in one in addition.
The disclosed display panels of the present invention is to form with the substrate in combination that integrally formed technology is produced, and substrate is provided with frame glue sept or sept, when making display panels, need not to make the sept of keeping the substrate spacing with other processing procedure again, simplify the production stage and the processing procedure time of liquid crystal panel by this, to improve whole prouctiveness.
Description of drawings
Fig. 1 to Fig. 4 is display panels that is illustrated according to one first preferred embodiment of the present invention and preparation method thereof.
Fig. 5 is a display panels that is illustrated according to second preferred embodiment of the present invention.
Fig. 6 is a display panels that is illustrated according to the 3rd preferred embodiment of the present invention.
10,42 first substrates
12,47 flat boards
121, the surface of 471 flat boards
14,50 frame glue septs
141,501 top surfaces
16,48 active area
18,54 frame glue storage tanks
20 chromatic photoresists
22 black matrix"s
24,46,74 liquid crystal layers
26,56 frame glue
30,44 second substrates
The surface of 301 second substrates
32,40,66 display panels
52,82 septs
58,78 thin film transistor (TFT) array circuit
60 flatness layers
62,86 chromatic filter layers
The red photoresistance of 62R
The blue photoresistance of 62B
The green photoresistance of 62G
64,88 transparency conducting layers
68 plurality of groups of substrates of thin-film transistor
70 colored filter substrates
72 reflecting electrodes
76,84 substrates
80 reflecting bodys
The surface of 801 reflecting bodys
90 polarizers
92 polaroids
Embodiment
In the middle of instructions and follow-up claim, used some vocabulary to censure specific assembly.The person with usual knowledge in their respective areas should understand, and same assembly may be called with different nouns by manufacturer.This instructions and follow-up claim are not used as distinguishing the mode of assembly with the difference of title, but the benchmark that is used as distinguishing with the difference of assembly on function.Be to be an open term mentioned " comprising " in the middle of instructions and the follow-up request item in the whole text, so should be construed to " comprise but be not limited to ".
Fig. 1 to Fig. 4 is display panels that is illustrated according to one first preferred embodiment of the present invention and preparation method thereof.Please refer to Fig. 1, one first substrate 10 is provided, it comprises dull and stereotyped 12 and one a frame glue sept 14, wherein, 10 definition of first substrate have an active area 16 to be located at a surface 121 of dull and stereotyped 12, frame glue sept 14 also is located at surface 121 and is protruded from dull and stereotyped 12 surfaces 121, and this housing glue sept 14 is to be centered around active area 16 peripheries, and the height of frame glue sept 14 is the thickness greater than dull and stereotyped 12.In addition, frame glue sept 14 comprises a top surface 141 and from the recessed frame glue storage tank 18 of top surface 141, the degree of depth of frame glue storage tank 18 is not more than the height of frame glue sept 14, and the A/F of frame glue storage tank 18 also is not more than the width of frame glue sept 14 itself.It should be noted that, first substrate 10 is the structures that are formed in one, be that frame glue sept 14 is made with identical material with dull and stereotyped 12, for example in mould, pour into transparent materials such as resin, plastics or glass, and utilize one-body molded technology such as vacuum forming and ejection formation, produce the frame glue sept 14 and dull and stereotyped 12 of first substrate 10 simultaneously; Perhaps, will utilize etch process that substrate is etched the frame glue sept 14 of first substrate 10 and dull and stereotyped 12 structure with the substrate of aforementioned material and thickness homogeneous.
Please refer to Fig. 2, then in active area 16, can form the assembly of various display panels, a chromatic photoresist 20 for example shown in Figure 2 and be located at a black matrix" 22 around the chromatic photoresist 20, in addition transparency conducting layer and the alignment film of regulating liquid crystal orientation can be set in active area 16 in addition, wherein transparency conducting layer can be a tin indium oxide (indium tin oxide, ITO) layer or an indium zinc oxide (indium zinc oxide, IZO) layer.Then as shown in Figure 3, carry out under the liquid crystal drop processing procedure and in active area 16, splash into liquid crystal material, form a liquid crystal layer 24, and coating one frame glue 26 in frame glue storage tank 18, for example a UV cured type frame glue or other have the adhesive agent of photo-hardening effect, for example laser light sclerosis glue or infrared cure glue more can be visible light sclerosis glue (visible light curing glue), all do not break away from spirit of the present invention and scope.
As shown in Figure 4, one second substrate 30 is provided, it comprises the surface 301 that a thin film transistor (TFT) array circuit (figure does not show) is located at second substrate 30, the surface 301 that then second substrate 30 is provided with this thin film transistor (TFT) array circuit is in the face of first substrate 10, behind processing procedures such as contraposition, applying and the sclerosis of frame glue, engage second substrate 30 by the frame glue of being located in the frame glue storage tank 18 26, to be combined as a display panels 32.In addition, frame glue 26 has been confined to the frame glue storage tank 18 (please refer to Fig. 2 and Fig. 3) in the frame glue sept 14 in this preferred embodiment, therefore, frame glue 26 can't directly touch liquid crystal layer 24 in the process that engages first substrate 10 and second substrate 30, therefore, can effectively avoid because of frame glue 26 problem of sclerosis contaminating fluid crystal layer 24 fully; Secondly, frame glue sept 14 is except that the space that ccontaining frame glue 26 is provided, because frame glue sept 14 itself has certain altitude, therefore when making display panels 32, need not in frame glue 26, to scatter sept, promptly utilize the elasticity of frame glue sept 14 and highly promptly can be used as first substrate 10 and second substrate 30 between spacing.In sum, during with the first substrate manufacture display panels that is provided with frame glue sept of the present invention, not only can omit and need the step in liquid crystal layer and frame glue, scattering sept or make the photoresistance sept with the gold-tinted processing procedure when making known display panels, frame glue and liquid crystal layer also can be effectively avoided in the design of frame glue storage tank direct the contact and the potential problems of contaminating fluid crystal layer, in addition, first substrate of this preferred embodiment is applicable to the display panels of the various kenels of combination, for example shown in this preferred embodiment as the substrate that is provided with colored filter, be combined as display panels with the plurality of groups of substrates of thin-film transistor that is provided with thin film transistor (TFT) array circuit again; Perhaps aforesaid second substrate is replaced into a colorized optical filtering multiple substrate (color filter on array substrate, and make first substrate with frame glue sept of the present invention as to substrate on should the colorized optical filtering multiple substrate COA substrate); In addition, first substrate with frame glue sept of the present invention also can be used for combined reflected formula display panels or is used to make up contact panel.
Based on spirit of the present invention, other discloses one second preferred embodiment, please refer to Fig. 5.Fig. 5 is a display panels 40 that is illustrated according to second preferred embodiment of the present invention, comprises a side and the liquid crystal layer 46 that one first substrate 42, one second substrate 44 be relatively arranged on first substrate 42 and is located between first substrate 42 and second substrate 44.First substrate 42 comprises a flat board 47, an active area 48 and is located at dull and stereotyped 47 a surface 471, a frame glue sept 50 and is located at surface 471 and is located in the active area 48 around active area 48 and at least one sept 52, wherein, frame glue sept 50 and sept 52 are the surfaces 471 that protrude from flat board 47, and the height of frame glue sept 50 and sept 52 is greater than dull and stereotyped 47 thickness own; As last preferred embodiment, frame glue sept 50 comprises a top surface 501 and in addition from the recessed frame glue storage tank 54 of top surface 501, frame glue 56 in order to ccontaining joint first substrate 42 and second substrate 44, in addition, the degree of depth of frame glue storage tank 54 is not more than the height of frame glue sept 50 itself, and the A/F of frame glue storage tank 56 is not more than the width of frame glue sept 50 itself; It should be noted that the structure that flat board 47, frame glue sept 50 and the sept 52 of first substrate 42 are to use identical material and are formed in one, its processing procedure is as shown in the last preferred embodiment.In addition, second substrate 44 that is relatively arranged on first substrate 42 is to be a colorized optical filtering array (color filter on array, COA) substrate, comprise a thin film transistor (TFT) array circuit 58, one flatness layer 60 is covered in thin film transistor (TFT) array circuit 58 and is located at chromatic filter layer 62 on the thin film transistor (TFT) array circuit 58, wherein chromatic filter layer 62 comprises a plurality of chromatic photoresists, for example red photoresistance 62R, blue photoresistance 62B and green photoresistance 62G, and the plain conductor of thin film transistor (TFT) array circuit 58, for example data line is to have shade function concurrently, and its position is respectively this sept 52 of corresponding first substrate 42 respectively; In addition, display panels 40 comprises a transparency conducting layer 64 in addition, is located at respectively on the surface 471 and chromatic filter layer 62 of first substrate 42, is used to control the liquid crystal rotation.Compared to last preferred embodiment, first substrate 42 of the display panels 40 shown in second preferred embodiment is except that the frame glue storage tank 54 that ccontaining frame glue 56 is set, the sept 52 of certain altitude is set in active area 48 in addition, in order to keep between first substrate 42, second substrate 44 and the distance of liquid crystal layer 46, in addition, frame glue sept 50 is except that the spacing that can assist to keep between substrate, also frame glue 56 can be confined in the frame glue storage tank 54, effectively be avoided the problem of the frame glue 56 contaminating fluid crystal layers 46 that do not harden fully.
Simplify the spirit that display panels is assembled based on the present invention, the present invention provides one the 3rd preferred embodiment in addition, please refer to the 6th figure.Fig. 6 is a display panels 66 that is illustrated according to the 3rd preferred embodiment of the present invention, and it comprises a plurality of groups of substrates of thin-film transistor 68, a colored filter substrate 70, a reflecting electrode 72 and a liquid crystal layer 74 and is located between plurality of groups of substrates of thin-film transistor 68 and the colored optical filtering substrates 70.As shown in Figure 6, display panels 66 is to be a reflecting type liquid crystal display panel or a semi-penetrating and semi-reflective liquid crystal display panel, and plurality of groups of substrates of thin-film transistor 68 comprises a substrate 76 and is located at thin film transistor (TFT) array circuit 78 on the substrate 76; Plurality of groups of substrates of thin-film transistor 68 is provided with reflecting electrode 72, it comprises a reflecting body 80 and at least one sept 82 is located at the surface 801 of reflecting body 80 in the face of colored optical filtering substrates 70, wherein reflecting body 80 is the structures that are formed in one with sept 82, be to use the material of tool good reflection characteristic, for example comprise the alloy of metals such as aluminium, silver, nickel, chromium or aforementioned metal; When making reflecting electrode 72, can do earlier and provide certain thickness metal level, in the mode of etching or other this metal level of patternable, this metal level of patterning also forms reflecting body 80 simultaneously and is located at parting 82 between the surface 801 again, and the height of sept 82 is greater than the thickness of reflecting body 80 itself; When being arranged at reflecting electrode 72 in the display panels 66, the sept 82 of reflecting electrode 72 can be kept the spacing between the substrate, reflecting body 80 can reflect external incident ray again, and therefore integrated reflecting electrode 72 has the function that reflects external incident light and keep the substrate spacing concurrently.The colored filter substrate 70 of display panels 66 comprises a substrate 84, a chromatic filter layer 86 and a transparency conducting layer 88 and is located at the side of substrate 84 in the face of plurality of groups of substrates of thin-film transistor 68, wherein transparency conducting layer 88 is corresponding with the reflecting electrode 72 on the plurality of groups of substrates of thin-film transistor 68, in order to the rotation of regulation and control liquid crystal; In addition, colored filter substrate 70 is back to a side of plurality of groups of substrates of thin-film transistor 68, and other is provided with the plural layer optical thin film, and a polarizer (λ/4 film) 90 and one polaroid 92 for example is in order to regulate light liquid in-out LCD panel 66.The 3rd preferred embodiment of the present invention is when making reflecting electrode 72, the sept 82 of making the reflecting body 80 of tool reflection ray characteristic simultaneously and keeping the substrate spacing, therefore must not make the substrate distance thing with extra processing procedure again, and simplify the processing procedure of display panels.
In sum, the present invention is a processing procedure of simplifying known display panels, when making required substrate of display panels or reflecting electrode, only to make the processing procedure of substrate or reflecting electrode, the sept that to keep the substrate spacing synchronously is produced on substrate or the reflecting electrode, thereby simplifies its processing procedure; Secondly, the frame glue sept that is used to keep spacing on the substrate has the frame glue storage tank that is used for ccontaining frame glue, effectively avoided in the conventional process not the problem of the frame glue stain liquid crystal of sclerosis fully, and the making of frame glue sept can be omitted the known sept of keeping the substrate spacing in the frame glue that is dispersed in, not only shorten the processing procedure time of display panels, also can reduce its production cost.
The above only is preferred embodiment of the present invention, and all equalizations of being done according to the present patent application claim change and modify, and all should belong to covering scope of the present invention.
Claims (4)
1. a display panels is characterized in that comprising:
One plurality of groups of substrates of thin-film transistor;
One colored filter substrate is oppositely arranged with this plurality of groups of substrates of thin-film transistor, and this colored filter substrate comprises a chromatic filter layer and is arranged at the surface of this colored filter substrate in the face of this multiple substrate;
One reflecting electrode is arranged on this plurality of groups of substrates of thin-film transistor, and this reflecting electrode comprises:
One reflecting body; And
At least one sept is located at this reflecting body in the face of a surface of this colored optical filtering substrates, and this reflecting body and this sept are to be formed in one; And
One liquid crystal layer is arranged between this plurality of groups of substrates of thin-film transistor and this colored filter substrate.
2. display panels according to claim 1 is characterized in that: the material of described reflecting electrode comprises the alloy of aluminium, silver, nickel, chromium or aforementioned metal; The height of described sept is the thickness greater than this reflecting body.
3. display panels according to claim 1 is characterized in that: described colored filter substrate comprises the plural layer optical thin film in addition back to a side of this plurality of groups of substrates of thin-film transistor.
4. display panels according to claim 3 is characterized in that: described optical thin film comprises a λ/4 polarizers and a polaroid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103064589A CN101644844B (en) | 2009-09-01 | 2009-09-01 | Liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103064589A CN101644844B (en) | 2009-09-01 | 2009-09-01 | Liquid crystal display panel |
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| Publication Number | Publication Date |
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| CN101644844A CN101644844A (en) | 2010-02-10 |
| CN101644844B true CN101644844B (en) | 2011-05-11 |
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| CN2009103064589A Expired - Fee Related CN101644844B (en) | 2009-09-01 | 2009-09-01 | Liquid crystal display panel |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102686076B (en) * | 2012-05-09 | 2014-03-26 | 漳州科华技术有限责任公司 | Waterproof display panel and assembling process thereof |
| CN103149729B (en) * | 2013-03-01 | 2016-03-23 | 京东方科技集团股份有限公司 | A kind of color membrane substrates and preparation method thereof, display device |
| CN103533795B (en) * | 2013-10-30 | 2017-05-24 | 北京京东方光电科技有限公司 | Substrate for display and manufacture method thereof, as well as display device |
| CN105097785A (en) * | 2014-05-09 | 2015-11-25 | 群创光电股份有限公司 | Display panel device with multiple electrostatic discharge rings |
| CN106291997A (en) * | 2015-05-27 | 2017-01-04 | 鸿富锦精密工业（深圳）有限公司 | Liquid crystal display module and manufacture method thereof |
| CN105045010B (en) * | 2015-08-26 | 2019-01-22 | 深圳市华星光电技术有限公司 | A kind of array substrate and display device |
| CN105182630B (en) * | 2015-09-24 | 2018-07-24 | 深超光电（深圳）有限公司 | Liquid crystal display panel |
| CN106054465A (en) * | 2016-05-27 | 2016-10-26 | 厦门天马微电子有限公司 | Display panel |
| CN108646469A (en) * | 2018-05-03 | 2018-10-12 | 张家港康得新光电材料有限公司 | Panel and preparation method thereof, 2D/3D switchable apparatus can be switched in a kind of 2D/3D |
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| CN101004503A (en) * | 2006-01-20 | 2007-07-25 | 联诚光电股份有限公司 | Liquid crystal display faceplate, and manufacturing method |
| CN101320173A (en) * | 2007-06-08 | 2008-12-10 | 北京京东方光电科技有限公司 | LCD display panel |
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|---|---|---|---|---|
| CN101004503A (en) * | 2006-01-20 | 2007-07-25 | 联诚光电股份有限公司 | Liquid crystal display faceplate, and manufacturing method |
| CN101320173A (en) * | 2007-06-08 | 2008-12-10 | 北京京东方光电科技有限公司 | LCD display panel |
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| Title |
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