CN101373298A - Liquid crystal display device and method for manufacturing the same - Google Patents
Liquid crystal display device and method for manufacturing the same Download PDFInfo
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- CN101373298A CN101373298A CNA2007101387774A CN200710138777A CN101373298A CN 101373298 A CN101373298 A CN 101373298A CN A2007101387774 A CNA2007101387774 A CN A2007101387774A CN 200710138777 A CN200710138777 A CN 200710138777A CN 101373298 A CN101373298 A CN 101373298A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title description 18
- 238000004519 manufacturing process Methods 0.000 title description 11
- 239000000758 substrate Substances 0.000 claims abstract description 155
- 125000006850 spacer group Chemical group 0.000 abstract description 11
- 239000000463 material Substances 0.000 description 22
- 239000010410 layer Substances 0.000 description 7
- 238000003384 imaging method Methods 0.000 description 6
- 239000012790 adhesive layer Substances 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000010409 thin film Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Abstract
The invention relates to a liquid crystal display device, comprising: a first substrate having a plurality of first spacers; and a second substrate arranged opposite to the first substrate, the second substrate having at least one second spacer, and the second spacer being embedded between any two of the first spacers. The liquid crystal display device can define the space between the first substrate and the second substrate through the combination of the first spacer and the second spacer, and can prevent the first substrate and the second substrate from position deviation to cause light leakage.
Description
Technical field
The present invention relates to a kind of liquid crystal indicator, refer to a kind of liquid crystal indicator of avoiding the substrate slide displacement especially.
Background technology
See also Fig. 1 and Fig. 2, the display panel of liquid crystal indicator (LCD) mainly comprises a upper substrate 101 (for example colored filter (CF) substrate), one infrabasal plate 102 (for example thin film transistor (TFT) (TFT) array base palte), and a liquid crystal layer 105 that is folded between above-mentioned bilevel substrate.
The process of the upright liquid crystal panel of group is that two substrates are fitted with adhesive layer 104, and utilizes the existence of sept 103,203, forms a spacing H1 (cell gap) between two substrates.At present, the sept 103,203 of liquid crystal indicator mainly contains two kinds.A kind of for interspersing among the spherical sept 103 (spacer) (as shown in Figure 1) on the substrate.Another kind of then be the column spacer made from photosensitive material 203 (photo spacer) (as shown in Figure 2), its production method is that coating one deck photosensitive material forms in the exposure imaging mode again on substrate.Yet, no matter be that spherical sept 103 or the column spacer made from photosensitive material 203 all can't be fixed in upper substrate 101 and infrabasal plate 102 simultaneously.So when finger is pressed onto panel, upper substrate 101 and infrabasal plate 102 can be under pressure and slide, when finger leaves, sept 103,203 does not discharge homing because of pressure, cause upper substrate 101 and infrabasal plate 102 offsets (as shown in Figure 2), and having the situation of light leak to take place, this kind phenomenon is called finger pressure bad (movable mura).
Therefore, how to avoid the upper and lower substrate of liquid crystal indicator to slide, produce the light leakage phenomena that finger pressure bad (movable mura) causes, real problem for needing to be resolved hurrily at present.
Summary of the invention
In view of this, a purpose of the present invention provides a kind of liquid crystal indicator, combination by first sept and second sept defines the spacing between first substrate and second substrate, produces displacement to avoid substrate in batch, for example finger pressure bad (Movable Mura) immediately.
For reaching above-mentioned and other purpose, the invention provides a kind of liquid crystal indicator, comprising: one first substrate has most first septs; And one second substrate, being provided with this first substrate subtend, this second substrate has at least one second sept, and this second sept is embedded between wantonly two these first septs.
In liquid crystal indicator of the present invention, the type of this first substrate and this second substrate does not limit.One preferable enforcement aspect is a colored filter substrate for this first substrate, and this second substrate is a base plate of array in active mode; Another preferable enforcement aspect is a base plate of array in active mode for this first substrate, and this second substrate is a colored filter substrate, but is not limited to this.
In addition, when liquid crystal indicator of the present invention is homeotropic alignment (vertically aligned, VA) during the liquid crystal indicator of type, one of them includes most projections (protrusion) this first substrate and this second substrate, is partial to some angles when making liquid crystal static; One preferable enforcement aspect is a colored filter substrate for this first substrate, and then this first substrate comprises most the projections and first sept, and this projection and this first sept are same material.The material of this first sept and projection does not limit, and is preferably photosensitive material.Another preferable enforcement aspect is a colored filter substrate for this second substrate, and then this second substrate comprises most the projections and second sept, and wherein this projection and this second sept are same material.The material of this second sept and projection does not limit, and is preferably photosensitive material.
In liquid crystal indicator of the present invention, the shape of first sept and second sept, height do not limit with arrangement mode, are needed to decide by spacing size between first substrate and second substrate and processing procedure.In liquid crystal indicator of the present invention, the shape of first sept does not limit, and is preferably triangle, trapezoidal or rectangle, is more preferred from triangle.The shape of second sept does not limit, and is preferably triangle, trapezoidal or rectangle, is more preferred from triangle.Because when first sept and second sept were triangle, the distance that can be by adjusting two adjacent first septs or the shape of second sept changed the spacing size between first and second substrate.
In addition, in liquid crystal indicator of the present invention, has a spacing between this first substrate and this second substrate.The height of this first sept does not limit, and is preferably the spacing that is less than or equal between first substrate and second substrate.The height of this second sept does not also limit, and is preferably the spacing that is less than or equal between first substrate and second substrate.
Therefore, the shape of this first sept and this second sept with highly do not limit, a preferable enforcement aspect for this first sept with this second sept is of similar shape and highly.The height that another preferable enforcement aspect is this second sept is less than the height of this first sept.The height that another preferable enforcement aspect is this second sept is greater than the height of this first sept.
Liquid crystal indicator of the present invention comprises that also a liquid crystal layer is arranged between this first substrate and this second substrate.
In addition, according to the liquid crystal indicator of the invention described above, for example can make by step following but that be not limited thereto.The invention provides a kind of manufacture method of liquid crystal indicator, its step comprises: one first substrate and one second substrate are provided, and wherein this first substrate has most first septs, and this second substrate has at least one second sept; And upright this first substrate of group and this second substrate, make this first substrate and this second substrate subtend setting, and this second sept is embedded between wantonly two these first septs.
As aforementioned, the type of indication first substrate and second substrate does not limit among the present invention.One preferable enforcement aspect is a colored filter substrate for this first substrate, and this second substrate is a base plate of array in active mode; Another preferable enforcement aspect is a base plate of array in active mode for this first substrate, and this second substrate is a colored filter substrate, but is not limited to this.
In addition, when manufacture method of the present invention is applied to homeotropic alignment (vertically aligned, VA) during the liquid crystal indicator of type, one of them includes most projections (protrusion) this first substrate and this second substrate, is partial to some angles when making liquid crystal static; One preferable enforcement aspect is a colored filter substrate for this first substrate, and then this first substrate comprises most the projections and first sept, and this projection and this first sept are same material.The material of this first sept and this projection does not limit, and is preferably photosensitive material.Another preferable enforcement aspect is a colored filter substrate for this second substrate, and then this second substrate comprises most the projections and second sept, and wherein this projection and this second sept are same material.The material of this second sept and projection does not limit, and is preferably photosensitive material.
And projection and can design in same light shield with sept that projection is positioned at same substrate (being generally colored filter substrate) forms in same gold-tinted micro-photographing process.Therefore, in the manufacture method of the liquid crystal indicator that has homeotropic alignment (VA) type now, the situation that sept and projection must utilize different light shields and different gold-tinted micro-photographing process to form respectively, manufacture method of the present invention can be simplified the processing procedure of colored filter substrate.
In manufacture method of the present invention, the shape of first sept and second sept, height do not limit with arrangement mode, are decided by the size of the spacing between first substrate and second substrate.In manufacture method of the present invention, the shape of first sept does not limit, and is preferably triangle, trapezoidal or rectangle, is more preferred from triangle.The shape of second sept does not limit, and is preferably triangle, trapezoidal or rectangle, is more preferred from triangle.Because when first sept and second sept were triangle, the distance that can be by adjusting two adjacent first septs or the shape of second sept changed the spacing size between first and second substrate.
In addition, in manufacture method of the present invention, after this first substrate and this second substrate in batch are upright, has a spacing between this first substrate and this second substrate.Therefore, the height of first sept does not limit, and is preferably the spacing that is less than or equal between first substrate and second substrate.The height of second sept does not also limit, and is preferably the spacing that is less than or equal between first substrate and second substrate.
In manufacture method of the present invention, after this first substrate and this second substrate in batch are upright, also comprise a step: inject a liquid crystal layer between this first substrate and this second substrate.
Description of drawings
Fig. 1 is the diagrammatic cross-section of available liquid crystal display device;
Fig. 2 is the diagrammatic cross-section of available liquid crystal display device;
Fig. 3 is the liquid crystal indicator diagrammatic cross-section of a preferred embodiment of the present invention;
Fig. 4 is the liquid crystal indicator diagrammatic cross-section of another preferred embodiment of the present invention;
Fig. 5 is the liquid crystal indicator diagrammatic cross-section of the another preferred embodiment of the present invention;
Fig. 6 is the present invention's liquid crystal indicator diagrammatic cross-section of a preferred embodiment again;
Fig. 7 is the liquid crystal indicator diagrammatic cross-section that one embodiment of the invention shows assembling deviation;
Fig. 8 is the diagrammatic cross-section of the liquid crystal indicator of one embodiment of the invention;
Fig. 9 is the diagrammatic cross-section of the liquid crystal indicator of one embodiment of the invention.
[primary clustering symbol description]
First sept, 303 second septs, 304 adhesive layers 104,305
Liquid crystal layer 105,306 first sept groups 307 second sept groups 308
Projection 503
Embodiment
These graphic synoptic diagram that are simplification in the embodiments of the invention.Only these icons only show the assembly relevant with the present invention, and the aspect that its shown assembly is non-when be actual enforcement, component count, the shape equal proportion during its actual enforcement are one optionally to design, and its assembly layout kenel may be more complicated.
Embodiment one
See also Fig. 3, be the liquid crystal indicator diagrammatic cross-section of a preferred embodiment of the present invention.The liquid crystal indicator of present embodiment mainly includes one and has most first substrates 301, a tool second substrate 302, a liquid crystal layer 306 and adhesive layers 305.This liquid crystal layer 306 and this adhesive layer 305 are to be folded between this first substrate 301 and this second substrate 302.This adhesive layer 305 is in order to encapsulate this liquid crystal layer 306.
As shown in Figure 3, have most first septs 303 on first substrate 301.Per two first adjacent septs 303 form one first sept group 307.In the present embodiment, the material of first sept 303 is a photosensitive material, and it is to utilize the exposure imaging mode to form, and is fixed on first substrate 301.
In addition, then have most second septs 304 on second substrate 302, each second sept, 304 corresponding one first sept group 307, and be sticked between two adjacent first septs 303 that the first sept group 307 of its correspondence comprises.Same, in the present embodiment, the material of this second sept 304 is a photosensitive material, it is to utilize the exposure imaging mode to form, and is fixed on second substrate 302.
The shape of this first sept 303 and this second sept 304, highly, arrangement mode do not limit, it is big or small and various design can be arranged to look closely spacing between first substrate 301 and second substrate 302.First sept 303 of present embodiment and second sept 304 be shaped as triangle, and highly be equal to the spacing H3 size between first substrate 301 and second substrate 302.Combination by this first sept 303 and second sept 304, can determine spacing H3, and, because first sept 303 and second sept 304 engage mutually, first and second substrate 301,302 can't be slided, so can prevent displacement substrate (for example finger pressure cause displacement), and improve the light leakage phenomena that the displacement substrate causes.
Certainly, first sept 303 of present embodiment and the shape of this second sept 304 also can be other shape except triangle, as long as can engage each other, and for example rectangle (consulting Fig. 8) and trapezoidal (consulting Fig. 9).
Moreover, the position of first sept 303 and this second sept 304 can place any position of first substrate 301 and second substrate 302, first sept 303 and this second sept 304 comprise the viewing area or the non-display area of liquid crystal indicator, as long as can be engaged mutually.The liquid crystal indicator of present embodiment is TN type (twisted nematic mode) liquid crystal indicator, and its first substrate 301 is a colored filter substrate, and second substrate 302 is a base plate of array in active mode.Therefore, the liquid crystal indicator of present embodiment (consulting Fig. 3) for example can be made by step following but that be not limited thereto.One first substrate 301 and one second substrate 302 at first are provided, this second substrate 302 for have thin film transistor (TFT) with and the base plate of array in active mode of interlock circuit, and first substrate 301 is for having the colored filter substrate of black matrix" (Black Matrix); Then, on the thin film transistor (TFT) of second substrate 302 or gate pole lead, apply one deck photosensitive material and utilize the exposure imaging mode to form most second septs 304, same, also apply one deck photosensitive material on the black matrix" of first substrate 301 and utilize the exposure imaging mode to form most first septs 303, and per two first septs 303 are adjacent; Then, group upright this first substrate 301 and this second substrate 302 make being sticked between two first adjacent septs 303 of at least one second sept 304; At last, liquid crystal is injected between first substrate 301 and second substrate 302, promptly finish the making of present embodiment liquid crystal indicator (consulting Fig. 3).
Embodiment two
See also Fig. 4, be the diagrammatic cross-section of present embodiment liquid crystal indicator.The liquid crystal indicator structure of present embodiment and embodiment one (consulting Fig. 3) are roughly the same, the height of its second sept 304 of only being present embodiment (consulting Fig. 4) second substrate 302 of not existing together is highly different with second sept 304 on embodiment one (consulting Fig. 3) second substrate 302, causes between present embodiment first substrate 301 and second substrate 302 the spacing H3 apart from H4 and embodiment one different.
The spacing H4 of present embodiment is that the combination by first sept 303 and second sept 304 is defined equally, but is different from embodiment one, and first sept 303 of present embodiment and second sept 304 are highly different and highly all less than spacing H4.
Embodiment three
See also Fig. 5, be the diagrammatic cross-section of present embodiment liquid crystal indicator.The liquid crystal indicator of present embodiment is the liquid crystal indicator of VA (vertically aligned mode) type, and its first substrate 301 is a colored optical filtering substrates, and its second substrate 302 is a thin film transistor base plate.Therefore, the liquid crystal indicator structure of present embodiment and embodiment two (consulting Fig. 4) are roughly the same, it does not exist together and is that mainly present embodiment (consulting Fig. 5) first substrate 301 comprises most projections 503, with so that the liquid crystal of liquid crystal 306 is partial to some angles when dividing thing static.And this projection 503 is all identical with first sept, 303 shapes and material, but does not need adjacent in twos.In the present embodiment, the projection 503 and first sept 303 are to form in same exposure imaging step, therefore, in the manufacture method of the liquid crystal indicator that has the VA type now, the situation that sept and projection must utilize different light shields and different exposure micro-photographing process to form respectively, present embodiment can be simplified the processing procedure of colored filter substrate.
In addition, the height of present embodiment (consulting Fig. 5) first sept 301 and second sept 304 is different from first sept 301 of embodiment two (consulting Fig. 4) and the height of second sept 304, so present embodiment spacing H5 also and inequality apart from H4 between the embodiment two.
Embodiment four
Consult Fig. 6, be the diagrammatic cross-section of present embodiment liquid crystal indicator.The liquid crystal indicator structure of present embodiment and embodiment one (consulting Fig. 3) are roughly the same, it does not exist together and only is that first sept 303 is that one first sept group of per three first septs, 303 adjacent formations, 307, the second septs 304 are one second sept groups 307 of per two second septs, 304 adjacent formations.Each the second sept group, 308 corresponding one first sept group 307, and each second sept 304 is sticked between two adjacent first septs 303.
Present embodiment first sept 303 is that to be designed to per three first septs 303 adjacent, therefore, defines spacing H6 by this first sept group 307 and 308 combinations of the second sept group, but the further structure of forced fluid crystal device.And when the upright processing procedure of group is offset to some extent (consulting Fig. 7), at least one second sept 304 still can be sticked between two adjacent first septs 303, is unlikely to cause first sept 303 and 304 engagings of second sept to lose efficacy because of the upright skew of group.
The foregoing description only is to give an example for convenience of description, and the interest field that the present invention advocated should be as the criterion so that claim is described certainly, but not only limits to the foregoing description.
Claims (10)
1. liquid crystal indicator is characterized in that comprising:
One first substrate has most first septs; And
One second substrate is provided with this first substrate subtend, and this second substrate has at least one second sept, and this second sept is embedded between wantonly two these first septs.
2. liquid crystal indicator as claimed in claim 1 is characterized in that, this first sept be shaped as triangle, trapezoidal or rectangle.
3. liquid crystal indicator as claimed in claim 1 is characterized in that, this second sept be shaped as triangle, trapezoidal or rectangle.
4. liquid crystal indicator as claimed in claim 1 is characterized in that, has a spacing between this first substrate and this second substrate.
5. liquid crystal indicator as claimed in claim 4 is characterized in that, the height of this first sept equals this spacing between this first substrate and this second substrate.
6. liquid crystal indicator as claimed in claim 4 is characterized in that, the height of this first sept is less than this spacing between this first substrate and this second substrate.
7. liquid crystal indicator as claimed in claim 4 is characterized in that, the height of this second sept equals this spacing between this first substrate and this second substrate.
8. liquid crystal indicator as claimed in claim 4 is characterized in that, the height of this second sept is less than this spacing between this first substrate and this second substrate.
9. liquid crystal indicator as claimed in claim 1 is characterized in that, this first sept and this second sept is of similar shape and the height.
10. liquid crystal indicator as claimed in claim 1 is characterized in that, comprises that also a liquid crystal layer is arranged between this first substrate and this second substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101387774A CN101373298A (en) | 2007-08-20 | 2007-08-20 | Liquid crystal display device and method for manufacturing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101387774A CN101373298A (en) | 2007-08-20 | 2007-08-20 | Liquid crystal display device and method for manufacturing the same |
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| CN101373298A true CN101373298A (en) | 2009-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007101387774A Pending CN101373298A (en) | 2007-08-20 | 2007-08-20 | Liquid crystal display device and method for manufacturing the same |
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Cited By (10)
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| CN102243397A (en) * | 2011-07-05 | 2011-11-16 | 深圳市华星光电技术有限公司 | Liquid crystal panel and spacer structure thereof |
| CN103019441A (en) * | 2012-11-30 | 2013-04-03 | 深圳市深越光电技术有限公司 | Touch screen structure |
| CN103018969A (en) * | 2012-12-12 | 2013-04-03 | 京东方科技集团股份有限公司 | Liquid crystal display panel and display device |
| CN103676335A (en) * | 2013-12-09 | 2014-03-26 | 京东方科技集团股份有限公司 | Display panel, manufacturing method and display device |
| CN104460124A (en) * | 2015-01-04 | 2015-03-25 | 京东方科技集团股份有限公司 | Curved surface display panel and manufacturing method thereof |
| CN105137665A (en) * | 2015-09-30 | 2015-12-09 | 京东方科技集团股份有限公司 | Display substrate, preparation method thereof, and display device |
| CN108897175A (en) * | 2018-08-31 | 2018-11-27 | 合肥鑫晟光电科技有限公司 | A kind of display panel and preparation method thereof, display device |
| CN109765731A (en) * | 2019-03-27 | 2019-05-17 | 友达光电（昆山）有限公司 | Display device |
| CN110133920A (en) * | 2019-04-29 | 2019-08-16 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
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2007
- 2007-08-20 CN CNA2007101387774A patent/CN101373298A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102243397A (en) * | 2011-07-05 | 2011-11-16 | 深圳市华星光电技术有限公司 | Liquid crystal panel and spacer structure thereof |
| US9733525B2 (en) | 2011-07-05 | 2017-08-15 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal panel and cross-shaped spacer structure thereof |
| US9720289B2 (en) | 2011-07-05 | 2017-08-01 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal panel and cross-shaped spacer structure thereof |
| US9298045B2 (en) | 2011-07-05 | 2016-03-29 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal panel and cross-shaped spacer structure thereof |
| CN103019441A (en) * | 2012-11-30 | 2013-04-03 | 深圳市深越光电技术有限公司 | Touch screen structure |
| CN103019441B (en) * | 2012-11-30 | 2015-10-21 | 深圳市深越光电技术有限公司 | Touch-control screen structure |
| CN103018969A (en) * | 2012-12-12 | 2013-04-03 | 京东方科技集团股份有限公司 | Liquid crystal display panel and display device |
| CN103018969B (en) * | 2012-12-12 | 2015-07-15 | 京东方科技集团股份有限公司 | Liquid crystal display panel and display device |
| CN103676335A (en) * | 2013-12-09 | 2014-03-26 | 京东方科技集团股份有限公司 | Display panel, manufacturing method and display device |
| CN103676335B (en) * | 2013-12-09 | 2016-06-15 | 京东方科技集团股份有限公司 | Display floater and manufacture method, display device |
| CN104460124B (en) * | 2015-01-04 | 2017-04-05 | 京东方科技集团股份有限公司 | Curved face display panel and preparation method thereof |
| CN104460124A (en) * | 2015-01-04 | 2015-03-25 | 京东方科技集团股份有限公司 | Curved surface display panel and manufacturing method thereof |
| CN105137665A (en) * | 2015-09-30 | 2015-12-09 | 京东方科技集团股份有限公司 | Display substrate, preparation method thereof, and display device |
| US10539836B2 (en) | 2015-09-30 | 2020-01-21 | Boe Technology Group Co., Ltd. | Display substrate, method of fabricating the same, and display device |
| CN108897175A (en) * | 2018-08-31 | 2018-11-27 | 合肥鑫晟光电科技有限公司 | A kind of display panel and preparation method thereof, display device |
| US10976616B2 (en) | 2018-08-31 | 2021-04-13 | Hefei Xinsheng Optoelectronics Technology Co., Ltd. | Display panel, manufacturing method thereof and display device |
| CN109765731A (en) * | 2019-03-27 | 2019-05-17 | 友达光电（昆山）有限公司 | Display device |
| CN109765731B (en) * | 2019-03-27 | 2021-10-22 | 友达光电（昆山）有限公司 | Display device |
| CN110133920A (en) * | 2019-04-29 | 2019-08-16 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
| WO2021027096A1 (en) * | 2019-08-12 | 2021-02-18 | 武汉华星光电技术有限公司 | Display panel and manufacturing method therefor |
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Open date: 20090225 |