CN102955298A - Liquid crystal display device - Google Patents
Liquid crystal display device Download PDFInfo
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- CN102955298A CN102955298A CN 201210464910 CN201210464910A CN102955298A CN 102955298 A CN102955298 A CN 102955298A CN 201210464910 CN201210464910 CN 201210464910 CN 201210464910 A CN201210464910 A CN 201210464910A CN 102955298 A CN102955298 A CN 102955298A
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Abstract
The invention provides a liquid crystal display device, and the liquid crystal display device comprises a color filter plate substrate, an array substrate and a sealing adhesive layer, wherein the array substrate is opposite to the color filter plate substrate, the array substrate comprises a light diffusion membrane, and the light diffusion membrane is provided with dispersion particles; and the sealing adhesive layer is arranged between the color filter plate substrate and the array substrate, and the color filter plate substrate is bonded with the array substrate through the solidification of the sealing adhesive layer. According to the liquid crystal display device, external ultraviolet light is led into the sealing adhesive layer through the dispersion particles of the light diffusion membrane so as to improve the solidification degree of the sealing adhesive layer. By adopting the liquid crystal display device, one side of the array substrate is provided with the light diffusion membrane, the incident ultraviolet (UV) light is dispersed by utilizing the dispersion particles in the light diffusion membrane, and the UV light is led into the sealing adhesive layer by changing the advancing direction of the light so as to improve the solidification degree of the sealing adhesive layer and reduce the boundary size of the device.
Description
Technical field
The present invention relates to a kind of display device, relate in particular to and a kind ofly improve the sealing glue solidifying degree and dwindle the liquid crystal display of boundary dimensions.
Background technology
In the prior art, liquid crystal display comprises a colored filter substrate (colorfilter substrate) and array basal plate (array substrate), two substrates are oppositely arranged, one layer of liquid crystal molecule is set between CF substrate and array base palte, thereby realizes reliably bonding by the sealing glue solidifying on CF substrate and array base palte border.
For example, fluid sealant applied before colored filter substrate and array base palte are fixed together.Because the curing of fluid sealant need to use wavelength coverage to be the ultraviolet light of 350nm-360nm, be also referred to as UV(Ultraviolet, ultraviolet light) light, the initiating agent in the UV optical excitation fluid sealant after the incident, cause to cause the reaction of wherein solidifying, thereby form sealing.But, array base palte comprises a plurality of metal areas, each metal area has data line and the gate line of thin film transistor (TFT), they extend to driving circuit from the seal area that is used for connecting, like this can be with a part of fluid sealant crested of metal area below, UV light can't penetrate and incide these fluid sealant zones, causes the halfway problem of sealing glue solidifying.In addition, for being devoted to the narrow frame design of liquid crystal display, often at the light shielding part configuration driven device of array base palte (such as thin film transistor base plate), because the existence of driver, also can make UV light arrive comparatively difficulty of fluid sealant integral body, thereby also residual uncured fluid sealant probably, affect the bonding firmness between substrate.
In view of this, how designing and a kind ofly improve the sealing glue solidifying degree and dwindle the liquid crystal display of boundary dimensions, is a problem needing to be resolved hurrily of person skilled in the industry.
Summary of the invention
Thereby existing defects when utilizing UV light to solidify fluid sealant for liquid crystal display of the prior art the invention provides a kind of liquid crystal display of novelty.
According to one aspect of the present invention, a kind of liquid crystal display is provided, comprising:
One colored filter substrate;
Array basal plate is oppositely arranged with described colored filter substrate, and described array base palte comprises an optical diffusion film, and described optical diffusion film has scattering particle; And
One sealant layer is arranged between described colored filter substrate and described array base palte, by the next bonding described colored filter substrate of curing and the described array base palte of described sealant layer,
Wherein said liquid crystal display imports described sealant layer by the scattering particle of described optical diffusion film with the ultraviolet light of outside, to improve the state of cure of described sealant layer.
Preferably, array base palte comprises a gate insulator, and described optical diffusion film is arranged at the inside of described gate insulator.More preferably, array base palte also comprises a flatness layer, and this flatness layer is positioned at the below of this gate insulator.
Preferably, array base palte comprises a gate insulator, and described optical diffusion film is arranged at the below of described gate insulator, and the surface of described optical diffusion film has the leaded light microstructure of a patterning.
Preferably, array base palte comprises a gate insulator and a flatness layer, and this flatness layer is positioned at the below of gate insulator, and this optical diffusion film is arranged at the below of this flatness layer.
Preferably, array base palte is divided into a penetrating region and a shielded area, and described optical diffusion film is arranged at the penetrating region of described array base palte.Further, the surface of this optical diffusion film has the leaded light microstructure of a patterning.
Preferably, the material of optical diffusion film is a resin bed.
According to another aspect of the present invention, a kind of liquid crystal display is provided, comprising:
One colored filter substrate;
Array basal plate is oppositely arranged with described colored filter substrate, and described array base palte comprises a gate insulator, and described gate insulator has the leaded light microstructure of a patterning on the surface of described colored filter substrate one side; And
One sealant layer is arranged between described colored filter substrate and described array base palte,
Wherein, described liquid crystal display imports described sealant layer by described leaded light microstructure with the ultraviolet light of outside, to improve the state of cure of described sealant layer.
Preferably, this leaded light microstructure is circular arc or V-arrangement.
Adopt liquid crystal display of the present invention, in its array base palte one side one optical diffusion film is set, utilize the scattering particle in this optical diffusion film, the UV light of incident is carried out scattering, by changing the direct of travel of light, make UV light import sealant layer, with the state of cure of raising sealant layer, and the boundary dimensions of reduction equipment.In addition, also can be in the leaded light microstructure of surface design one patterning of this optical diffusion film, so that UV light reflects when inciding this leaded light microstructure, reflection or scattering, thereby utilize the effect of optics diffusion, allow the part fluid sealant of metal shielded area receive UV irradiation, the state of cure of lift-off seal glue.
Description of drawings
The reader will become apparent various aspects of the present invention after the reference accompanying drawing has been read the specific embodiment of the present invention.Wherein,
Fig. 1 illustrates the principle schematic that liquid crystal display of the prior art adopts UV light that fluid sealant is cured;
Fig. 2 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the first embodiment of scattering;
Fig. 3 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the second embodiment of scattering;
Fig. 4 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the 3rd embodiment of scattering;
Fig. 5 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the 4th embodiment of scattering;
Fig. 6 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the 5th embodiment of scattering;
When the liquid crystal display that Fig. 7 illustrates Fig. 6 adopts optical diffusion film that the UV incident light is carried out scattering, the synoptic diagram of a specific embodiment of leaded light microstructure;
When the liquid crystal display that Fig. 8 illustrates Fig. 6 adopts optical diffusion film that the UV incident light is carried out scattering, the synoptic diagram of another specific embodiment of leaded light microstructure; And
Fig. 9 illustrates liquid crystal display of the present invention and adopts the leaded light microstructure UV incident light to be carried out the structured flowchart of the 6th embodiment of scattering.
Embodiment
For technology contents that the application is disclosed is more detailed and complete, can be with reference to accompanying drawing and following various specific embodiments of the present invention, identical mark represents same or analogous assembly in the accompanying drawing.Yet those of ordinary skill in the art should be appreciated that the embodiment that hereinafter provides limits the scope that the present invention is contained.In addition, accompanying drawing only is used for schematically being illustrated, and does not draw according to its life size.
With reference to the accompanying drawings, the embodiment of various aspects of the present invention is described in further detail.
Fig. 1 illustrates the principle schematic that liquid crystal display of the prior art adopts UV light that fluid sealant is cured.
With reference to Fig. 1, this liquid crystal display comprises array basal plate 101 and a colored filter glass substrate 201, and array base palte 101 is oppositely arranged with colored filter glass substrate 201.At the borderline region of liquid crystal display, be provided with sealant layer 30 between array base palte 101 and the colored filter glass substrate 201, by the curing of sealant layer 30 above-mentioned two substrates is bonded together reliably.
In array base palte 101 1 sides, also comprise a plurality of metal areas 103, for example, gate line and the data line of the corresponding thin film transistor (TFT) of each metal area.In colored filter glass substrate 201 1 sides, also comprise a black matrix layer (Black Matrix, BM) 203.By as can be known aforementioned, it is the ultraviolet light (being also referred to as UV light) of 350nm-360nm that wavelength coverage is adopted in the curing of sealant layer 30 usually, and the initiating agent in the UV optical excitation sealant layer 30 after the incident causes to cause the reaction of wherein solidifying, thereby forms sealing.As shown in Figure 1, when UV irradiation array base palte 101 and colored filter glass substrate 201, because colored filter glass substrate 201 1 sides have black matrix layer 203, outside UV light can't import sealant layer 30 through deceiving matrix layer 203.In addition, a plurality of metal areas on the array base palte 101 cover a part of zone of the sealant layer 30 of its below, cause UV light can not penetrate and incide the fluid sealant zone of these cresteds, cause sealing glue solidifying not thorough, affect the bonding fastness between substrate.
In order effectively to improve or to eliminate defects, the invention provides a kind of sealing glue solidifying degree that improves and also dwindle accordingly the liquid crystal display of boundary dimensions.Fig. 2 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the first embodiment of scattering.
With reference to Fig. 2, liquid crystal display of the present invention comprises array basal plate 101, a colored filter substrate 201 and a sealant layer 30.Particularly, array base palte 101 is oppositely arranged with colored filter substrate 201.Sealant layer 30 is arranged between array base palte 101 and the colored filter substrate 201, solidifies by it and comes bonding this two substrates.This array base palte 101 comprises gate insulator 105, and this gate insulator 105 has a plurality of metal areas 103, and for example, each metal area 103 is corresponding to gate line and the data line of thin film transistor (TFT).
It needs to be noted that with respect to prior art, this array base palte 101 also comprises optical diffusion film 107, this optical diffusion film 107 is arranged on the penetrating region of array base palte 101.For example, the material of this optical diffusion film 107 is a resin bed.This optical diffusion film 107 has scattering particle p, utilizes scattering particle p that the UV light of incident is carried out scattering, thereby changes the direct of travel of light.In this embodiment, this optical diffusion film 107 is positioned at the inside of gate insulator 105, this liquid crystal display successfully imports sealant layer 30 by the scattering particle p of optical diffusion film 107 with the UV incident light of top, especially sealant layer 30 those zones of being covered by a plurality of metal areas 103, and then the state of cure of raising sealant layer 30, the frame size of reduction equipment.
Fig. 3 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the second embodiment of scattering.
With reference to Fig. 3, array base palte 101 also comprises an optical diffusion film 107, and this optical diffusion film 107 also is arranged on the penetrating region of array base palte 101.The key distinction of Fig. 3 and Fig. 2 is to be, this optical diffusion film 107 is arranged on the inside of gate insulator 105.In the embodiments of figure 3, this liquid crystal display also comprises a flatness layer 109.This flatness layer 109 is positioned at the below of gate insulator 105, the scattering particle p of optical diffusion film 107 the UV light of top is reflected or scattering after, via this flatness layer 109 will reflect or scattering after light import sealant layer 30, improve the state of cure of sealant layer 30.
Fig. 4 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the 3rd embodiment of scattering.
This optical diffusion film 107 also is arranged on the penetrating region of array base palte 101.The key distinction of Fig. 4 and Fig. 2 is to be, in the embodiment of Fig. 4, optical diffusion film 107 is arranged at the below of gate insulator 105.And the surface of this optical diffusion film 107 has the leaded light microstructure 111 of a patterning.Utilize this leaded light microstructure 111 further UV light to be carried out scattering, make the more multizone of sealant layer 30 suffer UV illumination, to improve the state of cure of sealant layer 30.
Fig. 5 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the 4th embodiment of scattering.
This optical diffusion film 107 also is arranged on the penetrating region of array base palte 101.The key distinction of Fig. 5 and Fig. 3 is to be, in the embodiment of Fig. 5, optical diffusion film 107 is arranged at the below of flatness layer 109.Flatness layer 109 is between gate insulator 105 and optical diffusion film 107.Similarly, utilize the scattering particle p of this diffusion barrier 107, the UV light that penetrates successively gate insulator 105 and flatness layer 109 is carried out scattering, make the more multizone of sealant layer 30 suffer UV illumination, improve the state of cure of sealant layer 30.
Fig. 6 illustrates liquid crystal display of the present invention and adopts optical diffusion film the UV incident light to be carried out the structured flowchart of the 5th embodiment of scattering.
With reference to Fig. 6, this array base palte 101 is divided into a penetrating region and a shielded area, and for instance, this shielded area is corresponding to a plurality of thin film transistor (TFT)s 113 regions of array base palte 101.Optical diffusion film 107 also is arranged on the penetrating region of array base palte 101, and this optical diffusion film 107 has a plurality of scattering particle p.As seen from the figure, if optical diffusion film 107 is not set, then the sealant layer 30 of thin film transistor (TFT) 113 lower zones can't be accepted the irradiation of UV light, thereby causes regional area curing difficulty or solidify halfway situation.Just because of this, in this embodiment, array base palte 101 is provided with an optical diffusion film 107, scattering particle p by this optical diffusion film 107, the UV light that incides the array base palte penetrating region is further scattered to those sealant layer zones of being covered by thin film transistor (TFT), thereby improve the state of cure of sealant layer 30.
When the liquid crystal display that Fig. 7 illustrates Fig. 6 adopts optical diffusion film that the UV incident light is carried out scattering, the synoptic diagram of a specific embodiment of leaded light microstructure.When the liquid crystal display that Fig. 8 illustrates Fig. 6 adopts optical diffusion film that the UV incident light is carried out scattering, the synoptic diagram of another specific embodiment of leaded light microstructure.
In conjunction with Fig. 6, Fig. 7 and Fig. 8, this optical diffusion film 107 also is arranged on the penetrating region of array base palte 101.Surface at optical diffusion film 107 close sealant layers 30 has the leaded light microstructure 115 of a patterning, utilize this leaded light microstructure 115 further UV light to be carried out scattering, make the more multizone of sealant layer 30 suffer UV illumination, to improve the state of cure of sealant layer 30.In Fig. 7, this leaded light microstructure 115 is V-arrangement, and in Fig. 8, this leaded light microstructure 115 also can be circular arc.
Fig. 9 illustrates liquid crystal display of the present invention and adopts the leaded light microstructure UV incident light to be carried out the structured flowchart of the 6th embodiment of scattering.
With reference to Fig. 9, this liquid crystal display comprises array basal plate 101, a sealant layer 30 and a colored filter substrate 201.Sealant layer 30 is arranged between colored filter substrate 201 and the array base palte 101.This array base palte 101 comprises a gate insulator 105.This gate insulator 105 comprises a plurality of metal areas 103, for example, and gate line and the data line of the corresponding thin film transistor (TFT) of each metal area.
It is pointed out that in this embodiment to have the leaded light microstructure 111 of a patterning towards the surface of these colored filter substrate 201 1 sides at this gate insulator 105.Liquid crystal display is by the UV light importing sealant layer 30 of this leaded light microstructure 111 with the outside, to improve the state of cure of sealant layer 30.Fig. 9 and Fig. 2 are compared, the liquid crystal display of Fig. 9 directly arranges the leaded light microstructure 111 of patterning at the lower surface of gate insulator 105, in order to UV light is reflected or scattering, improve the state of cure of sealant layer 30, and the liquid crystal display of Fig. 2 arranges optical diffusion film 107 in the inside of gate insulator 105, scattering particle by optical diffusion film 107 reflects or scattering UV light, can improve equally the state of cure of sealant layer 30.
Adopt liquid crystal display of the present invention, in its array base palte one side one optical diffusion film is set, utilize the scattering particle in this optical diffusion film, the UV light of incident is carried out scattering, by changing the direct of travel of light, make UV light import sealant layer, with the state of cure of raising sealant layer, and the boundary dimensions of reduction equipment.In addition, also can be in the leaded light microstructure of surface design one patterning of this optical diffusion film, so that UV light reflects when inciding this leaded light microstructure, reflection or scattering, thereby utilize the effect of optics diffusion, allow the part fluid sealant of metal shielded area receive UV irradiation, the state of cure of lift-off seal glue.
Above, describe the specific embodiment of the present invention with reference to the accompanying drawings.But those skilled in the art can understand, and in situation without departing from the spirit and scope of the present invention, can also do various changes and replacement to the specific embodiment of the present invention.These changes and replacement all drop in claims limited range of the present invention.
Claims (10)
1. a liquid crystal display is characterized in that, described liquid crystal display comprises:
One colored filter substrate;
Array basal plate is oppositely arranged with described colored filter substrate, and described array base palte comprises an optical diffusion film, and described optical diffusion film has scattering particle; And
One sealant layer is arranged between described colored filter substrate and described array base palte, by the next bonding colored filter substrate of the curing of described sealant layer and array base palte,
Wherein said liquid crystal display imports described sealant layer by the scattering particle of described optical diffusion film with the ultraviolet light of outside, to improve the state of cure of described sealant layer.
2. liquid crystal display according to claim 1 is characterized in that, described array base palte comprises a gate insulator, and described optical diffusion film is arranged at the inside of described gate insulator.
3. liquid crystal display according to claim 2 is characterized in that, described array base palte also comprises a flatness layer, is positioned at the below of described gate insulator.
4. liquid crystal display according to claim 1, it is characterized in that, described array base palte comprises a gate insulator, and described optical diffusion film is arranged at the below of described gate insulator, and the surface of described optical diffusion film has the leaded light microstructure of a patterning.
5. liquid crystal display according to claim 1 is characterized in that, described array base palte comprises a gate insulator and a flatness layer, and described flatness layer is positioned at the below of described gate insulator, and described optical diffusion film is arranged at the below of described flatness layer.
6. liquid crystal display according to claim 1 is characterized in that, described array base palte is divided into a penetrating region and a shielded area, and described optical diffusion film is arranged at the penetrating region of described array base palte.
7. liquid crystal display according to claim 6 is characterized in that, the surface of described optical diffusion film has the leaded light microstructure of a patterning.
8. liquid crystal display according to claim 1 is characterized in that, the material of described optical diffusion film is a resin bed.
9. a liquid crystal display is characterized in that, described liquid crystal display comprises:
One colored filter substrate;
Array basal plate is oppositely arranged with described colored filter substrate, and described array base palte comprises a gate insulator, and described gate insulator has the leaded light microstructure of a patterning on the surface of described colored filter substrate one side; And
One sealant layer is arranged between described colored filter substrate and described array base palte,
Wherein, described liquid crystal display imports described sealant layer by described leaded light microstructure with the ultraviolet light of outside, to improve the state of cure of described sealant layer.
10. liquid crystal display according to claim 9 is characterized in that, described leaded light microstructure is circular arc or V-arrangement.
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| CN 201210464910 CN102955298A (en) | 2012-11-16 | 2012-11-16 | Liquid crystal display device |
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| CN 201210464910 CN102955298A (en) | 2012-11-16 | 2012-11-16 | Liquid crystal display device |
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| CN104777658A (en) * | 2014-01-13 | 2015-07-15 | 三星显示有限公司 | Display device and method of fabricating the same |
| CN105116629A (en) * | 2015-09-16 | 2015-12-02 | 京东方科技集团股份有限公司 | Frame sealing glue combination, display panel, preparation method of display panel and display device |
| CN107463063A (en) * | 2017-08-02 | 2017-12-12 | 深圳市华星光电技术有限公司 | Ultraviolet light solidification mask plate and preparation method thereof and curing |
| WO2018145474A1 (en) * | 2017-02-10 | 2018-08-16 | 京东方科技集团股份有限公司 | Display panel and display device |
| WO2019033802A1 (en) * | 2017-08-17 | 2019-02-21 | 京东方科技集团股份有限公司 | Array substrate, method for manufacturing same, and display panel |
| EP3511807A1 (en) * | 2018-01-12 | 2019-07-17 | Samsung Display Co., Ltd | Display device and flexible circuit board |
| CN110082848A (en) * | 2018-01-26 | 2019-08-02 | 中华映管股份有限公司 | Colored filter and liquid crystal display device including colored filter |
| CN110133922A (en) * | 2019-06-03 | 2019-08-16 | 信利(仁寿)高端显示科技有限公司 | Improve the method and liquid crystal display panel of liquid crystal display panel manufacture center adhesive curing effect |
| CN111025735A (en) * | 2019-12-20 | 2020-04-17 | 昆山龙腾光电股份有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN111721815A (en) * | 2020-06-18 | 2020-09-29 | 业成科技（成都）有限公司 | Touch device and curing rate detection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104777658A (en) * | 2014-01-13 | 2015-07-15 | 三星显示有限公司 | Display device and method of fabricating the same |
| CN104777658B (en) * | 2014-01-13 | 2020-03-10 | 三星显示有限公司 | Display device and method of manufacturing the same |
| CN105116629A (en) * | 2015-09-16 | 2015-12-02 | 京东方科技集团股份有限公司 | Frame sealing glue combination, display panel, preparation method of display panel and display device |
| WO2017045361A1 (en) * | 2015-09-16 | 2017-03-23 | 京东方科技集团股份有限公司 | Sealant composition, display panel and preparation method therefor, and display apparatus |
| WO2018145474A1 (en) * | 2017-02-10 | 2018-08-16 | 京东方科技集团股份有限公司 | Display panel and display device |
| US10578928B2 (en) | 2017-02-10 | 2020-03-03 | Boe Technology Group Co., Ltd. | Display panel and display device |
| CN107463063A (en) * | 2017-08-02 | 2017-12-12 | 深圳市华星光电技术有限公司 | Ultraviolet light solidification mask plate and preparation method thereof and curing |
| WO2019033802A1 (en) * | 2017-08-17 | 2019-02-21 | 京东方科技集团股份有限公司 | Array substrate, method for manufacturing same, and display panel |
| KR20190086603A (en) * | 2018-01-12 | 2019-07-23 | 삼성디스플레이 주식회사 | Display device and flexible circuit board |
| CN110033700A (en) * | 2018-01-12 | 2019-07-19 | 三星显示有限公司 | Show equipment and flexible circuit board |
| EP3511807A1 (en) * | 2018-01-12 | 2019-07-17 | Samsung Display Co., Ltd | Display device and flexible circuit board |
| US10884532B2 (en) | 2018-01-12 | 2021-01-05 | Samsung Display Co., Ltd. | Display device and flexible circuit board |
| KR102499724B1 (en) * | 2018-01-12 | 2023-02-14 | 삼성디스플레이 주식회사 | Display device and flexible circuit board |
| CN110082848A (en) * | 2018-01-26 | 2019-08-02 | 中华映管股份有限公司 | Colored filter and liquid crystal display device including colored filter |
| CN110133922A (en) * | 2019-06-03 | 2019-08-16 | 信利(仁寿)高端显示科技有限公司 | Improve the method and liquid crystal display panel of liquid crystal display panel manufacture center adhesive curing effect |
| CN111025735A (en) * | 2019-12-20 | 2020-04-17 | 昆山龙腾光电股份有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN111025735B (en) * | 2019-12-20 | 2022-02-15 | 昆山龙腾光电股份有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN111721815A (en) * | 2020-06-18 | 2020-09-29 | 业成科技（成都）有限公司 | Touch device and curing rate detection method thereof |
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Application publication date: 20130306 |