CN1716056A - Plane display device - Google Patents
Plane display device Download PDFInfo
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- CN1716056A CN1716056A CN 200510088147 CN200510088147A CN1716056A CN 1716056 A CN1716056 A CN 1716056A CN 200510088147 CN200510088147 CN 200510088147 CN 200510088147 A CN200510088147 A CN 200510088147A CN 1716056 A CN1716056 A CN 1716056A
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Abstract
The plane display device includes the first substrate, the second substrate, the first sealing material, the second sealing material and the third sealing material. The second substrate is set in parallel to the first substrate and includes display area, peripheral circuit area and pins extending from the display area to the peripheral circuit area and the edge of the second substrate. The first sealing material around the display area connects the first substrate and the second substrate; the second sealing material located in the peripheral circuit area outside the first sealing material seals the edge of the first substrate and defines one interval together with the first substrate, the second substrate and the first sealing material. The interval has one first end and one second end sealed with the third sealing material.
Description
Technical field
The present invention relates to a kind of flat display apparatus, particularly a kind of flat display apparatus of sealing the external opening in gap with the sealing material at least.
Background technology
Along with the liquid crystal indicator manufacturing technology is progressive fast, with and possess advantages such as frivolous, power saving and radiationless line arranged, make liquid crystal indicator be applied in large quantities personal digital aid (PDA) (personaldigital assistant, PDA), in the various electronic product such as mobile computer, digital camera, digital Video Camera, mobile phone, computer screen and LCD TV.Add the positive input research and development of industry and adopt the production equipment that maximizes, the quality of liquid crystal indicator is constantly promoted, and the lasting decline of price, therefore make the application of liquid crystal indicator enlarge rapidly.
Traditional liquid crystal indicator comprises a upper substrate, an infrabasal plate, a liquid crystal layer, a frame glue and a colloid.Infrabasal plate and upper substrate be arranged in parallel, and comprise line areas and many pins around the viewing area.Wherein, these a little pins are extended by the edge of past line areas on every side in viewing area and infrabasal plate.Frame glue is around being arranged at around the viewing area, to connect upper substrate and infrabasal plate.Colloid is arranged at position line areas around the frame glue outside, and the part colloid seals up the edge of upper substrate, with finish so-called around the circuit Sealing Technology.Wherein, have a gap that communicates with the external world between colloid, frame glue, upper substrate and the infrabasal plate, and the pin of part is arranged in the gap.
Yet extraneous aqueous vapor enters in the gap via the external opening in gap easily, causes the pin in the gap to produce corrosion and the phenomenon that breaks because of aqueous vapor, forms horizontal or vertical line defect.If contain salt in the aqueous vapor, then the pin in the gap is easier corrodes and breaks because of the salinity in the aqueous vapor.Thus, liquid crystal indicator will be corroded because of the pin in the gap probably or break and cause display defect (as level or perpendicular line defective), reduce the running performance of liquid crystal indicator widely.
As for using above-mentioned other flat display apparatus of circuit Sealing Technology on every side, (organic light emitting diode, OLED) display device also can face above-mentioned variety of problems as Organic Light Emitting Diode.
Summary of the invention
In view of this, purpose of the present invention is providing a kind of flat display apparatus exactly.It can prevent that with the design that the sealing material is sealed the external opening in gap at least extraneous aqueous vapor from entering in the gap via the external opening in gap, and then the phenomenon of avoiding the pin in the gap to produce corrosion and break because of aqueous vapor.Thus, can avoid flat display apparatus to cause display defect (as level or perpendicular line defective), keep the running performance of flat display apparatus widely because of the broken string of the pin in the gap.
According to purpose of the present invention, a kind of flat display apparatus is proposed, comprise one first substrate, one second substrate, one first sealing material, one second sealing material and one the 3rd sealing material.Second substrate and first substrate be arranged in parallel, and comprise line areas and many pins around the viewing area.Wherein, these a little pins are extended by the edge of the past line areas on every side in viewing area and second substrate.The first sealing material is around being arranged at around the viewing area, to connect first substrate and second substrate.The second sealing material is arranged at position line areas around the first sealing material outside, and the part second sealing material seals up the edge of first substrate, and and first substrate, second substrate and the first sealing material between define a gap.The gap has one first end and one second end, and the 3rd sealing material seals up first end and second end at least.
According to a further object of the present invention, a kind of liquid crystal indicator is proposed, comprise one first substrate, one second substrate, one first sealing material, one second sealing material and one the 3rd sealing material.Second substrate and first substrate be arranged in parallel, and comprise line areas and many pins around the viewing area that contains the arranged structure.Wherein, these a little pins are extended by the edge of the past line areas on every side in viewing area and second substrate.The first sealing material is around being arranged at around the viewing area, to connect first substrate and second substrate.Liquid crystal layer is arranged between first substrate, second substrate and the first sealing material, and corresponding to the viewing area.The second sealing material is arranged at position line areas around the first sealing material outside, and the part second sealing material seals up the edge of first substrate, and and first substrate, second substrate and the first sealing material between define a gap.The gap has one first end and one second end, and these a little pins of part are arranged in the gap.The 3rd sealing material seals up first end and second end at least.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, following conjunction with figs. and preferred embodiment are to illustrate in greater detail the present invention.
Description of drawings
Figure 1A illustrates the vertical view according to the flat display apparatus of embodiments of the invention one;
The synoptic diagram of the state the when flat display apparatus that Figure 1B illustrates Figure 1A omits first substrate;
Fig. 1 C illustrates the sectional view of the flat-panel screens of being looked along the profile line 1C-1C ' of Figure 1A;
Fig. 2 A illustrates the vertical view according to the flat display apparatus of embodiments of the invention two;
The synoptic diagram of the state the when flat display apparatus that Fig. 2 B illustrates Fig. 2 A omits first substrate;
Fig. 3 A illustrates the vertical view according to the flat display apparatus of embodiments of the invention three; And
Fig. 3 B illustrates the sectional view of the flat-panel screens of being looked along the profile line 3B-3B ' of Fig. 3 A.The simple symbol explanation
10,20,30: flat display apparatus
10a: liquid crystal layer
11: the first substrates
12: the second substrates
13: the first sealing materials
14,34: the second sealing materials
15,25,35: the three sealing materials
16: the viewing area
17: line areas on every side
18: pin
19: the gap
19a: first end
19b: second end
Embodiment
Embodiment one
Please be simultaneously with reference to Figure 1A~1C, it is vertical view according to the flat display apparatus of one embodiment of the invention that Figure 1A illustrates.The synoptic diagram of the state the when flat display apparatus that Figure 1B illustrates Figure 1A omits first substrate, Fig. 1 C illustrate the sectional view of the flat-panel screens of being looked along the profile line 1C-1C ' of Figure 1A.The flat display apparatus 10 of present embodiment can be liquid crystal indicator or Organic Light Emitting Diode (organic light emitting diode, OLED) display device, at this is that example explains with the liquid crystal indicator, but the technology of present embodiment is not confined to this.
In Figure 1A~1C, flat display apparatus 10 comprises one first substrate 11, one second substrate 12, one first sealing material 13, one second sealing material 14 and one the 3rd sealing material 15 at least.Second substrate 12 and first substrate 11 be arranged in parallel, and comprise line areas 17 and many pins 18 around the viewing area 16.Wherein, these a little pins 18 are extended by the edge of the viewing area 16 past line areas 17 on every side and second substrate 12.At this, with pin 18 by viewing area 16 toward around an edge of line areas 17 and second substrate 12 extend to example and explain, but the technology of present embodiment is not confined to this.For example, pin 18 also can be by viewing area 16 toward another edge extension of the line areas 17 and second substrate 12 on every side, and pin 18 comprises metal, metal alloy or transparent conductive material.
The first sealing material 13 is around being arranged at around the viewing area 16, to connect first substrate 11 and second substrate 12.The second sealing material 14 is arranged at position line areas 17 around first sealing material 13 outsides, and the part second sealing material 14 seals up the edge of first substrate 11, and and first substrate 11, second substrate 12 and first 13 of the materials of sealing define a gap 19.Gap 19 has one first end 19a and one second end 19b, and these a little pins 18 of part are arranged in gap 19, the first end 19a and the second end 19b for example is the external opening in gap 19.The 3rd sealing material 15 seals up the first end 19a and the second end 19b in gap 19 at least, and these a little pins 18 of part in the gap 19 are hedged off from the outer world.
In the present embodiment, the 3rd sealing material 15 can more be filled in the part or all of gap 19.In addition, the material of the 3rd sealing material 15 can be identical with second material that seals material 14, and for example the material of the second sealing material 14 and the 3rd sealing material 15 is silicon resin glue.In addition, the material of the 3rd sealing material 15 can be different with the material of the second sealing material 14, and for example the material of the second sealing material 14 is a silicon resin glue, and the material of the 3rd sealing material 15 is elargol or high fluidity silicon (silicon).Moreover the material of the 3rd sealing material 15 can be identical with first material that seals material 13, is silicon resin glue as the first sealing material 13 and the 3rd material that seals material 15.Again, the material of the 3rd sealing material 15 can be different with the material of the first sealing material 13, and for example the material of the first sealing material 13 is a silicon resin glue, and the material of the 3rd sealing material 15 is elargol or high fluidity silicon (silicon).
When flat display apparatus 10 is a liquid crystal indicator, and the 3rd sealing material 15 is when be elargol, and the 3rd to seal material 15 can be a part of elargol conductive particle that intersperses among before first substrate 11 and 12 pairs of groups of second substrate on second substrate 12.Wherein, but before first substrate 11 and 12 pairs of groups of second substrate, coat the electrode of other parts elargol conductive particle conducting first substrate 11 on second substrate 12 and the circuit of second substrate 12.
In addition, above-mentioned viewing area 16 can be one to contain the viewing area of arranged structure, and the arranged structure example is an active matrix (active matrix) in this way.Active matrix is arranged on second substrate 12, and comprises a plurality of pixels, and each pixel defines and forms by being arranged at the staggered institute of one first adjacent on second substrate 12 sweep trace and one second sweep trace and adjacent one first data line and one second data line.Each pixel has a gauge tap and a pixel electrode, and gauge tap is electrically connected with first sweep trace and first data line, and pixel electrode is electrically connected with gauge tap.In addition, gauge tap can be a transistor, as thin film transistor (TFT) (thin film transistor, TFT).Moreover a little therewith accordingly gauge tap of these a little pins 18 are electrically connected.
In addition, though Figure 1A~1B only illustrates many pins 18, but line areas 17 has the more pin 18 of more number in fact, these a little pin 18 usefulness for chip for driving or circuit board with the automatic bonding method of winding (tape automatic bonding, TAB) or the glutinous brilliant method of glass (chip on glass COG) is electrically connected with flat display apparatus 10.Therefore, the gauge tap that feasible chip for driving that is electrically connected with pin 18 or circuit board can be controlled viewing area 16 is to drive each pixel.
Moreover shown in Fig. 1 C, when flat display apparatus 10 was a liquid crystal indicator, flat display apparatus 10 also comprised a liquid crystal layer 10a.Liquid crystal layer 10a is arranged between first substrate 11, second substrate 12 and the first sealing material 13, and corresponding to viewing area 16.Wherein, one of first substrate 11 and second substrate 12 comprise a colored filter.For example, first substrate 11 and second substrate 12 for example are respectively a colored filter substrate and a thin film transistor base plate.
The design that present embodiment is sealed the external opening in gap at least with the 3rd sealing material can prevent that extraneous aqueous vapor from entering in the gap via the external opening in gap, and then the phenomenon of avoiding the pin in the gap to produce corrosion and break because of aqueous vapor.Thus, can avoid flat display apparatus to cause display defect (as level or perpendicular line defective), keep the running performance of flat display apparatus widely because of the broken string of the pin in the gap.
Embodiment two
Please be simultaneously with reference to Fig. 2 A~2B, Fig. 2 A illustrates the vertical view according to the flat display apparatus of embodiments of the invention two, the synoptic diagram of the state the when flat display apparatus that Fig. 2 B illustrates Fig. 2 A omits first substrate.The flat display apparatus 20 of present embodiment is the 3rd sealing material 25 with flat display apparatus 10 differences of embodiment one, and all the other identical constitutive requirements continue to continue to use label, and repeat no more its annexation and function each other.
In Fig. 2 A~2B, seal the first end 19a and the 3rd sealing material 25 of the second end 19b and the structure that the first sealing material 13 can be formed in one in gap 19 at least, for example the material of the first sealing material 13 and the 3rd sealing material 25 is silicon resin glue.In addition, the 3rd sealing material 25 also can be filled in the part or all of gap 19.In addition, to before organizing first substrate 11 and second substrate 12, can be coated with simultaneously the first sealing material 13 and the 3rd sealing material 25 in second substrate 12 on the surface of first substrate 11, make the 3rd sealing material 25 seal the structure that material 13 is formed in one with first.Or, to before organizing first substrate 11 and second substrate 12, can be coated with simultaneously the first sealing material 13 and the 3rd sealing material 25 in first substrate 11 on the surface of second substrate 12, make the 3rd sealing material 25 seal the structure that material 13 is formed in one with first.
Embodiment three
Please be simultaneously with reference to Fig. 3 A~3B, Fig. 3 A illustrates the vertical view according to the flat display apparatus of embodiments of the invention three, and it is the sectional view of the flat-panel screens of being looked of the profile line 3B-3B ' along Fig. 3 A that Fig. 3 B illustrates.The flat display apparatus 30 of present embodiment is the 3rd sealing material 35 and the second sealing material 34 with flat display apparatus 10 differences of embodiment one, and all the other identical constitutive requirements continue to continue to use label, and repeat no more its annexation and function each other.
In Fig. 3 A~3B, the marginal surface setting of first substrate 11 of second sealing material 34 circle segments, making the first end 19a that seals gap 19 at least and the 3rd sealing material 35 of the second end 19b is the part of the second sealing material 34.Wherein, the structure that the second sealing material 34 and the 3rd sealing material 35 can be formed in one, and the material of the second sealing material 34 and the 3rd sealing material 35 for example is silicon resin glue.In addition, the second sealing material 34 can be filled in the part or all of gap 19.
The disclosed flat display apparatus of the above embodiment of the present invention, the design that it seals the external opening in gap at least with the sealing material, can prevent that extraneous aqueous vapor from entering in the gap via the external opening in gap, and then the phenomenon of avoiding the pin in the gap to produce corrosion and break because of aqueous vapor.Thus, can avoid flat display apparatus to cause display defect (as level or perpendicular line defective), keep the running performance of flat display apparatus widely because of the broken string of the pin in the gap.
In sum; though the present invention discloses as above with preferred embodiment; yet it is not in order to limit the present invention; those skilled in the art without departing from the spirit and scope of the present invention; can do a little change and retouching, thus protection scope of the present invention should with accompanying Claim the person of being defined be as the criterion.
Claims (29)
1, a kind of flat display apparatus comprises:
First substrate;
Second substrate be arranged in parallel with this first substrate, and comprises viewing area, line areas and many pins on every side, those pins by this viewing area toward should around the edge of line areas and this second substrate extend;
The first sealing material is around being arranged at around this viewing area, to connect this first substrate and this second substrate;
The second sealing material, be arranged at the on every side line areas of position in this first sealing material outside, and this second sealing material of part seals up the edge of this first substrate, and and this first substrate, this second substrate and this first sealing material between define a gap, this gap has one first end and one second end; And
The 3rd sealing material seals up this first end and this second end at least.
2, flat display apparatus as claimed in claim 1, wherein the 3rd sealing material can be filled in this gap.
3, flat display apparatus as claimed in claim 1 or 2, wherein the material of the 3rd sealing material is identical with the material of this second sealing material.
4, flat display apparatus as claimed in claim 1 or 2, wherein the material of the 3rd sealing material is different with the material of this second sealing material.
5, flat display apparatus as claimed in claim 1 or 2, wherein the material of the 3rd sealing material is identical with the material of this first sealing.
6, flat display apparatus as claimed in claim 1 or 2, wherein the material of the 3rd sealing material is different with the material of this first sealing material.
7, flat display apparatus as claimed in claim 3, wherein this second, third the sealing material material be silicon resin glue.
8, flat display apparatus as claimed in claim 4, wherein the material of this second sealing material is a silicon resin glue, and the material of the 3rd sealing material is an elargol.
9, flat display apparatus as claimed in claim 5, wherein the material of this first, the 3rd sealing material is silicon resin glue.
10, flat display apparatus as claimed in claim 6, wherein the material of this first sealing material is a silicon resin glue, and the material of the 3rd sealing material is an elargol.
11, flat display apparatus as claimed in claim 1, wherein the 3rd sealing material first seals the structure that material is formed in one with this.
12, flat display apparatus as claimed in claim 11, wherein the material of this first, the 3rd sealing material is silicon resin glue.
13, flat display apparatus as claimed in claim 1, but the wherein marginal surface setting of this first substrate of this second sealing material circle segment makes the part of the 3rd sealing material for this second sealing material.
14, flat display apparatus as claimed in claim 13, wherein this second, third the sealing material material be silicon resin glue.
15, a kind of liquid crystal indicator comprises:
First substrate;
Second substrate be arranged in parallel with this first substrate, and comprises the viewing area that contains the arranged structure, line areas and many pins on every side, those pins by this viewing area toward should around the edge of line areas and this second substrate extend;
The first sealing material is around being arranged at around this viewing area, to connect this first substrate and this second substrate;
Liquid crystal layer is arranged between this first substrate, this second substrate and this first sealing material, and corresponding to this viewing area;
The second sealing material, be arranged at the on every side line areas of position in this first sealing material outside, and this second sealing material of part seals up the edge of this first substrate, and and this first substrate, this second substrate and this first sealing material between define a gap, this gap has first end and second end; And
The 3rd sealing material seals up this first end and this second end at least.
16, liquid crystal indicator as claimed in claim 15, wherein the 3rd sealing material can be filled this gap.
17, as claim 15 or 16 described liquid crystal indicators, wherein the material of the 3rd sealing material is identical with the material of this second sealing material.
18, as claim 15 or 16 described liquid crystal indicators, wherein the material of the 3rd sealing material is different with the material of this second sealing material.
19, as claim 15 or 16 described liquid crystal indicators, wherein the material of the 3rd sealing material is identical with the material of this first sealing.
20, as claim 15 or 16 described liquid crystal indicators, wherein the material of the 3rd sealing material is different with the material of this first sealing material.
21, liquid crystal indicator as claimed in claim 17, wherein this second, third the sealing material material be silicon resin glue.
22, liquid crystal indicator as claimed in claim 18, wherein the material of this second sealing material is a silicon resin glue, and the material of the 3rd sealing material is an elargol.
23, liquid crystal indicator as claimed in claim 19, wherein the material of this first, the 3rd sealing material is silicon resin glue.
24, liquid crystal indicator as claimed in claim 20, wherein the material of this first sealing material is a silicon resin glue, and the material of the 3rd sealing material is an elargol.
25, liquid crystal indicator as claimed in claim 15, wherein one of this first substrate and this second substrate comprise a colored filter.
26, liquid crystal indicator as claimed in claim 15, wherein the 3rd sealing material first seals the structure that material is formed in one with this.
27, liquid crystal indicator as claimed in claim 26, wherein the material of this first, the 3rd sealing material is silicon resin glue.
28, liquid crystal indicator as claimed in claim 15, but the wherein marginal surface setting of this first substrate of this second sealing material circle segment makes the part of the 3rd sealing material for this second sealing material.
29, liquid crystal indicator as claimed in claim 28, wherein this second, third the sealing material material be silicon resin glue.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200510088147 CN1716056A (en) | 2005-07-29 | 2005-07-29 | Plane display device |
Applications Claiming Priority (1)
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CN 200510088147 CN1716056A (en) | 2005-07-29 | 2005-07-29 | Plane display device |
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CN1716056A true CN1716056A (en) | 2006-01-04 |
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CN 200510088147 Pending CN1716056A (en) | 2005-07-29 | 2005-07-29 | Plane display device |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102402076A (en) * | 2010-09-09 | 2012-04-04 | 群康科技(深圳)有限公司 | Liquid crystal display panel and thin film transistor substrate thereof |
CN102778789A (en) * | 2012-05-08 | 2012-11-14 | 友达光电股份有限公司 | Packaging structure for liquid crystal display panel |
CN103995399A (en) * | 2013-12-20 | 2014-08-20 | 友达光电股份有限公司 | Thinned display panel and manufacturing method thereof |
CN104238200A (en) * | 2010-09-09 | 2014-12-24 | 群康科技(深圳)有限公司 | Liquid crystal display panel and thin film transistor substrate thereof |
WO2018188314A1 (en) * | 2017-04-14 | 2018-10-18 | 京东方科技集团股份有限公司 | Thinning method for substrate and thinning method for display panel |
JP2019023750A (en) * | 2010-08-17 | 2019-02-14 | 株式会社半導体エネルギー研究所 | Method for forming liquid crystal device |
CN113075810A (en) * | 2021-03-24 | 2021-07-06 | 重庆惠科金渝光电科技有限公司 | Display panel and display terminal |
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2005
- 2005-07-29 CN CN 200510088147 patent/CN1716056A/en active Pending
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2019023750A (en) * | 2010-08-17 | 2019-02-14 | 株式会社半導体エネルギー研究所 | Method for forming liquid crystal device |
CN104238200B (en) * | 2010-09-09 | 2017-10-20 | 群康科技(深圳)有限公司 | Liquid crystal display panel and its thin film transistor base plate |
CN102402076B (en) * | 2010-09-09 | 2014-11-05 | 群康科技(深圳)有限公司 | Liquid crystal display panel and thin film transistor substrate thereof |
CN104238200A (en) * | 2010-09-09 | 2014-12-24 | 群康科技(深圳)有限公司 | Liquid crystal display panel and thin film transistor substrate thereof |
CN102402076A (en) * | 2010-09-09 | 2012-04-04 | 群康科技(深圳)有限公司 | Liquid crystal display panel and thin film transistor substrate thereof |
CN102778789A (en) * | 2012-05-08 | 2012-11-14 | 友达光电股份有限公司 | Packaging structure for liquid crystal display panel |
CN102778789B (en) * | 2012-05-08 | 2015-03-11 | 友达光电股份有限公司 | Packaging structure for liquid crystal display panel |
CN103995399B (en) * | 2013-12-20 | 2017-03-22 | 友达光电股份有限公司 | Thinned display panel and manufacturing method thereof |
US9645428B2 (en) | 2013-12-20 | 2017-05-09 | Au Optronics Corporation | Display panel with protective adhesive portion and manufacturing method thereof |
CN103995399A (en) * | 2013-12-20 | 2014-08-20 | 友达光电股份有限公司 | Thinned display panel and manufacturing method thereof |
WO2018188314A1 (en) * | 2017-04-14 | 2018-10-18 | 京东方科技集团股份有限公司 | Thinning method for substrate and thinning method for display panel |
US11247449B2 (en) | 2017-04-14 | 2022-02-15 | Boe Technology Group Co., Ltd. | Methods of thinning substrate and thinning display panel |
CN113075810A (en) * | 2021-03-24 | 2021-07-06 | 重庆惠科金渝光电科技有限公司 | Display panel and display terminal |
CN113075810B (en) * | 2021-03-24 | 2022-12-23 | 重庆惠科金渝光电科技有限公司 | Display panel and display terminal |
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