CN105353543B - The production method of curved face display panel and thermmohardening device - Google Patents
The production method of curved face display panel and thermmohardening device Download PDFInfo
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- CN105353543B CN105353543B CN201510875780.9A CN201510875780A CN105353543B CN 105353543 B CN105353543 B CN 105353543B CN 201510875780 A CN201510875780 A CN 201510875780A CN 105353543 B CN105353543 B CN 105353543B
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- thermmohardening
- substrates
- display panel
- carrying platform
- stove
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
Abstract
The present invention provides a kind of production method and thermmohardening device of curved face display panel,Pass through the setting carrying platform (22) in thermmohardening stove (21),The setting oil circuit (23) in the carrying platform (22),Several oil circuit (23) internal circulation flows for making the conduction oil (24) in the carrying platform (22) while thermmohardening processing are carried out to the sealant (13) of two-d display panel (1) using thermmohardening stove (21) heating,Cool down to the CF substrates (12) of two-d display panel (1),The temperature of CF substrates (12) is maintained to be less than tft array substrate (11),Make to generate temperature difference between tft array substrate (11) and CF substrates (12),So that outside stress is generated in the CF substrates (12),The interior stress under compression that CF substrates are generated due to bending can be offset in this way after being bent to two-d display panel,Avoid the problem that after planar display surface plate benging due to the interior stress under compression of CF substrates and caused by bubble and brightness disproportionation.
Description
Technical field
The present invention relates to display technology fields more particularly to the production method and thermmohardening of a kind of curved face display panel to fill
It puts.
Background technology
Liquid crystal display device (LCD, Liquid Crystal Display) has that fuselage is thin, power saving, radiationless etc. numerous
Advantage is widely used.Such as：LCD TV, mobile phone, personal digital assistant (PDA), digital camera, computer
Panel curtain or notebook computer panel curtain etc..
In recent years, with the development of LCD technology, all big enterprises are proposed the curved surfaces liquid crystal such as curved surface TV successively
Display device, generally speaking, curved surface liquid crystal display device panel curtain center can provide best viewing effect to edge, and general
Presentation ability of the logical liquid crystal display device in terms of panel curtain edge is relatively less preferable always.Curved surface liquid crystal display device is whole
The arc-shaped design of piece panel curtain, it is possible to provide broad full-view image effect, whether panel curtain center or edge surrounding,
Same visual enjoyment can be brought, and the distortion factor of off-axis viewing is also reduced when closely watching.In addition, curved surface
Liquid crystal display device can allow the ornamental distance of user to be elongated, and reach preferably ornamental experience.Therefore, compared to common liquid crystal
Showing device, curved surface liquid crystal display device have very big advantage：1st, the differentiation of brand；2nd, broader visible angle；3rd, subtract
Few distortion factor closely watched.
Curved face display panel is the core component of curved surface liquid crystal display device.The making side of current curved face display panel
Method is usually：First by the color membrane substrates to complete (Color Filter, CF) and thin-film transistor array base-plate (Thin
Film Transistor Array Substrate, TFT Array Substrate) it is bonded in a flat state, it is flat to form one
Face display panel, then apply external force to the two-d display panel, make to bend in the display panel of flat state originally, and according to
Design size and ornamental distance according to display panel determine the degree of bending (radius of curvature).
As shown in Figure 1, if display panel does not have stress in bending process, then CF substrates 100 and tft array substrate
200 bending is all than more uniform；But actual conditions are as shown in Fig. 2, CF substrates 100 pass through sealant with tft array substrate 200
300 are pasted and are sealed, so after display panel bending, there are a very big interior stress under compression, bending unevenness for CF substrates 100
It is even, the problem of this can cause bubble (Bubble) and brightness disproportionation (Mura).
Invention content
The purpose of the present invention is to provide a kind of production methods of curved face display panel, can effectively avoid two-d display panel
After bending due to the interior stress under compression of CF substrates and caused by bubble and the problem of brightness disproportionation.
The present invention also aims to provide a kind of thermmohardening device, for carrying out heat to the sealant of two-d display panel
Cure process, at the same can effectively avoid after planar display surface plate benging due to the interior stress under compression of CF substrates and caused by bubble and bright
The problem of degree is uneven.
To achieve the above object, the present invention provides a kind of production method of curved face display panel, includes the following steps：
Step 1 provides tft array substrate and CF substrates, and fabric width frame is applied in the outer perimeter of tft array substrate or CF substrates
Glue by tft array substrate and CF substrates to group, obtains two-d display panel；
Step 2 provides thermmohardening device, and the thermmohardening device includes thermmohardening stove and in the thermmohardening stove
Carrying platform；
Several oil circuits are equipped in the carrying platform；There is conduction oil in the oil circuit；
The two-d display panel is positioned on the carrying platform of the thermmohardening device by step 3, and CF substrates contact
Carrying platform；
Using thermmohardening stove heat, thermmohardening processing is carried out to the sealant；
Make several oil circuit internal circulation flows of the conduction oil in the carrying platform simultaneously, the CF substrates are dropped
Temperature maintains the temperature of CF substrates to make to generate temperature difference between tft array substrate and CF substrates, so as to make less than tft array substrate
It obtains in the CF substrates and generates outside stress, inside stress is generated in the tft array substrate；
Step 4 takes out two-d display panel out of thermmohardening stove, applies external force to two-d display panel, shows plane
Curved face display panel is made towards CF substrate curvings in panel.
In the step 3, the temperature in the thermmohardening stove is 120 DEG C；The temperature of the carrying platform is 50~100
℃。
Preferential, in the step 3, the temperature of the carrying platform is 70 DEG C, the tft array substrate and CF substrates it
Between temperature difference be 50 DEG C.
The conduction oil is cooled down during circulating by cooling water.
The present invention also provides a kind of thermmohardening device, the carrying including thermmohardening stove and in the thermmohardening stove is put down
Platform；Several oil circuits are equipped in the carrying platform；There is conduction oil in the oil circuit；
The carrying platform contacts for load plane display panel and with the CF substrates of two-d display panel；The heat is hard
Change stove for heating, thermmohardening processing is carried out to the sealant in two-d display panel；It is described to lead in thermmohardening processing procedure
Several oil circuit internal circulation flows of deep fat in the carrying platform cool down to the CF substrates, and the temperature for maintaining CF substrates is low
In tft array substrate, make to generate temperature difference between tft array substrate and CF substrates.
Temperature in the thermmohardening stove is 120 DEG C, and the temperature of the carrying platform is 50~100 DEG C.
Preferably, the temperature of the carrying platform is 70 DEG C.
The conduction oil is cooled down during circulating by cooling water.
Beneficial effects of the present invention：A kind of production method of curved face display panel provided by the invention and thermmohardening device,
By setting carrying platform in thermmohardening stove, oil circuit is set in the carrying platform, is using thermmohardening stove heat to flat
The sealant of face display panel carries out making several oil circuits of the conduction oil in the carrying platform while thermmohardening processing
Internal circulation flow cools down to the CF substrates of two-d display panel, and the temperature of CF substrates is maintained to make TFT times less than tft array substrate
Temperature difference is generated between row substrate and CF substrates, so that outside stress is generated in the CF substrates, in this way to plane
Display panel can offset the interior stress under compression that CF substrates are generated due to bending after being bent, effectively avoid two-d display panel
After bending due to the interior stress under compression of CF substrates and caused by bubble and the problem of brightness disproportionation.
Description of the drawings
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with the detailed of the present invention
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is the schematic diagram of two-d display panel perfect condition after bending；
Fig. 2 is the schematic diagram of two-d display panel virtual condition after bending；
Fig. 3 is the flow chart of the production method of the curved face display panel of the present invention；
Fig. 4 is the schematic diagram of the step 1 of the production method of the curved face display panel of the present invention；
Fig. 5 is the schematic diagram of the step 2 of the production method of the curved face display panel of the present invention and the thermmohardening dress of the present invention
The structure diagram put；
Fig. 6 is the schematic diagram of the step 3 of the production method of the curved face display panel of the present invention；
Fig. 7 is the schematic diagram of the step 4 of the production method of the curved face display panel of the present invention.
Specific embodiment
The technological means and its effect taken further to illustrate the present invention, below in conjunction with the preferred implementation of the present invention
Example and its attached drawing are described in detail.
Referring to Fig. 3, with reference to Fig. 4 to Fig. 7, present invention firstly provides a kind of production method of curved face display panel, including
Following steps：
Step 1, as shown in figure 4, tft array substrate 11 and CF substrates 12 are provided, in tft array substrate 11 or CF substrates 12
Outer perimeter coating sealant 13, by tft array substrate 11 and CF substrates 12 to group, obtain two-d display panel 1.
Step 2, as shown in figure 5, providing thermmohardening device, the thermmohardening device includes thermmohardening stove 21 and set on institute
State the carrying platform 22 in thermmohardening stove 21.
Several oil circuits 23 are equipped in the carrying platform 22, have conduction oil 24 in the oil circuit 23.
Step 3, as shown in fig. 6, the two-d display panel 1 to be positioned over to the carrying platform 22 of the thermmohardening device
On, and CF substrates 12 contact carrying platform 22；
It is heated using thermmohardening stove 21, thermmohardening processing is carried out to the sealant 13；
Make several 23 internal circulation flows of oil circuit of the conduction oil 24 in the carrying platform 22 simultaneously, to the CF bases
Plate 12 cools down, and the temperature of CF substrates 12 is maintained to make to produce between tft array substrate 11 and CF substrates 12 less than tft array substrate 11
Raw temperature difference so that generating outside stress in the CF substrates 12, generates inside answer in the tft array substrate 11
Power.
Specifically, in the step 3, the temperature that the thermmohardening stove 21 is heated in it is 120 DEG C, the tft array base
For plate 11 in the environment of thermmohardening stove 21, temperature is also 120 DEG C；The carrying platform 22 together with the CF substrates 12 being in contact with it,
Due to being cooled down by conduction oil 24, temperature is 50~100 DEG C.Preferably, the carrying platform 22 is together with the CF bases being in contact with it
The temperature of plate 12 is 70 DEG C, so as to which the temperature difference between the tft array substrate 11 and CF substrates 12 is 50 DEG C.
Further, heat exchanger is equipped with outside the thermmohardening device, the heat exchanger has cooling water pipe, described
Conduction oil 24 is cooled down during circulating by cooling water.
Step 4, as shown in fig. 7, taking out two-d display panel 1 out of thermmohardening stove 21, two-d display panel 1 is applied outer
Power makes two-d display panel 1 that curved face display panel 1 ' be made towards 12 curving of CF substrates.
In the step 4, although CF substrates 12 are inevitably generated interior stress under compression due to bending, due to above-mentioned step
Rapid 3 to produce outside stress in the CF substrates 12, in this way after being bent to two-d display panel 1, CF
Not only interior stress under compression had been deposited in substrate 1, but also there are outside stress, two kinds of stress offset, and can effectively avoid two-d display panel
After bending due to the interior stress under compression of CF substrates and caused by bubble and the problem of brightness disproportionation.
Referring to Fig. 5, with reference to Fig. 6, the present invention also provides a kind of thermmohardening device, including thermmohardening stove 21 and set on institute
State the carrying platform 22 in thermmohardening stove 21；Several oil circuits 23 are equipped in the carrying platform 22；There is heat conduction in the oil circuit 23
Oil 24.
The carrying platform 22 contacts for load plane display panel 1 and with the CF substrates 12 of two-d display panel 1；Institute
Thermmohardening stove 21 is stated for heating, thermmohardening processing is carried out to the sealant 13 in two-d display panel 1；It is processed in thermmohardening
Cheng Zhong, several 23 internal circulation flows of oil circuit of the conduction oil 24 in the carrying platform 22, cools down to the CF substrates 12,
The temperature of CF substrates 12 is maintained to be less than tft array substrate 11, makes to generate temperature difference between tft array substrate 11 and CF substrates 12,
So that generating outside stress in the CF substrates 12, inside stress is generated in the tft array substrate 11.
Specifically, the temperature that the thermmohardening stove 21 is heated in it is 120 DEG C, and the tft array substrate 11 is hot hard
In the environment for changing stove 21, temperature is also 120 DEG C；The carrying platform 22 is together with the CF substrates 12 being in contact with it, due to by leading
Deep fat 24 cools down, and temperature is 50~100 DEG C.Preferably, the carrying platform 22 is together with the temperature of CF substrates 12 being in contact with it
It it is 70 DEG C, so as to which the temperature difference between the tft array substrate 11 and CF substrates 12 is 50 DEG C.
Further, heat exchanger is equipped with outside the thermmohardening device, the heat exchanger has cooling water pipe, described
Conduction oil 24 is cooled down during circulating by cooling water.
Thermmohardening processing is carried out to the sealant 13 in two-d display panel 1 using the thermmohardening device of the invention described above
Meanwhile, it is capable to so that temperature difference is generated between tft array substrate 11 and CF substrates 12, so that being generated in the CF substrates 12
Outside stress generates inside stress in the tft array substrate 11.So, subsequently two-d display panel 1 is applied outer
Power, when making two-d display panel 1 towards CF 12 curvings of substrate, although CF substrates 12 are inevitably generated due to bending
Interior stress under compression, but since the thermmohardening device to produce outside stress in CF substrates 12, both deposited in CF substrates 1 interior
Stress under compression, and there are outside stress, two kinds of stress offset can be avoided effectively after planar display surface plate benging due to CF bases
The interior stress under compression of plate and caused by bubble and the problem of brightness disproportionation.
In conclusion the production method of curved face display panel of the present invention and thermmohardening device, by thermmohardening stove
Carrying platform is set, oil circuit is set in the carrying platform, is using envelope frame of the thermmohardening stove heat to two-d display panel
Glue carries out making several oil circuit internal circulation flows of the conduction oil in the carrying platform while thermmohardening processing, to plane
The CF substrates cooling of display panel, maintains the temperature of CF substrates less than tft array substrate, make tft array substrate and CF substrates it
Between generate temperature difference so that generating outside stress in the CF substrates, be bent in this way to two-d display panel
The interior stress under compression that CF substrates are generated due to bending can be offset afterwards, effectively avoided after planar display surface plate benging due to CF substrates
Interior stress under compression and caused by bubble and the problem of brightness disproportionation.
The above, for those of ordinary skill in the art, can according to the technique and scheme of the present invention and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the appended right of the present invention
It is required that protection domain.
Claims (8)
1. a kind of production method of curved face display panel, includes the following steps：
Step 1 provides tft array substrate (11) and CF substrates (12), in the outer rim of tft array substrate (11) or CF substrates (12)
Periphery coating sealant (13) by tft array substrate (11) and CF substrates (12) to group, obtains two-d display panel (1)；
It is characterized in that, it further includes：
Step 2 provides thermmohardening device, and the thermmohardening device includes thermmohardening stove (21) and set on the thermmohardening stove
(21) carrying platform (22) in；
Several oil circuits (23) are equipped in the carrying platform (22)；There is conduction oil (24) in the oil circuit (23)；
The two-d display panel (1) is positioned on the carrying platform (22) of the thermmohardening device, and CF substrates by step 3
(12) contact carrying platform (22)；
It is heated using thermmohardening stove (21), thermmohardening processing is carried out to the sealant (13)；
Make several oil circuit (23) internal circulation flows of the conduction oil (24) in the carrying platform (22) simultaneously, to the CF
Substrate (12) cools down, and the temperature of CF substrates (12) is maintained to make tft array substrate (11) and CF bases less than tft array substrate (11)
Plate generates temperature difference between (12), so that generating outside stress, the tft array substrate in the CF substrates (12)
(11) inside stress is generated in；
Step 4 takes out two-d display panel (1) out of thermmohardening stove (21), applies external force to two-d display panel (1), makes to put down
Curved face display panel (1 ') is made towards CF substrates (12) curving in face display panel (1).
2. the production method of curved face display panel as described in claim 1, which is characterized in that in the step 3, the heat is hard
It is 120 DEG C to change the temperature in stove (21)；The temperature of the carrying platform (22) is 50~100 DEG C.
3. the production method of curved face display panel as claimed in claim 2, which is characterized in that in the step 3, the carrying
The temperature of platform (22) is 70 DEG C, and the temperature difference between the tft array substrate (11) and CF substrates (12) is 50 DEG C.
4. the production method of curved face display panel as described in claim 1, which is characterized in that the conduction oil (24) is recycling
It is cooled down in flow process by cooling water.
A kind of 5. thermmohardening device, which is characterized in that holding including thermmohardening stove (21) and in the thermmohardening stove (21)
Carrying platform (22)；Several oil circuits (23) are equipped in the carrying platform (22)；There is conduction oil (24) in the oil circuit (23)；
The carrying platform (22) connects for load plane display panel (1) and with the CF substrates (12) of two-d display panel (1)
It touches；The thermmohardening stove (21) carries out thermmohardening processing for heating, to the sealant (13) in two-d display panel (1)；
In thermmohardening processing procedure, several oil circuit (23) internal circulation flows of the conduction oil (24) in the carrying platform (22),
Cool down to the CF substrates (12), the temperature of CF substrates (12) is maintained to make tft array substrate less than tft array substrate (11)
(11) temperature difference is generated between CF substrates (12).
6. thermmohardening device as claimed in claim 5, which is characterized in that in thermmohardening processing procedure, the thermmohardening stove
(21) temperature in is 120 DEG C, and the temperature of the carrying platform (22) is 50~100 DEG C.
7. thermmohardening device as claimed in claim 6, which is characterized in that in thermmohardening processing procedure, the carrying platform
(22) temperature is 70 DEG C.
8. thermmohardening device as claimed in claim 5, which is characterized in that the conduction oil (24) is logical during circulating
Supercooled water is cooled down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510875780.9A CN105353543B (en) | 2015-12-01 | 2015-12-01 | The production method of curved face display panel and thermmohardening device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510875780.9A CN105353543B (en) | 2015-12-01 | 2015-12-01 | The production method of curved face display panel and thermmohardening device |
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| CN105353543A CN105353543A (en) | 2016-02-24 |
| CN105353543B true CN105353543B (en) | 2018-07-10 |
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| CN201510875780.9A Active CN105353543B (en) | 2015-12-01 | 2015-12-01 | The production method of curved face display panel and thermmohardening device |
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| CN109459874B (en) * | 2018-11-14 | 2021-09-17 | 蚌埠高华电子股份有限公司 | ITO glass empty box frame glue curing mechanism device |
| CN110082965A (en) * | 2019-04-08 | 2019-08-02 | 深圳市华星光电半导体显示技术有限公司 | Frame glue curing system |
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|---|---|---|---|---|
| CN1187174A (en) * | 1995-06-07 | 1998-07-08 | 英国皮尔金顿有限公司 | Apparatus and method for bending glass sheets |
| KR20070009759A (en) * | 2005-07-14 | 2007-01-19 | 삼성전자주식회사 | Method for manufacturing substrate for display device |
| JP2009092884A (en) * | 2007-10-05 | 2009-04-30 | Sharp Corp | Liquid crystal display and its manufacturing method |
| CN103984155A (en) * | 2014-04-30 | 2014-08-13 | 京东方科技集团股份有限公司 | Curved-surface displaying device and manufacturing method thereof |
-
2015
- 2015-12-01 CN CN201510875780.9A patent/CN105353543B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1187174A (en) * | 1995-06-07 | 1998-07-08 | 英国皮尔金顿有限公司 | Apparatus and method for bending glass sheets |
| KR20070009759A (en) * | 2005-07-14 | 2007-01-19 | 삼성전자주식회사 | Method for manufacturing substrate for display device |
| JP2009092884A (en) * | 2007-10-05 | 2009-04-30 | Sharp Corp | Liquid crystal display and its manufacturing method |
| CN103984155A (en) * | 2014-04-30 | 2014-08-13 | 京东方科技集团股份有限公司 | Curved-surface displaying device and manufacturing method thereof |
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| CN105353543A (en) | 2016-02-24 |
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