CN1155041C - Method and apparatus for manufacturing partition wall of plasma display device - Google Patents
Method and apparatus for manufacturing partition wall of plasma display device Download PDFInfo
- Publication number
- CN1155041C CN1155041C CNB981095194A CN98109519A CN1155041C CN 1155041 C CN1155041 C CN 1155041C CN B981095194 A CNB981095194 A CN B981095194A CN 98109519 A CN98109519 A CN 98109519A CN 1155041 C CN1155041 C CN 1155041C
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- CN
- China
- Prior art keywords
- next door
- substrate
- matrix
- groove
- forms
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/241—Manufacture or joining of vessels, leading-in conductors or bases the vessel being for a flat panel display
- H01J9/242—Spacers between faceplate and backplate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/241—Manufacture or joining of vessels, leading-in conductors or bases the vessel being for a flat panel display
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2211/00—Plasma display panels with alternate current induction of the discharge, e.g. AC-PDPs
- H01J2211/20—Constructional details
- H01J2211/34—Vessels, containers or parts thereof, e.g. substrates
- H01J2211/36—Spacers, barriers, ribs, partitions or the like
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Gas-Filled Discharge Tubes (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Abstract
A method for manufacturing a partition wall of a plasma display device includes (a) providing a substrate and a block in which partition wall forming grooves having the same pattern as that of partition walls are formed; (b) positioning the substrate on the block; (c) pressing the substrate against the block such that part of the substrate is inserted into the partition wall forming grooves to form the partition walls; and (d) separating the substrate from the block.
Description
Technical field
The present invention relates to be constructed for the method and apparatus in the next door of partitioning plasma display discharge space.
Background technology
Plasma scope makes specific gas discharge and excitation fluorescent material form image.That is, by spatially mutually near and be filled with and apply predetermined voltage between two electrodes of described gas and realize discharge.Come composing images by the ultraviolet ray excited fluorescence coating that forms by predetermined pattern that produces by described gas.
Plasma scope contains the next door to form discharge space between last substrate and subtegulum.In addition, according to the kind of plasma scope, in discharge space, form the electrode of a pair of main discharge or auxiliary discharge at least.Described next door normally is formed on the upper surface of subtegulum.Make the method in next door according to traditional printing process below with reference to Fig. 1 explanation.
As shown in Figure 1, form electrode layer 12, and form dielectric layer 13 as insulating barrier at described upper surface with predetermined pattern at the upper surface of substrate 11.By place at the upper surface of dielectric layer 13 with the next door have identical patterns screen 14, print the next door material repeatedly and described material dried and solidified according to the thickness of 10 to 15 μ m, form next door 15.
In said method since by print repeatedly, oven dry and solidification process constitute the next door, so the distortion of partition pattern will inevitably occur.Especially repeatedly alignment substrate and screen repeatedly print the next door.In this process, may reduce the precision of making the next door owing to misalignment.
Another makes the conventional method in next door shown in Fig. 2 A to Fig. 2 C on subtegulum.Shown in Fig. 2 A, form next door layer 24 with predetermined thickness corresponding with the next door height at the upper surface of the substrate 23 that sequentially forms electrode layer 21 with predetermined pattern and dielectric layer 22.Shown in Fig. 2 B, utilize the photoresist method to form abrasionproof mask 25 on the next door layer 24.Anyly can be used as abrasionproof mask 25 by high-speed grains of sand lost material with its collision.
Then, shown in Fig. 2 C, the grains of sand are at full speed impacted the upper surface of next door layer 24 with air or water, grind off the part that does not form abrasionproof mask 25, thereby form discharge space therein.
At this moment, the part that is not worn away in the next door layer 24 becomes next door 26.Yet in this way, the process that forms abrasionproof mask 25 is very complicated.Simultaneously, because the material in next door with tiny Powdered falling down, so operational environment has pollution, and needs extra flushing to handle to remove attached to the grains of sand on the material of next door.Simultaneously, use said method, it is very time-consuming to form the next door.
Summary of the invention
The purpose of this invention is to provide a kind of method and apparatus of making the next door of plasma scope, make in this way, just can form a large amount of next doors by simple processing and device.
To achieve these goals, the method for manufacturing partition wall of plasma display device provided by the present invention may further comprise the steps:
(a) provide a matrix, the next door that is formed with the pattern identical with the next door in this matrix forms groove;
(b) provide a substrate, on this substrate, form and be used for coating that substrate is separated with described matrix easily;
(c) substrate is positioned on the matrix;
(d) substrate is pressed on the matrix, makes the part of substrate embed in the next door formation groove, thereby form the next door;
(e) substrate is separated with matrix.
According to another aspect of the present invention, the method for manufacturing partition wall of plasma display device provided by the present invention may further comprise the steps:
(a) provide a matrix, the next door that is formed with the pattern identical with the next door in this matrix forms groove;
(b) provide a substrate, this substrate has and is used for coating that the next door cambium layer is separated with matrix easily on next door cambium layer and the next door cambium layer;
(c) substrate is positioned on the described matrix, makes the next door cambium layer contact with described matrix;
(d) substrate is pressed on the matrix, makes the cambial part in next door embed the next door and form in the groove, thereby form the next door;
(e) substrate is separated from described matrix;
(f) described next door cambium layer is solidified.
According to another aspect of the present invention, the device that is used for making the next door of substrate in the plasma scope is provided, described device comprises:
Matrix forms to have with the next door of the identical pattern in next door on described matrix and forms groove, and is connected to the connecting path that the next door forms groove;
Be connected to described connecting path, be used for applying the pump unit of predetermined pressure;
Be installed on the described matrix, be used for substrate is pressed in forcing press on the described matrix.
By with reference to the accompanying drawings most preferred embodiment of the present invention being described in detail, above-mentioned purpose of the present invention and advantage will be more apparent:
Description of drawings
Fig. 1 is the profile that the conventional method in next door is made in explanation;
Fig. 2 A to Fig. 2 C is the profile that another example of the conventional method of making the next door is described;
Fig. 3 A to Fig. 3 G explanation is according to the method for manufacturing plasma scope of the present invention;
Fig. 4 is the device of plasma scope is made in explanation according to a most preferred embodiment of the present invention profile;
Fig. 5 is the profile of explanation according to the device in the next door of an alternative embodiment of the invention manufacturing plasma scope.
Embodiment
As shown in Figure 3A,, on substrate 100, form address electrode 111, above the next door material is plated in then, form next door layer 112 with predetermined altitude with predetermined pattern according to the next door manufacture method of most preferred embodiment of the present invention.Can utilize thick film screen printing method or roll coating process or spin-coating method to form next door layer 112 here.In addition, shown in Fig. 3 B, form on the next door layer 12 be used for making next door layer 112 easily with the coating 113 that in following steps, the matrix that forms is separated.Described coating preferably utilizes glass cement (glass paste) to form.Shown in Fig. 3 C, form like that and have the matrix 120 that forms groove with the next door of the identical pattern in needed next door.Preferably form the next door like this and form groove 121, make it have the height that equates with needed next door.
Shown in Fig. 3 D, the next door that non-emission layers of absorbent material 122 is formed on the matrix 120 forms in the groove 121.Described non-emission layers of absorbent material 122 usefulness and coating identical materials are made.The pigment of black mixes mutually with non-emission absorbing material.
Shown in Fig. 3 E, next door layer 112 is positioned at above the matrix 120, and is heated softening.After next door layer 112 is softening fully,, make the part of described next door layer 112 embed next door formation groove by apply the power " F " shown in Fig. 3 F at substrate 100 upper surfaces.At this moment, preferably by on the matrix with the next door form hole (not showing among the figure) next door that groove 121 is connected form apply vacuum pressure on the groove 121, with in layer 112 embedded groove 121 of promotion next door.
Then, shown in Fig. 3 G, substrate 100 is separated from matrix 120 with next door layer 112, form next door 130.Next door forms the non-emission layers of absorbent material 122 that forms on the groove 121 and is positioned on the next door 130.Because coating 113 is formed on the substrate, so matrix is easy to separate with substrate 100.Yet preferably next door forms in the groove 121 and applies predetermined air pressure, to help next door layer 112 separately.Because non-emission layers of absorbent material is by constituting with the coating identical materials, so when matrix separated with substrate, layers of absorbent material can not separated with coating.
In the present invention, also comprise solidification process according to the material of next door layer 112.For example, next door layer 112 is that next door layer 112 is by the plasticity cured under the situation about being made of the pottery and the thermoplastic mixture of organic material.
Fig. 4 shows the device of making the next door of plasma scope according to another aspect of the present invention.As shown in Figure 4, the device of making the next door of plasma scope comprises matrix 30, and the latter has the next door that is vertically formed therein with the pattern identical with the next door and forms groove.Form the connecting path 32 that leads to next door formation groove 31 in the bottom of matrix 30 inside.The arrangement that the next door that forms on matrix 30 forms groove 31 is not limited to the foregoing description, and it can change according to the pattern in the next door that will make.The next door form groove 31 be form like this, make it have the degree of depth of the height that is equal to or greater than needed next door.Though do not show in the drawings, can form the dividing plate that has the tiny through hole that links to each other with connecting path in the next door formation groove.In addition, matrix 30 is preferably made by the material with coefficient of thermal expansion identical with the material of substrate 100, so that thermal expansion that can compensates for substrate 100.
Preferably form coated ceramic or polytetrafluoroethylene plated film on the inner surface of groove 31 at the upper surface of matrix 30 and next door, the feasible like this next door of making can be separated with substrate 100 at an easy rate.
Apply vacuum or high pressure for next door forms on the groove 31, connecting path 32 is connected with pump unit 40.Pump unit 40 comprises vacuum pump 41 and high-pressure pump 42, is used for providing vacuum and high pressure by tube connector 43 to connecting path 32 respectively.First and second valves 44 and 45 are used in vacuum pump and high-pressure pump 41 and 42, and connect between the connecting path 32 or disconnect.
Being used for the softening heater 50 that is arranged on the substrate 100 on matrix 30 tops is installed on the matrix 30.Heater 50 comprises the heater 51 that is embedded in the matrix 30.In addition, heater 50 can comprise and be used for the stove (not shown) of heated substrate 100 and matrix 30, perhaps is used for providing to substrate 100 and matrix 30 forced draft fan of hot-air.
In addition, be used for substrate 100 is pressed in forcing press 60 on the matrix 30 having installed on the matrix 30.Forcing press 60 comprises that the bottom surface is the pressing plate 61 on plane and is fixed on the actuator 62 that is used on the framework 63 with respect to matrix 30 liftings and reduction pressing plate 61.General air or the hydraulic cylinder of using is used as actuator 62.
The device of partition wall of plasma display device constructed in accordance also comprises and is used for alignment device 70 that substrate 100 is aimed at matrix 30.Under address electrode 111 (see figure 3)s are formed on situation on the substrate 100,, make the part of calculated address electrode 111 form between the groove 31 in next door on the matrix 30 by alignment device 70 alignment substrate 100.Alignment device 70 assembles substrate 100 by the electric capacity of measuring between address electrode 111 and the matrix 30.Alignment device 70 comprises and is connected to first on the address electrode 111 lead-in wire 71, is connected to the lead-in wire of second on the matrix 30 72 and is used for measuring the capacitance measuring instrument 73 of the electric capacity between address electrode 111 and the matrix 30.Though do not show that alignment device can comprise the alignment mark that is used for aiming at that is formed on substrate 100 and the matrix 30.
The embodiment that will describe below according to the invention described above utilizes described device to make the technical process in next door.
At first, substrate 100 is placed on the matrix 30, and at this moment, the next door that the material that forms non-emission layers of absorbent material can be injected on the matrix 30 forms in the groove 31.Assemble substrate 100 by alignment device 70, make the part of calculated address electrode 111 form between the groove 31 in the next door.Substrate 100 electric capacity between substrate 100 measured by capacitance measuring instrument 73 and matrix 30 is the place of maximum point, and in other words, the distance between address electrode 111 and the matrix 30 is minimum place.
After assembling substrate 100, use heater 50 heating matrixs 30 and substrate 100 to make substrate 100 softening.Substrate 100 can pass through other heater preheating before being mounted to matrix 30.In this case, can shorten the softening required time of substrate.
After substrate 100 was softened, vacuum pump 41 started under the situation of cutting out of 44 unlatchings of first valve and second valve, and next door forms and produces vacuum in the groove 31.Then, actuator's 62 work of forcing press 60 make 61 softening substrates 100 of pressing plate on molded sheet 30.So the part of substrate 100 or the next door layer that forms on substrate 100 are embedded in the next door and form in the groove 31, form the next door along with the distortion of the substrate 100 that is softened.
After the next door forms, close at first valve 44, when second valve 45 opens, drive high-pressure pump, form groove 31 to the next door high pressure is provided.So the next door of substrate 100 forms the groove 31 outstanding from the next door, make substrate 100 separate with matrix 30.Separated substrate 100 is cooled and solidifies.
In above-mentioned technical process, can form the degree of depth of groove 30 or the control of the pressure of pressing plate 60 suitably be controlled the height in next door by counter septum.
According to the next door manufacturing installation of another most preferred embodiment of the present invention as shown in Figure 5.With reference to figure 5, in order to form the next door on the next door layer 112 of the substrate 100 with address electrode 111, described device comprises having with the next door has the next door of identical pattern to form the matrix 80 of groove 81.When pressing to next door layer 112 under the situation that has formed non-emission layers of absorbent material on the described matrix 80 next doors formation groove 81, the part of next door layer 112 will be out of shape, and be embedded in the next door formation groove 81, so just on the position of non-emission layers of absorbent material, formed the next door.After next door is formed, substrate 100 will separate with matrix 80, and be cured.
Preferably form coated ceramic or polytetrafluoroethylene plated film on the inner surface of groove 31, make the next door that forms to separate with substrate 100 at an easy rate at the upper surface of matrix 30 and next door.In addition, the device of present embodiment can also comprise and is used for substrate is assembled to alignment device in the described mould (not showing among the figure).
The method and apparatus of partition wall of plasma display device constructed in accordance might be produced the height that the substrate with next door labyrinth is also optionally controlled described next door in batches.In addition, compare with printing process traditional, that pattern is printed repeatedly, its defect rate and manufacturing step will be reduced.
The present invention is not limited in the foregoing description, can carry out a lot of changes to it in the spirit and scope of the present invention for the professional and technical personnel.
Claims (16)
1. method of making partition wall of plasma display device is characterized in that may further comprise the steps:
(a) provide a matrix, the next door that is formed with the pattern identical with the next door in this matrix forms groove;
(b) provide a substrate, on this substrate, form next door layer and formation and be used for coating that substrate is separated with described matrix easily with the next door material;
(c) substrate is positioned on the matrix;
(d) substrate is pressed on the matrix, makes the part of next door layer embed in the next door formation groove, thereby form the next door; And
(e) substrate is separated with matrix.
2. according to the method for claim 1, it is characterized in that, also be included in step (a) and (b) between, next door on being formed at matrix forms the step that forms non-emission layers of absorbent material in the groove.
3 methods according to claim 1 is characterized in that, step (c) comprises that also the substrate on the heating matrix makes its softening step.
4. according to the method for claim 1, it is characterized in that step (d) also is included in the next door formation groove and produces vacuum, makes the part of next door layer can easily be embedded into the step in the next door formation groove.
5. according to the method for claim 1, it is characterized in that step (e) comprises that also forming groove to the next door applies high pressure, make substrate easily and the matrix separation steps.
6. according to the method for claim 1, it is characterized in that step (c) also comprises the step that substrate is aimed at respect to matrix.
7. according to the method for claim 1, it is characterized in that: described coating is formed by glass cement.
8. according to the method for claim 1, it is characterized in that also being included in step (e) and make described next door layer step of curing afterwards.
9. according to the method for claim 1, it is characterized in that described next door material is the thermoplastic mixture of pottery and organic material.
10. device that is used for making the next door of substrate in the plasma scope is characterized in that comprising:
Matrix, the next door that is formed with the pattern identical with the next door on described matrix forms groove, and is connected to the connecting path that the next door forms groove;
Be connected to described connecting path, be used for applying the pump unit of predetermined pressure;
Be installed on the described matrix, be used for substrate is pressed in forcing press on the described matrix.
11. the device according to claim 10 is characterized in that, also comprises being used for heating the substrate that is positioned on the described matrix, makes the softening heater of described substrate.
12. the device according to claim 10 is characterized in that, described forcing press comprises that the bottom surface is the pressing plate on plane and the actuator that promotes or reduce pressing plate with respect to matrix.
13. the device according to claim 10 is characterized in that, described pump unit comprises:
The connecting tube that links to each other with connecting path;
Vacuum pump that is connected with connecting tube and high-pressure pump;
Several are installed in the valve on the connecting tube, so that control is added to the pressure of connecting path from vacuum pump and high-pressure pump.
14. the device according to claim 10 is characterized in that, also comprises being used for assembling with respect to described matrix the alignment device of described substrate.
15. the device according to claim 14 is characterized in that, described alignment device comprises capacitance measuring instrument, is used for measuring the electric capacity that is formed between on-chip address electrode and the matrix, is maximum position so that described substrate is registered to electric capacity.
16. the device according to claim 10 is characterized in that, the material of described matrix has identical coefficient of thermal expansion with the material of substrate.
Applications Claiming Priority (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR19977/97 | 1997-05-22 | ||
| KR19977/1997 | 1997-05-22 | ||
| KR19976/97 | 1997-05-22 | ||
| KR1019970019978A KR100349903B1 (en) | 1997-05-22 | 1997-05-22 | Plasma display panel and fabricating method thereof |
| KR19978/1997 | 1997-05-22 | ||
| KR19978/97 | 1997-05-22 | ||
| KR1019970019977A KR19980084258A (en) | 1997-05-22 | 1997-05-22 | Method of manufacturing partition wall of plasma display device |
| KR1019970019976A KR100406785B1 (en) | 1997-05-22 | 1997-05-22 | Plasma display panel and manufacturing mehtod the same |
| KR19976/1997 | 1997-05-22 | ||
| KR32827/1997 | 1997-07-15 | ||
| KR1019970032827A KR100230440B1 (en) | 1997-07-15 | 1997-07-15 | Manufacturing method of barrier of plasma display panel |
| KR32827/97 | 1997-07-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1210355A CN1210355A (en) | 1999-03-10 |
| CN1155041C true CN1155041C (en) | 2004-06-23 |
Family
ID=27483202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB981095194A Expired - Fee Related CN1155041C (en) | 1997-05-22 | 1998-05-22 | Method and apparatus for manufacturing partition wall of plasma display device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2958298B2 (en) |
| CN (1) | CN1155041C (en) |
| FR (1) | FR2763741B1 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2792454B1 (en) * | 1999-04-15 | 2001-05-25 | Thomson Plasma | METHOD FOR MANUFACTURING A PLASMA PANEL |
| JP3699336B2 (en) * | 2000-06-08 | 2005-09-28 | スリーエム イノベイティブ プロパティズ カンパニー | Manufacturing method of rib for plasma display panel substrate |
| KR100749168B1 (en) | 2000-06-09 | 2007-08-14 | 그랜드디스플레이 주식회사 | Barrier rib manufacturing method of plasma display panel |
| KR100404892B1 (en) * | 2001-02-26 | 2003-11-10 | 주식회사 엘지화학 | Method for Manufacturing Barrier for Plasma Display Panel |
| CN100378895C (en) * | 2001-02-28 | 2008-04-02 | 友达光电股份有限公司 | Process for preparing asymmetric barrier wall structure of plasma display |
| JP3987701B2 (en) * | 2001-09-27 | 2007-10-10 | 三菱マテリアル株式会社 | Blade for forming rib-like material and method for manufacturing the blade |
| KR100433224B1 (en) * | 2001-12-27 | 2004-05-27 | 엘지전자 주식회사 | Method of Fabricating Rib of Plasma Display Panel |
| KR100452742B1 (en) * | 2002-04-04 | 2004-10-12 | 엘지전자 주식회사 | Method of manufacturing barrier ribs for PDP by etching of thick film using water-based solution and compositions therefor |
| KR100911289B1 (en) * | 2002-09-19 | 2009-08-11 | 오리온피디피주식회사 | Method for fabricating a barrier for a plasma display panel |
| CN107068861B (en) * | 2016-07-15 | 2019-08-09 | 广东聚华印刷显示技术有限公司 | Electroluminescent device and its preparation method and application |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3591910B2 (en) * | 1995-03-30 | 2004-11-24 | 大日本印刷株式会社 | Manufacturing method of cell barrier for plasma display panel |
| DE69826359T2 (en) * | 1997-04-30 | 2005-09-29 | Kyocera Corp. | Manufacturing process of a substrate for a plasma display unit |
-
1998
- 1998-04-24 JP JP11471398A patent/JP2958298B2/en not_active Expired - Fee Related
- 1998-05-20 FR FR9806410A patent/FR2763741B1/en not_active Expired - Fee Related
- 1998-05-22 CN CNB981095194A patent/CN1155041C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10334794A (en) | 1998-12-18 |
| FR2763741A1 (en) | 1998-11-27 |
| JP2958298B2 (en) | 1999-10-06 |
| CN1210355A (en) | 1999-03-10 |
| FR2763741B1 (en) | 2000-01-28 |
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Granted publication date: 20040623 Termination date: 20100522 |