JP2003100207A - Formation method of rib wall of plasma display panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a formation method of plasma display panel capable of depressing motions of a resin portion in a painted film, which has been laminated before sand blast treatment, and capable of preventing side edge formation due to blast treatment. SOLUTION: The method is to form barrier ribs for plasma display panel dividing discharging space. The method utilizes at least 2 kinds of coating compositions for upper coating composition to form barrier ribs. These paints are coated successively to form a coated lamination, and a specific master pattern is used to carry out blast treatment to form the barrier ribs. The viscosity of the upper composition is at least 450 poises at 22 deg. and at the shear rate of 10 (1/sec).

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method using a gas discharge.
Plasma display, a self-luminous flat display panel
The present invention relates to a method for forming a partition for a display panel. [0002] 2. Description of the Related Art Plasma displays as gas discharge panels
Ray panel (PDP) is mounted on two opposing glass substrates
Providing a pair of regularly arranged electrodes, between them
Structure in which rare gas mainly composed of Ne, He, Xe, etc. is sealed
It has become. And apply voltage between these electrodes
To generate a discharge in a small cell around the electrode.
Thus, display is performed by causing each cell to emit light.
To display information, select regularly arranged cells
To discharge light. This PDP has electrodes in the discharge space
Exposed DC type (DC type) and covered with insulating layer
There are two types of AC type (AC type), both of which have display function
And refresh drive method depending on the driving method
Type and memory drive type. [0003] DC-type PDPs and AC-type PDPs
In each cell, two glass substrates are held opposite each other by partition walls
It has been formed. Such partition walls are used for display discharge space.
In order to obtain high-luminance light emission by making the interval as large as possible,
Cut vertically to the glass substrate, and
It is required to have a sufficient height. Especially high definition PD
In P, for example, the width is 30 to 5 for a height of 100 μm.
A partition having a high aspect ratio of 0 μm is required.
You. Conventionally, partition walls in PDPs are made of glass.
Frit, amorphous alumina, zircon, zirconia, etc.
A composition consisting of aggregates and colorants of
Chilled cellulose, acrylic resin
An organic vehicle dissolved in a solvent such as tyl carbitol
Screen printing of paste kneaded by three rolls etc.
Printing in a pattern and drying until the desired height
Repeated firing method, screen printing,
Solid film after coating and drying by lade coat, die coat, etc.
After forming, has sandblast resistance on solid film
Form a mask in a pattern and perform sandblasting
It is formed by a method such as baking after removing the mask
ing. [0005] In this way, the back plate (one glass base)
Phosphor is filled between the partition walls formed on the
After finishing, overlap with the front plate (the other glass substrate)
And sealed. [0006] By the way, the latter Sun
In the case of forming the partition wall using the blast method, usually,
Trees in coatings that have been pre-laminated before sandblasting
Movement of the fat component occurs, and the amount of resin increases toward the lower layer.
It is larger than the amount of resin in the upper layer. As a result, the amount of resin is large.
Blast rate becomes slow near the interface of the layer
Side edges enter the side of the wall, and the strength of the bulkhead is not stable
Inconvenience occurs. In other words, cut straight
It is extremely difficult to obtain a flat plate-like projection shape
Inconvenience occurs. Under such circumstances, the present invention was invented.
The purpose is to
The movement of the resin in the coating film
It is possible to prevent the occurrence of side edges due to last processing
Method for forming plasma display panel partition walls
To provide. [0008] [Means for Solving the Problems] To solve such problems.
Therefore, the present invention provides a plasma
A method for forming a partition for a display panel, the method comprising:
The method includes at least an upper layer coating composition for forming a partition.
Also prepare two or more coating compositions and apply them sequentially
To form a coating laminate, and then a predetermined mask pattern
Is formed by blasting using
The viscosity of the upper layer coating composition is 22 ° C.
10 (1 / sec), it seems to be 450 poise or more
Is configured. [0009] Embodiments of the present invention will be described below.
This will be described in detail. [0010] The feature of the present invention is the plasma display.
This is the method of forming the partition for the spray panel.
Before explaining, the whole plasma display panel
The configuration will be briefly described. FIG. 1 is a perspective view showing an example of the configuration of an AC type PDP.
FIG. In this figure, reference numeral 1 denotes a front plate, and reference numeral 2
Is a back plate, 3 is a partition, 4 is a sustain electrode, 5 is
Bus electrode, reference numeral 6 is a dielectric layer, reference numeral 7 is an MgO layer, reference numeral
Reference numeral 8 denotes an address electrode, and reference numeral 9 denotes a phosphor layer. FIG. 1 shows the structure of the PDP for easy understanding.
2 shows a state where the front plate 1 and the rear plate 2 are separated from each other. Figure
As shown in FIG. 1, the AC type PDP is made of a glass plate.
The front plate 1 and the back plate 2 are opposed to each other in parallel, and the back plate
The front plate 1 and the rear plate 2 are separated by a partition wall 3 erected at 2.
Fixed at regular intervals to form a sealed cell
I have. On the back side of the front plate 1, a fiber which is a transparent electrode is provided.
A composite electrode comprising a holding electrode 4 and a bus electrode 5 which is a metal electrode
The poles are formed parallel to each other and the dielectric layer
6, and an MgO layer 7 are sequentially formed. A composite electrode is provided on the front side of the back plate 2.
Address so as to be orthogonal and located between partition walls 3
The electrodes 8 are formed in stripes parallel to each other, and
A phosphor layer 9 is provided on the bottom surface of the cell on the address electrode 8.
ing. Also, as shown in the sectional view of FIG.
After forming the underlayer 10 on the glass substrate 2, the address electrodes 8
Are provided, and after the dielectric layer 6 'is laminated,
It has a structure provided with a light body layer 9. Such an AC type PDP is a surface discharge type.
Between the composite electrodes on the front plate 1 from the AC power source.
By applying a voltage to form an electric field, the front plate 1
Each cell as a display element divided by the rear plate 2 and the partition 3
Discharge occurs within the cell. And it is caused by this discharge
By causing the phosphor 9 to emit light by ultraviolet rays, the front plate 1 is
The transmitted light can be visually recognized by an observer. FIG. 3 shows an example of the configuration of a DC type PDP.
FIG. 3A is a plan view and FIG.
3B is a cross-sectional view taken along line XX in FIG.
You. In the figure, reference numeral 11 denotes a front plate, reference numeral 12 denotes a rear plate, and reference numeral.
13 is a cathode, 14 is an electrode body, 15 is a display anode,
Reference numeral 16 denotes a partition, reference numeral 17 denotes a discharge cell, reference numeral 18 denotes a terminal.
Part, reference numeral 19 is a resistor, reference numeral 20 is an auxiliary electrode, reference numeral 21
Is an electrode body, reference numeral 22 is a phosphor layer, reference numeral 23 is primin.
The slits are respectively shown. As shown in FIG. 3, a DC PDP is
By combining the two glass substrates of the front plate 11 and the back plate 12
It is formed into a panel, and a cathode 13 is
A first electrode group is formed on the rear plate 12 and electrically
Second electrode composed of four connected electrodes and display anode 15
Groups are formed. Cathode 13 and display anode 15 are almost orthogonal
So that the front plate 11 and the rear plate 12 are
Discharge cells 17 are formed so as to face each other. Discharge cell
The unit discharge voltage is generated by the cathode 13 and the electrode body 14 in the
A pole pair is configured. The display anode 15 is a linear portion 15a.
And the projection 15b projecting sideways from the linear portion 15a of
The terminal section 18 is flat with the display anode 15 from the electrode body 14.
The projection 15b of the display anode 15 and the electrode body
14 and the terminal 18 are electrically connected by a resistor 19.
Has been continued. In addition, the space between the adjacent display anodes 15 is
An auxiliary anode 20 is provided in parallel with this,
The electrode body 21 is also provided on the auxiliary anode 20 at the intersection.
Has been. In a DC type PDP, a cathode 13 and a display anode 1 are used.
When a predetermined voltage is applied during the period 5,
An electric current flows through the electrode body 14 and the cathode 13 in the discharge cell 17.
A discharge occurs between the electrode body 14 and the
Generated ultraviolet rays, for example, phosphor layers of R, G, B, each of three colors
22 emits light. This light is emitted from the front panel
11 to the outside, and full-color image display
Done. In this case, the auxiliary anode 18 is placed in the discharge cell 17.
A priming slit 23 is used to charge charged particles serving as a seed for discharge.
It has the role of supplying through. Reference numeral 24 denotes a dielectric
The display anode 15, the terminal 18, the resistor 19, and the auxiliary
The anode 20 is electrically isolated from the discharge space to generate a discharge.
The location is limited to only the electrode bodies 14 and 21. In the present invention, the partition 3 and the partition for PDP are used.
Wall 16 (Hereinafter, the partition 3 will be described as a representative)
As shown in the above drawing, the partition 3
It has the shape of a plate-like projection that stands up sharply on the side of the partition wall.
The entry of side edges is prevented as much as possible. Such a partition is prepared by the following method of the present invention.
(Blast method). That is, the partition wall
At least two or more coatings containing an upper coating composition for
A composition is prepared, and these are sequentially laminated and coated to form a coated laminate.
And then a mass having sandblast resistance
Formed in a pattern, sandblasted,
After peeling off the mask, partition walls are formed by baking method etc.
I do. In order to form a partition according to the present invention, finally
Upper layer coating for forming the upper layer to be located on the top layer
The viscosity of the cloth composition is 22 ° C., and the shear rate is 10 (1 / s).
In ec), it needs to be 450 poise or more. Can be applied
As long as the viscosity is good, especially if the upper limit is determined numerically.
It does not lead to. Only when these conditions are satisfied, FIG.
There is no side edge on the side of the bulkhead as shown in
A plate-like projection shape which is steep in a trate can be obtained. Sign 3
1 is a lower layer formed by a lower layer coating composition (paste)
The part 35 is formed by the upper layer coating composition (paste).
Reference numeral 40 denotes a mask for blasting.
It is. The viscosity of the upper layer coating composition is 450 poise or more.
By applying the resin component of the upper layer coating composition.
Seepage into the lower layer located below can be prevented. this
After drying under the above conditions, the layer
When blasted to position 33, the blast straight
There is almost no change, and a side edge enters the upper layer portion 35
Is gone. In comparison with this, FIG.
When performed under conditions other than the manufacturing method of the present invention,
Edges (for example, of blast particles as shown by arrows)
Is a concept that shows the appearance of the
The figure (comparative example) is shown. In the above-described embodiment, in the case of two layers,
Although the description has been made, a laminate of two or more layers may be used. This
In the case of, each layer in the upper and lower positional relationship is
Manufacturing requirements must be met. The upper layer composition (35) serves as a molten matrix.
Glass frit, aggregate and face included as needed
And the underlayer composition (31) is a molten matrix.
Glass frit, aggregate and, if necessary,
It is provided with a pigment to be used. Further, the lower layer composition 31 improves the luminance efficiency.
The upper layer composition 35 was white in order to raise
Black may be used to increase the contrast of the image. What
The color adjustment may be performed by adding a pigment or the like. In the present invention, it is contained in the partition wall 3 for PDP.
Glass frit acts as a binder
The glass transition point (Tg) of the
In the composition, the resin used as the paste is completely fired
It is desirable that the temperature be equal to or higher than the temperature that disappears. In addition,
The softening point of lath frit is below the temperature at which the glass substrate is deformed
Must. Specifically, Tg is 350 to 50
0 ° C, the softening point is appropriately selected between 400 and 600 ° C.
You. Further, the residual strain is reduced as much as possible,
Glass to reduce the occurrence of cracks in the dielectric layer
The coefficient of thermal expansion (α) of the frit is determined by
It is necessary to match the thermal expansion coefficient of the conductor layer as much as possible.
Therefore, specifically, α = 60 to 90 × 10^-7/ ℃ degree
It is desirable to use those, but add aggregate and colorant
Α is changed by the
Α is 60 to 90 × 10^-7/ ° C
Just select. As an aggregate contained in the partition wall 3 of the present invention,
Is, for example, alumina, silica, zirconia, titanium oxide
, Magnesia, zircon, mullite, cordieri
G, silicon carbide, barium titanate, barium zirconate
Stable at temperatures below the firing temperature of partition walls such as glass and glass
Is used. The aggregate used in the present invention is the material
Depending on the selection method, the function as a colorant may also be used.
If you need more coloring
In such a case, a pigment (colorant) is contained in the partition wall 3.
Contained. The pigment (colorant) has heat resistance.
Is used. In the case of the present invention, firing during the substrate manufacturing process is performed.
What is necessary is that it has heat resistance higher than the formation temperature. With such a colorant
As a composite oxide pigment (Cr, Co, Ni, Fe,
Mn, Cu, Sb, As, Bi, Ti, Cd, Al, C
From oxides of two or more metals such as a, Si, Mg, Ba
Pigment), titanium oxide, alumina, zircon, zircon
Near, silica, magnesia, lead titanate, potassium titanate
, Cadmium sulfate selenide, red stalk (Fe₂O ₃)
Copper oxide, cadmium mercury red (CdS + HgS), chromium
Vermilion, silver vermilion, antimony red iodine red, zinc
Ian red, molybdenum red, lead red, cadmium red
De, chrome green, zinc green, cobalt green, oxidation
Chrome, viridian, emerald green ultramarine, navy blue,
Cobalt blue, cerulean blue, copper sulfide, titanium alloy
Yellow, titanium black, black iron oxide (Fe₃O₄),
Yellow iron oxide, cadmium yellow, yellow lead, etc.
These may be appropriately selected and used according to the purpose. The composition of the partition walls 3 described above is made of glass foil.
40-95% lit, preferably 60-90% lit; aggregate
1 to 60%, preferably 5 to 30%;
It is preferable to configure the range of 0%. Thick film pattern including these
After mixing these, the organic composition is
Add a vehicle and knead with a three-roll, bead mill, etc.
The composition is dispersed to form a paste-like coating composition. As the resin of the organic vehicle used here,
Is ethyl cellulose, hydroxypropyl cellulose
Cellulose, methylcellulose, nitrocellulose, etc.
Derivatives, polyacrylic esters, alkyd resins, etc.
Polyester resin, acrylic acid, methacrylic acid, ita
Conic acid, maleic acid, fumaric acid, crotonic acid, vinyl vinegar
Acid, methyl methacrylate, methyl acrylate, ethyl
Ruacrylate, ethyl methacrylate, propyl meth
Acrylate, propyl acrylate, n-butyl methacrylate
Relate, isobutyl methacrylate, 2-ethylhexyl
Sil methacrylate, 2-hexyl acrylate, lau
Ril methacrylate, lauryl acrylate, stearyl
Rumethacrylate, stearyl acrylate, dodecyl
Methacrylate, dodecyl acrylate, hexyl meth
Acrylate, hexyl acrylate, octyl methacrylate
Rate, octyl acrylate, cetyl methacrylate
, Cetyl acrylate, nonyl methacrylate, noni
Ruacrylate, decyl methacrylate, decyl acryl
, Cyclohexyl methacrylate, cyclohexyl
Ruacrylate, glycidyl methacrylate, dimethyl
Aminoethyl methacrylate, 2-methoxy acrylate
G, 2 (2-ethoxyethoxy) ethyl acrylate,
2-hydroxyethyl methacrylate, diacetone
Crylamido, N, N-dimethylaminopropylacrylic
Luamide, N, N-diethylacrylamide, isopro
Pyracrylamide, diethylaminoethyl methacrylate
Tert-butyl methacrylate, N, N-dimethyl acetate
Acrylamide, α-methylstyrene, styrene, vinyl
Monomers such as toluene and N-vinyl-2-pyrrolidone
Selected from homopolymers and monomers described above.
A copolymer of two or more monomers,
Lylic acid copolymer, ethylene-methacrylic acid copolymer,
Polyolefin-based trees such as Tylene-vinyl acetate copolymer
Fat, polyvinyl formal, polyvinyl butyral, etc.
Is exemplified. As the solvent, α-, β-, γ-terpine
Terpene like all, ethylene glycol monoa
Alkyl ethers, ethylene glycol dialkyl acrylate
Ters, diethylene glycol monoalkyl ether
, Diethylene glycol dialkyl ethers, ethyl
Len glycol monoalkyl ether acetates, d
Tylene glycol dialkyl ether acetates, di
Ethylene glycol monoalkyl ether acetate
, Diethylene glycol dialkyl ether acetate
G, propylene glycol monoalkyl ethers,
Propylene glycol dialkyl ethers, propylene
Glycol monoalkyl ether acetates, professional
Pyrene glycol dialkyl ether acetates,
Tanol, ethanol, isopropanol, 2-ethyl
Hexanol, 1-butoxy-2-propanol, etc.
And the like, and these may be used alone or in two types.
You may mix and use the above. Further, a plasticizer, an antisettling agent, a dispersant, etc.
It can be used as needed. Such a coating composition for forming a film pattern
(Paste) is the glass foil that serves as the molten matrix for the film pattern.
Maintains the shape and strength of the film pattern mainly
Is mixed and dispersed with an organic vehicle.
Be composed. Therefore, the coating composition has various particle sizes.
It contains various kinds of particles. Next, with reference to FIG.
A method for manufacturing the face plate will be briefly described. First, the glass
The address electrodes 8 are patterned on the substrate 2. The method for forming the electrode 8 is as follows:
Thin film formation processes such as
(2) Screen printing method
(3) Screen printing and blurring
Hard coat, die coat, roll coat, reverse coat
Combine photo coating with photo coating
Method and the like. The photo process is photo
After applying and drying the resist, the exposure and development process
More patterning method or dry film
Similarly, there is a method of patterning using a resist.
You. The thickness of the electrode is, for example, Cr as an electrode material.
When the film is formed by sputtering using
Of about 0.5 to 0.2 μm.
The electrodes are formed by patterning using photoresist.
You. The electrode material and patterning method are not necessarily
It is not limited to these methods. A predetermined pattern is formed by using any of the above methods.
After the formation of the address electrodes 8, the partition walls 3 are formed.
The partition 3 is made of a brass material having the above-mentioned predetermined coating film forming conditions.
It is formed by a method. After forming such a partition,
By baking, a predetermined partition 3 is obtained. Height of partition wall 3 to be formed
Is about 50 μm to 250 μm. In a PDP as shown in FIG.
Is the baking temperature of the partition 3 as the underlayer 10 and the dielectric layer 6 '.
The main component is a glass frit having the above softening point
What is necessary is just to form using paste, and the film thickness is 1 micrometer.
About 50 μm. This manufacturing method uses the DC type shown in FIG.
Of course, it can be applied to a PDP having a structure. [0042] The present invention will be further described with reference to the following specific examples.
This will be described in detail. In the examples, "parts" refers to parts by weight,
“%” Indicates “% by weight”. Example 1 A frit mixture was prepared in the following manner.
Was prepared.   ・ Glass frit MB-008 (Matsunami Glass Industry) 80 parts   -Aggregate (Sumicorundum AA-07 (manufactured by Sumitomo Chemical Co., Ltd., d₅₀= 0.7 μm))                                                             … 10 copies   ・ Pigment (Dipiroxide Black # 9510 (manufactured by Dainichi Seika Kogyo))                                                             … 10 copies The above composition is placed in a container made of fluororesin,
Int conditioner RC-5000 (Red Devil
To make a frit mixture.
Was. [0045]Preparation of upper layer coating composition Addition of the following additives to the frit mixture described above and the upper layer of the partition
An upper layer coating composition (paste) for formation was prepared.   ・ The above frit mixture… 80 parts   ・ Ethocel STD-100FP (manufactured by Dow Chemical) ... 2 copies   ・ Diethylene glycol monobutyl ether acetate (JUNSEI CHEMICAL)                                                             … 9 copies   ・ Screen oil 759 (Okuno Pharmaceutical) 9 parts After mixing these uniformly, a three-roll mill
(C-4.3 / 4 × 10) manufactured by Inoue Manufacturing Co., Ltd.
And then screen oil 759 (Okuno Pharmaceutical)
At a shear rate of 10 (1 / sec) at 22 ° C.
And adjust the viscosity to 500 poise to adjust the upper layer coating composition (page
Strike). [0047]Preparation of lower layer coating composition Add the following additives to the frit mixture and add the lower layer
A lower layer coating composition (paste) for formation was prepared.   ・ The above frit mixture… 80 parts   ・ Ethocel STD-100FP (manufactured by Dow Chemical) ... 2 copies   ・ Diethylene glycol monobutyl ether acetate (JUNSEI CHEMICAL)                                                             … 9 copies   ・ Screen oil 759 (Okuno Pharmaceutical) 9 parts After mixing these uniformly, a three-roll mill
(C-4.3 / 4 × 10) manufactured by Inoue Manufacturing Co., Ltd.
And then screen oil 759 (Okuno Pharmaceutical)
At a shear rate of 10 (1 / sec) at 22 ° C.
Then, adjust the viscosity to 300 poise to adjust the lower layer coating composition (page
Strike). [0049]Fabrication of panel back plate EL as a base layer on a 300 × 450 mm glass substrate
Screen printing of D-1155 (Okuno Pharmaceutical)
Printing, drying and baking to form a 10 μm thick underlayer
After that, D-590 is formed on this underlayer as an address electrode.
-HV-MOD (ESL Japan)
Printed and fired in electrode pattern by electrode printing, film thickness 8μ
m, line width 40 μm, pitch 240 μm
Was. Next, a dielectric layer is formed on the address electrodes.
Screen mark PLS-3232 (manufactured by NEC Corporation)
Printing, drying and baking to form an 8 μm thick dielectric layer.
Formed. Next, the lower layer coating composition was applied by a die coater.
The product (paste) is coated so as to have a dry film thickness of 160 μm.
After coating and drying, the upper layer coating composition
(Paste) is coated to a dry film thickness of 40 μm.
And dried to produce a solid film with a total thickness of 200 μm.
Was. The substrate on which the solid film is formed is heated to 80 ° C., and the solid film is formed on the substrate.
To dry film resist (OSBR manufactured by Tokyo Ohka Kogyo Co., Ltd.)
After laminating the film BF-605), ultra-high pressure water
Use a parallel light printer with a silver lamp as the light source, and use a line width of 10
Via a line pattern mask of 0 μm, pitch 240 μm
Exposure was performed. Exposure conditions were measured at 365 μm
Sometimes intensity 200μW / cm², Irradiation amount 80mJ / cm²
Met. Next, a 0.2% aqueous solution of anhydrous sodium carbonate
Spray development at a liquid temperature of 35 ° C using sandblasting
After preparing a mask for drying and drying, fused alumina A- #
800 (made by Fujimi Abrasives) as a cutting material
Unnecessary parts were removed by last processing. Next, a 0.7% aqueous solution of sodium hydroxide
And remove the sandblasting mask at a liquid temperature of 30 ° C.
Then, a laminated coating film was formed. The top width of this laminated coating is 90
The bottom width was 130 μm and the height was 200 μm. The laminated coating film was maintained at a peak temperature of 575 ° C.
The baking time is 20 minutes and the baking time is 2 hours.
A 70 μm partition wall was obtained. On the side surfaces of the partition walls thus obtained,
No generation of side edges was confirmed. (Comparative example 1)
Screen the upper layer coating composition (paste) for formation
Diluted with Oil 759 (Okuno Pharmaceutical Co., Ltd.)
10 (1 / sec) at 22 ° C, viscosity to 400 poise
I changed it to what I adjusted. Other than the above, the same as the first embodiment
A partition was prepared in the same manner. Obtained in this way
Generation of side edges was confirmed on the side surfaces of the partition walls. [0057] The effects of the present invention are clear from the above results.
is there. That is, the present invention provides a process for partitioning a discharge space.
A method for forming a partition wall for a plasma display panel,
The method comprises a small amount of an upper layer coating composition for forming a partition wall.
Prepare at least two or more coating compositions and apply them sequentially.
Cloth to form a coating laminate, and then,
Blast processing using turns to form partitions
The viscosity of the upper layer coating composition is 22 ° C.
At a rate of 10 (1 / sec), it is 450 poise or more
Configuration, so that the side
Can be prevented.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing one configuration example of an AC type PDP. FIG. 2 is a cross-sectional view for explaining the structure of the back plate of FIG. 1; FIG. 3 shows an example of the configuration of a DC-type PDP;
FIG. 3A is a plan view, and FIG.
It is sectional drawing in the XX line in (a). FIGS. 4A and 4B are cross-sectional views illustrating the structure and manufacturing method of a partition according to the present invention and a comparative example, respectively. [Description of Signs] 1 front plate 2 back plate 3 partition wall 4 sustain electrode 5 bus electrode 6 dielectric layer 7 MgO layer 8 address electrode

Continuation of front page    F term (reference) 4D075 AE03 BB04Y BB28Z BB40Z                       CA47 CB21 DA06 DB13 DC24                       EA14 EA35 EB07 EB13 EB19                       EB20 EB22 EB35 EB36 EC03                 5C027 AA09                 5C040 FA01 FA02 GB02 GB06 GB16                       GF13 GF19 JA12 JA15 JA17                       KA09 KA17 KB19 KB24 MA23                       MA24

Claims (1)

Claims 1. A method for forming a partition for a plasma display panel for defining a discharge space, the method comprising: forming at least two or more types of upper layer coating compositions for forming a partition. A coating composition is prepared, these are sequentially applied to form a coating laminate, and thereafter, a blast treatment is performed using a predetermined mask pattern to form a partition, and the viscosity of the upper layer coating composition is Is 22 ℃, shear rate 1
A plasma display panel, wherein 0 (1 / sec) is 450 poise or more.