JP4425314B2 - Method for manufacturing plasma display panel - Google Patents

Method for manufacturing plasma display panel Download PDF

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JP4425314B2
JP4425314B2 JP2008057106A JP2008057106A JP4425314B2 JP 4425314 B2 JP4425314 B2 JP 4425314B2 JP 2008057106 A JP2008057106 A JP 2008057106A JP 2008057106 A JP2008057106 A JP 2008057106A JP 4425314 B2 JP4425314 B2 JP 4425314B2
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auxiliary
partition
partition wall
substrate
plasma display
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JP2008153238A (en
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祐助 高田
秀明 安井
貴司 廣瀬
茂行 奥村
明彦 田中
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Panasonic Corp
Toray Industries Inc
Panasonic Holdings Corp
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Panasonic Corp
Toray Industries Inc
Matsushita Electric Industrial Co Ltd
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本発明は、大画面で、薄型、軽量のディスプレイ装置として知られているプラズマディスプレイパネルの製造方法に関するものである。   The present invention relates to a method of manufacturing a plasma display panel, which is known as a large-screen, thin and lightweight display device.

プラズマディスプレイパネル(以下、PDPと記す)では、ガス放電により紫外線を発生させ、この紫外線で蛍光体を励起して発光させることによりカラー表示を行っている。
PDPには、大別して、駆動的にはAC型とDC型とがあり、放電形式では面放電型と対向放電型とがあるが、高精細化、大画面化および構造の簡素性に伴う製造の簡便性から、現状では3電極構造の面放電型のPDPが主流である。
In a plasma display panel (hereinafter referred to as PDP), an ultraviolet ray is generated by gas discharge, and a phosphor is excited by the ultraviolet ray to emit light, thereby performing color display.
PDPs are broadly classified into AC types and DC types in terms of drive. There are surface discharge types and counter discharge types in terms of discharge types, but they are manufactured with higher definition, larger screens, and structural simplicity. In view of the simplicity, a surface discharge type PDP having a three-electrode structure is currently the mainstream.

このPDPの一般的な構造を図4に示す。
図4はPDPの概略構成を示す断面斜視図である。前面板1は、例えばガラスのような透明かつ絶縁性の基板2上に誘電体層3およびMgO蒸着膜による保護膜4で覆われた複数の表示電極5が付設された構造となっている。表示電極5は、走査電極6aと維持電極6bとが対となったものである。
A general structure of this PDP is shown in FIG.
FIG. 4 is a cross-sectional perspective view showing a schematic configuration of the PDP. The front plate 1 has a structure in which a plurality of display electrodes 5 covered with a dielectric layer 3 and a protective film 4 made of an MgO deposited film are attached on a transparent and insulating substrate 2 such as glass. The display electrode 5 is a pair of a scan electrode 6a and a sustain electrode 6b.

背面板7は、例えばガラスのような絶縁性の基板8上に絶縁体層9で覆われた複数のデータ電極10が付設され、絶縁体層9の上で隣接するデータ電極10の間の位置には、データ電極10と平行してストライプ状の隔壁11が設けられており、絶縁体層9の表面と隔壁11の側面にかけて蛍光体層12が設けられた構造となっている。   The back plate 7 is provided with a plurality of data electrodes 10 covered with an insulating layer 9 on an insulating substrate 8 such as glass, for example, and positions between adjacent data electrodes 10 on the insulating layer 9. In this structure, a stripe-shaped partition wall 11 is provided in parallel with the data electrode 10, and a phosphor layer 12 is provided over the surface of the insulator layer 9 and the side surface of the partition wall 11.

そして前面板1と背面板7とは、走査電極6aおよび維持電極6bとデータ電極10とが直交するように放電空間13を挟んで対向して配置されている。そして放電空間13には、放電ガスとして、ヘリウム、ネオン、アルゴン、キセノンのうち、少なくとも1種類の希ガスが封入されており、隔壁11によって仕切られデータ電極8と走査電極5aおよび維持電極5bとの交差部の放電空間13が放電セル14として動作する。
特開2001−176401号公報 特開2001−189133号公報 特開平11−260264号公報 特開平11−213896号公報
The front plate 1 and the back plate 7 are arranged to face each other with the discharge space 13 interposed therebetween so that the scan electrode 6a, the sustain electrode 6b, and the data electrode 10 are orthogonal to each other. The discharge space 13 is filled with at least one kind of rare gas of helium, neon, argon, and xenon as a discharge gas, and is partitioned by the barrier ribs 11, the data electrode 8, the scan electrode 5 a, and the sustain electrode 5 b. The discharge space 13 at the intersection of the two operates as a discharge cell 14.
JP 2001-176401 A JP 2001-189133 A Japanese Patent Laid-Open No. 11-260264 Japanese Patent Laid-Open No. 11-213896

隔壁11が図4に示すようなストライプ状のパネルの場合、画素間どうしの放電の干渉を防止するために、表示電極5の配設ピッチXは、放電ギャップYに比べ数倍広く取る必要がある。   When the barrier rib 11 is a striped panel as shown in FIG. 4, the arrangement pitch X of the display electrodes 5 needs to be several times wider than the discharge gap Y in order to prevent interference between discharges between pixels. is there.

一方、PDPに対して高精細化への要求が高まっており、これに対応するためには表示電極5の配設ピッチXを従来に比べ縮小することが必要となるが、上述した放電干渉の防止という観点から、放電ギャップYも併せて縮小させることが必要となる。   On the other hand, there is an increasing demand for higher definition with respect to the PDP, and in order to cope with this, it is necessary to reduce the arrangement pitch X of the display electrodes 5 as compared with the conventional case. From the viewpoint of prevention, it is necessary to reduce the discharge gap Y as well.

しかしながら、放電ギャップYを縮小させることは、パネル輝度の低下という新たな問題を生じさせることから、放電ギャップYはそのままで表示電極5の配設ピッチXのみを縮小させ、且つ、放電の干渉は防止できるという構成の実現が求められている。   However, reducing the discharge gap Y causes a new problem of lowering the panel brightness. Therefore, only the arrangement pitch X of the display electrodes 5 is reduced without changing the discharge gap Y, and the interference of the discharge is not caused. There is a need for a configuration that can prevent this.

本発明はこのような状況に鑑みてなされたものであり、高精細な画像表示を、高輝度、且つ画素間の放電干渉を生じさせることなく行うことができるプラズマディスプレイパネルの製造方法を実現することを目的とする。   The present invention has been made in view of such a situation, and realizes a method of manufacturing a plasma display panel capable of performing high-definition image display with high brightness and without causing discharge interference between pixels. For the purpose.

上記の目的を達成するために、本発明のプラズマディスプレイパネルの製造方法は、一対の基板を内部に放電空間が形成されるように対向配置することにより構成され、少なくとも一方の基板には、放電空間を仕切る複数の隔壁と、この隔壁間に分離して設けられた複数の補助隔壁と、前記一方の基板から所定の範囲で前記補助隔壁と前記隔壁とを結合する結合部を設けたプラズマディスプレイパネルを製造するに際し、前記一方の基板に前記隔壁の材料をペースト化したものを、前記隔壁の形状に塗布形成し、かつ前記補助隔壁は、その上面の平面形状は角が丸みを持ち上面に凹部を有する形状を有し、前記隔壁に対して前記一方の基板から所定の範囲で前記補助隔壁と前記隔壁とを結合する結合部が形成されるように前記補助隔壁の材料をペースト化したものを塗布形成し、その後、それを焼成・固化させることで前記結合部の前記一方の基板からの前記所定の範囲によって発生する収縮によって前記補助隔壁をそれ自身での収縮よりさらに大きく収縮させて、焼成・固化後に前記補助隔壁の高さを前記隔壁より低くすることを特徴とする。 In order to achieve the above object, a method of manufacturing a plasma display panel according to the present invention is configured by arranging a pair of substrates to face each other so that a discharge space is formed therein, and at least one substrate has a discharge. A plasma display provided with a plurality of partition walls partitioning a space, a plurality of auxiliary partition walls provided separately between the partition walls, and a coupling portion for coupling the auxiliary partition walls and the partition walls within a predetermined range from the one substrate When manufacturing the panel, the partition wall material paste-formed on one of the substrates is applied and formed in the shape of the partition wall , and the auxiliary partition wall has a rounded corner on the top surface on the top surface. The material of the auxiliary partition has a shape having a recess, and a coupling portion is formed to couple the auxiliary partition and the partition in a predetermined range from the one substrate to the partition. Those a paste is formed by coating, then greater than the contraction of itself to the auxiliary barrier rib by the contraction caused by the predetermined range from the coupling portion and the one substrate by causing firing and solidifying it The height of the auxiliary partition is made lower than the partition after firing and solidification.

また、前記所定の範囲が、前記補助隔壁の高さ未満で前記補助隔壁の高さの1/3以上であることを特徴とする。
これにより、高精細な画像表示を、高輝度、且つ画素間の放電干渉を生じさせることなく行うことができるPDPの製造が可能なPDPの製造方法を実現できる。
Further, the predetermined range is less than the height of the auxiliary partition and is 1/3 or more of the height of the auxiliary partition.
Thereby, it is possible to realize a PDP manufacturing method capable of manufacturing a PDP capable of performing high-definition image display with high luminance and without causing discharge interference between pixels.

以上のように本発明のプラズマディスプレイパネルの製造方法によれば、一対の基板を内部に放電空間が形成されるように対向配置することにより構成され、少なくとも一方の基板には、放電空間を仕切る複数の隔壁と、この隔壁間に分離して設けられた複数の補助隔壁と、前記一方の基板から所定の範囲で前記補助隔壁と前記隔壁とを結合する結合部を設けたプラズマディスプレイパネルを製造するに際し、前記一方の基板に前記隔壁の材料をペースト化したものを、前記隔壁の形状に塗布形成し、かつ前記補助隔壁は、その上面の平面形状は角が丸みを持ち上面に凹部を有する形状を有し、前記隔壁に対して前記一方の基板から所定の範囲で前記補助隔壁と前記隔壁とを結合する結合部が形成されるように前記補助隔壁の材料をペースト化したものを塗布形成し、その後、それを焼成・固化させることで前記結合部の前記一方の基板からの前記所定の範囲によって発生する収縮によって前記補助隔壁をそれ自身での収縮よりさらに大きく収縮させて、焼成・固化後に前記補助隔壁の高さを前記隔壁より低くすることにより、焼成・固化後に隔壁の高さを超えない補助隔壁が形成されることとなり、もって高精細な画像表示を、高輝度、且つ画素間の放電干渉を生じさせることなく行うことができるプラズマディスプレイパネルを製造することが可能となる。 As described above, according to the method for manufacturing a plasma display panel of the present invention, a pair of substrates are arranged so as to face each other so that a discharge space is formed therein, and at least one of the substrates divides the discharge space. A plasma display panel having a plurality of barrier ribs, a plurality of auxiliary barrier ribs provided separately between the barrier ribs, and a coupling portion that couples the auxiliary barrier ribs and the barrier ribs within a predetermined range from the one substrate is manufactured. In this case, a material obtained by pasting the partition wall material on the one substrate is applied and formed into the shape of the partition wall , and the auxiliary partition wall has a rounded corner on the top surface and a recess on the top surface. The auxiliary barrier rib material is pasted so as to form a coupling portion that joins the auxiliary barrier rib and the barrier rib within a predetermined range from the one substrate to the barrier rib. Were the ones formed by coating, then allowed to greater shrinkage than the shrinkage of itself the auxiliary barrier rib by the contraction caused by the predetermined range of it from the one substrate of the connecting portion by causing firing and solidifying Thus, by making the height of the auxiliary partition wall lower than the partition wall after firing and solidification, an auxiliary partition wall that does not exceed the height of the partition wall after firing and solidification is formed, so that high-definition image display can be achieved. It becomes possible to manufacture a plasma display panel that can be performed without causing luminance and discharge interference between pixels.

以下、本発明の一実施の形態によるPDPの製造方法について説明するが、本発明の実施の態様はこれに制限されるものではない。   Hereinafter, although the manufacturing method of PDP by one Embodiment of this invention is demonstrated, the aspect of this invention is not restrict | limited to this.

図1に本発明の一実施の形態によるPDPの製造方法によって製造されるPDPの概略構成を断面斜視図で示す。
なお、図4で示した従来のPDPの構成と同様の部分については同一番号を付している。
FIG. 1 is a cross-sectional perspective view showing a schematic configuration of a PDP manufactured by a method of manufacturing a PDP according to an embodiment of the present invention.
The same numbers are assigned to the same parts as those of the conventional PDP shown in FIG.

前面板1は、例えばガラスのような透明、かつ絶縁性の基板2の上に誘電体層3およびMgO蒸着膜による保護膜4で覆われた複数の表示電極5が付設された構造となっている。表示電極5は、走査電極6aと維持電極6bとが対となったものである。また、背面板7は、例えばガラスのような絶縁性の基板8の上に絶縁体層9で覆われた複数のデータ電極10が付設され、絶縁体層9の上で隣接するデータ電極10の間の位置には、データ電極10と平行してストライプ状の隔壁11と、ストライプ状の隔壁11間に補助隔壁15が設けられており、絶縁体層9の表面と隔壁11および補助隔壁15の側面にかけて蛍光体層12が設けられた構造となっている。そして前面板1と背面板7とは、走査電極6aおよび維持電極6bとデータ電極10とが直交するように放電空間13を挟んで対向して配置されている。そして放電空間13には、放電ガスとして、ヘリウム、ネオン、アルゴン、キセノンのうち、少なくとも1種類の希ガスが封入されており、隔壁11および補助隔壁15によって仕切られデータ電極10と走査電極6aおよび維持電極6bとの交差部の放電空間13が放電セル14として動作する。   The front plate 1 has a structure in which a plurality of display electrodes 5 covered with a dielectric layer 3 and a protective film 4 made of a MgO deposited film are attached on a transparent and insulating substrate 2 such as glass. Yes. The display electrode 5 is a pair of a scan electrode 6a and a sustain electrode 6b. Further, the back plate 7 is provided with a plurality of data electrodes 10 covered with an insulating layer 9 on an insulating substrate 8 such as glass, and the data electrodes 10 adjacent to each other on the insulating layer 9 are attached. Between the data electrode 10, a stripe-shaped partition wall 11 and an auxiliary partition wall 15 are provided between the stripe-shaped partition wall 11. The surface of the insulator layer 9 and the partition wall 11 and the auxiliary partition wall 15 The phosphor layer 12 is provided on the side surface. The front plate 1 and the back plate 7 are arranged to face each other with the discharge space 13 interposed therebetween so that the scan electrode 6a, the sustain electrode 6b, and the data electrode 10 are orthogonal to each other. The discharge space 13 is filled with at least one kind of rare gas among helium, neon, argon, and xenon as a discharge gas, and is partitioned by the partition wall 11 and the auxiliary partition wall 15, and the data electrode 10, the scanning electrode 6a, The discharge space 13 at the intersection with the sustain electrode 6 b operates as a discharge cell 14.

本実施の形態の特徴的なところは、ストライプ状の隔壁11の間に補助隔壁15を設けたことである。そこで、補助隔壁15について更に詳細に説明する。
ストライプ状の隔壁11と隔壁11間の補助隔壁15の拡大部を図2に示す。
A characteristic feature of this embodiment is that an auxiliary partition 15 is provided between the striped partitions 11. Therefore, the auxiliary partition 15 will be described in more detail.
FIG. 2 shows an enlarged portion of the stripe-shaped partition wall 11 and the auxiliary partition wall 15 between the partition walls 11.

図2(a)はPDPの画像表示面側から見た平面図であり、図2(b)は基板8に垂直な面による断面図である。ここでは蛍光体層12は図示していない。
図2に示すように、補助隔壁15は、例えば、その上面15aの平面形状は角が丸みを持った形状で(図2にはその最たるものとして円形状とした例を示す)、上面15aに凹部15bを有し、隔壁11に対して基板8の側から所定の範囲hに結合部15cを備えた構造である。
2A is a plan view seen from the image display surface side of the PDP, and FIG. 2B is a cross-sectional view taken along a plane perpendicular to the substrate 8. Here, the phosphor layer 12 is not shown.
As shown in FIG. 2, the auxiliary partition 15 has, for example, a planar shape of the upper surface 15 a with rounded corners (FIG. 2 shows an example of a circular shape as its top), and the upper surface 15 a The structure has a recess 15 b and a coupling portion 15 c in a predetermined range h from the side of the substrate 8 with respect to the partition wall 11.

ここで、上述した隔壁11および補助隔壁15の具体的な寸法は、例えばワイドXGA(WXGA)PDPの場合、画素数は1024×768(個)であり、42インチクラスでの放電セル14のサイズは675μm×300μmとなることから、隔壁11の幅aは40μm程度、隔壁11の間隔bは260μm程度、補助隔壁15の高さcは120μm程度である。また、隔壁の高さは120μm程度であり、したがって、結合部15cの高さはμmオーダーであり、40μm以上であることが好ましい。   Here, specific dimensions of the above-described barrier ribs 11 and auxiliary barrier ribs 15 are, for example, wide XGA (WXGA) PDP, the number of pixels is 1024 × 768 (pieces), and the size of the discharge cell 14 in the 42 inch class. Is 675 μm × 300 μm, the width a of the partition wall 11 is about 40 μm, the distance b between the partition walls 11 is about 260 μm, and the height c of the auxiliary partition wall 15 is about 120 μm. Further, the height of the partition wall is about 120 μm, and therefore the height of the coupling portion 15 c is on the order of μm, and preferably 40 μm or more.

上述のような、本実施の形態によるプラズマディスプレイパネルによれば、PDPの高精細化に際し、放電ギャップYはそのままで表示電極5の配設ピッチXのみを縮小させたとしても、隔壁11の間に上述のような補助隔壁15が設けられていることから、隣接する放電セル14間での放電の干渉が発生することはない。したがって高精細な画像表示を、高輝度、且つ画素間の放電干渉を生じさせることなく行うことが可能となる。   According to the plasma display panel according to the present embodiment as described above, even if the discharge gap Y remains unchanged and only the arrangement pitch X of the display electrodes 5 is reduced when the PDP has a higher definition, the space between the barrier ribs 11 is reduced. Since the auxiliary barrier ribs 15 as described above are provided, no discharge interference occurs between adjacent discharge cells 14. Therefore, high-definition image display can be performed with high brightness and without causing discharge interference between pixels.

また、隔壁11および補助隔壁15の形成方法としては、例えば、基板8の絶縁層9上に、隔壁および補助隔壁の材料をペースト化したものを、隔壁11および補助隔壁15の形状に塗布・形成し、その後、それを焼成により固化させるという形成方法が採られる場合が多いが、このような形成方法の場合、焼成による固化の際、隔壁11および補助隔壁15の材料である感光性ペーストには収縮が発生し、この収縮に伴って隔壁11および補助隔壁15の高さが低下する方向に変形してしまう。そして、その高さの低下の度合いによっては、焼成・固化後の補助隔壁15の高さが隔壁11より高くなってしまう場合が発生する。   In addition, as a method of forming the partition wall 11 and the auxiliary partition wall 15, for example, a material obtained by pasting a material of the partition wall and the auxiliary partition wall on the insulating layer 9 of the substrate 8 is applied and formed in the shape of the partition wall 11 and the auxiliary partition wall 15. Then, in many cases, a formation method of solidifying the resultant by firing is employed. In such a formation method, the photosensitive paste that is a material of the partition wall 11 and the auxiliary partition wall 15 is used for the solidification by firing. Shrinkage occurs, and along with this shrinkage, the partition walls 11 and the auxiliary partition wall 15 are deformed in a direction in which the height decreases. And depending on the degree of the height reduction, the case where the height of the auxiliary partition 15 after baking and solidification will become higher than the partition 11 generate | occur | produces.

このような場合、前面板1と背面板7とを重ね合わせた際、隔壁11と前面板1との間には隙間が生じ、その結果、隔壁11を挟んで隣接する放電セル14の間で放電の干渉が発生してしまい、良好な画像表示が困難となってしまうのであるが、本実施の形態によれば、補助隔壁15は隔壁11とは基板8から所定の範囲hに結合部15cを備える構造となっており、図3に補助隔壁15の断面図と収縮の向きを矢印E1,E2で示すが、この結合部15cの収縮により補助隔壁15は、 結合部15cの高さである前記所定の範囲hで決まる大きさの矢印E2によって下方に引っ張られ、その結果、補助隔壁15の収縮はそれ自身での収縮よりさらに大きく収縮するようになり、焼成・固化後の補助隔壁15の高さは必ず隔壁11より低くなる。   In such a case, when the front plate 1 and the back plate 7 are overlapped, a gap is generated between the partition wall 11 and the front plate 1, and as a result, between the adjacent discharge cells 14 with the partition wall 11 interposed therebetween. According to the present embodiment, the auxiliary barrier ribs 15 are connected to the barrier ribs 11 from the substrate 8 within a predetermined range h according to the present embodiment. FIG. 3 shows a cross-sectional view of the auxiliary partition wall 15 and the direction of contraction by arrows E1 and E2, but the auxiliary partition wall 15 is at the height of the joint portion 15c due to the contraction of the joint portion 15c. The auxiliary partition 15 is pulled downward by the arrow E2 having a size determined by the predetermined range h. As a result, the shrinkage of the auxiliary partition 15 becomes larger than the shrinkage of the auxiliary partition 15 itself. The height is always lower than the bulkhead 11 That.

したがって、隔壁11を挟んで隣接する放電セル14間での放電の干渉が発生することはない。以上のような作用を確実にするためには、補助隔壁15と隔壁11との結合部15cの所定の範囲hが、補助隔壁15の高さの1/3以上で、例えば補助隔壁15の高さ未満であることが好ましい。   Therefore, there is no discharge interference between the discharge cells 14 adjacent to each other with the partition wall 11 in between. In order to ensure the above action, the predetermined range h of the connecting portion 15c between the auxiliary partition wall 15 and the partition wall 11 is 1/3 or more of the height of the auxiliary partition wall 15, for example, the height of the auxiliary partition wall 15 It is preferable that it is less than this.

また、所定の範囲hは焼成前の補助隔壁15の高さに応じて、焼成・固化後の補助隔壁15の高さが隔壁11より低くなる値に設定して製造している。
なお、以上の説明では、補助隔壁15および隔壁11は絶縁層9の上に形成されている構成を示したが、特にこの構成に限るものではなく、例えば絶縁層9がなく基板8の上に直接、隔壁11および補助隔壁15が形成されているという構成であっても本発明の効果は同様に得られる。
Further, the predetermined range h is manufactured by setting the height of the auxiliary partition 15 after firing and solidification to a value lower than that of the partition 11 according to the height of the auxiliary partition 15 before firing.
In the above description, the auxiliary barrier 15 and the barrier 11 are formed on the insulating layer 9. However, the present invention is not limited to this structure. For example, the insulating barrier 9 is not provided on the substrate 8. Even if the partition 11 and the auxiliary partition 15 are directly formed, the effect of the present invention can be similarly obtained.

また、以上の説明では、AC面放電型を例に説明したが、これに限られるものではなく、DC型、対向放電型など、その他のパネルにおいても同様の効果を得ることができる。   In the above description, the AC surface discharge type is described as an example. However, the present invention is not limited to this, and the same effect can be obtained in other panels such as a DC type and a counter discharge type.

本発明の一実施の形態によるプラズマディスプレイパネルの製造方法により製造されるプラズマディスプレイパネルの概略構成を示す断面斜視図1 is a cross-sectional perspective view showing a schematic configuration of a plasma display panel manufactured by a method for manufacturing a plasma display panel according to an embodiment of the present invention. 本発明の一実施の形態によるプラズマディスプレイパネルの製造方法により製造されるプラズマディスプレイパネルの隔壁および補助隔壁の概略構成を示す断面図Sectional drawing which shows schematic structure of the partition of the plasma display panel manufactured by the manufacturing method of the plasma display panel by one embodiment of this invention, and an auxiliary partition 補助隔壁の焼成・固化の際の形状変形の状態を示す図The figure which shows the state of shape deformation at the time of baking and solidification of an auxiliary partition 従来のプラズマディスプレイパネルの概略構成を示す断面斜視図Sectional perspective view showing a schematic configuration of a conventional plasma display panel

符号の説明Explanation of symbols

1 前面板
2 基板
7 背面板
8 基板
11 隔壁
13 放電空間
15 補助隔壁
15c 結合部
DESCRIPTION OF SYMBOLS 1 Front plate 2 Substrate 7 Back plate 8 Substrate 11 Partition 13 Discharge space 15 Auxiliary partition 15c Joint part

Claims (2)

一対の基板を内部に放電空間が形成されるように対向配置することにより構成され、少なくとも一方の基板には、放電空間を仕切る複数の隔壁と、この隔壁間に分離して設けられた複数の補助隔壁と、前記一方の基板から所定の範囲で前記補助隔壁と前記隔壁とを結合する結合部を設けたプラズマディスプレイパネルを製造するに際し、
前記一方の基板に前記隔壁の材料をペースト化したものを、前記隔壁の形状に塗布形成し、かつ前記補助隔壁は、
その上面の平面形状は角が丸みを持ち上面に凹部を有する形状を有し、前記隔壁に対して前記一方の基板から所定の範囲で前記補助隔壁と前記隔壁とを結合する結合部が形成されるように前記補助隔壁の材料をペースト化したものを塗布形成し、
その後、それを焼成・固化させることで前記結合部の前記一方の基板からの前記所定の範囲によって発生する収縮によって前記補助隔壁をそれ自身での収縮よりさらに大きく収縮させて、焼成・固化後に前記補助隔壁の高さを前記隔壁より低くする
プラズマディスプレイパネルの製造方法。
A pair of substrates are arranged opposite to each other so that a discharge space is formed therein, and at least one of the substrates has a plurality of partition walls partitioning the discharge space and a plurality of partitions provided between the partition walls. When manufacturing a plasma display panel provided with an auxiliary partition and a coupling portion for connecting the auxiliary partition and the partition within a predetermined range from the one substrate,
Applying a paste of the partition material on the one substrate to form the partition, and the auxiliary partition,
The planar shape of the upper surface has a shape with rounded corners and a concave portion on the upper surface, and a coupling portion is formed for coupling the auxiliary partition wall and the partition wall to the partition wall within a predetermined range from the one substrate. So as to apply and form a paste of the auxiliary partition material ,
Thereafter, the auxiliary partition wall is further contracted by contraction generated by the predetermined range from the one substrate of the joint portion by firing and solidifying the joint portion, and after firing and solidification, A method of manufacturing a plasma display panel, wherein the height of the auxiliary barrier rib is lower than that of the barrier rib.
前記所定の範囲が、前記補助隔壁の高さ未満で前記補助隔壁の高さの1/3以上である請求項1記載のプラズマディスプレイパネルの製造方法。   2. The method of manufacturing a plasma display panel according to claim 1, wherein the predetermined range is less than the height of the auxiliary barrier rib and is 1/3 or more of the height of the auxiliary barrier rib.
JP2008057106A 2008-03-07 2008-03-07 Method for manufacturing plasma display panel Expired - Fee Related JP4425314B2 (en)

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