JPH04324825A - Liquid crystal display element and manufacture thereof - Google Patents
Liquid crystal display element and manufacture thereofInfo
- Publication number
- JPH04324825A JPH04324825A JP9581091A JP9581091A JPH04324825A JP H04324825 A JPH04324825 A JP H04324825A JP 9581091 A JP9581091 A JP 9581091A JP 9581091 A JP9581091 A JP 9581091A JP H04324825 A JPH04324825 A JP H04324825A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- electrodes
- liquid crystal
- sealing material
- substrate
- 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.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 125000006850 spacer group Chemical group 0.000 claims abstract description 32
- 239000000758 substrate Substances 0.000 claims description 69
- 238000000605 extraction Methods 0.000 claims description 42
- 239000003566 sealing material Substances 0.000 claims description 35
- 239000002245 particle Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 7
- 239000000565 sealant Substances 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 abstract description 2
- 239000003365 glass fiber Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 239000004793 Polystyrene Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229920002223 polystyrene Polymers 0.000 description 6
- 239000010408 film Substances 0.000 description 5
- 238000007650 screen-printing Methods 0.000 description 5
- 229920001187 thermosetting polymer Polymers 0.000 description 5
- 239000003822 epoxy resin Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- 229920006037 cross link polymer Polymers 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
Abstract
Description
【0001】0001
【産業上の利用分野】本発明は、単純マトリックス方式
液晶表示素子に関し、特に一方の基板から他方の基板へ
電気的に導通を取ることを必要とする液晶表示素子及び
その製造方法に関するものである。[Field of Industrial Application] The present invention relates to a simple matrix type liquid crystal display element, and more particularly to a liquid crystal display element that requires electrical continuity from one substrate to another, and a method for manufacturing the same. .
【0002】0002
【従来の技術】近年ワードプロッセサやコンピュータを
中心とする情報機器の小型化に伴い、その基幹部品であ
るディスプレイの薄型、軽量化、低消費電力が強く望ま
れてきた。フラットディスプレイには、プラズマ、EL
素子、液晶表示素子を使ったものがあるが、中でも液晶
表示素子は薄型、軽量、低消費電力、カラー化の面で優
れており、ラップトップパソコンを中心に広く応用され
ている。2. Description of the Related Art In recent years, with the miniaturization of information equipment such as word processors and computers, there has been a strong desire for displays, which are key components, to be thinner, lighter, and consume less power. Flat displays include plasma and EL
There are devices using liquid crystal display elements, but liquid crystal display elements are superior in terms of thinness, light weight, low power consumption, and color display, and are widely used in laptop computers and other applications.
【0003】以下に一方の基板から他方の基板へ電気的
導通を取る従来の液晶表示素子について図面を用いて説
明する。A conventional liquid crystal display element that provides electrical continuity from one substrate to another will be described below with reference to the drawings.
【0004】(図7(a))、(図7(b))は、従来
の液晶表示素子の各端子部構成断面図を示すものである
。走差電極基板1上に走査電極3が、信号電極基板2上
に信号電極4と走査電極3のための引出し電極9が形成
され、これらのどちらか一方の基板にシール樹脂6を印
刷し、両基板を配向膜5を挟持して走差電極3と信号電
極4が直角になるように貼合わせる。このあと液晶16
を注入し液晶表示素子を構成する。走差電極3はシール
樹脂6に混入した導電性粒子8によって信号電極基板2
上の引出し電極9に電気的に接続され、外部接続端子電
極は片面の基板(信号電極基板2)上にすべて形成され
ている。FIGS. 7(a) and 7(b) show cross-sectional views of the configuration of each terminal portion of a conventional liquid crystal display element. A scanning electrode 3 is formed on a scanning electrode substrate 1, and a signal electrode 4 and an extraction electrode 9 for the scanning electrode 3 are formed on a signal electrode substrate 2, and a sealing resin 6 is printed on one of these substrates. Both substrates are bonded together with the alignment film 5 sandwiched therebetween so that the scanning electrode 3 and the signal electrode 4 are at right angles. After this LCD 16
is injected to form a liquid crystal display element. The scanning electrode 3 is connected to the signal electrode substrate 2 by conductive particles 8 mixed into the sealing resin 6.
It is electrically connected to the upper extraction electrode 9, and all external connection terminal electrodes are formed on one side of the substrate (signal electrode substrate 2).
【0005】[0005]
【発明が解決しようとする課題】高い表示品位を要求さ
れるSTN液晶のような液晶表示素子では、均一な表示
を実現するには液晶層の厚みばらつきを±0.05μm
以下に制御する必要がある。しかしながら上記従来の構
成では、引出し電極を有するシール際部分とそれ以外の
ところで、シール材中に混入しているスペーサーによっ
て保持される液晶層の厚みが、引出し電極の厚み分だけ
(約O.2μm)違っていた。[Problems to be Solved by the Invention] In liquid crystal display elements such as STN liquid crystal that require high display quality, it is necessary to reduce the thickness variation of the liquid crystal layer by ±0.05 μm in order to achieve a uniform display.
It is necessary to control the following. However, in the above-mentioned conventional configuration, the thickness of the liquid crystal layer held by the spacer mixed in the sealing material is limited to the thickness of the extraction electrode (approximately 0.2 μm ) It was different.
【0006】このように従来の構成では、引出し電極を
有するために液晶層に厚みむらが発生し、均一表示がで
きなかった。[0006] As described above, in the conventional structure, since the liquid crystal layer includes the extraction electrode, thickness unevenness occurs in the liquid crystal layer, and uniform display cannot be achieved.
【0007】本発明は、上記従来の問題点を解決するも
ので、表示均一性の高い液晶表示素子を提供することを
目的とするものである。The present invention solves the above-mentioned conventional problems and aims to provide a liquid crystal display element with high display uniformity.
【0008】[0008]
【課題を解決するための手段】複数の信号電極を有する
信号電極基板と複数の走査電極を有する走査電極基板と
の間に、スペーサを混入したシール材で周辺を囲まれた
液晶層を挟持し、どちらか一方の基板上に引出し電極を
有し、前記引出し電極は前記シール材を挟み相対向する
基板の電極とそれぞれ対応する位置に構成され、かつ前
記シール材に導電性粒子を混入することにより前記引出
し電極と相対向する基板上の電極とを電気的に接続して
液晶表示素子を構成し、引出し電極を有する部分とそれ
以外の部分で、シール中に混入するスペーサを使い分け
、または引出し電極に重なる部分以外のシール材と重な
るように、引出し電極の厚さに相当する所定のパターン
の薄膜を設け、保持する基板間隔を同一にすることによ
って、シール際の液晶層の厚みを全ての部分で等しくな
るようにしたものである。[Means for Solving the Problem] A liquid crystal layer surrounded by a sealant containing spacers is sandwiched between a signal electrode substrate having a plurality of signal electrodes and a scanning electrode substrate having a plurality of scanning electrodes. , having extraction electrodes on one of the substrates, the extraction electrodes being configured at positions corresponding to the electrodes of the opposing substrates with the sealing material interposed therebetween, and conductive particles being mixed into the sealing material. A liquid crystal display element is constructed by electrically connecting the extraction electrode and an electrode on the opposing substrate, and a spacer mixed in the seal is used separately for the area with the extraction electrode and the other area, or the extraction By providing a thin film with a predetermined pattern corresponding to the thickness of the extraction electrode so that it overlaps with the sealing material other than the part that overlaps the electrode, and by making the spacing between the substrates held the same, the thickness of the liquid crystal layer during sealing can be reduced to the entire thickness. The parts are made equal.
【0009】[0009]
【作用】本発明によれば、引出し電極を有する部分とそ
れ以外の部分でシール材中のスペーサを選択使用するこ
と、または引出し電極の厚さに相当する薄膜を設け、保
持する基板間隔を均一にすることで、シール材と重なる
引出し電極の有無にかかわらず、すべての部分で基板間
に挟持される液晶層の厚みを等しくできる。これにより
、液晶層の厚みむらに起因する表示むらは発生せず、均
一で表示特性の高い液晶表示素子を提供できる。[Operation] According to the present invention, spacers in the sealing material are selectively used in the area with the extraction electrode and other areas, or a thin film corresponding to the thickness of the extraction electrode is provided to uniformly maintain the spacing between the substrates held. By doing so, the thickness of the liquid crystal layer sandwiched between the substrates can be made equal in all parts, regardless of the presence or absence of the extraction electrode overlapping the sealing material. Thereby, display unevenness due to uneven thickness of the liquid crystal layer does not occur, and a liquid crystal display element with uniform and high display characteristics can be provided.
【0010】0010
(実施例1)以下、本発明の実施例を図面を参照しなが
ら説明する。なお、(図1)から(図7)において同一
箇所については同一番号を記す。(Embodiment 1) Hereinafter, embodiments of the present invention will be described with reference to the drawings. In addition, the same numbers are written for the same parts from (FIG. 1) to (FIG. 7).
【0011】(図1(a)),(図1(b))は本発明
の実施例1における電極基板の平面概念図、(図2(a
)),(図2(b))はそれぞれ実施例1における液晶
表示素子の引出し電極端子部、信号電極端子部の構成断
面図を示している。(FIG. 1(a)) and (FIG. 1(b)) are conceptual plan views of the electrode substrate in Example 1 of the present invention, (FIG. 2(a)
)) and (FIG. 2(b)) respectively show structural cross-sectional views of the lead electrode terminal portion and the signal electrode terminal portion of the liquid crystal display element in Example 1.
【0012】図に示すように、まず走査電極基板1にシ
ール材12として、熱硬化型エポキシ樹脂100wt%
中に電極間隙保持用スペーサ13(平均粒径7.2μm
のガラス繊維)を1.5wt%を混入したものを引出し
電極群9と重ならない様にスクリーン印刷法によって印
刷した。対向する信号電極基板2にはシール材6として
、熱硬化型エポキシ樹脂中に電極間隙保持用スペーサ7
(平均粒径7.0μmのガラス繊維)を1.5wt%と
導電性粒子8(表面に厚み0.1μmの金めっき層を形
成した平均粒径7.25μmのポリスチレン粒子)を1
.0wt%混入したものを引出し電極群9と重なるよう
にスクリーン印刷法によりに印刷した。As shown in the figure, first, 100 wt % of thermosetting epoxy resin was applied to the scanning electrode substrate 1 as a sealing material 12.
Spacer 13 (average particle size 7.2 μm) for maintaining electrode gap inside
A mixture of 1.5 wt % of glass fiber) was printed using a screen printing method so as not to overlap the extraction electrode group 9. On the opposing signal electrode substrate 2, a spacer 7 for maintaining an electrode gap is placed in a thermosetting epoxy resin as a sealing material 6.
1.5 wt% of (glass fiber with an average particle size of 7.0 μm) and 1 portion of conductive particles 8 (polystyrene particles with an average particle size of 7.25 μm with a gold plating layer of 0.1 μm thick on the surface)
.. The material containing 0 wt% was printed by screen printing so as to overlap with the extraction electrode group 9.
【0013】次に配向膜5と適当個のスペーサ(ポリス
チレン架橋重合体やガラス繊維:記載せず)を挟持して
、2枚の電極基板を貼合わせ、スペーサ7と導電性粒子
8の大きさが等しくなるまで加圧圧縮し、導電性粒子8
によって上下電極の電気的導通が取れた後、シール材1
2、6を硬化する。この工程により走査電極群3と信号
電極基板2上に設けられた引出し電極群9とがそれぞれ
電気的に接続される。この後、シール材6、12で囲ま
れた電極基板1、2の間隙に液晶16を注入し、その後
液晶注入口10を紫外線硬化型樹脂で封口し液晶表示素
子を作製した。Next, the two electrode substrates are bonded together by sandwiching the alignment film 5 and an appropriate spacer (polystyrene crosslinked polymer or glass fiber: not shown), and the sizes of the spacer 7 and conductive particles 8 are determined. The conductive particles 8 are compressed under pressure until they become equal.
After electrical continuity between the upper and lower electrodes is established by
Cure 2 and 6. Through this step, the scanning electrode group 3 and the extraction electrode group 9 provided on the signal electrode substrate 2 are electrically connected to each other. Thereafter, liquid crystal 16 was injected into the gap between electrode substrates 1 and 2 surrounded by sealants 6 and 12, and then liquid crystal injection port 10 was sealed with ultraviolet curing resin to produce a liquid crystal display element.
【0014】そして上記のように作製された液晶表示素
子の点灯表示評価を行ったところ、シール近辺も含めパ
ネル全面で表示むらのない高い均一性を持つ液晶表示素
子が作製されていることが確認された。しかし、従来の
如く何れのシール部分にも7.0μmのスペーサを用い
た場合にはこのような均質な表示は得られなかった。[0014] When the lighting display of the liquid crystal display element manufactured as described above was evaluated, it was confirmed that a liquid crystal display element with high uniformity without display unevenness over the entire panel including the vicinity of the seal was manufactured. It was done. However, such a homogeneous display could not be obtained when a 7.0 μm spacer was used in each sealing portion as in the conventional case.
【0015】(実施例2)(図3(a)),(図3(b
))は本発明の実施例2における液晶表示素子を構成す
る電極基板の平面概念図、(図4(a)),(図4(b
))はそれぞれ実施例2における液晶表示素子の引出し
電極端子部、信号電極端子部の構成断面図を示している
。(Example 2) (FIG. 3(a)), (FIG. 3(b)
)) are conceptual plan views of an electrode substrate constituting a liquid crystal display element in Example 2 of the present invention, (FIG. 4(a)), (FIG. 4(b)
)) respectively show structural cross-sectional views of the extraction electrode terminal portion and the signal electrode terminal portion of the liquid crystal display element in Example 2.
【0016】まず両電極基板に、引出し電極群9に重な
る部分以外のシール材6と重なり、且つ相対向する基板
の電極と重なるように不連続なダミー電極14を設けた
。この電極基板1、2の一方にシール材6として、熱硬
化型エポキシ樹脂中に電極間隙保持用スペーサ7(平均
粒径7.0μmのガラス繊維)を1.5wt%と導電性
粒子8(表面に厚み0.1μmの金めっき層を形成した
平均粒径7.25μmのポリスチレン粒子)を1.0w
t%混入したものをスクリーン印刷法により印刷した。
次に配向膜5と適当個のスペーサ(ポリスチレン架橋重
合体やガラス繊維:記載せず)を挟持して2枚の電極基
板を貼合わせ、スペーサ7と導電性粒子8の大きさが等
しくなるまで加圧圧縮し、導電性粒子8によって上下電
極の電気的導通が取れた後、シール材6を硬化する。こ
の工程により走査電極群3と信号電極基板2上に設けら
れた引出し電極群9とが電気的に接続される。この後、
シール材6で囲まれた電極基板1、2の間隙に液晶16
を注入し、その後液晶注入口10を紫外線硬化型樹脂で
封口し液晶表示素子を作製した。First, discontinuous dummy electrodes 14 were provided on both electrode substrates so as to overlap with the sealing material 6 except for the portions overlapping with the extraction electrode group 9, and to overlap with the electrodes of the opposing substrates. As a sealing material 6 on one of the electrode substrates 1 and 2, 1.5 wt % of spacers 7 (glass fibers with an average particle size of 7.0 μm) for maintaining an electrode gap in a thermosetting epoxy resin and conductive particles 8 (on the surface 1.0w of polystyrene particles with an average particle size of 7.25μm on which a gold plating layer of 0.1μm thickness was formed.
The sample containing t% was printed by screen printing. Next, the two electrode substrates are pasted together with the alignment film 5 and an appropriate number of spacers (polystyrene cross-linked polymer or glass fiber, not shown) sandwiched between them, until the sizes of the spacers 7 and conductive particles 8 are equal. After compressing and establishing electrical continuity between the upper and lower electrodes using the conductive particles 8, the sealing material 6 is cured. Through this step, the scanning electrode group 3 and the extraction electrode group 9 provided on the signal electrode substrate 2 are electrically connected. After this,
A liquid crystal 16 is placed between the electrode substrates 1 and 2 surrounded by the sealing material 6.
was injected, and then the liquid crystal injection port 10 was sealed with an ultraviolet curable resin to produce a liquid crystal display element.
【0017】そして上記のように作製された液晶表示素
子の点灯表示評価を行ったところ、実施例1と同様に、
シール近辺も含めパネル全面で表示むらのない高い均一
性を持つ液晶表示素子が作製されていることが確認され
た。[0017] When the lighting display of the liquid crystal display element manufactured as described above was evaluated, the same results as in Example 1 were obtained.
It was confirmed that a liquid crystal display element with high uniformity without display unevenness over the entire panel including the vicinity of the seal was manufactured.
【0018】(実施例3)(図5(a)),(図5(b
))は本発明の実施例3における液晶表示素子を構成す
る電極基板の概略平面図、(図6(a)),(図6(b
))は実施例3における液晶表示素子の引出し電極端子
部、信号電極端子部の構成断面図を示している。(Example 3) (FIG. 5(a)), (FIG. 5(b)
)) are schematic plan views of an electrode substrate constituting a liquid crystal display element in Example 3 of the present invention, (Fig. 6(a)), (Fig. 6(b)
)) shows a cross-sectional view of the structure of the extraction electrode terminal portion and the signal electrode terminal portion of the liquid crystal display element in Example 3.
【0019】まずどちらか一方の基板上に、引出し電極
9とほぼ同じ膜厚(約2000A)のSiO2絶縁層1
5を、引出し電極群9以外のシール材6と重なるように
設けた。この電極基板1、2の一方にシール材6として
、熱硬化型エポキシ樹脂中に電極間隙保持用スペーサ7
(平均粒径7.0μmのガラス繊維)を1.5wt%と
導電性粒子8(表面に厚み0.1μmの金めっき層を形
成した平均粒径7.25μmのポリスチレン粒子)を1
.0wt%混入したものをスクリーン印刷法により印刷
した。次に配向膜5と適当個のスペーサ(ポリスチレン
架橋重合体やガラス繊維:記載せず)を挟持して2枚の
電極基板を貼合わせ、スペーサ7と導電性粒子8の大き
さが等しくなるまで加圧圧縮し、導電性粒子8によって
上下電極の電気的導通が取れた後、シール材6を硬化す
る。この工程により走査電極群3と信号電極基板2上に
設けられた引出し電極群9とが電気的に接続される。こ
の後、シール材6で囲まれた電極基板1a、1bの間隙
に液晶16を注入し、その後液晶注入口10を紫外線硬
化型樹脂で封口し液晶表示素子を作製した。First, on one of the substrates, a SiO2 insulating layer 1 having approximately the same thickness (approximately 2000 Å) as the extraction electrode 9 is formed.
5 was provided so as to overlap with the sealing material 6 other than the extraction electrode group 9. A spacer 7 for maintaining an electrode gap is placed in a thermosetting epoxy resin as a sealing material 6 on one of the electrode substrates 1 and 2.
1.5 wt% of (glass fiber with an average particle size of 7.0 μm) and 1 portion of conductive particles 8 (polystyrene particles with an average particle size of 7.25 μm with a gold plating layer of 0.1 μm thick on the surface)
.. The sample containing 0 wt% was printed by screen printing. Next, the two electrode substrates are pasted together with the alignment film 5 and an appropriate number of spacers (polystyrene cross-linked polymer or glass fiber, not shown) sandwiched between them, until the sizes of the spacers 7 and conductive particles 8 are equal. After compressing and establishing electrical continuity between the upper and lower electrodes using the conductive particles 8, the sealing material 6 is cured. Through this step, the scanning electrode group 3 and the extraction electrode group 9 provided on the signal electrode substrate 2 are electrically connected. Thereafter, liquid crystal 16 was injected into the gap between electrode substrates 1a and 1b surrounded by sealing material 6, and then liquid crystal injection port 10 was sealed with ultraviolet curing resin to produce a liquid crystal display element.
【0020】そして上記のように作製された液晶表示素
子の点灯表示評価を行ったところ、実施例1、2と同様
に、シール近辺も含めパネル全面で高い均一性を持つ液
晶表示素子が作製されていることが確認された。[0020] When the lighting display of the liquid crystal display element manufactured as described above was evaluated, it was found that, as in Examples 1 and 2, a liquid crystal display element with high uniformity over the entire panel including the vicinity of the seal was manufactured. It was confirmed that
【0021】なお、本実施例ではシール樹脂材6、12
として熱硬化タイプを用いているが、紫外線硬化型樹脂
を用いても実現可能である。さらに、その形成法として
スクリーン印刷法だけについて述べたが 他の手法(
例えばディスペンサ、フレキソ印刷法による塗布)でも
可能である。[0021] In this embodiment, the seal resin materials 6, 12
Although a thermosetting type is used as the material, it is also possible to use an ultraviolet curable resin. In addition, although we have only discussed the screen printing method as a method for forming it, other methods (
For example, application using a dispenser or flexographic printing method is also possible.
【0022】導電性粒子としては、ある程度の弾力性を
持ち、その粒系分布が小さければなんでもよい。Any conductive particles may be used as long as they have a certain degree of elasticity and a small particle size distribution.
【0023】絶縁層は基板と密着性が良ければなんでも
よい。また、本実施例ではシール中のスペーサとセル内
のスペーサーの関係には触れてないが、セル内よりシー
ル中のスペーサが大きい、もしくは同じことが望ましい
。The insulating layer may be of any material as long as it has good adhesion to the substrate. Further, although this embodiment does not mention the relationship between the spacer in the seal and the spacer in the cell, it is desirable that the spacer in the seal is larger or the same as that in the cell.
【0024】[0024]
【発明の効果】以上のように発明によって、同一基板上
で信号電極と走査電極の外部回路との接続ができる片面
基板取り出しタイプの液晶表示素子において、シール材
中に混入するスペーサの大きさを基板表面の薄膜電極の
有無によって生じる段差に応じて選択的に使い分けるか
、またはこの段差を同一にするためのダミー電極または
薄膜を設けることによって、基板間に挟持される液晶層
間隔を全ての部分で等しくすることができる。よって従
来のようなシール周辺部における液晶層の厚みむらに起
因する点灯表示むらをなくすことができる。[Effects of the Invention] As described above, the present invention reduces the size of spacers mixed in the sealing material in a single-sided substrate-extracted type liquid crystal display element in which signal electrodes and scanning electrodes can be connected to external circuits on the same substrate. The spacing between the liquid crystal layers sandwiched between the substrates can be reduced by selectively using them depending on the level difference caused by the presence or absence of thin film electrodes on the substrate surface, or by providing dummy electrodes or thin films to make the level difference the same. can be made equal. Therefore, it is possible to eliminate the uneven lighting display caused by the uneven thickness of the liquid crystal layer in the periphery of the seal as in the conventional case.
【図1】本発明の実施例1における液晶表示素子を構成
する電極基板の平面概念図FIG. 1 is a conceptual plan view of an electrode substrate constituting a liquid crystal display element in Example 1 of the present invention.
【図2】本発明の実施例1における液晶表示素子の端子
部構成断面図[Fig. 2] A cross-sectional view of the configuration of the terminal portion of the liquid crystal display element in Example 1 of the present invention.
【図3】本発明の実施例2における液晶表示素子を構成
する電極基板の平面概念図FIG. 3 is a conceptual plan view of an electrode substrate constituting a liquid crystal display element in Example 2 of the present invention.
【図4】本発明の実施例2における液晶表示素子の端子
部構成断面図FIG. 4 is a cross-sectional view of the structure of a terminal portion of a liquid crystal display element in Example 2 of the present invention.
【図5】本発明の実施例3における液晶表示素子を構成
する電極基板の平面概念図FIG. 5 is a conceptual plan view of an electrode substrate constituting a liquid crystal display element in Example 3 of the present invention.
【図6】本発明の実施例3における液晶表示素子の端子
部構成断面図FIG. 6 is a cross-sectional view of the terminal portion configuration of a liquid crystal display element in Example 3 of the present invention.
【図7】従来例における液晶表示素子の端子部構成断面
図[Fig. 7] Cross-sectional view of the terminal part configuration of a conventional liquid crystal display element
1 走査電極基板 2 信号電極基板 3 走査電極 4 信号電極 5 配向膜 6 シール材 7 スペーサー 8 導電性粒子 9 引出し電極 10 注入口 12 シール材 13 スペーサー 14 ダミー電極 15 絶縁層 16 液晶層 1 Scanning electrode substrate 2 Signal electrode board 3 Scanning electrode 4 Signal electrode 5 Alignment film 6 Seal material 7 Spacer 8 Conductive particles 9 Extraction electrode 10 Inlet 12 Seal material 13 Spacer 14 Dummy electrode 15 Insulating layer 16 Liquid crystal layer
Claims (5)
と複数の走査電極を有する走査電極基板との間に、スペ
ーサを混入したシール材で周辺を囲まれた液晶層を挟持
し、どちらか一方の基板上に引出し電極を有し、前記引
出し電極は前記シール材を挟み相対向する基板の電極と
それぞれ対応する位置に構成され、かつ前記シール材に
導電性粒子を混入することにより前記引出し電極と相対
向する基板上の電極とを電気的に接続して液晶表示素子
を構成し、前記引出し電極に重なる部分のシール材とそ
れ以外の部分のシール材にそれぞれ大きさの異なるスペ
ーサーを混入することを特徴とする液晶表示素子。Claim 1: A liquid crystal layer surrounded by a sealing material mixed with spacers is sandwiched between a signal electrode substrate having a plurality of signal electrodes and a scanning electrode substrate having a plurality of scanning electrodes, and either one of the signal electrode substrates has a plurality of signal electrodes and a scanning electrode substrate has a plurality of scanning electrodes. has an extraction electrode on a substrate, the extraction electrode is configured at a position corresponding to the electrodes of the substrate facing each other with the sealing material interposed therebetween, and the extraction electrode is formed by mixing conductive particles into the sealing material. and electrodes on opposing substrates are electrically connected to form a liquid crystal display element, and spacers of different sizes are mixed into the sealing material in the portion overlapping the extraction electrode and the sealing material in the other portions, respectively. A liquid crystal display element characterized by:
るスペーサー径を、それ以外のシール材に混入するスペ
ーサー径よりも大きくし、その粒径差が引出し電極の膜
厚とほぼ同じであることを特徴とする請求項1記載の液
晶表示素子。[Claim 2] The diameter of the spacer mixed in the sealing material that overlaps the extraction electrode is made larger than the diameter of the spacer mixed in other sealing materials, and the particle size difference is approximately the same as the film thickness of the extraction electrode. The liquid crystal display element according to claim 1, characterized in that:
有する信号電極基板と複数の走査電極とダミー電極を有
する走査電極基板との間に、スペーサを混入したシール
材で周辺を囲まれた液晶層を挟持し、どちらか一方の基
板上に引出し電極を有し、前記引出し電極は前記シール
材を挟み相対向する基板の電極とそれぞれ対応する位置
に構成され、かつ前記シール材に導電性粒子を混入する
ことにより前記引出し電極と相対向する基板上の電極と
を電気的に接続して液晶表示素子を構成し、前記引出し
電極に重なる部分以外のシール材と重なるように前記ダ
ミー電極を設け、且つ前記ダミー電極はシールを挟み相
対向する基板の電極の位置に対応するように形成するこ
とを特徴とする液晶表示素子。3. A liquid crystal whose periphery is surrounded by a sealing material containing spacers between a signal electrode substrate having a plurality of signal electrodes and a plurality of dummy electrodes and a scanning electrode substrate having a plurality of scanning electrodes and dummy electrodes. The layer is sandwiched between the layers, and an extraction electrode is provided on one of the substrates, and the extraction electrode is configured at a position corresponding to the electrodes of the substrates facing each other with the sealing material sandwiched therebetween, and conductive particles are provided on the sealing material. A liquid crystal display element is constructed by electrically connecting the extraction electrode and an electrode on an opposing substrate by mixing the extraction electrode, and the dummy electrode is provided so as to overlap with a sealing material other than a portion overlapping with the extraction electrode. . A liquid crystal display element, wherein the dummy electrode is formed to correspond to the position of the electrode on the substrates facing each other with a seal in between.
と複数の走査電極を有する走査電極基板との間に、スペ
ーサを混入したシール材で周辺を囲まれた液晶層を挟持
し、どちらか一方の基板上に引出し電極を有し、前記引
出し電極は前記シール材を挟み相対向する基板の電極と
それぞれ対応する位置に構成され、かつ前記シール材に
導電性粒子を混入することにより前記引出し電極と相対
向する基板上の電極とを電気的に接続して液晶表示素子
を構成し、前記引出し電極に重なる部分以外のシール材
と重なるように、引出し電極の厚さに相当し、所定のパ
ターンを持つ絶縁層を少なくとも一方の基板上に形成す
ることを特徴とする液晶表示素子。4. A liquid crystal layer surrounded by a sealant containing spacers is sandwiched between a signal electrode substrate having a plurality of signal electrodes and a scanning electrode substrate having a plurality of scanning electrodes, has an extraction electrode on a substrate, the extraction electrode is configured at a position corresponding to the electrodes of the substrate facing each other with the sealing material interposed therebetween, and the extraction electrode is formed by mixing conductive particles into the sealing material. and electrodes on opposing substrates are electrically connected to form a liquid crystal display element, and a predetermined pattern corresponding to the thickness of the lead-out electrode is formed so as to overlap with the sealing material other than the portion overlapping the lead-out electrode. 1. A liquid crystal display element comprising: an insulating layer having a structure formed on at least one substrate.
と複数の走査電極を有する走査電極基板との間に、スペ
ーサを混入したシール材で周辺を囲まれた液晶層を挟持
し、どちらか一方の基板上に引出し電極を有し、前記引
出し電極は前記シール材を挟み相対向する基板の電極と
それぞれ対応する位置に構成され、かつシール材に導電
性粒子を混入することにより前記引出し電極と相対向す
る基板上の電極とを電気的に接続した液晶表示素子であ
って、前記引出し電極に重なるように設けるシール材と
、それ以外の部分に設けるシール材をそれぞれ別々の基
板に形成した後、貼合わせることを特徴とする請求項1
または2記載の液晶表示素子の製造方法。5. A liquid crystal layer surrounded by a sealant containing spacers is sandwiched between a signal electrode substrate having a plurality of signal electrodes and a scanning electrode substrate having a plurality of scanning electrodes, has extraction electrodes on the substrate, and the extraction electrodes are configured at positions corresponding to the electrodes of the substrates facing each other with the sealing material in between, and the extraction electrodes are formed by mixing conductive particles into the sealing material. A liquid crystal display element in which electrodes on opposing substrates are electrically connected, and a sealing material provided to overlap the extraction electrode and a sealing material provided to other parts are formed on separate substrates. , Claim 1 characterized in that:
Or the method for manufacturing a liquid crystal display element according to 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9581091A JPH04324825A (en) | 1991-04-25 | 1991-04-25 | Liquid crystal display element and manufacture thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9581091A JPH04324825A (en) | 1991-04-25 | 1991-04-25 | Liquid crystal display element and manufacture thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04324825A true JPH04324825A (en) | 1992-11-13 |
Family
ID=14147785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9581091A Pending JPH04324825A (en) | 1991-04-25 | 1991-04-25 | Liquid crystal display element and manufacture thereof |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH04324825A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999052011A1 (en) * | 1998-04-01 | 1999-10-14 | Seiko Epson Corporation | Liquid crystal device, method of manufacturing liquid crystal device and electronic apparatus |
JP2002098984A (en) * | 2000-09-21 | 2002-04-05 | Toshiba Corp | Liquid crystal display device and method of manufacturing its counter substrate |
JP2002214627A (en) * | 2000-11-17 | 2002-07-31 | Seiko Epson Corp | Electrooptical device and its manufacturing method, and projection type display |
US6750937B2 (en) | 2000-11-17 | 2004-06-15 | Seiko Epson Corporation | Electro-optical device, method for manufacturing the same, and projection display apparatus having an electrically conductive sealing member |
US6927831B2 (en) | 2001-09-13 | 2005-08-09 | Seiko Epson Corporation | Liquid crystal device and electronic apparatus having a substantially uniform substrate interval |
KR100847812B1 (en) * | 2001-12-20 | 2008-07-23 | 엘지디스플레이 주식회사 | Liquid crystal dispaly panel of line on glass type |
CN105934704A (en) * | 2014-07-02 | 2016-09-07 | 积水化学工业株式会社 | Liquid crystal display element and liquid crystal display element sealing agent |
-
1991
- 1991-04-25 JP JP9581091A patent/JPH04324825A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999052011A1 (en) * | 1998-04-01 | 1999-10-14 | Seiko Epson Corporation | Liquid crystal device, method of manufacturing liquid crystal device and electronic apparatus |
US6473147B1 (en) | 1998-04-01 | 2002-10-29 | Seiko Epson Corporation | Liquid crystal device, method for manufacturing the liquid crystal device, and electronic apparatus |
JP2002098984A (en) * | 2000-09-21 | 2002-04-05 | Toshiba Corp | Liquid crystal display device and method of manufacturing its counter substrate |
JP2002214627A (en) * | 2000-11-17 | 2002-07-31 | Seiko Epson Corp | Electrooptical device and its manufacturing method, and projection type display |
US6750937B2 (en) | 2000-11-17 | 2004-06-15 | Seiko Epson Corporation | Electro-optical device, method for manufacturing the same, and projection display apparatus having an electrically conductive sealing member |
US6927831B2 (en) | 2001-09-13 | 2005-08-09 | Seiko Epson Corporation | Liquid crystal device and electronic apparatus having a substantially uniform substrate interval |
KR100847812B1 (en) * | 2001-12-20 | 2008-07-23 | 엘지디스플레이 주식회사 | Liquid crystal dispaly panel of line on glass type |
CN105934704A (en) * | 2014-07-02 | 2016-09-07 | 积水化学工业株式会社 | Liquid crystal display element and liquid crystal display element sealing agent |
CN105934704B (en) * | 2014-07-02 | 2020-03-27 | 积水化学工业株式会社 | Liquid crystal display element and sealant for liquid crystal display element |
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