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JPH11133438A - 液晶表示素子とその製造法 - Google Patents

液晶表示素子とその製造法

Info

Publication number
JPH11133438A
JPH11133438A JP30966997A JP30966997A JPH11133438A JP H11133438 A JPH11133438 A JP H11133438A JP 30966997 A JP30966997 A JP 30966997A JP 30966997 A JP30966997 A JP 30966997A JP H11133438 A JPH11133438 A JP H11133438A
Authority
JP
Japan
Prior art keywords
liquid crystal
spacer
glass substrate
crystal display
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
Application number
JP30966997A
Other languages
English (en)
Inventor
Shinichi Miyata
慎一 宮田
Yoshinori Tanaka
好紀 田中
Atsushi Yamazaki
敦 山崎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP30966997A priority Critical patent/JPH11133438A/ja
Publication of JPH11133438A publication Critical patent/JPH11133438A/ja
Pending legal-status Critical Current

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  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)

Abstract

(57)【要約】 【課題】 基板貼り合わせ時に生じる液晶の広がりによ
ってスペーサーが移動してしまい、接着剤付きスペーサ
ーは、その接着剤のため液晶パネルの配向マージンを少
なくしてしまう問題点があり、前記問題点のない液晶表
示素子を提供することを課題とする。 【解決手段】 本発明は、フェロ磁性体スペーサーCを
基板Aに散布し、それを保持する磁場Fを用いることで
面内の均一性と基板A,Bとの接着性を高め、表示品位
を向上させる。

Description

【発明の詳細な説明】
【0001】
【発明の属する技術分野】本発明は、液晶表示素子とそ
の製造法に関するものである。
【0002】
【従来の技術】液晶表示素子の大容量化,高速応答化,
大量生産化へ向けての開発が進んでいる。特に近年で
は、高精細化してかつ表示品位を向上させるための開発
が進められている。
【0003】一般に液晶表示素子は図2に示すように、
第一の透明電極1,配向膜2が形成された第一のガラス
基板3と、第二の透明電極4,配向膜5が形成された第
二のガラス基板6をラビング処理し、スペーサー7を介
して導通材料を配合したシール材8で固定し、これらの
第一のガラス基板3,第二のガラス基板6の間に液晶9
を滴下工法によって封入して作成されている。
【0004】そして図3に示すように、スペーサー7を
スペーサー散布機7aにより第一のガラス基板3上に散
布するスペーサー散布工程と、液晶滴下工程で第二のガ
ラス基板6上に周縁にあるシール材8の部分を残して液
晶9を滴下し、その上で前記第一のガラス基板3と第二
のガラス基板6を基板貼り合わせ工程によってシール材
8の接着によって貼り合わせていた。なお、スペーサー
散布工程における第一のガラス基板3は静電気を帯電
し、スペーサーが第一のガラス基板3上に均一に散布さ
れる。前記液晶表示素子の製造法では、基板貼り合わせ
工程の前に液晶滴下工程があるため、基板相互を貼り合
わせる時に生じる液晶9の広がりによってスペーサー7
が移動し、表示が不均一になる原因となってしまう。そ
こで、この欠点を除くためにスペーサーの表面に接着剤
を付加することが試みられたが、接着剤付きスペーサー
ではその接着剤のために液晶パネルの配向マージンを少
なくしてしまう問題点があった。
【0005】
【発明が解決しようとする課題】前記するように従来で
は、スペーサーが基板貼り合わせ時に移動して表示が不
均一になったり、また接着剤付きスペーサーを使用すれ
ばスペーサーの移動は防止できるが液晶パネルの配向マ
ージンを少なくする問題がある。そこで本発明はスペー
サーの移動がなく、しかも液晶パネルの配向マージンを
少なくする欠点のない液晶表示素子とその製造法を実現
することを課題とするものである。
【0006】
【課題を解決するための手段】前記課題を解決するため
に、本発明では強磁性スペーサーを使用し、ガラス基板
間で前記強磁性スペーサーを保持する磁場を用いること
により、スペーサーの散布均一性の保持と基板間との密
着性を高め、表示品位を向上させるものである。
【0007】
【発明の実施の形態】本発明は、各請求項に記載した形
態にすることによって実現できるものであるが、本発明
の実施がし易いように本発明の構成と作用効果を以下に
併記することとする。
【0008】すなわち、請求項1記載のように、第一の
透明電極および配向膜が形成された第一のガラス基板
と、第二の透明電極および配向膜が形成された第二のガ
ラス基板とをスペーサーを介してシール材で固定し、前
記第一のガラス基板と前記第二のガラス基板の間に液晶
を封入した液晶表示素子において、前記スペーサーを強
磁性スペーサーとしたことにより、第一のガラス基板と
第二のガラス基板を貼り合わせる際に磁場内で行って強
磁性スペーサーが移動することなく均一分散させた状態
で基板との密着性を高くすることができる。従って、表
示の均一性を向上することができる。また、接着剤付き
スペーサーではないために液晶パネルの配合マージンを
少なくすることもない。
【0009】また、請求項2記載のように、第一の透明
電極および配向膜が形成された第一のガラス基板と、第
二の透明電極および配向膜が形成された第二のガラス基
板との何れか一方のガラス基板に強磁性スペーサーを散
布するスペーサー散布工程と、他方のガラス基板に液晶
を滴下する液晶滴下工程と、前記第一のガラス基板と前
記第二のガラス基板とを磁場をかけた状態下で相互に密
接する状態で重合し、前記第一または第二のガラス基板
の周縁に設けたシール材により両ガラス基板を貼り合わ
せる基板貼り合わせ工程を有する製造法とすることによ
り、強磁性スペーサーをガラス基板間で移動することな
く均一に存在させることができる。従って、表示内容の
均一化を図ることができる。
【0010】なお、強磁性スペーサーとしてフェロ磁性
体スペーサーを使用し、その強磁性スペーサーの散布に
は窒素ブローによる乾式散布装置を使用するとよい。
【0011】以下に図1を参照しながら、本発明の具体
的な実施例を説明する。
【0012】
【実施例】基板Aおよび基板BにITO電極付きガラス
基板を用い、スペーサーにはフェロ磁性体スペーサーC
を用いる。そして、スペーサー散布工程に窒素ブローに
よる乾式散布装置を使用する。封止シール材Dにはアク
リル系樹脂材料を、滴下する液晶Eにはチツソ株式会社
製の液晶材を用いた。また、磁場Fにはソレノイド装置
による均一磁場を与えた。
【0013】基板貼り合わせ工程において、基板Aと基
板Bを磁場F内においてアクリル系樹脂材料の封止シー
ル材Dにより貼り合わせることにより、フェロ磁性体ス
ペーサーCは基板Aと基板B間において移動することな
く所定位置に均一分散して、基板Aと基板Bとの間隔を
均一にする機能を果たすことになる。従って均一な表示
を行うことができる液晶表示素子を実現することができ
る。
【0014】
【発明の効果】前記に説明したように、請求項1記載の
発明によれば、強磁性スペーサーをスペーサーとするこ
とにより、磁場内において強磁性スペーサーを第一と第
二のガラス基板間に移動させることなく保持し、従って
面内の均一性と第一と第二のガラス基板との密着性を高
め、表示品位を向上させることができる。
【0015】また、請求項2記載によれば、前記請求項
1記載による発明の効果を奏する液晶表示素子を容易に
実現することができる製造法を提供するものである。
【図面の簡単な説明】
【図1】本発明の一実施例における液晶表示素子の製造
法の工程説明図
【図2】一般的な液晶表示素子の要部断面図
【図3】従来例の液晶表示素子の製造法の工程説明図
【符号の説明】
A,B 基板 C フェロ磁性体スペーサー D 封止シール材 E 液晶 F 磁場

Claims (2)

    【特許請求の範囲】
  1. 【請求項1】 第一の透明電極および配向膜が形成され
    た第一のガラス基板と、第二の透明電極および配向膜が
    形成された第二のガラス基板とをスペーサーを介してシ
    ール材で固定し、前記第一のガラス基板と前記第二のガ
    ラス基板の間に液晶を封入した液晶表示素子において、
    前記スペーサーを強磁性スペーサーとしたことを特徴と
    する液晶表示素子。
  2. 【請求項2】 第一の透明電極および配向膜が形成され
    た第一のガラス基板と、第二の透明電極および配向膜が
    形成された第二のガラス基板との何れか一方のガラス基
    板に強磁性スペーサーを散布するスペーサー散布工程
    と、他方のガラス基板に液晶を滴下する液晶滴下工程
    と、前記第一のガラス基板と前記第二のガラス基板とを
    磁場をかけた状態下で相互に密接する状態で重合し、前
    記第一または第二のガラス基板の周縁に設けたシール材
    により両ガラス基板を貼り合わせる基板貼り合わせ工程
    を有する液晶表示素子の製造法。
JP30966997A 1997-10-24 1997-10-24 液晶表示素子とその製造法 Pending JPH11133438A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP30966997A JPH11133438A (ja) 1997-10-24 1997-10-24 液晶表示素子とその製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30966997A JPH11133438A (ja) 1997-10-24 1997-10-24 液晶表示素子とその製造法

Publications (1)

Publication Number Publication Date
JPH11133438A true JPH11133438A (ja) 1999-05-21

Family

ID=17995853

Family Applications (1)

Application Number Title Priority Date Filing Date
JP30966997A Pending JPH11133438A (ja) 1997-10-24 1997-10-24 液晶表示素子とその製造法

Country Status (1)

Country Link
JP (1) JPH11133438A (ja)

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