JPS62109395U

JPS62109395U -

Info

Publication number: JPS62109395U
Application number: JP19964985U
Authority: JP
Priority date: 1985-12-27
Filing date: 1985-12-27
Publication date: 1987-07-13

Description

[Brief explanation of the drawing]

第１図乃至第６図は本考案によるＥＬ素子の第
一実施例について示し第１図はその平面図、第２
図は縦断面図、第３図乃至第６図は本考案に係る
防湿層の形成方法について示す夫々平面図及び縦
断面図、第７図乃至第９図は第二実施例について
示し第７図及び第８図は素子の平面図及び縦断面
図、第９図は第二実施例による防湿層の形成方法
について示す分解斜視図、第１０図は本考案によ
るＥＬ素子と従来のＥＬ素子の寿命についての実
験結果に基づき両者の比較対照を表わす図、第１
１図は従来のＥＬ素子の構造を示す縦断面図であ
る。１……背面電極、２……絶縁層、３……発光層
、４……前面電極、５，５′……取出し電極、７
，８……ガラス基板、９，９′……防湿層、１０
……開口、１１……開口部、ｅ……ＥＬ素子本体
。 1 to 6 show a first embodiment of the EL device according to the present invention, and FIG. 1 is a plan view thereof, and FIG.
The figure is a longitudinal sectional view, FIGS. 3 to 6 are plan views and longitudinal sectional views, respectively, showing the method of forming a moisture barrier layer according to the present invention, and FIGS. 7 to 9 are illustrating the second embodiment. 8 is a plan view and a vertical sectional view of the device, FIG. 9 is an exploded perspective view showing the method of forming a moisture barrier layer according to the second embodiment, and FIG. 10 is the lifespan of the EL device according to the present invention and the conventional EL device. Figure 1 shows a comparison and contrast between the two based on the experimental results of
FIG. 1 is a longitudinal sectional view showing the structure of a conventional EL element. 1... Back electrode, 2... Insulating layer, 3... Light emitting layer, 4... Front electrode, 5, 5'... Extracting electrode, 7
, 8... Glass substrate, 9, 9'... Moisture-proof layer, 10
...Opening, 11...Opening, e...EL element body.

Claims

[Claims for Utility Model Registration] (1) An EL element in which an element body is interposed between a pair of glass substrates, and a frame-shaped moisture-proof layer is formed around the substrates to seal the element body. . (2) one of the glass substrates is smaller than the other;
Further, E according to claim (1) of the utility model registration, characterized in that the moisture-proof layer is made of synthetic resin.
L element. (3) The EL device according to claim (1) of the utility model registration, wherein the moisture-proof layer is made of low-melting glass, and the openings provided in a part of the moisture-proof layer are filled with synthetic resin. .