LIGHT-TRANSMISSIVE SUBSTRATE AND MANUFACTURING METHOD THEREFOR

• Main Authors: CHOI, Yoon Soo, YOO, Young Zo, KIM, Da Eun, PARK, Tae Heon, SON, Yoon Sang
• Format: Patent
• Language: English; French; Korean
• Published: 04.05.2017
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; SEMICONDUCTOR DEVICES

The present invention relates to a light-transmissive substrate comprising: a base polymer layer formed of a light-transmissive material; and a first transparent conductive layer provided on the base polymer layer, wherein the first transparent conductive layer has a plurality of partitions partitioned by cracks such that incident light is refracted at the cracks, and the present invention can provide a light-transmissive substrate and an organic light-emitting diode, which have improved light extraction efficiency without affecting transmissivity and electrical conductivity. La présente invention concerne un substrat de transmission de lumière comprenant : une couche de polymère de base constituée d'un matériau de transmission de lumière ; et une première couche conductrice transparente disposée sur la couche de polymère de base, la première couche conductrice transparente comportant une pluralité de partitions séparées par des fissures, de sorte que de la lumière incidente soit réfractée au niveau des fissures, et la présente invention permet d'obtenir un substrat de transmission de lumière et une diode électroluminescente organique ayant une efficacité d'extraction de lumière améliorée sans affecter la transmissivité ni la conductivité électrique. 본 발명은 투광성 재료로 이루어진 기저 폴리머층; 기저 폴리머층 상에 구비되는 제1 투명전도층;을 포함하고, 제1 투명전도층에는 균열에 의해 분획되는 복수의 구역이 형성되어, 상기 균열에서 입사되는 광의 굴절이 발생되는 투광성 기판에 관한 것으로, 투과율 및 전기전도성에 영향을 미치지 않으면서도, 광 추출 효율이 개선된 투광성 기판 및 유기발광소자를 제공할 수 있다.