OLED display substrate and method for preparing the same, and display device

US11751421B2 · kind B2 · utility

Assignees

• BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. · CN
• BOE Technology Group Co., Ltd. · CN

Inventors

• Yanzhen Cui · Zhongshan, CN
• Jin Han · Beijing, CN
• Honghong Jia · Beijing, CN
• Lijin Zhao · Beijing, CN
• Xiaojun Gu · Beijing, CN

Key dates

• Filing date: May 21, 2019
• Grant date: Sep 5, 2023
• Expiry date: Sep 4, 2039

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2102/311

Abstract

The present disclosure provides an OLED display substrate, a method for preparing the same, and a display device. The OLED display substrate includes an OLED device located on a base substrate and a packaging unit covering the OLED device. The packaging unit includes an inorganic material layer, an organic material layer, and a fluorine-doped diamond-like carbon layer located between the inorganic material layer and the organic material layer.