Organic light-emitting display panel and device

US10177333B2 · kind B2 · utility

Assignee

• Shanghai Tianma AM-OLED Co., Ltd. · CN

Inventors

• Jinghua Niu · Shanghai, CN
• Zhihong Lei · Shanghai, CN
• Xiangcheng Wang · Shanghai, CN
• Wei He · Beijing, CN
• Yuji Hamada · Tokyo, JP
• Chen-Yu Liu · Taoyuan, TW

Key dates

• Filing date: Jun 8, 2017
• Grant date: Jan 8, 2019
• Expiry date: Jun 29, 2037

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2102/351

Abstract

Embodiments of the present disclosure disclose an organic light-emitting display panel and an organic light-emitting display device. The organic light-emitting display panel includes: a substrate; a first electrode and a second electrode that are stacked, wherein the first electrode and the second electrode are both located on the same side of the substrate; an organic light-emitting layer, which is located between the first electrode and the second electrode; an electron transport layer, which is located between the organic light-emitting layer and the second electrode; wherein, a rare earth transitional metal is also contained at any location between the surface of the second electrode away from the organic light-emitting layer and the surface of the electron transport layer near to the organic light-emitting layer.