Display substrate having a display region and a non-display region surrounding the display region and method for manufacturing the same

US12016221B2 · kind B2 · utility

Assignees

• Chengdu BOE Optoelectronics Technology Co., Ltd. · CN
• BOE Technology Group Co., Ltd. · CN

Inventors

• Jie Dai · Beijing, CN
• Pengfei Yu · Beijing, CN
• Siyu Wang · Nanjing, CN
• Shun Zhang · Shandong, CN
• Yi Zhang · Redwood City, US
• Tingliang Liu · Beijing, CN
• Sen Du · Beijing, CN
• Li Song · Dongguan, CN

Key dates

• Filing date: Sep 2, 2020
• Grant date: Jun 18, 2024
• Expiry date: Jan 3, 2042

Classification

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

Abstract

A display substrate, a method for manufacturing the display substrate and a display device are provided. The display substrate includes a display region and a non-display region surrounding the display region. The display substrate further includes: an organic functional layer including a first portion located in the display region and a second portion located in the non-display region. The second portion is provided with at least one isolation groove, and is partitioned into at least two separate sub-portions by the at least one isolation groove, and the at least two sub-portions are arranged sequentially along a first direction from the display region to a boundary of the display substrate.