Display panel, packaging cover plate and manufacturing method of the same for improved display and packaging effect

US11404662B2 · kind B2 · utility

Assignee

• BOE Technology Group Co., Ltd. · CN

Inventors

• Xinwei Gao · Lo Wu, CN
• Donghui Yu · Beijing, CN

Key dates

• Filing date: Jun 29, 2020
• Grant date: Aug 2, 2022
• Expiry date: Jul 10, 2040

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K59/8723

Abstract

This disclosure relates to a display panel, a packaging cover plate, and a manufacturing method of a packaging cover plate, and relates to the field of display technology. The packaging cover plate includes a base, a color film layer, and a blocking layer. The color film layer is disposed at a side of the base, and includes a pixel defining layer and a filter layer divided into a plurality of sub-pixels by the pixel defining layer. The blocking layer is disposed at a side of the color film layer away from the base and is capable of blocking gases. The packaging cover plate can improve packaging effect and ensure the display effect.