Display panel, display panel preparation method and display device

• Main Authors: HAO LIQIANG, MA ZHONGSHENG, LIU HONGJUN, MU XINJU, TANG PENGYU, GAO YUDI
• Format: Patent
• Language: Chinese; English
• Published: 01.08.2023
• Subjects: ELECTRICITY

The invention discloses a display panel, a display panel preparation method and a display device. The display panel comprises a first electrode layer, a pixel definition layer and an organic light-emitting layer, the first electrode layer comprises a plurality of strip-shaped electrodes, and the strip-shaped electrodes extend in the first direction and are arranged at intervals in the second direction; the pixel definition layer comprises a plurality of first dams and a plurality of second dams; the multiple first dams are arranged in an array and arranged between every two adjacent strip-shaped electrodes, and in the first direction, a gap exists between every two adjacent first dams; the second dam is arranged on the first electrode layer, extends in the second direction and is arranged in the interval; the first dams and the second dams enclose a plurality of pixel pits, and the organic light-emitting layers are arranged in the pixel pits; the first dam and the second dam are both made of hydrophobic mater