International Display Workshops General Incorporated Association

Proceedings of the International Display Workshops Volume 30 (IDW '23)

Proceedings of the International Display Workshops Volume 30 (IDW '23)

2023年12月6日 〜 2023年12月8日
TOKI MESSE Niigata Convention Center

17:00 〜 17:20

[MEET3-2 (Invited)] All Inkjet-Printed EL-QD Display with Cd Free QD Inks

*Masanobu Tanaka1, Jaekook Ha1, Yun Ku Jung1, Yeo-Geon Yoon1, Changhee Lee1 (1. Samsung Display Co., Ltd. (Korea))

Quantum Dot Light-emitting Diodes, Cadmium-Free, Ink Formulation, Top Emission, Inkjet Printing

https://doi.org/10.36463/idw.2023.0925

We demonstrate 12.4inch diagonal 182 ppi all inkjet-printed Cadmium-free Electroluminescent Quantum Dot (EL-QD) display. Here we have developed QD colloidal inks with optimized surface ligand, precise and stable Inkjet process and method to minimize intermixing between layers.