US 12,193,251 B2
Quantum dot composition, method of manufacturing display device including the same, and display device manufactured by the display device manufacturing method
Soodong Kim, Hwaseong-si (KR); and Woo-Man Ji, Anyang-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., Ltd, Yongin-si (KR)
Filed on May 10, 2022, as Appl. No. 17/741,373.
Claims priority of application No. 10-2021-0106422 (KR), filed on Aug. 12, 2021.
Prior Publication US 2023/0050437 A1, Feb. 16, 2023
Int. Cl. H10K 50/115 (2023.01); B82Y 15/00 (2011.01); B82Y 30/00 (2011.01); H10K 85/10 (2023.01); H10K 102/00 (2023.01)
CPC H10K 50/115 (2023.02) [H10K 85/10 (2023.02); B82Y 15/00 (2013.01); B82Y 30/00 (2013.01); H10K 2102/00 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A quantum dot composition comprising:
a scatterer that includes an inorganic material;
a quantum dot that includes a core and a shell surrounding the core;
a ligand binding to the quantum dot;
a polymer resin in which the quantum dot and the scatterer are dispersed; and
a dispersant that includes at least one of an acidic substituent or a basic substituent,
wherein at least one of the polymer resin or the dispersant comprises a same material as the shell.