公开(公告)号：US11787964B2

公开(公告)日：2023-10-17

申请号：US17233288

申请日：2021-04-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Bo Sim ,  Hyo Jin Ko ,  Duk Ki Kim ,  Chang Hee Lee ,  Jae Kook Ha

IPC: C09D11/38 ,  C09D11/50 ,  H10K50/844 ,  H10K71/00 ,  C09K11/06

CPC classification number: C09D11/38 ,  C09D11/50 ,  H10K50/844 ,  H10K71/00 ,  C09K11/06 ,  C09K2211/10

Abstract: A light emitting element ink and a method of manufacturing a display device are provided. The light emitting element ink includes a light emitting element solvent, a light emitting element dispersed in the light emitting element solvent, the light emitting element including a plurality of semiconductor layers and an insulating film surrounding outer surfaces of the semiconductor layers, a thickener dispersed in the light emitting element solvent, wherein a compound of the thickener includes a functional group capable of forming a hydrogen bond together with a compound of the light emitting element solvent or another compound of the thickener and the compound of the thickener is represented by Chemical Formula 1.