Invention Grant
- Patent Title: Light emitting element ink and method of manufacturing display device
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Application No.: US17319602Application Date: 2021-05-13
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Publication No.: US12243963B2Publication Date: 2025-03-04
- Inventor: Hyo Jin Ko , Duk Ki Kim , Jun Bo Sim , Na Mi Hong , Yong Hwi Kim , Chang Hee Lee , Jae Kook Ha
- Applicant: Samsung Display Co., LTD.
- Applicant Address: KR Yongin-si
- Assignee: Samsung Display Co., LTD.
- Current Assignee: Samsung Display Co., LTD.
- Current Assignee Address: KR Yongin-si
- Agency: KILE PARK REED & HOUTTEMAN PLLC
- Priority: KR10-2020-0096767 20200803
- Main IPC: H01L33/26
- IPC: H01L33/26 ; C09D11/38 ; C09D11/50 ; C09K11/02 ; G02F1/167 ; H01L33/42 ; H01L33/50

Abstract:
A light emitting element ink comprises 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 plurality of semiconductor layers, and a thickener dispersed in the light emitting element solvent, wherein the thickener includes a compound represented by Chemical Structural Formula 1 as a polyol-based compound capable of forming a hydrogen bond with the light emitting element solvent or another thickener, and the thickener has a boiling point in a range of about 200° C. to about 450° C.
Public/Granted literature
- US20220037559A1 LIGHT EMITTING ELEMENT INK AND METHOD OF MANUFACTURING DISPLAY DEVICE Public/Granted day:2022-02-03
Information query
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