Patent · US Active

Light emitting element ink and method of manufacturing display device

US12243963B2 · kind B2 · utility

0Cited by
1References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 2021
Grant dateMar 4, 2025
Priority date
Expiry dateJul 19, 2043

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K59/10
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.