Light emitting element solvent light emitting element ink comprising the same and method of fabricating display device

• Main Authors: JUNG JAE HOON, YOO HEE YEON, HONG HYE JUNG, SONG KEUN KYU, IM HYUN DEOK, KANG JONG HYUK, CHO HYUN MIN, KIM BUEM JOON, JO SUNG CHAN, CHO EUN A
• Format: Patent
• Language: English; Korean
• Published: 26.07.2021
• Subjects: ADHESIVES; BASIC ELECTRIC ELEMENTS; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FILLING PASTES; INKS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; SEMICONDUCTOR DEVICES; USE OF MATERIALS THEREFOR; WOODSTAINS

A light emitting device solvent, a light emitting device ink including the same, and a method for manufacturing a display device are provided. The light emitting device ink includes: a light emitting device solvent; and a light emitting device that is dispersed in the light emitting device solvent, and includes a plurality of semiconductor layers and an insulating film surrounding the outer surface of the semiconductor layers, wherein the light emitting device solvent has a pKa range of 7 to 15. 발광 소자 용매, 이를 포함하는 발광 소자 잉크 및 표시 장치의 제조 방법이 제공된다. 발광 소자 잉크는 발광 소자 용매 및 상기 발광 소자 용매에 분산되고, 복수의 반도체층들 및 상기 반도체층들의 외면을 둘러싸는 절연막을 포함하는 발광 소자를 포함하고, 상기 발광 소자 용매는 pKa가 7 내지 15의 범위를 갖는 유기 용매이다.