INK METHOD FOR MANUFACTURING DISPLAY DEVICE USING THE SAME AND DISPLAY DEVICE

• Main Authors: HA JAE KOOK, KIM DUK KI, KO HYO JIN, LEE WON HO, IM HYUN DEOK, SIM JUN BO, LEE CHANG HEE, HONGMI, KANG JONG HYUK, CHO EUN A
• Format: Patent
• Language: English; Korean
• Published: 30.03.2022
• 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

According to one embodiment of the present invention, ink for manufacturing display devices can be provided, the ink comprising: a first solvent; and a light-emitting diode dispersed in the first solvent. The light emitting diode comprises: a first semiconductor layer including a first type of semiconductor; and a second semiconductor layer including a second type of semiconductor different from the first type of semiconductor, wherein the ink has an electrical conductivity of 1.5 μS/m or less. 본 발명의 일 실시예에 의하면, 표시 장치 제조용 잉크로서, 제1 용매; 및 상기 제1 용매에 분산된 발광 소자를 포함하고, 상기 발광 소자는 제1 타입의 반도체를 포함하는 제1 반도체층 및 상기 제1 타입과는 상이한 제2 타입의 반도체를 포함하는 제2 반도체층을 포함하고, 상기 잉크의 전기 전도도는 1.5JPEGpat00016.jpg510 이하인, 잉크가 제공될 수 있다.