display apparatus and composition for forming bank

• Main Authors: LAZO MARTINEZ ISRAEL ESTEBAN, YOON HYUNG GUEN, HONG SUNG HWAN, KANG SUK HOON, SHIN BEOM SOO
• Format: Patent
• Language: English; Korean
• Published: 09.08.2024
• Subjects: APPARATUS SPECIALLY ADAPTED THEREFOR; CHEMISTRY; CINEMATOGRAPHY; COMPOSITIONS BASED THEREON; ELECTRICITY; ELECTROGRAPHY; HOLOGRAPHY; MATERIALS THEREFOR; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; ORIGINALS THEREFOR; PHOTOGRAPHY; PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES; PHYSICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

본 발명의 일 실시예는, 복수의 뱅크를 포함하며, 상기 복수의 뱅크는 각각 제1 산란 입자, 제2 산란 입자, 및 안료를 포함하고, 제1 산란 입자의 평균 직경(D50)과 제2 산란 입자의 평균 직경(D50)은 상이하며, 제1 산란 입자의 평균 직경은 150nm 이상 내지 200nm 이하인, 디스플레이 장치를 제공한다. A display apparatus includes a substrate on which a plurality of light-emitting devices are located; a plurality of color conversion layers on the substrate and corresponding to the plurality of light-emitting devices; and a plurality of banks among the plurality of color conversion layers, wherein each of the plurality of banks includes first scattering particles, second scattering particles, and a pigment, and the average diameter (D50) of the first scattering particles and the average diameter (D50) of the second scattering particles are different from each other, and the average diameter of the first scattering particles is at least about 150 nm and at most (e.g., not more than) about 200 nm.