Encapsulation composition and light emitting device

• Main Authors: LEE JOOYOUNG, KIM KYOUNGJONG
• Format: Patent
• Language: English; Korean
• Published: 24.03.2023
• Subjects: ADHESIVES; BASIC ELECTRIC ELEMENTS; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; DYES; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FILLING PASTES; INKS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; 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

The present invention provides an encapsulant composition and a light emitting device including an organic cured film of the encapsulant composition, wherein the encapsulant composition includes: a monomer compound; and an initiator, the monomer compound includes: a first monomer; and a second monomer, the first monomer is represented by chemical formula 1, the second monomer includes a multifunctional monomer having two or more functional groups, and the functional group includes at least one of acrylate and methacrylate. 본 발명은 모노머 화합물; 및 개시제;를 포함하고, 상기 모노머 화합물은, 제1 모노머; 및 제2 모노머를 포함하고, 상기 제1 모노머는 화학식 1로 표시되고, 상기 제2 모노머는 2개 이상의 관능기를 가지는 다관능 모노머를 포함하고, 상기 관능기는 아크릴레이트(acrylate) 및 메타크릴레이트(methacrylate) 중 적어도 어느 하나를 포함하는 봉지재 조성물 및 상기 봉지재 조성물의 유기 경화막을 포함하는 발광 소자를 제공한다.