CADMIUM-FREE QUANTUM DOT COMPLEX QUANTUM DOT FILM AND WAVELENGTH CONVERSION SHEET CONTAINING THE SAME

• Main Authors: LEE BONG JAE, CHOI JAE GYUN, LEE SANG HUN, AHN SI HONG, KWON, OH KWAN, BAE JU YEON
• Format: Patent
• Language: English; Korean
• Published: 27.07.2023
• Subjects: ADHESIVES; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; DYES; GENERAL PROCESSES OF COMPOUNDING; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PHYSICS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING-UP

The present invention relates to a cadmium-free quantum dot complex and a quantum dot film and wavelength conversion sheet including the same and, more specifically, to an eco-friendly cadmium-free quantum dot complex which is cadmium-free and has excellent color reproduction rate, and a quantum dot film and wavelength conversion sheet including the same. The cadmium-free quantum dot complex comprises: non-cadmium quantum dots; and a light absorbing agent. 본 발명은 비카드뮴계 양자점 복합체 및 이를 포함하는 양자점 필름에 관한 것으로서, 보다 상세하게는 카드뮴을 포함하지 않으면서도(cadmium-free) 우수한 색재현율을 가지는 친환경적인 비카드뮴계 양자점 복합체, 이를 포함하는 양자점 필름 및 파장 변환 시트에 관한 것이다.