US 11,056,650 B2
Film of quantum dot, method for patterning the same and quantum dot light emitting device using the same
Moon Sung Kang, Seoul (KR); Jeong Ho Cho, Seoul (KR); and Jee Hye Yang, Bucheon-si (KR)
Assigned to Foundation of Soongsil University-Industry Cooperation, Seoul (KR); and Sogang University Research & Business Development Foundation, Seoul (KR)
Filed by FOUNDATION OF SOONGSIL UNIVERSITY-INDUSTRY COOPERATION, Seoul (KR); and SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION, Seoul (KR)
Filed on Apr. 8, 2019, as Appl. No. 16/377,885.
Claims priority of application No. 10-2018-0040804 (KR), filed on Apr. 9, 2018.
Prior Publication US 2019/0312204 A1, Oct. 10, 2019
Int. Cl. H01L 51/00 (2006.01); H01L 51/50 (2006.01)
CPC H01L 51/0018 (2013.01) [H01L 51/0003 (2013.01); H01L 51/502 (2013.01); H01L 51/504 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A quantum dot thin film, comprising:
quantum dots,
wherein the quantum dots are linked by cross-linking ligands surrounding the quantum dots with a photo cross-linker containing two or more azide groups, and,
wherein a distance between the quantum dots is increased by the ligands and the photo cross linker.