US 12,441,697 B2
Crosslinking ligand, method for patterning nanoparticle layer, quantum dot light-emitting device, and display device
Zhuo Chen, Beijing (CN)
Assigned to Beijing BOE Technology Development Co., Ltd., Beijing (CN)
Appl. No. 17/429,931
Filed by Beijing BOE Technology Development Co., Ltd., Beijing (CN); and BOE Technology Group Co., Ltd., Beijing (CN)
PCT Filed Feb. 20, 2021, PCT No. PCT/CN2021/077067
§ 371(c)(1), (2) Date Aug. 10, 2021,
PCT Pub. No. WO2021/164768, PCT Pub. Date Aug. 26, 2021.
Claims priority of application No. 20201010671.9 (CN), filed on Feb. 21, 2020.
Prior Publication US 2023/0140861 A1, May 11, 2023
Int. Cl. C07C 59/84 (2006.01); B82Y 40/00 (2011.01); C07C 321/30 (2006.01); C07C 323/19 (2006.01); C07C 323/22 (2006.01); C07D 303/34 (2006.01); C09K 11/02 (2006.01); G03F 7/004 (2006.01); H10K 50/115 (2023.01); H10K 71/00 (2023.01); H10K 71/20 (2023.01); H10K 71/40 (2023.01)
CPC C07D 303/34 (2013.01) [B82Y 40/00 (2013.01); C07C 59/84 (2013.01); C07C 321/30 (2013.01); C07C 323/19 (2013.01); C07C 323/22 (2013.01); C09K 11/02 (2013.01); G03F 7/004 (2013.01); H10K 71/00 (2023.02); H10K 71/40 (2023.02)] 19 Claims
OG exemplary drawing
 
1. A crosslinking ligand, comprising at least two coordinating groups, at least one photosensitive degradation group and at least one thermosensitive crosslinking group, both of which are connected between the coordinating groups,
wherein the photosensitive degradation group comprises o-nitrobenzyloxy, or benzyloxy acetal; the thermosensitive crosslinking group comprises phenyl sulfide or epoxy.