US 11,730,051 B2
Perovskite light-emitting device
Tae-Woo Lee, Pohang-si (KR); Sanghyuk Im, Hwaseong-si (KR); Himchan Cho, Daegu (KR); and Young-Hoon Kim, Daejeon (KR)
Assigned to SN DISPLAY CO., LTD.
Filed by SN DISPLAY CO., LTD., Seoul (KR)
Filed on Mar. 25, 2021, as Appl. No. 17/213,211.
Application 17/213,211 is a continuation of application No. 16/398,230, filed on Apr. 29, 2019, granted, now 10,964,896.
Application 16/398,230 is a continuation of application No. 15/524,489, granted, now 10,276,807, issued on Apr. 30, 2019, previously published as PCT/KR2015/011963, filed on Nov. 6, 2015.
Claims priority of application No. 10-2014-0153965 (KR), filed on Nov. 6, 2014; and application No. 10-2015-0156173 (KR), filed on Nov. 6, 2015.
Prior Publication US 2021/0265574 A1, Aug. 26, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H01L 31/00 (2006.01); H01L 33/00 (2010.01); H10K 85/30 (2023.01); C09K 11/02 (2006.01); H01L 31/032 (2006.01); H01L 31/0352 (2006.01); H10K 50/115 (2023.01); H10K 85/10 (2023.01); H10K 85/60 (2023.01); C01G 21/16 (2006.01); C07F 7/24 (2006.01); C09K 11/06 (2006.01); C09K 11/66 (2006.01); H10K 30/35 (2023.01); H10K 30/82 (2023.01); H10K 30/30 (2023.01); H10K 50/18 (2023.01); H10K 50/81 (2023.01); H10K 71/12 (2023.01); H10K 102/10 (2023.01); B82Y 20/00 (2011.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01)
CPC H10K 85/30 (2023.02) [C01G 21/16 (2013.01); C07F 7/24 (2013.01); C09K 11/025 (2013.01); C09K 11/06 (2013.01); C09K 11/665 (2013.01); H01L 31/00 (2013.01); H01L 31/032 (2013.01); H01L 31/0352 (2013.01); H10K 50/115 (2023.02); H10K 85/10 (2023.02); H10K 85/1135 (2023.02); H10K 85/141 (2023.02); H10K 85/6572 (2023.02); B82Y 20/00 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01P 2002/34 (2013.01); C01P 2002/60 (2013.01); C01P 2004/64 (2013.01); C01P 2006/40 (2013.01); C09K 2211/10 (2013.01); C09K 2211/188 (2013.01); H10K 30/35 (2023.02); H10K 30/353 (2023.02); H10K 30/82 (2023.02); H10K 50/18 (2023.02); H10K 50/81 (2023.02); H10K 71/12 (2023.02); H10K 85/631 (2023.02); H10K 2102/103 (2023.02); Y10S 977/774 (2013.01); Y10S 977/788 (2013.01); Y10S 977/813 (2013.01); Y10S 977/892 (2013.01); Y10S 977/896 (2013.01); Y10S 977/948 (2013.01); Y10S 977/95 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A particle comprising:
one or more nanocrystals of a perovskite having a two-dimensional structure that is configured to emit light by their crystal structure; and
a plurality of ligands attached to the one or more nanocrystals and configured to make the one or more nanocrystals more dispersible in a medium than without such ligands.