US 11,912,915 B2
Phosphine precursor for preparing quantum dot and quantum dot prepared therefrom
Hee Il Chae, Seoul (KR); Jeong Ho Park, Seoul (KR); Kyung Sil Yoon, Gyeonggi-do (KR); Ju-Sik Kang, Gyeonggi-do (KR); Yu Mi Chang, Gyeonggi-do (KR); Nam-Choul Yang, Seoul (KR); Jae Kyun Park, Seoul (KR); and Song Lee, Seoul (KR)
Assigned to SK Chemicals Co., Ltd., Gyeonggi-do (KR)
Appl. No. 16/489,412
Filed by SK CHEMICALS CO., LTD., Gyeonggi-do (KR)
PCT Filed Mar. 2, 2018, PCT No. PCT/KR2018/002543
§ 371(c)(1), (2) Date Aug. 28, 2019,
PCT Pub. No. WO2018/160037, PCT Pub. Date Sep. 7, 2018.
Claims priority of application No. 10-2017-0027887 (KR), filed on Mar. 3, 2017.
Prior Publication US 2020/0071608 A1, Mar. 5, 2020
Int. Cl. C09K 11/06 (2006.01); C07F 19/00 (2006.01); C09K 11/70 (2006.01); C07F 9/06 (2006.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01)
CPC C09K 11/06 (2013.01) [C07F 9/06 (2013.01); C07F 19/00 (2013.01); C09K 11/70 (2013.01); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01); C09K 2211/1014 (2013.01); C09K 2211/188 (2013.01)] 4 Claims
 
1. A phosphine precursor composition for preparation of a quantum dot, comprising a phosphine precursor selected from the group consisting of the following Structural Formulas, and tris(trimethylsilyl)phosphine at a mole ratio of 1:1:

OG Complex Work Unit Chemistry

OG Complex Work Unit Chemistry