	US 12,344,784 B2
	Stabilized perovskite quantum dot material
Lutfan Sinatra, Thuwal (SA); Marat Lutfullin, Southampton (GB); and Osman Mohammed Bakr, Jeddah (SA)
Assigned to Quantum Advanced Solutions Limited, Kidlington (GB)
Filed by Quantum Advanced Solutions Ltd, Southampton (GB)
Filed on Aug. 31, 2021, as Appl. No. 17/463,298.
Claims priority of provisional application 63/181,112, filed on Apr. 28, 2021.
Claims priority of provisional application 63/072,886, filed on Aug. 31, 2020.
Prior Publication US 2022/0064524 A1, Mar. 3, 2022
Int. Cl. C09K 11/66 (2006.01); B82Y 20/00 (2011.01); B82Y 30/00 (2011.01); B82Y 40/00 (2011.01); C01G 21/00 (2006.01); C08F 2/50 (2006.01); C08F 20/06 (2006.01); C08J 5/18 (2006.01); C08K 3/22 (2006.01); C08K 3/36 (2006.01); C09K 11/02 (2006.01)

CPC C09K 11/665 (2013.01) [C01G 21/006 (2013.01); C08F 2/50 (2013.01); C08F 20/06 (2013.01); C08J 5/18 (2013.01); C08K 3/22 (2013.01); C08K 3/36 (2013.01); C09K 11/02 (2013.01); C09K 11/664 (2013.01); B82Y 20/00 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01P 2002/34 (2013.01); C01P 2004/64 (2013.01); C01P 2006/60 (2013.01); C08K 2003/2241 (2013.01); G02B 2207/101 (2013.01)]

15 Claims

1. A material comprising:

a monomer or a polymer;

perovskite quantum dots interspersed in the monomer or the polymer, each of the perovskite quantum dots independently having the formula: CsPbBr₃

an additive interspersed in the monomer or the polymer, the additive comprising:

(i) a bromide-based additive and

(ii) a light scattering agent is SrTiO₃, CaTiO₃, BaTiO₃, ZnTiO₃, Y₂O₃, or a combination thereof.