US 12,297,211 B2
Color conversion composition, color conversion film including same, backlight unit, and display device
Milim Lee, Daejeon (KR); Seonkyoung Son, Daejeon (KR); Duy Hieu Le, Daejeon (KR); Sang Pil Moon, Daejeon (KR); and Hoyong Lee, Daejeon (KR)
Assigned to LG CHEM, LTD., Seoul (KR)
Appl. No. 17/293,076
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed Feb. 17, 2020, PCT No. PCT/KR2020/002231
§ 371(c)(1), (2) Date May 12, 2021,
PCT Pub. No. WO2020/175841, PCT Pub. Date Sep. 3, 2020.
Claims priority of application No. 10-2019-0023886 (KR), filed on Feb. 28, 2019.
Prior Publication US 2021/0403488 A1, Dec. 30, 2021
Int. Cl. C07D 519/00 (2006.01); C07F 5/02 (2006.01); C07F 7/08 (2006.01); G02F 1/13357 (2006.01); H10H 20/851 (2025.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01)
CPC C07D 519/00 (2013.01) [C07F 5/022 (2013.01); C07F 7/0812 (2013.01); G02F 1/133603 (2013.01); H10H 20/8512 (2025.01); H10K 85/40 (2023.02); H10K 85/622 (2023.02); H10K 85/624 (2023.02); H10K 85/626 (2023.02); H10K 85/636 (2023.02); H10K 85/655 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02)] 12 Claims
 
1. A color conversion composition comprising:
a compound selected from any one of compounds in the following Group I; and
a compound represented by the following Chemical Formula 2,
wherein the compound selected from any one of the compounds in the Group I and the compound represented by the Chemical Formula 2 have a molar ratio of 1:1 to 5:1:

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in the Chemical Formula 2,
X3 and X4 are the same as or different from each other, and each independently a halogen group; a cyano group; a hydroxyl group; —ORA; —C(═O)ORB; —OC(═O)RC; a substituted or unsubstituted C2 to C30 alkynyl group; or a substituted or unsubstituted C6 to C30 aryl group;
R11 to R16 are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a cyano group; —ORD; —C(═O)ORE; —SRI; —S(═O)2ORJ; a substituted or unsubstituted amine group; a substituted or unsubstituted silyl group; a substituted or unsubstituted C1 to C30 alkyl group; a substituted or unsubstituted C2 to C30 alkenyl group; a substituted or unsubstituted C2 to C30 alkynyl group; a substituted or unsubstituted C3 to C30 cycloalkyl group; a substituted or unsubstituted C6 to C30 aryl group; a substituted or unsubstituted C2 to C30 heteroaryl group; or a substituted or unsubstituted coumarin group, or adjacent groups bond to each other to form a ring;
R17 is hydrogen; deuterium; a halogen group; a cyano group; —ORD; —C(═O)ORE; —SRI; a substituted or unsubstituted amine group; a substituted or unsubstituted C1 to C30 alkyl group; a substituted or unsubstituted cyclohexyl group; a substituted or unsubstituted C6 to C30 aryl group; a substituted or unsubstituted C2 to C30 heteroaryl group; or a substituted or unsubstituted coumarin group; and
RA to RE, RI and RJ are the same as or different from each other, and each independently a substituted or unsubstituted alkyl group; a substituted or unsubstituted aryl group; a substituted or unsubstituted heteroaryl group; a substituted or unsubstituted coumarin group; or a substituted or unsubstituted naphthalimide group.