US 12,331,234 B2
Quantum dot, curable composition comprising the same, cured layer using the composition, color filter including the cured layer, display device including the cured layer and method of manufacturing the cured layer
Jonggi Kim, Suwon-si (KR); Yonghee Kang, Suwon-si (KR); Dongjun Kim, Suwon-si (KR); Misun Kim, Suwon-si (KR); Minjee Park, Suwon-si (KR); Bumjin Lee, Suwon-si (KR); Jihyeon Yim, Suwon-si (KR); and Mi Jeong Choi, Suwon-si (KR)
Assigned to Samsung SDI Co., Ltd., Yongin-si (KR)
Filed by Samsung SDI Co., Ltd., Yongin-si (KR)
Filed on Jan. 14, 2020, as Appl. No. 16/742,855.
Claims priority of application No. 10-2019-0007594 (KR), filed on Jan. 21, 2019.
Prior Publication US 2020/0231871 A1, Jul. 23, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. C09K 11/02 (2006.01); C08F 2/40 (2006.01); C08F 292/00 (2006.01); G02B 5/23 (2006.01); G03F 7/20 (2006.01); B82Y 20/00 (2011.01); B82Y 30/00 (2011.01); C09D 11/38 (2014.01)
CPC C09K 11/02 (2013.01) [C08F 2/40 (2013.01); C08F 292/00 (2013.01); G02B 5/23 (2013.01); G03F 7/2018 (2013.01); B82Y 20/00 (2013.01); B82Y 30/00 (2013.01); C09D 11/38 (2013.01); G02B 2207/101 (2013.01)] 21 Claims
 
1. A quantum dot surface-modified with one or more compounds represented by Chemical Formula 1 to Chemical Formula 6 and Chemical Formula 8 to Chemical Formula 14:

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 1 to Chemical Formula 6,
R1 to R7 are each independently a substituted or unsubstituted C1 to C10 alkyl group or a substituted or unsubstituted C6 to C20 aryl group,
L1 and L5 are each independently a substituted or unsubstituted C3 to C10 alkylene group,
L2 to L4 and L7 to L16 are each independently a substituted or unsubstituted C1 to C10 alkylene group,
L6 is a substituted or unsubstituted C1 or C3 to C10 alkylene group,
n1 is an integer of 1 to 10, and
n2 to n7 are each independently an integer of 0 to 10,

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 8 to Chemical Formula 9,
R9 in Chemical Formula 9 is a substituted or unsubstituted C1 to C10 alkyl group,
L19 to L23 are each independently a substituted or unsubstituted C1 to C10 alkylene group, and
n9 to n10 are each independently an integer of 0 to 10,

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 10 to Chemical Formula 13,
R10 in Chemical Formula 10 is a substituted or unsubstituted C2 to C10 alkyl group,
R11 to R15 in Chemical Formula 11 to Chemical Formula 13 are each independently a hydrogen atom or a substituted or unsubstituted C1 to C10 alkyl group,
L24 to L29 are each independently a substituted or unsubstituted C1 to C10 alkylene group, and
n11 to n16 are each independently an integer of 0 to 10,

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 14,
R16 to R18 are each independently a substituted or unsubstituted C1 to C10 alkyl group,
L30 to L32 are each independently a substituted or unsubstituted C1 to C10 alkylene group, and
n17 to n19 are each independently an integer of 0 to 10.