Patent ID: 11912911
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  G  B | IPC B  C  G

Claim 5:
6. A quantum dot surface-modified with a compound represented by Chemical Formula 1 or Chemical Formula 2:, wherein, in Chemical Formula 1 and Chemical Formula 2,
M is a metal atom,
L is a monovalent or divalent functional group comprising a substituted or unsubstituted C1 to C20 oxyalkylene group,
L1 is an oxygen atom, a sulfur atom, *—C(═O)O—*, or *—OC(═O)—*,
L2 and L3 are each independently *—C(═O)O—* or *—OC(═O)—*, and
n is an integer of 2 to 4,
wherein the compound represented by Chemical Formula 2 is represented by Chemical Formula 2A:, , and
wherein, in Chemical Formula 2A,
R1 is a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted epoxy group, a substituted or unsubstituted C6 to C20 aryl group, or a substituted or unsubstituted vinyl group,
L1 is an oxygen atom, a sulfur atom, *—C(═O)O—*, or *—OC(═O)—*,
L2 and L3 are each independently *—C(═O)O—* or *—OC(═O)—*,
L4 and L5 are each independently a substituted or unsubstituted C1 to C20 alkylene group,
L6 is a single bond or a substituted or unsubstituted C1 to C20 alkylene group,
L7 is a substituted or unsubstituted C3 to C20 cycloalkylene group, and
m1 and m2 are each independently an integer of 1 to 20.