Patent ID: 11858950
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 10:
11. The photoelectric diode of claim 8, wherein R1 and R2 are independently represented by one of Chemical Formulae A-1 to A-4:, wherein, in Chemical Formulae A-1 to A-4,
W1 is a single bond, O, S, Se, Te, CRfRg, or SiRhRi,
W2 is O, S, Se, Te, CRjRk, or SiRlRm,
R18 to R25 and Rf to Rm are independently hydrogen, 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 C1 to C30 alkoxy group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C3 to C30 heterocyclic group, a substituted or unsubstituted amine group, a substituted or unsubstituted silyl group, a halogen, or a combination thereof,
R18 and R19 are independently present or are linked with each other to form a ring,
R20 and R21 are independently present or are linked with each other to form a ring,
R22 and R23 are independently present or are linked with each other to form a ring,
R24 and R25 are independently present or are linked with each other to form a ring,
Rf and Rg are independently present or are linked with each other to form a ring,
Rh and Ri are independently present or are linked with each other to form a ring,
Rj and Rk are independently present or are linked with each other to form a ring,
Rl and Rm are independently present or are linked with each other to form a ring, and
* is a bond with Chemical Formula 1.