Patent ID: 11870004
Assignee: HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H  B | IPC B  H

Claim 4:
5. The quantum dot light-emitting device according to claim 4, further comprising:
an anode, a hole injection layer and a cathode,
wherein the hole transport layer and the hole injection layer are any one selected from poly(ethylenedioxythiophene):polystyrene sulphonate (PEDOT:PSS), poly[(9, 9-dioctyl-fluorenyl-2, 7-diyl)-co-(4, 4′-(N-(p-butylphenyl))diphenylamine)] (TFB), poly(9-vinylcarbazole) (PVK), N, N, N, N′, N′-tetrakis(4-methoxyphenyl)-benzidine (TPD), poly-TPD, 4, 4′, 4″-tris(N-carbazolyl)-triphenylamine (TCTA), N, N′-bis(naphthalen-1-yl)-N, N′bis(phenyl)-9, 9-spiro-bifluorene (spiro-NPB), dipyrazino[2, 3-f:2′, 3′-h]quinoxaline-2, 3, 6, 7, 10, 11-hexacarbonitrile (HATCN), 1, 1-bis[(di-4-tolylamino)phenylcyclohexane (TAPC), p-type metal oxide and a combination thereof.