KR20200129097A - 유기 전계 발광 소자 - Google Patents
유기 전계 발광 소자 Download PDFInfo
- Publication number
- KR20200129097A KR20200129097A KR1020207024007A KR20207024007A KR20200129097A KR 20200129097 A KR20200129097 A KR 20200129097A KR 1020207024007 A KR1020207024007 A KR 1020207024007A KR 20207024007 A KR20207024007 A KR 20207024007A KR 20200129097 A KR20200129097 A KR 20200129097A
- Authority
- KR
- South Korea
- Prior art keywords
- group
- aromatic
- substituted
- carbon atoms
- unsubstituted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 claims abstract description 98
- 230000003111 delayed effect Effects 0.000 claims abstract description 34
- -1 carbazole compound Chemical class 0.000 claims abstract description 32
- UJOBWOGCFQCDNV-UHFFFAOYSA-N Carbazole Natural products C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 claims abstract description 24
- 125000001153 fluoro group Chemical group F* 0.000 claims abstract description 15
- 125000001424 substituent group Chemical group 0.000 claims abstract description 14
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 13
- 125000004432 carbon atom Chemical group C* 0.000 claims description 76
- 125000003118 aryl group Chemical group 0.000 claims description 74
- 150000001875 compounds Chemical class 0.000 claims description 72
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 54
- 125000006615 aromatic heterocyclic group Chemical group 0.000 claims description 46
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims description 44
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 claims description 20
- 230000005284 excitation Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- IYYZUPMFVPLQIF-UHFFFAOYSA-N dibenzothiophene Chemical compound C1=CC=C2C3=CC=CC=C3SC2=C1 IYYZUPMFVPLQIF-UHFFFAOYSA-N 0.000 claims description 14
- 125000000623 heterocyclic group Chemical group 0.000 claims description 11
- 125000001931 aliphatic group Chemical group 0.000 claims description 10
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 7
- 150000004945 aromatic hydrocarbons Chemical group 0.000 claims description 4
- 125000006267 biphenyl group Chemical group 0.000 claims description 4
- 150000001721 carbon Chemical class 0.000 claims description 4
- 125000004986 diarylamino group Chemical group 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- PJVZQNVOUCOJGE-CALCHBBNSA-N chembl289853 Chemical compound N1([C@H]2CC[C@H](O2)N2[C]3C=CC=CC3=C3C2=C11)C2=CC=C[CH]C2=C1C1=C3C(=O)N(C)C1=O PJVZQNVOUCOJGE-CALCHBBNSA-N 0.000 abstract description 3
- 229960005544 indolocarbazole Drugs 0.000 abstract 1
- 125000004433 nitrogen atom Chemical group N* 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 129
- 230000000903 blocking effect Effects 0.000 description 32
- 238000002347 injection Methods 0.000 description 22
- 239000007924 injection Substances 0.000 description 22
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 21
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 20
- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 description 20
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 18
- 239000002019 doping agent Substances 0.000 description 18
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 17
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 16
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 16
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 14
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 description 14
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 description 14
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 14
- 230000005525 hole transport Effects 0.000 description 14
- VLLMWSRANPNYQX-UHFFFAOYSA-N thiadiazole Chemical compound C1=CSN=N1.C1=CSN=N1 VLLMWSRANPNYQX-UHFFFAOYSA-N 0.000 description 14
- KDCGOANMDULRCW-UHFFFAOYSA-N 7H-purine Chemical compound N1=CNC2=NC=NC2=C1 KDCGOANMDULRCW-UHFFFAOYSA-N 0.000 description 12
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 12
- IQZZFVDIZRWADY-UHFFFAOYSA-N isocoumarin Chemical compound C1=CC=C2C(=O)OC=CC2=C1 IQZZFVDIZRWADY-UHFFFAOYSA-N 0.000 description 12
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 description 12
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 description 12
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 11
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 10
- CUFNKYGDVFVPHO-UHFFFAOYSA-N azulene Chemical compound C1=CC=CC2=CC=CC2=C1 CUFNKYGDVFVPHO-UHFFFAOYSA-N 0.000 description 10
- 239000000758 substrate Substances 0.000 description 10
- 229930192474 thiophene Natural products 0.000 description 10
- 239000010408 film Substances 0.000 description 9
- BBEAQIROQSPTKN-UHFFFAOYSA-N pyrene Chemical compound C1=CC=C2C=CC3=CC=CC4=CC=C1C2=C43 BBEAQIROQSPTKN-UHFFFAOYSA-N 0.000 description 9
- DXBHBZVCASKNBY-UHFFFAOYSA-N 1,2-Benz(a)anthracene Chemical compound C1=CC=C2C3=CC4=CC=CC=C4C=C3C=CC2=C1 DXBHBZVCASKNBY-UHFFFAOYSA-N 0.000 description 8
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical compound C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 description 8
- FMMWHPNWAFZXNH-UHFFFAOYSA-N Benz[a]pyrene Chemical compound C1=C2C3=CC=CC=C3C=C(C=C3)C2=C2C3=CC=CC2=C1 FMMWHPNWAFZXNH-UHFFFAOYSA-N 0.000 description 8
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 8
- FTOVXSOBNPWTSH-UHFFFAOYSA-N benzo[b]fluoranthene Chemical compound C12=CC=CC=C1C1=CC3=CC=CC=C3C3=C1C2=CC=C3 FTOVXSOBNPWTSH-UHFFFAOYSA-N 0.000 description 8
- WDECIBYCCFPHNR-UHFFFAOYSA-N chrysene Chemical compound C1=CC=CC2=CC=C3C4=CC=CC=C4C=CC3=C21 WDECIBYCCFPHNR-UHFFFAOYSA-N 0.000 description 8
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 8
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 8
- OWQPOVKKUWUEKE-UHFFFAOYSA-N 1,2,3-benzotriazine Chemical compound N1=NN=CC2=CC=CC=C21 OWQPOVKKUWUEKE-UHFFFAOYSA-N 0.000 description 7
- BCMCBBGGLRIHSE-UHFFFAOYSA-N 1,3-benzoxazole Chemical compound C1=CC=C2OC=NC2=C1 BCMCBBGGLRIHSE-UHFFFAOYSA-N 0.000 description 7
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 description 7
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 description 7
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 description 7
- RFRXIWQYSOIBDI-UHFFFAOYSA-N benzarone Chemical compound CCC=1OC2=CC=CC=C2C=1C(=O)C1=CC=C(O)C=C1 RFRXIWQYSOIBDI-UHFFFAOYSA-N 0.000 description 7
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 description 7
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 description 7
- ZLTPDFXIESTBQG-UHFFFAOYSA-N isothiazole Chemical compound C=1C=NSC=1 ZLTPDFXIESTBQG-UHFFFAOYSA-N 0.000 description 7
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical compound C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 description 7
- JWVCLYRUEFBMGU-UHFFFAOYSA-N quinazoline Chemical compound N1=CN=CC2=CC=CC=C21 JWVCLYRUEFBMGU-UHFFFAOYSA-N 0.000 description 7
- 150000003536 tetrazoles Chemical class 0.000 description 7
- 150000003852 triazoles Chemical class 0.000 description 7
- FNQJDLTXOVEEFB-UHFFFAOYSA-N 1,2,3-benzothiadiazole Chemical compound C1=CC=C2SN=NC2=C1 FNQJDLTXOVEEFB-UHFFFAOYSA-N 0.000 description 6
- CSNIZNHTOVFARY-UHFFFAOYSA-N 1,2-benzothiazole Chemical compound C1=CC=C2C=NSC2=C1 CSNIZNHTOVFARY-UHFFFAOYSA-N 0.000 description 6
- BAXOFTOLAUCFNW-UHFFFAOYSA-N 1H-indazole Chemical compound C1=CC=C2C=NNC2=C1 BAXOFTOLAUCFNW-UHFFFAOYSA-N 0.000 description 6
- ZPSJGADGUYYRKE-UHFFFAOYSA-N 2H-pyran-2-one Chemical compound O=C1C=CC=CO1 ZPSJGADGUYYRKE-UHFFFAOYSA-N 0.000 description 6
- GOLORTLGFDVFDW-UHFFFAOYSA-N 3-(1h-benzimidazol-2-yl)-7-(diethylamino)chromen-2-one Chemical compound C1=CC=C2NC(C3=CC4=CC=C(C=C4OC3=O)N(CC)CC)=NC2=C1 GOLORTLGFDVFDW-UHFFFAOYSA-N 0.000 description 6
- 239000005964 Acibenzolar-S-methyl Substances 0.000 description 6
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 description 6
- VOLMSPGWNYJHQQ-UHFFFAOYSA-N Pyranone Natural products CC1=C(O)C(=O)C(O)CO1 VOLMSPGWNYJHQQ-UHFFFAOYSA-N 0.000 description 6
- 150000001491 aromatic compounds Chemical class 0.000 description 6
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 6
- 239000012964 benzotriazole Substances 0.000 description 6
- OTAFHZMPRISVEM-UHFFFAOYSA-N chromone Chemical compound C1=CC=C2C(=O)C=COC2=C1 OTAFHZMPRISVEM-UHFFFAOYSA-N 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- CTAPFRYPJLPFDF-UHFFFAOYSA-N isoxazole Chemical compound C=1C=NOC=1 CTAPFRYPJLPFDF-UHFFFAOYSA-N 0.000 description 6
- LFSXCDWNBUNEEM-UHFFFAOYSA-N phthalazine Chemical compound C1=NN=CC2=CC=CC=C21 LFSXCDWNBUNEEM-UHFFFAOYSA-N 0.000 description 6
- HXGDTGSAIMULJN-UHFFFAOYSA-N acetnaphthylene Natural products C1=CC(C=C2)=C3C2=CC=CC3=C1 HXGDTGSAIMULJN-UHFFFAOYSA-N 0.000 description 5
- 125000003545 alkoxy group Chemical group 0.000 description 5
- 238000000295 emission spectrum Methods 0.000 description 5
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 125000005580 triphenylene group Chemical group 0.000 description 5
- YFIJJNAKSZUOLT-UHFFFAOYSA-N Anthanthrene Chemical compound C1=C(C2=C34)C=CC=C2C=CC3=CC2=CC=CC3=CC=C1C4=C32 YFIJJNAKSZUOLT-UHFFFAOYSA-N 0.000 description 4
- GYFAGKUZYNFMBN-UHFFFAOYSA-N Benzo[ghi]perylene Chemical group C1=CC(C2=C34)=CC=C3C=CC=C4C3=CC=CC4=CC=C1C2=C43 GYFAGKUZYNFMBN-UHFFFAOYSA-N 0.000 description 4
- XBDYBAVJXHJMNQ-UHFFFAOYSA-N Tetrahydroanthracene Natural products C1=CC=C2C=C(CCCC3)C3=CC2=C1 XBDYBAVJXHJMNQ-UHFFFAOYSA-N 0.000 description 4
- SLGBZMMZGDRARJ-UHFFFAOYSA-N Triphenylene Natural products C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C2=C1 SLGBZMMZGDRARJ-UHFFFAOYSA-N 0.000 description 4
- 150000004982 aromatic amines Chemical class 0.000 description 4
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 4
- VPUGDVKSAQVFFS-UHFFFAOYSA-N coronene Chemical compound C1=C(C2=C34)C=CC3=CC=C(C=C3)C4=C4C3=CC=C(C=C3)C4=C2C3=C1 VPUGDVKSAQVFFS-UHFFFAOYSA-N 0.000 description 4
- DHFABSXGNHDNCO-UHFFFAOYSA-N dibenzoselenophene Chemical compound C1=CC=C2C3=CC=CC=C3[se]C2=C1 DHFABSXGNHDNCO-UHFFFAOYSA-N 0.000 description 4
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 4
- 238000004770 highest occupied molecular orbital Methods 0.000 description 4
- 150000002431 hydrogen Chemical class 0.000 description 4
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 4
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 description 4
- GBROPGWFBFCKAG-UHFFFAOYSA-N picene Chemical compound C1=CC2=C3C=CC=CC3=CC=C2C2=C1C1=CC=CC=C1C=C2 GBROPGWFBFCKAG-UHFFFAOYSA-N 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- IFLREYGFSNHWGE-UHFFFAOYSA-N tetracene Chemical compound C1=CC=CC2=CC3=CC4=CC=CC=C4C=C3C=C21 IFLREYGFSNHWGE-UHFFFAOYSA-N 0.000 description 4
- 238000001771 vacuum deposition Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N N-phenyl amine Natural products NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 125000005103 alkyl silyl group Chemical group 0.000 description 3
- 125000004414 alkyl thio group Chemical group 0.000 description 3
- 150000001716 carbazoles Chemical class 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 230000001747 exhibiting effect Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- VVVPGLRKXQSQSZ-UHFFFAOYSA-N indolo[3,2-c]carbazole Chemical class C1=CC=CC2=NC3=C4C5=CC=CC=C5N=C4C=CC3=C21 VVVPGLRKXQSQSZ-UHFFFAOYSA-N 0.000 description 3
- 125000001624 naphthyl group Chemical group 0.000 description 3
- 150000004866 oxadiazoles Chemical class 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 150000004033 porphyrin derivatives Chemical class 0.000 description 3
- 125000004076 pyridyl group Chemical group 0.000 description 3
- 125000000714 pyrimidinyl group Chemical group 0.000 description 3
- NAWXUBYGYWOOIX-SFHVURJKSA-N (2s)-2-[[4-[2-(2,4-diaminoquinazolin-6-yl)ethyl]benzoyl]amino]-4-methylidenepentanedioic acid Chemical compound C1=CC2=NC(N)=NC(N)=C2C=C1CCC1=CC=C(C(=O)N[C@@H](CC(=C)C(O)=O)C(O)=O)C=C1 NAWXUBYGYWOOIX-SFHVURJKSA-N 0.000 description 2
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 2
- VERMWGQSKPXSPZ-BUHFOSPRSA-N 1-[(e)-2-phenylethenyl]anthracene Chemical class C=1C=CC2=CC3=CC=CC=C3C=C2C=1\C=C\C1=CC=CC=C1 VERMWGQSKPXSPZ-BUHFOSPRSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 239000004305 biphenyl Substances 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 125000004093 cyano group Chemical group *C#N 0.000 description 2
- LHRCREOYAASXPZ-UHFFFAOYSA-N dibenz[a,h]anthracene Chemical compound C1=CC=C2C(C=C3C=CC=4C(C3=C3)=CC=CC=4)=C3C=CC2=C1 LHRCREOYAASXPZ-UHFFFAOYSA-N 0.000 description 2
- 125000004988 dibenzothienyl group Chemical group C1(=CC=CC=2SC3=C(C21)C=CC=C3)* 0.000 description 2
- DKHNGUNXLDCATP-UHFFFAOYSA-N dipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile Chemical compound C12=NC(C#N)=C(C#N)N=C2C2=NC(C#N)=C(C#N)N=C2C2=C1N=C(C#N)C(C#N)=N2 DKHNGUNXLDCATP-UHFFFAOYSA-N 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 150000008376 fluorenones Chemical class 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- QSQIGGCOCHABAP-UHFFFAOYSA-N hexacene Chemical compound C1=CC=CC2=CC3=CC4=CC5=CC6=CC=CC=C6C=C5C=C4C=C3C=C21 QSQIGGCOCHABAP-UHFFFAOYSA-N 0.000 description 2
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- 150000002460 imidazoles Chemical class 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 229940079865 intestinal antiinfectives imidazole derivative Drugs 0.000 description 2
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 2
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000012044 organic layer Substances 0.000 description 2
- SLIUAWYAILUBJU-UHFFFAOYSA-N pentacene Chemical compound C1=CC=CC2=CC3=CC4=CC5=CC=CC=C5C=C4C=C3C=C21 SLIUAWYAILUBJU-UHFFFAOYSA-N 0.000 description 2
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 2
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- 238000001296 phosphorescence spectrum Methods 0.000 description 2
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- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
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- 125000002541 furyl group Chemical group 0.000 description 1
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- KDEZIUOWTXJEJK-UHFFFAOYSA-N heptacene Chemical compound C1=CC=CC2=CC3=CC4=CC5=CC6=CC7=CC=CC=C7C=C6C=C5C=C4C=C3C=C21 KDEZIUOWTXJEJK-UHFFFAOYSA-N 0.000 description 1
- 150000007857 hydrazones Chemical class 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
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- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
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- 230000003647 oxidation Effects 0.000 description 1
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- 229920003227 poly(N-vinyl carbazole) Polymers 0.000 description 1
- 229920000553 poly(phenylenevinylene) Polymers 0.000 description 1
- 229920002098 polyfluorene Polymers 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical class C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 1
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- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical class [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
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Abstract
Description
2: 양극
3: 정공 주입층
4: 정공 수송층
5: 발광층
6: 전자 수송층
7: 음극
Claims (10)
- 대향하는 양극과 음극 사이에 하나 이상의 발광층을 포함하는 유기 전계 발광 소자로서, 적어도 하나의 발광층이, 하기 일반식(1)로 나타내는 화합물을 열활성화 지연 형광발광 재료로서 함유하는 것을 특징으로 하는 유기 전계 발광 소자.
[화학식 1]
여기서, Z는 식(1a)로 나타내는 축합 방향족 복소환기이고, 환A는 식(1b)로 나타내는 방향족 탄화수소환이며, 환B는 식(1c)로 나타내는 복소환이고, 환A 및 환B는 각각 인접하는 환과 임의의 위치에서 축합한다.
Ar1은 치환 혹은 미치환의 탄소수 6~30의 방향족 탄화수소기, 치환 혹은 미치환의 탄소수 3~17의 방향족 복소환기, 또는 상기 방향족 탄화수소기 및 상기 방향족 복소환기에서 선택되는 방향족기의 방향환이 2~6개 연결되어 구성되는 연결 방향족기이다.
Ar2는 적어도 하나의 불소 원자를 가지는, 치환 혹은 미치환의 탄소수 6~30의 방향족 탄화수소기, 치환 혹은 미치환의 탄소수 3~17의 방향족 복소환기, 또는 상기 방향족 탄화수소기 및 상기 방향족 복소환기에서 선택되는 방향족기의 방향환이 2~6개 연결되어 구성되는 연결 방향족기이다. Ar1, Ar2가 연결 방향족기인 경우, 연결되는 방향족환은 동일해도 되고 달라도 되며, 직쇄상이어도 되고 분기상이어도 된다.
R1은 독립적으로 탄소수 1~10의 지방족 탄화수소기, 치환 혹은 미치환의 탄소수 12~44의 디아릴아미노기, 치환 혹은 미치환의 탄소수 6~18의 방향족 탄화수소기, 또는 치환 혹은 미치환의 탄소수 3~17의 방향족 복소환기이다. n은 1~2의 정수를 나타내고, a는 0~4의 정수를 나타내며, b는 0~2의 정수를 나타낸다. - 제1항에 있어서,
Ar2가 적어도 하나의 불소 원자를 가지는, 치환 혹은 미치환의 페닐기 또는 치환 혹은 미치환의 비페닐기인 것을 특징으로 하는 유기 전계 발광 소자. - 제1항에 있어서,
열활성화 지연 형광재료가 하기 일반식(3)~(8) 중 어느 하나로 나타내는 화합물인 것을 특징으로 하는 유기 전계 발광 소자.
[화학식 2]
[화학식 3]
여기서, Ar2 및 R1은 일반식(1)과 같은 의미이다. L은 단결합, 치환 혹은 미치환의 탄소수 6~12의 방향족 탄화수소기, 또는 치환 혹은 미치환의 탄소수 3~10의 방향족 복소환기이다. Ar3은 식(3b)로 나타내는 복소환기이며, X는 CR2 또는 N을 나타내고, 적어도 하나의 X는 N이다. R2는 수소, 탄소수 1~10의 지방족 탄화수소기, 치환 혹은 미치환의 탄소수 6~18의 방향족 탄화수소기, 치환 혹은 미치환의 탄소수 3~10의 방향족 복소환기, 또는 상기 방향족 탄화수소기 및 상기 방향족 복소환기에서 선택되는 방향족기의 방향족환이 2~4개 연결되어 구성되는 연결 방향족기이다. Ar3이 연결 방향족기인 경우, 연결되는 방향족환은 동일해도 되고 달라도 되며, 직쇄상이어도 되고 분기상이어도 된다. a는 0~4의 정수를 나타내고, b는 0~2의 정수를 나타낸다. - 제3항에 있어서,
L이 치환 혹은 미치환의 탄소수 6~12의 방향족 탄화수소기인 것을 특징으로 하는 유기 전계 발광 소자. - 제1항에 있어서,
상기 열활성화 지연 형광발광 재료의 여기(勵起) 일중항(一重項) 에너지(S1)와 여기 삼중항(三重項) 에너지(T1)의 차가 0.2eV 이하인 것을 특징으로 하는 유기 전계 발광 소자. - 제1항 내지 제5항 중 어느 한 항에 있어서,
상기 열활성화 지연 형광 재료를 함유하는 발광층이 호스트 재료를 함유하는 것을 특징으로 하는 유기 전계 발광 소자. - 제7항에 있어서,
일반식(9)로 나타내는 화합물을 호스트 재료로서 적어도 2종류 함유하는 것을 특징으로 하는 유기 전계 발광 소자. - 제6항에 있어서,
호스트 재료의 여기 삼중항 에너지(T1)가 상기 열활성화 지연 형광 재료의 여기 일중항 에너지(S1)보다도 큰 것을 특징으로 하는 유기 전계 발광 소자. - 제7항에 있어서,
상기 발광층에 인접하는 층에, 일반식(9)로 나타내는 화합물을 함유하는 것을 특징으로 하는 유기 전계 발광 소자.
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DE102016122122A1 (de) * | 2015-11-18 | 2017-05-18 | Cynora Gmbh | Organische Moleküle, insbesondere zur Verwendung in organischen optoelektronischen Vorrichtungen |
WO2017115596A1 (ja) * | 2015-12-28 | 2017-07-06 | 新日鉄住金化学株式会社 | 有機電界発光素子 |
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JP6756613B2 (ja) | 2014-07-31 | 2020-09-16 | コニカミノルタ株式会社 | 有機エレクトロルミネッセンス素子材料、有機エレクトロルミネッセンス素子、発光性薄膜、表示装置及び照明装置 |
KR20160034528A (ko) * | 2014-09-19 | 2016-03-30 | 삼성디스플레이 주식회사 | 유기 발광 소자 |
US20180212158A1 (en) * | 2015-07-13 | 2018-07-26 | President And Fellows Of Harvard College | Organic light-emitting diode materials |
DE102016113277A1 (de) * | 2016-07-19 | 2018-01-25 | Cynora Gmbh | Organische Moleküle zur Verwendung in optoelektronischen Bauelementen |
JP7037543B2 (ja) * | 2017-03-22 | 2022-03-16 | 日鉄ケミカル&マテリアル株式会社 | 有機電界発光素子 |
CN110730813B (zh) * | 2017-06-06 | 2023-05-26 | 三星显示有限公司 | 有机分子,特别是用于光电子装置的有机分子 |
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WO2010134350A1 (ja) | 2009-05-22 | 2010-11-25 | 出光興産株式会社 | 有機エレクトロルミネッセンス素子 |
WO2011070963A1 (ja) | 2009-12-07 | 2011-06-16 | 新日鐵化学株式会社 | 有機発光材料及び有機発光素子 |
KR20150009919A (ko) * | 2013-07-17 | 2015-01-27 | 삼성디스플레이 주식회사 | 바이피리딘 부위를 갖는 인드로카르바졸 유도체 및 그것을 사용한 유기 전계 발광 소자 |
JP2015020953A (ja) | 2013-07-17 | 2015-02-02 | 三星ディスプレイ株式會社Samsung Display Co.,Ltd. | ビピリジン部位を有するインドロカルバゾール誘導体及びそれを用いた有機電界発光素子 |
DE102016122122A1 (de) * | 2015-11-18 | 2017-05-18 | Cynora Gmbh | Organische Moleküle, insbesondere zur Verwendung in organischen optoelektronischen Vorrichtungen |
WO2017115596A1 (ja) * | 2015-12-28 | 2017-07-06 | 新日鉄住金化学株式会社 | 有機電界発光素子 |
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WO2019171891A1 (ja) | 2019-09-12 |
US20200411770A1 (en) | 2020-12-31 |
TW201938760A (zh) | 2019-10-01 |
EP3764413A1 (en) | 2021-01-13 |
CN111788708A (zh) | 2020-10-16 |
US12185624B2 (en) | 2024-12-31 |
EP3764413A4 (en) | 2021-12-08 |
KR102691086B1 (ko) | 2024-08-01 |
JP7332577B2 (ja) | 2023-08-23 |
CN111788708B (zh) | 2023-07-11 |
JPWO2019171891A1 (ja) | 2021-05-13 |
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