WO2004035652A1 - エレクトロルミネスセンスポリマー、ビスフルオレニルシラン化合物及び有機エレクトロルミネスセンス素子 - Google Patents
エレクトロルミネスセンスポリマー、ビスフルオレニルシラン化合物及び有機エレクトロルミネスセンス素子 Download PDFInfo
- Publication number
- WO2004035652A1 WO2004035652A1 PCT/JP2003/013136 JP0313136W WO2004035652A1 WO 2004035652 A1 WO2004035652 A1 WO 2004035652A1 JP 0313136 W JP0313136 W JP 0313136W WO 2004035652 A1 WO2004035652 A1 WO 2004035652A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- group
- formula
- independently
- polymer
- electroluminescent
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 title claims abstract description 80
- -1 n-octyl groups Chemical group 0.000 claims description 48
- 150000001875 compounds Chemical class 0.000 claims description 32
- 125000003118 aryl group Chemical group 0.000 claims description 25
- 125000000217 alkyl group Chemical group 0.000 claims description 20
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 14
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 11
- 125000001424 substituent group Chemical group 0.000 claims description 11
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 10
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 6
- 125000001931 aliphatic group Chemical group 0.000 claims description 5
- 125000003545 alkoxy group Chemical group 0.000 claims description 5
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 5
- 125000004104 aryloxy group Chemical group 0.000 claims description 5
- 125000001072 heteroaryl group Chemical group 0.000 claims description 5
- 229910000077 silane Inorganic materials 0.000 claims description 5
- 125000003342 alkenyl group Chemical group 0.000 claims description 4
- 125000000304 alkynyl group Chemical group 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 125000000623 heterocyclic group Chemical group 0.000 claims description 4
- 238000004020 luminiscence type Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 125000005842 heteroatom Chemical group 0.000 claims 1
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 abstract description 26
- 230000015572 biosynthetic process Effects 0.000 abstract description 17
- 239000000463 material Substances 0.000 abstract description 5
- 230000006866 deterioration Effects 0.000 abstract description 3
- 230000000379 polymerizing effect Effects 0.000 abstract description 2
- AXFPQVIDKNXACJ-UHFFFAOYSA-N bis(9H-fluoren-1-yl)silane Chemical class C1(=CC=CC=2C3=CC=CC=C3CC12)[SiH2]C1=CC=CC=2C3=CC=CC=C3CC12 AXFPQVIDKNXACJ-UHFFFAOYSA-N 0.000 abstract 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 81
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 46
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 42
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 26
- 239000000203 mixture Substances 0.000 description 26
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 26
- 239000000243 solution Substances 0.000 description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 238000010438 heat treatment Methods 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 238000000862 absorption spectrum Methods 0.000 description 19
- 238000010992 reflux Methods 0.000 description 19
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 18
- 238000002189 fluorescence spectrum Methods 0.000 description 18
- 229920000547 conjugated polymer Polymers 0.000 description 16
- 229910052757 nitrogen Inorganic materials 0.000 description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 14
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 14
- 239000012153 distilled water Substances 0.000 description 14
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 14
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 13
- 229910000027 potassium carbonate Inorganic materials 0.000 description 13
- 238000003786 synthesis reaction Methods 0.000 description 13
- RXACYPFGPNTUNV-UHFFFAOYSA-N 9,9-dioctylfluorene Chemical compound C1=CC=C2C(CCCCCCCC)(CCCCCCCC)C3=CC=CC=C3C2=C1 RXACYPFGPNTUNV-UHFFFAOYSA-N 0.000 description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 12
- 239000003480 eluent Substances 0.000 description 12
- 229920006254 polymer film Polymers 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 10
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 9
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 9
- 238000005259 measurement Methods 0.000 description 9
- 239000000758 substrate Substances 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 238000004090 dissolution Methods 0.000 description 8
- 239000004793 Polystyrene Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 238000001514 detection method Methods 0.000 description 7
- 239000011346 highly viscous material Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000000178 monomer Substances 0.000 description 7
- 229920002223 polystyrene Polymers 0.000 description 7
- 238000001226 reprecipitation Methods 0.000 description 7
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 6
- 238000004440 column chromatography Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000004821 distillation Methods 0.000 description 6
- 125000001624 naphthyl group Chemical group 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- AVXFJPFSWLMKSG-UHFFFAOYSA-N 2,7-dibromo-9h-fluorene Chemical compound BrC1=CC=C2C3=CC=C(Br)C=C3CC2=C1 AVXFJPFSWLMKSG-UHFFFAOYSA-N 0.000 description 5
- 238000000944 Soxhlet extraction Methods 0.000 description 5
- LEUKBFGVHFGCIB-UHFFFAOYSA-N bis(9h-fluoren-1-yl)-diphenylsilane Chemical compound C=12CC3=CC=CC=C3C2=CC=CC=1[Si](C=1C2=C(C3=CC=CC=C3C2)C=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 LEUKBFGVHFGCIB-UHFFFAOYSA-N 0.000 description 5
- 238000000921 elemental analysis Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 238000004992 fast atom bombardment mass spectroscopy Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 4
- 238000001194 electroluminescence spectrum Methods 0.000 description 4
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- SZUVGFMDDVSKSI-WIFOCOSTSA-N (1s,2s,3s,5r)-1-(carboxymethyl)-3,5-bis[(4-phenoxyphenyl)methyl-propylcarbamoyl]cyclopentane-1,2-dicarboxylic acid Chemical compound O=C([C@@H]1[C@@H]([C@](CC(O)=O)([C@H](C(=O)N(CCC)CC=2C=CC(OC=3C=CC=CC=3)=CC=2)C1)C(O)=O)C(O)=O)N(CCC)CC(C=C1)=CC=C1OC1=CC=CC=C1 SZUVGFMDDVSKSI-WIFOCOSTSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- 229920000291 Poly(9,9-dioctylfluorene) Polymers 0.000 description 3
- 125000005428 anthryl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C(*)=C([H])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 description 3
- STSCKAFKPNLWEE-UHFFFAOYSA-N bis(7-bromo-9,9-dioctylfluoren-1-yl)-diphenylsilane Chemical compound C=12C(CCCCCCCC)(CCCCCCCC)C3=CC(Br)=CC=C3C2=CC=CC=1[Si](C=1C=2C(CCCCCCCC)(CCCCCCCC)C3=CC(Br)=CC=C3C=2C=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 STSCKAFKPNLWEE-UHFFFAOYSA-N 0.000 description 3
- LTOBXQFQSXFEER-UHFFFAOYSA-N bis(9h-fluoren-1-yl)-dimethylsilane Chemical compound C12=CC=CC=C2CC2=C1C=CC=C2[Si](C)(C)C1=CC=CC2=C1CC1=CC=CC=C12 LTOBXQFQSXFEER-UHFFFAOYSA-N 0.000 description 3
- 229940126543 compound 14 Drugs 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 238000005424 photoluminescence Methods 0.000 description 3
- 238000005292 vacuum distillation Methods 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
- UNILWMWFPHPYOR-KXEYIPSPSA-M 1-[6-[2-[3-[3-[3-[2-[2-[3-[[2-[2-[[(2r)-1-[[2-[[(2r)-1-[3-[2-[2-[3-[[2-(2-amino-2-oxoethoxy)acetyl]amino]propoxy]ethoxy]ethoxy]propylamino]-3-hydroxy-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-3-[(2r)-2,3-di(hexadecanoyloxy)propyl]sulfanyl-1-oxopropan-2-yl Chemical compound O=C1C(SCCC(=O)NCCCOCCOCCOCCCNC(=O)COCC(=O)N[C@@H](CSC[C@@H](COC(=O)CCCCCCCCCCCCCCC)OC(=O)CCCCCCCCCCCCCCC)C(=O)NCC(=O)N[C@H](CO)C(=O)NCCCOCCOCCOCCCNC(=O)COCC(N)=O)CC(=O)N1CCNC(=O)CCCCCN\1C2=CC=C(S([O-])(=O)=O)C=C2CC/1=C/C=C/C=C/C1=[N+](CC)C2=CC=C(S([O-])(=O)=O)C=C2C1 UNILWMWFPHPYOR-KXEYIPSPSA-M 0.000 description 2
- VMKOFRJSULQZRM-UHFFFAOYSA-N 1-bromooctane Chemical compound CCCCCCCCBr VMKOFRJSULQZRM-UHFFFAOYSA-N 0.000 description 2
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 2
- FFLBIYRYWLAKNW-UHFFFAOYSA-N 9h-fluoren-1-yl-[9h-fluoren-1-yl(dimethyl)silyl]-dimethylsilane Chemical compound C12=CC=CC=C2CC2=C1C=CC=C2[Si](C)(C)[Si](C)(C)C1=CC=CC2=C1CC1=CC=CC=C12 FFLBIYRYWLAKNW-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920000265 Polyparaphenylene Polymers 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-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
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
- HTZCNXWZYVXIMZ-UHFFFAOYSA-M benzyl(triethyl)azanium;chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC1=CC=CC=C1 HTZCNXWZYVXIMZ-UHFFFAOYSA-M 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 239000012230 colorless oil Substances 0.000 description 2
- 125000006165 cyclic alkyl group Chemical group 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 125000003253 isopropoxy group Chemical group [H]C([H])([H])C([H])(O*)C([H])([H])[H] 0.000 description 2
- 238000001748 luminescence spectrum Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- 125000001037 p-tolyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 description 2
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 2
- 229920000553 poly(phenylenevinylene) Polymers 0.000 description 2
- 125000004368 propenyl group Chemical group C(=CC)* 0.000 description 2
- 125000004076 pyridyl group Chemical group 0.000 description 2
- 239000005049 silicon tetrachloride Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- IXSQQZOOGIUVIU-UHFFFAOYSA-N (2,4,6-trimethylphenyl)silane Chemical compound CC1=CC(C)=C([SiH3])C(C)=C1 IXSQQZOOGIUVIU-UHFFFAOYSA-N 0.000 description 1
- NCWDBNBNYVVARF-UHFFFAOYSA-N 1,3,2-dioxaborolane Chemical compound B1OCCO1 NCWDBNBNYVVARF-UHFFFAOYSA-N 0.000 description 1
- ZYPQAKLZZOETNG-UHFFFAOYSA-N 2,7-dibromo-1,9-dioctyl-9H-fluorene Chemical compound C1=C(Br)C(CCCCCCCC)=C2C(CCCCCCCC)C3=CC(Br)=CC=C3C2=C1 ZYPQAKLZZOETNG-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- QHVFVMWLRSTNGT-UHFFFAOYSA-N BrC1=CC=C2C=3C=CC=C(C=3C(C2=C1)(CCCCCCCC)CCCCCCCC)C=1C(=C(C=CC=1)[SiH](C(C)(C)C)C(C)(C)C)C1=CC=CC=2C3=CC=C(C=C3C(C1=2)(CCCCCCCC)CCCCCCCC)Br Chemical compound BrC1=CC=C2C=3C=CC=C(C=3C(C2=C1)(CCCCCCCC)CCCCCCCC)C=1C(=C(C=CC=1)[SiH](C(C)(C)C)C(C)(C)C)C1=CC=CC=2C3=CC=C(C=C3C(C1=2)(CCCCCCCC)CCCCCCCC)Br QHVFVMWLRSTNGT-UHFFFAOYSA-N 0.000 description 1
- LKHNFJHZDJMVDK-UHFFFAOYSA-N C1=C(Br)C=C2C(CCCCCCCC)(CCCCCCCC)C3=CC([Li])=CC=C3C2=C1 Chemical compound C1=C(Br)C=C2C(CCCCCCCC)(CCCCCCCC)C3=CC([Li])=CC=C3C2=C1 LKHNFJHZDJMVDK-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 1
- 238000000023 Kugelrohr distillation Methods 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- UHWJLHKKTMNBMP-UHFFFAOYSA-N bis(7-bromo-9,9-dioctylfluoren-1-yl)-bis(2,4,6-trimethylphenyl)silane Chemical compound C=12C(CCCCCCCC)(CCCCCCCC)C3=CC(Br)=CC=C3C2=CC=CC=1[Si](C=1C=2C(CCCCCCCC)(CCCCCCCC)C3=CC(Br)=CC=C3C=2C=CC=1)(C=1C(=CC(C)=CC=1C)C)C1=C(C)C=C(C)C=C1C UHWJLHKKTMNBMP-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- CFCNYWRKKVIJOU-UHFFFAOYSA-N butyl(phenyl)silane Chemical compound CCCC[SiH2]C1=CC=CC=C1 CFCNYWRKKVIJOU-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- OEERIBPGRSLGEK-UHFFFAOYSA-N carbon dioxide;methanol Chemical compound OC.O=C=O OEERIBPGRSLGEK-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- SFAZXBAPWCPIER-UHFFFAOYSA-N chloro-[chloro(dimethyl)silyl]-dimethylsilane Chemical compound C[Si](C)(Cl)[Si](C)(C)Cl SFAZXBAPWCPIER-UHFFFAOYSA-N 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- SWXVUIWOUIDPGS-UHFFFAOYSA-N diacetone alcohol Natural products CC(=O)CC(C)(C)O SWXVUIWOUIDPGS-UHFFFAOYSA-N 0.000 description 1
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N dimethoxy(dimethyl)silane Chemical compound CO[Si](C)(C)OC JJQZDUKDJDQPMQ-UHFFFAOYSA-N 0.000 description 1
- AHUXYBVKTIBBJW-UHFFFAOYSA-N dimethoxy(diphenyl)silane Chemical compound C=1C=CC=CC=1[Si](OC)(OC)C1=CC=CC=C1 AHUXYBVKTIBBJW-UHFFFAOYSA-N 0.000 description 1
- 229960001760 dimethyl sulfoxide Drugs 0.000 description 1
- BKEONDQQZWIIRP-UHFFFAOYSA-N dimethyl(sulfonyl)silane Chemical compound S(=O)(=O)=[Si](C)C BKEONDQQZWIIRP-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical group O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- VDCSGNNYCFPWFK-UHFFFAOYSA-N diphenylsilane Chemical compound C=1C=CC=CC=1[SiH2]C1=CC=CC=C1 VDCSGNNYCFPWFK-UHFFFAOYSA-N 0.000 description 1
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical class [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 229930192419 itoside Natural products 0.000 description 1
- RQLKAKQYERUOJD-UHFFFAOYSA-N lithium;1,3,5-trimethylbenzene-6-ide Chemical compound [Li+].CC1=CC(C)=[C-]C(C)=C1 RQLKAKQYERUOJD-UHFFFAOYSA-N 0.000 description 1
- 238000004768 lowest unoccupied molecular orbital Methods 0.000 description 1
- 125000001288 lysyl group Chemical group 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- PARWUHTVGZSQPD-UHFFFAOYSA-N phenylsilane Chemical compound [SiH3]C1=CC=CC=C1 PARWUHTVGZSQPD-UHFFFAOYSA-N 0.000 description 1
- 125000005936 piperidyl group Chemical group 0.000 description 1
- 229920000548 poly(silane) polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000009681 x-ray fluorescence measurement Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/60—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which all the silicon atoms are connected by linkages other than oxygen atoms
- C08G77/62—Nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/0803—Compounds with Si-C or Si-Si linkages
- C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
- C07F7/0812—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/02—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/48—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
- C08G77/50—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
- C08G77/52—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages containing aromatic rings
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/111—Organic polymers or oligomers comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
- H10K85/115—Polyfluorene; Derivatives thereof
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/40—Organosilicon compounds, e.g. TIPS pentacene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1408—Carbocyclic compounds
- C09K2211/1416—Condensed systems
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1408—Carbocyclic compounds
- C09K2211/1433—Carbocyclic compounds bridged by heteroatoms, e.g. N, P, Si or B
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/914—Transfer or decalcomania
Definitions
- Electroluminescent polymer Bisfluorenylsilane compound and organic electroluminescent device
- the present invention relates to an EL polymer useful as a light-emitting layer material of an organic electroluminescence (EL) device, a bisfluorene silane compound as a raw material for producing the polymer, and an organic EL device using the EL polymer.
- EL organic electroluminescence
- a ⁇ -conjugated polymer and a ⁇ -conjugated polymer have been known as organic EL materials constituting a light emitting layer of an organic EL device.
- ⁇ -conjugated polymer those represented by poly (paraphenylenevinylene) (PPV), poly (paraphenylene) (PPP) and the like are widely used.
- poly (paraphenylenevinylene) (PPV) poly (paraphenylene) (PPP)
- PVP poly (paraphenylene)
- ⁇ -conjugated polymers one that emits blue light is poly (9,9-dialkylfluorene).
- the present invention is to provide a novel ⁇ - ⁇ conjugated polymer having a particularly high color purity of blue light emission, to provide a novel raw material for producing the ⁇ - ⁇ conjugated polymer, and to provide the ⁇ - ⁇ conjugated polymer.
- An object of the present invention is to provide an organic EL device using the same. Disclosure of the invention
- the present inventors have found that the above-mentioned object can be achieved by a polymer obtained by polymerizing a bisfluorenylsilane compound having a specific substituent, and completed the present invention. That is, the present invention provides the following formula (1)
- R 1 , R 2 , R 5 and R 6 are each independently a hydrogen atom or a substituent, R 3 and R 4 are each independently an aryl group or an alkyl group, and q is 1 or At 2 is there. )
- the present invention provides an electroluminescent polymer having a repeating unit represented by the following formula: Further, the present invention provides the following formula (3):
- R 1 , R 2 , R 5 and R 6 are each independently a hydrogen atom or a substituent, R 3 and R 4 are each independently an aryl group or an alkyl group, and q is 1 or 2 and X is a halogen atom.
- the present invention provides an organic EL luminescent element having a luminescent layer made of the above-described EL luminescent polymer sandwiched between a pair of electrodes.
- Fig. 1 shows the UV-visible absorption spectrum (fluorescence spectrum) of the poly (9,9-dioctylfluorene) film of Comparative Example 1 before the heat treatment (Fig. A), and the UV-visible absorption spectrum after the heat treatment. This is the UV-visible absorption spectrum (fluorescence spectrum) (Fig. B).
- FIG. 2 shows the UV-visible absorption spectrum (fluorescence spectrum) of the EL polymer film of Example 6 (10 mol% of the repeating unit (bisfluorenyldiphenylsilane) of the formula (4)) before the heat treatment. (A in the figure) and the UV-visible absorption spectrum (fluorescence spectrum) after the heat treatment (B in the figure).
- FIG. 3 shows the EL polymer film of Example 7 (the repeating unit (bisflu) of the formula (4)). UV-visible absorption spectrum (fluorescence spectrum) before heat treatment (fluorenyl spectrum) of 25 mol%) or UV-visible absorption spectrum (fluorescence spectrum) after heat treatment. ( Figure B).
- FIG. 4 shows the ultraviolet-visible absorption spectrum (fluorescence spectrum) of the EL polymer film of Example 8 (50 mol% of the repeating unit (bisfluorenyldiphenylsilane) of the formula (4)) before the heat treatment. ( Figure A) and the UV-visible absorption spectrum (fluorescence spectrum) after heat treatment ( Figure B).
- FIG. 5 shows the UV-visible absorption spectrum (fluorescence spectrum) of the EL polymer film of Example 9 (25 mol% of the repeating unit (bisfluorenyldimethylsilane) of the formula (5)) before the heat treatment. (A in the figure) and the UV-visible absorption spectrum (fluorescence spectrum) after the heat treatment (B in the figure).
- FIG. 6 shows the ultraviolet-visible absorption spectrum of the EL polymer film of Example 10 (the repeating unit (bisfluorenyldi-tert-butylphenylsilane) of the formula (8): 10 mol 0 /.) Before the heat treatment. These are the fluorescence spectrum (A in the figure) and the UV-visible absorption spectrum (fluorescence spectrum) after the heat treatment (B and C in the figure).
- FIG. 7 shows an ultraviolet-visible absorption spectrum (25 mol% of the repeating unit (bisfluorenyldi-tert-butylphenylsilane) of the formula (8)) of the EL polymer film of Example 11 before the heat treatment.
- FIG. 8 shows the UV-visible absorption spectrum (fluorescence spectrum) of the EL polymer film of Example 12 (25 mol% of the repeating unit (bisfluorenyldimesitylsilane) of the formula (7)) before the heat treatment. (A in the figure) and the UV-visible absorption spectrum (fluorescence spectrum) after the heat treatment (B and C in the figure).
- FIG. 9 is an electron emission luminescence spectrum of an organic EL device having a light emitting layer of poly (9,9-dioctylfluorene) of Comparative Example 1.
- FIG. 10 is a graph showing the relationship between the EL polymer film of Example 4 (repeating unit of formula (4) This is an EL device with an emission layer of (fluorenyldiphenylsilane) 10 mol%).
- FIG. 11 shows an electroluminescent luminescence spectrum of an EL device in which the EL polymer film of Example 5 (25 mol% of a repeating unit of formula (4) (bisph / leorenyldiphenylsilane)) was used as a light emitting layer. is there.
- R 1 , R 2 , R 5 and R 6 are each independently a hydrogen atom or a substituent.
- R 1 , R 2 , R 5 and R 6 may be the same or different.
- the substituent may be a straight-chain, branched or cyclic alkyl group, for example, a t-butyl group, a cyclohexyl group, a 2-ethylhexyl group, an n-octyl group; a straight-chain, branched or cyclic group
- R 1 R 2 R 5 and R 6 a phenyl group, a naphthyl group, a cyclohexyl group, a 2-ethylhexyl group, an n-octyl group, and an n-xyl group are preferable, and an n-octyl group is particularly preferable. I like it.
- R 3 and R 4 are each independently an aryl group or an alkyl group, and therefore, R 3 and R 4 may be the same or different.
- the aryl group includes a phenyl group, a p-tolyl group, a mesityl group, a 4-t-butylphenyl group, a naphthyl group, an anthryl group, and the like
- the alkyl group has a straight chain, a branched chain or a ring. Examples thereof include a methyl group, an ethyl group, and a t-butyl group.
- R 3 and R 4 a methyl group, an ethyl group, a t-butyl group, a p-tolyl group, a mesityl group, a 41-t-butylphenyl group, a naphthyl group, or an anthryl group are preferable, and a methyl group, A phenyl group is particularly preferred.
- q is 1 or 2
- X is a halogen atom, particularly a bromine atom.
- R 1 R 2 R 5 and R 6 are n-octyl groups, and R 3 and R 3 4 is a phenyl group, q is 1 (Formula (4)); R 1 R 2 R 5 and R 6 are n-octyl groups, R 3 and R 4 are methyl groups, and q is 1 (Formula (5)); R 1 R 2 R 5 and R 6 are n-octyl groups, R 3 and R 4 are methyl groups, and q is 2 (Formula (6) R 1 R 2 R 5 and R 6 are n-octyl groups, R 3 and R 4 are mesityl groups, and q is 1 (formula (7)); R 1 R 2 R 5 and R 6 is an n-octyl group, R 3 and R 4 are p-t-butylphenyl groups, and q is 1 (formula (7)); R 1 R 2 R 5 and R 6 is an n-octyl group, R 3 and R 4 are
- the EL polymer of the present invention may have a color purity Since high-intensity blue light emission cannot be obtained, the content is preferably at least 0.1 mol% or more, more preferably 1 mol% or more.
- the weight average molecular weight of the EL polymer of the present invention is too small, it is difficult to form a uniform film, and if it is too large, purification is difficult, and the solubility and the stability of the solution are insufficient.
- the EL polymer of the present invention may have, if necessary, other repeating units shown below,
- R 7 and R 8 are each independently a hydrogen atom or a substituent. Thus, R 7 and R 8 may be the same or different.
- the substituent is a straight-chain, branched or cyclic alkyl group, for example, a t-butyl group, a cyclohexyl group, a 2-ethylhexyl group, an n-octyl group; a straight-chain, branched or cyclic group
- An alkenyl group having, for example, a propenyl group; a linear, branched or cyclic alkynyl group, for example, an ethynyl group; an aralkyl group, for example, a benzyl group; an aryl group, for example, a phenyl group, a naphthyl group
- a heteroaryl group in which an element other than carbon (such as a nitrogen atom, a zeolite atom and / or an oxygen atom) forms a part of an aromatic for example, a pyridyl group, a phenyl group, a phenyl
- R 7 and R 8 a phenyl group, a naphthyl group, a cyclohexyl group, a 2-ethylhexyl group, an n-octyl group and an n-hexyl group are preferred, and an n-octyl group is particularly preferred.
- the EL polymer of the present invention can be manufactured as follows.
- R 1 , R 2 , R 5 and R 6 are as defined in the formula (1), and X is a halogen atom, preferably a bromine atom.
- an alkyllithium preferably n-butyllithium
- a solvent such as ether or toluene
- the reaction is carried out at a temperature of 20 to 20 ° C., and when a compound of the monosilane type as represented by the formulas (4) and (5) is produced, (R 3 R 4 ) 2 S i Y 2 (where R 3 and R 4 are as defined in the formula (1), and ⁇ is a chlorine atom, a bromine atom, an iodine atom, a methoxy group, an ethoxy group, etc., preferably a chlorine atom or a methoxy group. there.
- R 1 R 2 , R 3 , R 4 , R 5 and R 6 and q are as defined in formula (1), and X is as defined in formulas (9a) and (9 b) Is.
- R 1 , R 2 , R 5 and R 6 are n-octyl groups, R 3 and R 4 are phenyl groups, and q is 1 X is a bromine atom (Formula (10)); R 1 , R 2 , R 5 and R 6 are n-octyl groups, R 3 and R 4 are methyl groups, and q is 1 X is a bromine atom (formula (11)); R 1 , R 2 , R 5 and R 6 are n-butyl groups, R 3 and R 4 are methyl groups, q is 2 and X is a bromine atom (Formula (12)) R 1 , R 2 , R 5 and R 6 are n-octyl groups, R 3 and R 4 are mesityl groups, q is 1
- R 7 and R 8 are as defined in the formula (2).
- a fluorene compound having a boron structure introduced at the 2,7-position and, if necessary, a fluorene compound of the formula (2) are reacted with a palladium catalyst (for example, Pd (PPh 3 ) 4) and an alkali carbonate (for example, by reacting potassium carbonate) with a solvent (eg, toluene, THF, water, etc.) at 0 to 100 ° C., an EL polymer having a repeating unit of the formula (1) can be produced.
- a palladium catalyst for example, Pd (PPh 3 ) 4
- an alkali carbonate for example, by reacting potassium carbonate
- a solvent eg, toluene, THF, water, etc.
- the compound of the formula (15) is obtained by adding a compound of the formula (2) to 2-isopropoxy-1,4,4,5,5-tetramethyl-1-alkyl in the presence of alkyllithium (for example, n-ptinolelithium). It can be prepared by reacting 1,3,2-dioxaborolane in a solvent (eg, hexane, THF) at a low temperature (eg, ⁇ 78 ° C.) (N. Miyaura and A. Suzuki, Chem. Rev, 1995, 95). , 2457).
- a solvent eg, hexane, THF
- the EL polymer film of the present invention can be used as an organic EL device by sandwiching it between a pair of electrodes as a light emitting layer.
- the basic layer configuration of the organic EL element can be the same as that of a known organic EL element.
- the identification data of the obtained compound is as follows.
- This polymer showed Gw (weight average molecular weight) of 34686 and Mn (number average molecular weight) of 14181 as a result of GPC (eluent: THF, compared with standard polystyrene of known molecular weight).
- concentration of the inorganic metal element in this polymer is EDX (Energy dispersive X-ray fluorescence measurement) was below the detection limit (0.1%).
- the obtained substance was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and distilled water in this order to remove potassium carbonate. Furthermore, it is dissolved in a small amount of warm THF, and reprecipitation from methanol is repeated twice. After purification by Soxhlet extraction (acetone) for about 48 hours, the repeating unit of formula (4) (bisfluorenyldiphenyl) is obtained. An EL polymer containing 25 mol% of silane) and 75 mol% of fluorene units of the formula (2) was obtained (958 mg). 0 This polymer was obtained by GPC (eluent: THF, standard polystyrene having a known molecular weight).
- Mw weight average molecular weight
- Mn number average molecular weight
- the inorganic metal element concentration in this polymer was below the detection limit (0.1%) of EDX (energy dispersive X-ray fluorescence measurement).
- the obtained substance was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and distilled water in this order to remove potassium carbonate. Furthermore, it was dissolved in a small amount of warm THF, and reprecipitation from methanol was repeated twice. After purification by Soxhlet extraction (acetone) for about 48 hours, the repeating unit of formula (4) (bisfluorenyldiphene- Silane) 50 mole% and fluorene unit of formula (2) 50 mole 0 /. And an EL polymer containing 1. 04 g).
- This polymer showed Gw (weight average molecular weight) 13214 and Mn (number average molecular weight) 5108 as a result of GPC (eluent: THF, compared with a standard polystyrene of known molecular weight).
- the inorganic metal element concentration in this polymer was below the detection limit (0.1%) of EDX (energy dispersive X-ray fluorescence measurement).
- the obtained body was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and distilled water in this order to remove potassium carbonate. Furthermore, it is dissolved in a small amount of warm THF, and reprecipitation from methanol is repeated twice.
- the obtained body was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and distilled water in this order to remove potassium carbonate. Furthermore, it was dissolved in a small amount of warm THF, and reprecipitation from methanol was repeated twice, and the mixture was purified by Soxhlet extraction (acetone) for about 48 hours to obtain a repeating unit of the formula (8) (bisfluorenyldi-t- Butylphenylsilane) 10 mol 0 /. And fluorene units of the formula (2) 90 mol 0 /. Thus, an EL polymer was obtained (yield 464 mg).
- this polymer showed Mw (weight average molecular weight) of 27671 and Mn (number average molecular weight) of 11185.
- the inorganic metal element concentration in this polymer was below the detection limit (0.1%) of EDX (energy dispersive X-ray fluorescence measurement).
- This polymer showed Mw (weight average molecular weight) of 27340 and Mn (number average molecular weight) of 9530 as a result of GPC (eluent: THF, compared with standard polystyrene of known molecular weight).
- concentration of the inorganic metal element in this polymer was below the detection limit (0.1%) of EDX (energy dispersive X-ray fluorescence measurement).
- the obtained substance was washed with 1N hydrochloric acid, 1N aqueous sodium hydroxide solution and distilled water in this order to remove potassium carbonate. Furthermore, it is dissolved in a small amount of warm THF, and reprecipitation from methanol is repeated twice, and the mixture is purified by soxhlet extraction (acetone) for about 48 hours to obtain a repeating unit of the formula (7) (bisfluorenyldimeshyme). 25 mol 0 /. Thus, an EL polymer containing fluorene units of the formula (2) and 75 mol 0 was obtained (yield 1.096 g).
- This polymer showed Gw (weight average molecular weight) of 20290 and Mn (number average molecular weight) of 1,163 as a result of GPC (eluent: THF, by comparison with standard polystyrene of known molecular weight).
- the inorganic metal element concentration in this polymer was below the detection limit (0.1%) of EDX (energy dispersive X-ray fluorescence measurement).
- the toluene solution (0.5 wt%) was dried on quartz glass by a spin coater having a controlled rotation speed so as to have a dry thickness of 100 nm. Applied. After coating, the UV-visible absorption spectrum was measured, and the photoluminescence (fluorescence) spectrum when excited at the maximum absorption wavelength was measured. After that, the EL polymer film was heated under reduced pressure (0.1 mmHg (13.3 Pa)) at 50 ° C for 1 hour, then at 100 ° C for 1 hour, and then returned to room temperature and measured similarly. . Figures 1 to 8 show the measurement results.
- the bisfluorene compound of the formula (4) is added to the fluorene compound of the formula (2), and the content (0% (FIG. 1A) ⁇ 10% (FIG. 2A) ⁇ 25% (FIG. 3A)) ⁇
- the content 0% (FIG. 1A) ⁇ 10% (FIG. 2A) ⁇ 25% (FIG. 3A)
- the concentration by 50% Fig. 4A
- the emission of excimer-derived fluorescence at around 540 nm was suppressed
- the bisfluorene compound of the formula (8) was similarly reduced in its content (10%).
- % (FIG. 6A) ⁇ 25% (FIG. 7A)) the excimer-derived fluorescence at around 540 nm was also suppressed.
- a glass substrate coated with ITO indium-tin oxide [200 nm thick, sheet resistance 10 sq or less, transmittance 80% or more] is ultrasonically treated with a commercially available cleaning agent, and then treated with deionized water. After rinsing, followed by sonication with acetone and IPA (isopropyl alcohol), and finally boiling with IPA and degreased. Then, it was exposed for several minutes in an excimer irradiation device.
- ITO indium-tin oxide
- a hole transporting polymer (Baytr 0nP (TP AI 4083), manufactured by Bayer) filtered through a 0.45 ⁇ PP filter was applied to a spin coater with a controlled rotation speed. And dried with a vacuum drier (100 ° C x 1 hour) to form a hole transporting polymer layer.
- the toluene solution (0.5 wt%) of each of the EL polymers of Comparative Example 1, Example 6, and Example 7 was filtered with a 0.45 ⁇ PTFE filter.
- the polymer solution was applied onto the previously formed hole transporting polymer layer using a spin coater with a controlled rotation speed to a dry thickness of 100 nm, and dried to form a light emitting layer. .
- electroluminescence spectra corresponded well to the corresponding photoluminescence (fluorescence) spectra (Fig. 9 and Fig. 1A, Fig. 10 and Fig. 2A and Fig. 11). And Figure 3A).
- a novel ⁇ - ⁇ conjugated polymer in which, despite being a ⁇ - ⁇ conjugated fluorene-based polymer, deterioration of the color purity of electorum luminescence due to excimer formation is greatly suppressed.
- This novel ⁇ - ⁇ conjugated polymer has a particularly high color purity of blue light emission.
- the electroluminescent polymer of the present invention is useful as a light-emitting material for an organic electroluminescent element, and the bisfluorenylsilane compound of the present invention is useful as a raw material for producing an electroluminescent polymer. It is.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Electroluminescent Light Sources (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/496,875 US7135242B2 (en) | 2002-10-15 | 2003-10-14 | Electroluminescent polymer, bisfluorenylsilane compound and organic electroluminescent element |
AU2003271189A AU2003271189A1 (en) | 2002-10-15 | 2003-10-14 | Electroluminescent polymers, bisfluorenylsilanes, and organic electroluminescent devices |
EP03751486A EP1553119A4 (en) | 2002-10-15 | 2003-10-14 | ELECTROLUMINESCENT POLYMERS, BISFLUORENYLSILANE AND ORGANIC ELECTROLUMINESCENT DEVICES |
HK06103360A HK1082516A1 (en) | 2002-10-15 | 2006-03-16 | Electroluminescent polymers, bisfluorenylsilanes and organic electroluminescent devices |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-301145 | 2002-10-15 | ||
JP2002301145 | 2002-10-15 | ||
JP2003-350152 | 2003-10-08 | ||
JP2003350152A JP3876872B2 (ja) | 2002-10-15 | 2003-10-08 | エレクトロルミネスセンスポリマー、ビスフルオレニルシラン化合物及び有機el素子 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004035652A1 true WO2004035652A1 (ja) | 2004-04-29 |
Family
ID=32109458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/013136 WO2004035652A1 (ja) | 2002-10-15 | 2003-10-14 | エレクトロルミネスセンスポリマー、ビスフルオレニルシラン化合物及び有機エレクトロルミネスセンス素子 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7135242B2 (ja) |
EP (1) | EP1553119A4 (ja) |
JP (1) | JP3876872B2 (ja) |
KR (1) | KR100847709B1 (ja) |
AU (1) | AU2003271189A1 (ja) |
HK (2) | HK1082516A1 (ja) |
TW (1) | TWI255275B (ja) |
WO (1) | WO2004035652A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005111113A1 (de) | 2004-05-11 | 2005-11-24 | Merck Patent Gmbh | Elektrolumineszierende polymere |
JP2010523518A (ja) * | 2007-04-04 | 2010-07-15 | エフ.ホフマン−ラ ロシュ アーゲー | オレキシンアンタゴニストとしての複素環 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5168785B2 (ja) * | 2003-08-21 | 2013-03-27 | コニカミノルタホールディングス株式会社 | 有機エレクトロルミネッセンス素子、表示装置および照明装置 |
TWI426092B (zh) * | 2005-06-22 | 2014-02-11 | Sumitomo Chemical Co | 高分子材料及高分子發光元件 |
KR101337519B1 (ko) * | 2006-08-24 | 2013-12-05 | 삼성디스플레이 주식회사 | 플루오렌계 화합물 및 이를 이용한 유기 전계 발광 소자 |
KR20110137298A (ko) * | 2009-01-30 | 2011-12-22 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | Uv 발광성 플루오렌계 공중합체 |
WO2011040388A1 (ja) | 2009-09-30 | 2011-04-07 | 住友化学株式会社 | 積層構造体、重合体、電界発光素子及び光電変換素子 |
GB2484253B (en) * | 2010-05-14 | 2013-09-11 | Cambridge Display Tech Ltd | Organic light-emitting composition and device |
JP6641845B2 (ja) * | 2015-09-30 | 2020-02-05 | 日立化成株式会社 | 電荷輸送性材料、該材料を用いたインキ組成物、有機エレクトロニクス素子、有機エレクトロルミネセンス素子、表示素子、照明装置、及び表示装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000022026A1 (de) * | 1998-10-10 | 2000-04-20 | Celanese Ventures Gmbh | Konjugierte polymere, enthaltend spezielle fluoren-bausteine mit verbesserten eigenschaften |
JP2001335639A (ja) * | 2000-05-30 | 2001-12-04 | Sumitomo Electric Ind Ltd | 可視光伝導性ケイ素系高分子およびその製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3415344B2 (ja) | 1995-09-14 | 2003-06-09 | 株式会社東芝 | 電界発光素子 |
JP4512217B2 (ja) | 1999-08-20 | 2010-07-28 | 富士フイルム株式会社 | アリールシラン化合物、発光素子材料およびそれを使用した発光素子 |
-
2003
- 2003-10-08 JP JP2003350152A patent/JP3876872B2/ja not_active Expired - Lifetime
- 2003-10-14 US US10/496,875 patent/US7135242B2/en not_active Expired - Lifetime
- 2003-10-14 AU AU2003271189A patent/AU2003271189A1/en not_active Abandoned
- 2003-10-14 WO PCT/JP2003/013136 patent/WO2004035652A1/ja active Application Filing
- 2003-10-14 EP EP03751486A patent/EP1553119A4/en not_active Withdrawn
- 2003-10-14 KR KR1020047009959A patent/KR100847709B1/ko active IP Right Grant
- 2003-10-15 TW TW092128531A patent/TWI255275B/zh not_active IP Right Cessation
-
2006
- 2006-03-16 HK HK06103360A patent/HK1082516A1/xx not_active IP Right Cessation
- 2006-03-16 HK HK06112751.8A patent/HK1092155A1/xx not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000022026A1 (de) * | 1998-10-10 | 2000-04-20 | Celanese Ventures Gmbh | Konjugierte polymere, enthaltend spezielle fluoren-bausteine mit verbesserten eigenschaften |
JP2001335639A (ja) * | 2000-05-30 | 2001-12-04 | Sumitomo Electric Ind Ltd | 可視光伝導性ケイ素系高分子およびその製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1553119A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005111113A1 (de) | 2004-05-11 | 2005-11-24 | Merck Patent Gmbh | Elektrolumineszierende polymere |
CN1957018B (zh) * | 2004-05-11 | 2011-02-02 | 默克专利有限公司 | 电致发光聚合物 |
JP2010523518A (ja) * | 2007-04-04 | 2010-07-15 | エフ.ホフマン−ラ ロシュ アーゲー | オレキシンアンタゴニストとしての複素環 |
Also Published As
Publication number | Publication date |
---|---|
TWI255275B (en) | 2006-05-21 |
US7135242B2 (en) | 2006-11-14 |
KR100847709B1 (ko) | 2008-07-23 |
JP2004156027A (ja) | 2004-06-03 |
HK1082516A1 (en) | 2006-06-09 |
TW200420600A (en) | 2004-10-16 |
EP1553119A4 (en) | 2011-05-25 |
EP1553119A1 (en) | 2005-07-13 |
HK1092155A1 (en) | 2007-02-02 |
KR20050036903A (ko) | 2005-04-20 |
JP3876872B2 (ja) | 2007-02-07 |
US20050079382A1 (en) | 2005-04-14 |
AU2003271189A1 (en) | 2004-05-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI724003B (zh) | 金屬錯合物及有機發光裝置 | |
KR101151967B1 (ko) | 다이벤조실롤 중합체, 이의 제조방법 및 용도 | |
JP5660371B2 (ja) | ホウ素含有化合物及びその製造方法 | |
JP4754826B2 (ja) | テルピリジン系の基を有するエレクトロルミネセント金属超分子 | |
TW200404882A (en) | Polymer compound and polymer light-emitting device using the same | |
JP2009141358A (ja) | 金属含有デンドリマー | |
JP2001160491A (ja) | エレクトロルミネセント装置 | |
KR100802756B1 (ko) | 아릴아민 중합체를 갖는 전기발광 소자 | |
WO2005016992A1 (ja) | エレクトロルミネスセンスポリマー、有機el素子及びディスプレイ装置 | |
WO2004035652A1 (ja) | エレクトロルミネスセンスポリマー、ビスフルオレニルシラン化合物及び有機エレクトロルミネスセンス素子 | |
JP2003321546A (ja) | 燐光発光性高分子化合物ならびにこれを用いた発光材料および有機el素子 | |
JP4534044B2 (ja) | ジハロゲン化物、高分子化合物及びその製造方法 | |
JP5481815B2 (ja) | ビフェニレン誘導体、その用途、及びその製造方法 | |
JP6099065B2 (ja) | ホウ素含有重合体 | |
JP4978003B2 (ja) | ジベンゾシロール誘導体、その前駆化合物、及びそれらの製造方法 | |
EP1200504B1 (en) | Polymerisation method | |
WO2003092334A1 (en) | Phosphorescent polymer compound, light emitting material and organic electroluminescent (el) device using the compound | |
JP2004538350A (ja) | シクロヘキシル又はフェニルが置換されたシリル基を側鎖で備えるポリ(p−フェニレンビニレン)誘導体、これを含む電界発光素子及び同誘導体の製造方法 | |
Jin et al. | Synthesis and properties of various PPV derivatives with phenyl substituents | |
JP4160142B2 (ja) | ジ−p−トリルジアルキルシラン誘導体、これよりなる発光高分子及びその製造方法 | |
JP4307925B2 (ja) | ケイ素含有ポリマーの製造方法およびケイ素含有ポリマー | |
CN100360578C (zh) | 电致发光聚合物、双芴基硅烷和有机电致发光元件 | |
JP4052306B2 (ja) | シラシクロペンタジエン誘導体 | |
Mei et al. | A novel way to prepare luminescent hybrid materials derived from 5-chloromehtyl-8-hydroxyquinoline and silylated monomer with coordination to aluminum ion | |
JP7456672B2 (ja) | 新規な化合物およびこれを含む有機発光素子 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10496875 Country of ref document: US |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2003751486 Country of ref document: EP |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 1020047009959 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 20038A02343 Country of ref document: CN |
|
WWP | Wipo information: published in national office |
Ref document number: 2003751486 Country of ref document: EP |