KR20050004565A - 다층구조의 게이트 절연막을 포함한 유기 박막 트랜지스터 - Google Patents
다층구조의 게이트 절연막을 포함한 유기 박막 트랜지스터 Download PDFInfo
- Publication number
- KR20050004565A KR20050004565A KR1020030044799A KR20030044799A KR20050004565A KR 20050004565 A KR20050004565 A KR 20050004565A KR 1020030044799 A KR1020030044799 A KR 1020030044799A KR 20030044799 A KR20030044799 A KR 20030044799A KR 20050004565 A KR20050004565 A KR 20050004565A
- Authority
- KR
- South Korea
- Prior art keywords
- titanium
- zirconium
- bis
- aluminum
- insulating layer
- Prior art date
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- 239000012212 insulator Substances 0.000 title claims abstract description 8
- 239000010409 thin film Substances 0.000 title claims description 24
- 238000000034 method Methods 0.000 claims abstract description 27
- 239000000758 substrate Substances 0.000 claims abstract description 27
- 229920000620 organic polymer Polymers 0.000 claims abstract description 18
- 239000010408 film Substances 0.000 claims description 48
- -1 polyethernitrile Polymers 0.000 claims description 25
- 239000010936 titanium Substances 0.000 claims description 21
- 229910052782 aluminium Inorganic materials 0.000 claims description 17
- LCKIEQZJEYYRIY-UHFFFAOYSA-N Titanium ion Chemical compound [Ti+4] LCKIEQZJEYYRIY-UHFFFAOYSA-N 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 14
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 claims description 13
- 239000007983 Tris buffer Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- 239000002105 nanoparticle Substances 0.000 claims description 10
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 9
- 229920000642 polymer Polymers 0.000 claims description 9
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 8
- 229910044991 metal oxide Inorganic materials 0.000 claims description 8
- 150000004706 metal oxides Chemical class 0.000 claims description 8
- 150000002902 organometallic compounds Chemical class 0.000 claims description 8
- 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 claims description 8
- 238000007639 printing Methods 0.000 claims description 8
- 238000004528 spin coating Methods 0.000 claims description 8
- JMXKSZRRTHPKDL-UHFFFAOYSA-N titanium ethoxide Chemical compound [Ti+4].CC[O-].CC[O-].CC[O-].CC[O-] JMXKSZRRTHPKDL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052726 zirconium Inorganic materials 0.000 claims description 8
- GBNDTYKAOXLLID-UHFFFAOYSA-N zirconium(4+) ion Chemical compound [Zr+4] GBNDTYKAOXLLID-UHFFFAOYSA-N 0.000 claims description 8
- 229920001665 Poly-4-vinylphenol Polymers 0.000 claims description 7
- SDTMFDGELKWGFT-UHFFFAOYSA-N 2-methylpropan-2-olate Chemical compound CC(C)(C)[O-] SDTMFDGELKWGFT-UHFFFAOYSA-N 0.000 claims description 6
- 229910052454 barium strontium titanate Inorganic materials 0.000 claims description 6
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- HRDRRWUDXWRQTB-UHFFFAOYSA-N hafnium(4+);propan-2-olate Chemical compound [Hf+4].CC(C)[O-].CC(C)[O-].CC(C)[O-].CC(C)[O-] HRDRRWUDXWRQTB-UHFFFAOYSA-N 0.000 claims description 6
- 239000005062 Polybutadiene Substances 0.000 claims description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 5
- 229920002857 polybutadiene Polymers 0.000 claims description 5
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 5
- OGHBATFHNDZKSO-UHFFFAOYSA-N propan-2-olate Chemical compound CC(C)[O-] OGHBATFHNDZKSO-UHFFFAOYSA-N 0.000 claims description 5
- WYYHZWGGPPBCMA-NSSKEBHHSA-J (e)-1,1,1-trifluoro-4-oxopent-2-en-2-olate;zirconium(4+) Chemical compound [Zr+4].CC(=O)\C=C(\[O-])C(F)(F)F.CC(=O)\C=C(\[O-])C(F)(F)F.CC(=O)\C=C(\[O-])C(F)(F)F.CC(=O)\C=C(\[O-])C(F)(F)F WYYHZWGGPPBCMA-NSSKEBHHSA-J 0.000 claims description 4
- ZBFBXTFQCKIUHU-UHFFFAOYSA-L 1,2,3,5,5-pentamethylcyclopenta-1,3-diene;titanium(4+);dichloride Chemical compound [Cl-].[Cl-].[Ti+4].CC1=[C-]C(C)(C)C(C)=C1C.CC1=[C-]C(C)(C)C(C)=C1C ZBFBXTFQCKIUHU-UHFFFAOYSA-L 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- HMTIYOSDNUJYPV-UHFFFAOYSA-L [Cl-].[Cl-].C(C)(C)C1(C=CC=C1)[Ti+2]C1(C=CC=C1)C(C)C Chemical compound [Cl-].[Cl-].C(C)(C)C1(C=CC=C1)[Ti+2]C1(C=CC=C1)C(C)C HMTIYOSDNUJYPV-UHFFFAOYSA-L 0.000 claims description 4
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- YQZMEUFOYRWASB-UHFFFAOYSA-L dichlorotitanium;ethylcyclopentane Chemical compound Cl[Ti]Cl.CC[C]1[CH][CH][CH][CH]1.CC[C]1[CH][CH][CH][CH]1 YQZMEUFOYRWASB-UHFFFAOYSA-L 0.000 claims description 4
- UARGAUQGVANXCB-UHFFFAOYSA-N ethanol;zirconium Chemical compound [Zr].CCO.CCO.CCO.CCO UARGAUQGVANXCB-UHFFFAOYSA-N 0.000 claims description 4
- WZVIPWQGBBCHJP-UHFFFAOYSA-N hafnium(4+);2-methylpropan-2-olate Chemical compound [Hf+4].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-] WZVIPWQGBBCHJP-UHFFFAOYSA-N 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- LXWBMENBONGPSB-UHFFFAOYSA-J oxolane;tetrachlorotitanium Chemical compound C1CCOC1.C1CCOC1.Cl[Ti](Cl)(Cl)Cl LXWBMENBONGPSB-UHFFFAOYSA-J 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920001197 polyacetylene Polymers 0.000 claims description 4
- 229920000058 polyacrylate Polymers 0.000 claims description 4
- 229920001195 polyisoprene Polymers 0.000 claims description 4
- XPGAWFIWCWKDDL-UHFFFAOYSA-N propan-1-olate;zirconium(4+) Chemical compound [Zr+4].CCC[O-].CCC[O-].CCC[O-].CCC[O-] XPGAWFIWCWKDDL-UHFFFAOYSA-N 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 235000010215 titanium dioxide Nutrition 0.000 claims description 4
- CMWCOKOTCLFJOP-UHFFFAOYSA-N titanium(3+) Chemical compound [Ti+3] CMWCOKOTCLFJOP-UHFFFAOYSA-N 0.000 claims description 4
- NSAWTIQLFWITEH-PJFPACTGSA-K (z)-1,1,1-trifluoro-4-[[(z)-5,5,5-trifluoro-4-oxopent-2-en-2-yl]oxy-[(e)-5,5,5-trifluoro-4-oxopent-2-en-2-yl]oxyalumanyl]oxypent-3-en-2-one Chemical compound FC(F)(F)C(=O)/C=C(/C)O[Al](O\C(C)=C/C(=O)C(F)(F)F)O\C(C)=C\C(=O)C(F)(F)F NSAWTIQLFWITEH-PJFPACTGSA-K 0.000 claims description 3
- KTXWGMUMDPYXNN-UHFFFAOYSA-N 2-ethylhexan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCCC(CC)C[O-].CCCCC(CC)C[O-].CCCCC(CC)C[O-].CCCCC(CC)C[O-] KTXWGMUMDPYXNN-UHFFFAOYSA-N 0.000 claims description 3
- XBIUWALDKXACEA-UHFFFAOYSA-N 3-[bis(2,4-dioxopentan-3-yl)alumanyl]pentane-2,4-dione Chemical compound CC(=O)C(C(C)=O)[Al](C(C(C)=O)C(C)=O)C(C(C)=O)C(C)=O XBIUWALDKXACEA-UHFFFAOYSA-N 0.000 claims description 3
- 229910020684 PbZr Inorganic materials 0.000 claims description 3
- 239000004695 Polyether sulfone Substances 0.000 claims description 3
- 229910002367 SrTiO Inorganic materials 0.000 claims description 3
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- JPUHCPXFQIXLMW-UHFFFAOYSA-N aluminium triethoxide Chemical compound CCO[Al](OCC)OCC JPUHCPXFQIXLMW-UHFFFAOYSA-N 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 3
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 229910052735 hafnium Inorganic materials 0.000 claims description 3
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 229920000767 polyaniline Polymers 0.000 claims description 3
- 229920006393 polyether sulfone Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 229920000123 polythiophene Polymers 0.000 claims description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 3
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 claims description 3
- NLOQZPHAWQDLQW-UHFFFAOYSA-J zirconium(4+);disulfate;tetrahydrate Chemical compound O.O.O.O.[Zr+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O NLOQZPHAWQDLQW-UHFFFAOYSA-J 0.000 claims description 3
- YOBOXHGSEJBUPB-MTOQALJVSA-N (z)-4-hydroxypent-3-en-2-one;zirconium Chemical compound [Zr].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O YOBOXHGSEJBUPB-MTOQALJVSA-N 0.000 claims description 2
- QCEOZLISXJGWSW-UHFFFAOYSA-K 1,2,3,4,5-pentamethylcyclopentane;trichlorotitanium Chemical compound [Cl-].[Cl-].[Cl-].CC1=C(C)C(C)([Ti+3])C(C)=C1C QCEOZLISXJGWSW-UHFFFAOYSA-K 0.000 claims description 2
- KMQONRARQJLAEC-UHFFFAOYSA-N C1(C=CC=C1)[Ti](=C=O)(=C=O)C1C=CC=C1.C1(C=CC=C1)[Ti](=C=O)(=C=O)C1C=CC=C1 Chemical compound C1(C=CC=C1)[Ti](=C=O)(=C=O)C1C=CC=C1.C1(C=CC=C1)[Ti](=C=O)(=C=O)C1C=CC=C1 KMQONRARQJLAEC-UHFFFAOYSA-N 0.000 claims description 2
- IKMVIRLTEXGLOG-UHFFFAOYSA-N C[Ti](C1(C(=C(C(=C1C)C)C)C)C)(C)C.C[Ti](C1(C(=C(C(=C1C)C)C)C)C)(C)C Chemical compound C[Ti](C1(C(=C(C(=C1C)C)C)C)C)(C)C.C[Ti](C1(C(=C(C(=C1C)C)C)C)C)(C)C IKMVIRLTEXGLOG-UHFFFAOYSA-N 0.000 claims description 2
- 239000004640 Melamine resin Substances 0.000 claims description 2
- 229920000877 Melamine resin Polymers 0.000 claims description 2
- 229920000459 Nitrile rubber Polymers 0.000 claims description 2
- 229930182556 Polyacetal Natural products 0.000 claims description 2
- 239000004952 Polyamide Substances 0.000 claims description 2
- 239000004693 Polybenzimidazole Substances 0.000 claims description 2
- 239000004697 Polyetherimide Substances 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 2
- 229920000800 acrylic rubber Polymers 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical compound [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 claims description 2
- LTBRWBUKPWVGFA-UHFFFAOYSA-N butan-1-olate;hafnium(4+) Chemical compound [Hf+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] LTBRWBUKPWVGFA-UHFFFAOYSA-N 0.000 claims description 2
- BSDOQSMQCZQLDV-UHFFFAOYSA-N butan-1-olate;zirconium(4+) Chemical compound [Zr+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] BSDOQSMQCZQLDV-UHFFFAOYSA-N 0.000 claims description 2
- 229920005549 butyl rubber Polymers 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 2
- IFMWVBVPVXRZHE-UHFFFAOYSA-M chlorotitanium(3+);propan-2-olate Chemical compound [Cl-].[Ti+4].CC(C)[O-].CC(C)[O-].CC(C)[O-] IFMWVBVPVXRZHE-UHFFFAOYSA-M 0.000 claims description 2
- JAGHDVYKBYUAFD-UHFFFAOYSA-L cyclopenta-1,3-diene;titanium(4+);dichloride Chemical compound [Cl-].[Cl-].[Ti+4].C1C=CC=[C-]1.C1C=CC=[C-]1 JAGHDVYKBYUAFD-UHFFFAOYSA-L 0.000 claims description 2
- QOXHZZQZTIGPEV-UHFFFAOYSA-K cyclopenta-1,3-diene;titanium(4+);trichloride Chemical compound Cl[Ti+](Cl)Cl.C=1C=C[CH-]C=1 QOXHZZQZTIGPEV-UHFFFAOYSA-K 0.000 claims description 2
- 239000003989 dielectric material Substances 0.000 claims description 2
- 125000001664 diethylamino group Chemical group [H]C([H])([H])C([H])([H])N(*)C([H])([H])C([H])([H])[H] 0.000 claims description 2
- VJDVOZLYDLHLSM-UHFFFAOYSA-N diethylazanide;titanium(4+) Chemical compound [Ti+4].CC[N-]CC.CC[N-]CC.CC[N-]CC.CC[N-]CC VJDVOZLYDLHLSM-UHFFFAOYSA-N 0.000 claims description 2
- GOVWJRDDHRBJRW-UHFFFAOYSA-N diethylazanide;zirconium(4+) Chemical compound [Zr+4].CC[N-]CC.CC[N-]CC.CC[N-]CC.CC[N-]CC GOVWJRDDHRBJRW-UHFFFAOYSA-N 0.000 claims description 2
- ZYLGGWPMIDHSEZ-UHFFFAOYSA-N dimethylazanide;hafnium(4+) Chemical compound [Hf+4].C[N-]C.C[N-]C.C[N-]C.C[N-]C ZYLGGWPMIDHSEZ-UHFFFAOYSA-N 0.000 claims description 2
- DWCMDRNGBIZOQL-UHFFFAOYSA-N dimethylazanide;zirconium(4+) Chemical compound [Zr+4].C[N-]C.C[N-]C.C[N-]C.C[N-]C DWCMDRNGBIZOQL-UHFFFAOYSA-N 0.000 claims description 2
- 238000003618 dip coating Methods 0.000 claims description 2
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- 125000001153 fluoro group Chemical group F* 0.000 claims description 2
- 150000002363 hafnium compounds Chemical class 0.000 claims description 2
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 claims description 2
- 125000005842 heteroatom Chemical group 0.000 claims description 2
- YALAVAYMNJCEBU-UHFFFAOYSA-N n-(2-chloro-3-formylpyridin-4-yl)-2,2-dimethylpropanamide Chemical compound CC(C)(C)C(=O)NC1=CC=NC(Cl)=C1C=O YALAVAYMNJCEBU-UHFFFAOYSA-N 0.000 claims description 2
- MIDYWIPTCYRMQF-UHFFFAOYSA-K oxolane;trichlorotitanium Chemical compound [Cl-].[Cl-].[Cl-].[Ti+3].C1CCOC1.C1CCOC1.C1CCOC1 MIDYWIPTCYRMQF-UHFFFAOYSA-K 0.000 claims description 2
- IXNPPKLOBLWSPQ-UHFFFAOYSA-N oxotitanium(2+) Chemical compound [Ti+2]=O IXNPPKLOBLWSPQ-UHFFFAOYSA-N 0.000 claims description 2
- 125000005582 pentacene group Chemical group 0.000 claims description 2
- 239000005011 phenolic resin Substances 0.000 claims description 2
- 229920001643 poly(ether ketone) Polymers 0.000 claims description 2
- 229920000553 poly(phenylenevinylene) Polymers 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920001230 polyarylate Polymers 0.000 claims description 2
- 229920002480 polybenzimidazole Polymers 0.000 claims description 2
- 229920001083 polybutene Polymers 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 229920001601 polyetherimide Polymers 0.000 claims description 2
- 229920000306 polymethylpentene Polymers 0.000 claims description 2
- 239000011116 polymethylpentene Substances 0.000 claims description 2
- 229920006324 polyoxymethylene Polymers 0.000 claims description 2
- 229920000128 polypyrrole Polymers 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- ZGSOBQAJAUGRBK-UHFFFAOYSA-N propan-2-olate;zirconium(4+) Chemical compound [Zr+4].CC(C)[O-].CC(C)[O-].CC(C)[O-].CC(C)[O-] ZGSOBQAJAUGRBK-UHFFFAOYSA-N 0.000 claims description 2
- 239000010453 quartz Substances 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- VUWPOFFYSGYZQR-UHFFFAOYSA-L tert-butylcyclopentane;dichlorotitanium Chemical compound Cl[Ti]Cl.CC(C)(C)[C]1[CH][CH][CH][CH]1.CC(C)(C)[C]1[CH][CH][CH][CH]1 VUWPOFFYSGYZQR-UHFFFAOYSA-L 0.000 claims description 2
- MNWRORMXBIWXCI-UHFFFAOYSA-N tetrakis(dimethylamido)titanium Chemical compound CN(C)[Ti](N(C)C)(N(C)C)N(C)C MNWRORMXBIWXCI-UHFFFAOYSA-N 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium(II) oxide Chemical compound [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 2
- ZWYDDDAMNQQZHD-UHFFFAOYSA-L titanium(ii) chloride Chemical compound [Cl-].[Cl-].[Ti+2] ZWYDDDAMNQQZHD-UHFFFAOYSA-L 0.000 claims description 2
- WOZZOSDBXABUFO-UHFFFAOYSA-N tri(butan-2-yloxy)alumane Chemical compound [Al+3].CCC(C)[O-].CCC(C)[O-].CCC(C)[O-] WOZZOSDBXABUFO-UHFFFAOYSA-N 0.000 claims description 2
- MYWQGROTKMBNKN-UHFFFAOYSA-N tributoxyalumane Chemical compound [Al+3].CCCC[O-].CCCC[O-].CCCC[O-] MYWQGROTKMBNKN-UHFFFAOYSA-N 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims 3
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims 2
- UREKUAIOJZNUGZ-LWTKGLMZSA-K (z)-5-bis[[(z)-2,2,6,6-tetramethyl-5-oxohept-3-en-3-yl]oxy]alumanyloxy-2,2,6,6-tetramethylhept-4-en-3-one Chemical compound CC(C)(C)C(=O)\C=C(C(C)(C)C)/O[Al](O\C(=C/C(=O)C(C)(C)C)C(C)(C)C)O\C(=C/C(=O)C(C)(C)C)C(C)(C)C UREKUAIOJZNUGZ-LWTKGLMZSA-K 0.000 claims 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 239000005977 Ethylene Substances 0.000 claims 1
- 239000004962 Polyamide-imide Substances 0.000 claims 1
- 229920000265 Polyparaphenylene Polymers 0.000 claims 1
- 239000004954 Polyphthalamide Substances 0.000 claims 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical class C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- GVOLZAKHRKGRRM-UHFFFAOYSA-N hafnium(4+) Chemical compound [Hf+4] GVOLZAKHRKGRRM-UHFFFAOYSA-N 0.000 claims 1
- 125000001072 heteroaryl group Chemical group 0.000 claims 1
- 229920002312 polyamide-imide Polymers 0.000 claims 1
- 229920006389 polyphenyl polymer Polymers 0.000 claims 1
- 229920001955 polyphenylene ether Polymers 0.000 claims 1
- 229920006375 polyphtalamide Polymers 0.000 claims 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 239000004065 semiconductor Substances 0.000 abstract description 15
- 239000010410 layer Substances 0.000 description 94
- 238000002360 preparation method Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 7
- 229910021417 amorphous silicon Inorganic materials 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
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- 239000012299 nitrogen atmosphere Substances 0.000 description 3
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- 239000004721 Polyphenylene oxide Substances 0.000 description 1
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- GUMLZFBUIOKBHX-UHFFFAOYSA-N [Zr+4].CC([O-])C.[Hf+4].CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C Chemical compound [Zr+4].CC([O-])C.[Hf+4].CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C.CC([O-])C GUMLZFBUIOKBHX-UHFFFAOYSA-N 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- UMIVXZPTRXBADB-UHFFFAOYSA-N benzocyclobutene Chemical compound C1=CC=C2CCC2=C1 UMIVXZPTRXBADB-UHFFFAOYSA-N 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
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- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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- 238000005240 physical vapour deposition Methods 0.000 description 1
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
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- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
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- H10K10/468—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics
- H10K10/474—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics the gate dielectric comprising a multilayered structure
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- H01L21/314—Inorganic layers
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Abstract
Description
PVB(wt%) | Ti(OC4H9)4(wt%) | Ti 함량 (wt%) | k (유전상수) | |
제조예 1 | 75 | 25 | 40 | 5.6 |
제조예 2 | 50 | 50 | 66 | 15 |
제조예 3 | 30 | 70 | 82 | 27 |
제조예 4 | 10 | 90 | 95 | 30 |
제 1절연층 | 제 2절연층 | C0(nF/단위면적) | 문턱전압 | Ion/Ioff | 전하이동도 | |
실시예 1 | PVB:Ti(OC4H9)450:50 (200 nm) | S1 (500㎚) | 7.0 | -11V | 1.02x104 | 3~5 |
실시예 2 | PVB:Ti(OC4H9)430:70 (200 nm) | S1 (500㎚) | 7.9 | -9V | 1.02x104 | 3~5 |
실시예 3 | PVB:Ti(OC4H9)450:50 (300 nm) | S1 (400㎚) | 8.6 | -7V | 7.76x103 | 3~5 |
실시예 4 | PVB:Ti(OC4H9)450:50 (200 nm) | PVP (500㎚) | 7.3 | -13V | 1.24x105 | 6 |
비교예 1 | - | S1 (700㎚) | 5.9 | -15V | 6.67x103 | 3~5 |
비교예 2 | - | PVP (700㎚) | 5.5 | -17V | 0.71x105 | 6 |
Claims (11)
- 기판위에 게이트 전극, 게이트 절연층, 유기활성층, 소스/드레인 전극 혹은 게이트 전극, 게이트 절연층, 소스/드레인 전극, 유기활성층이 차례로 형성된 유기 박막트랜지스터에 있어서, 상기 게이트 절연막이 ⅰ) 고 유전율 재료의 제 1절연층과 ⅱ) 상기 유기활성층과 친화적인(compatible) 절연성 유기고분자의 제 2절연층을 포함하며, 이 때 제 2절연층은 상기 유기 활성층 바로 아래에 존재하도록 되어 있는 다층구조의 절연막을 가지는 박막 트랜지스터.
- 제 1항에 있어서, 상기 게이트 절연막의 각 층은 습식공정에 의해 형성되는 것을 특징으로 하는 박막 트랜지스터.
- 제 1항에 있어서, 상기 ⅰ) 제 1절연층을 위한 고 유전율 재료는 절연성 유기 고분자와 5 이상의 유전상수를 가진 유기금속화합물와의 혼합물이거나, 혹은 절연성 유기고분자와 5 이상의 유전상수를 가진 무기 금속산화물 또는 강유전성 절연체의 나노입자와의 혼합물인 것을 특징으로 하는 박막 트랜지스터.
- 제 1항에 있어서, ⅱ) 상기 제2 절연층을 위한 절연성 고분자는 폴리비닐페놀, 폴리아크릴레이트, 폴리비닐알코올 또는 하기 화학식 1로 나타내어지는 중합체로 이루어진 군으로부터 선택된 것을 특징으로 하는 박막 트랜지스터:[화학식 1][상기 식에서 R은 하기 화학식 2로 표시되며:[화학식 2](상기 식에서 R1은 하기로 이루어진 군으로부터 선택되고 이 때, 각각의 기에 있어서 n은 0 내지 10 의 정수이고:R2는 하기의 군 I 및 Ⅱ 로부터 선택되며, 이 때, 적어도 하나의 R2는 군 I 로부터 선택된 것이고:(I)(Ⅱ)R3는 수소원자이거나 또는 하기 군으로부터 선택되며, 이 때 하기 군에서 X는 수소원자, 탄소수 1∼13의 알킬기나 알콕시기, 탄소수 6∼20 방향족기, 이종원자가 방향족 링에 포함된 탄소수 4∼14의 헤테로방향족기, -(OCH2)pCH3(p는 0 내지12의 정수), 불소원자, 염소원자이고, m은 0 내지 18의 정수이며:k는 0 내지 3의 정수이고; l은 1 내지 5의 정수이며; 상기 R1, R2가 복수개인 경우 각각의 R1, R2는 서로 다를 수 있다);m과 n의 합은 1이고, m은 0.3 내지 0.7 사이의 실수, n은 0.3 내지 0.7 사이의 실수이며;x와 y의 합은 1이고, x는 0.3 내지 0.7 사이의 실수, y는 0.3 내지 0.7 사이의 실수이며, i와 j의 합은 1이고, i는 0 내지 1 사이의 실수, j는 0 내지 1 사이의 실수이다].
- 제 4항에 있어서, 화학식 1로 나타내어지는 중합체는 하기 화학식 3, 4, 5 또는 6으로 나타내어지는 화합물인 것을 특징으로 하는 박막 트랜지스터:[화학식 3][화학식 4][화학식 5][화학식 6]
- 제 1항에 있어서, 상기 기판은 플라스틱 기판, 유리 기판, 석영 기판, 또는 실리콘(silicon) 기판인 것을 특징으로 하는 박막 트랜지스터.
- 제 2항에 있어서, 상기 습식공정은 스핀코팅, 딥코팅, 프린팅 방식, 또는 롤 코팅에 의한 공정인 것을 특징으로 하는 박막 트랜지스터.
- 제 3항에 있어서, 상기 유기 고분자는 폴리에스테르, 폴리카보네이트, 폴리비닐알코올, 폴리비닐부티랄, 폴리아세탈, 폴리아릴레이트, 폴리아마이드, 폴리아미드이미드, 폴리에테르이미드, 폴리페닐렌에테르, 폴리페닐렌설파이드, 폴리에테르설폰, 폴리에테르케톤, 폴리프탈아마이드, 폴리에테르니트릴, 폴리에테르설폰, 폴리벤즈이미다졸, 폴리카보디이미드, 폴리실록산, 폴리메틸메타크릴레이트, 폴리메타크릴아마이드, 니트릴고무, 아크릴 고무, 폴리에틸렌테트라플루오라이드, 에폭시 수지, 페놀 수지, 멜라민 수지, 우레아 수지, 폴리부텐, 폴리펜텐, 에틸렌-프로필렌 공중합체, 에틸렌-부텐-디엔 공중합체, 폴리부타디엔, 폴리이소프렌, 에틸렌-프로필렌-디엔 공중합체, 부틸고무, 폴리메틸펜텐, 폴리스티렌, 스티렌-부타디엔 공중합체, 수첨스티렌-부타디엔 공중합체, 수첨폴리이소프렌, 수첨폴리부타디엔 및 그 혼합물로 이루어진 군으로부터 선택된 것을 특징으로 하는 박막 트랜지스터.
- 제 3항에 있어서, 유기 금속화합물은 티타늄 (IV) 엔-부톡시드 [titanium (IV) n-butoxide], 티타늄 (IV) 티-부톡시드 [titanium (IV) t-butoxide], 티타늄 (IV) 에톡시드 [titanium (IV) ethoxide], 티타늄 (IV) 2-에틸헥소시드 [titanium (IV) 2-ethylhexoxide], 티타늄 (IV) 이소-프로폭시드 [titanium (IV) isopropoxide], 티타늄 (IV) (디-이소-프로폭시드)비스(아세틸아세토네이트) titanium (IV) (di-isopropoxide) bis -(acetylacetonate)], 티타늄 (IV) 옥시드비스(아세틸아세토네이트) [titanium (IV) oxide bis(acetylacetonate)], 트리클로로트리스(테트라히드로퓨란) (III) [trichlorotris(tetrahydrofuran)titanium (III)], 트리스(2,2,6,6-테트라메틸-3,5-헵탄디오네이토)티타늄 (III) [tris (2,2,6,6 -tetramethyl-3,5-heptanedionato)titanium (III)], (트리메틸)펜타메틸-시클로펜타디에닐티타늄 (IV) [(trimethyl) pentamethyl cyclopentadienyl- titanium (IV)], 펜타메틸시클로펜타디에닐티타늄 트리클로라이드 (IV) [pentamethylcyclopentadienyltitanium trichloride (IV)], 펜타메틸시클로-펜타디에닐티타늄 트리메톡시드 (IV) [pentamethylcyclo -pentadienyltitanium trimethoxide (IV)], 테트라클로로비스(시클로헥실머르캅토)티타늄(IV) [tetrachlorobis (cyclohexylmercapto) titanium(IV)], 테트라클로로비스(테트라히드로퓨란)티타늄 (IV) [tetrachlorobis(tetrahydrofuran)titanium (IV)], 테트라클로로디아민티타늄 (IV) [tetrachlorodiamminetitanium (IV)], 테트라키스(디에틸아미노)티타늄 (IV) [tetrakis(diethylamino)titanium (IV)], 테트라키스(디메틸아미노)티타늄 (IV) [tetrakis(dimethylamino)titanium (IV)], 비스(티-부틸시클로펜타디에닐)티타늄 디클로라이드[bis(t-butylcyclopentadienyl)titanium dichloride], 비스(시클로펜타디에닐)디카보닐 티타늄 (II) [bis(cyclopentadienyl)dicarbonyl titanium (II)], 비스(시클로펜타디에닐)티타늄 디클로라이드 [bis(cyclopentadienyl)titanium dichloride], 비스(에틸시클로펜타디에닐)티타늄 디클로라이드[bis(ethylcyclopentadienyl)titanium dichloride], 비스(펜타메틸시클로펜타디에닐)티타늄디클로라이드 [bis(pentamethylcyclopenta dienyl) titanium dichloride], 비스(이소-프로필시클로펜타디에닐)티타늄 디클로라이 [bis(isopropylcyclopentadienyl)titanium dichloride], 트리스(2,2,6,6-테트라메틸-3,5-헵탄디오네이토)옥소티타늄(IV) [tris(2,2,6,6-tetramethyl-3,5-heptanedionato)oxotitanium(IV)], 클로로티타늄 트리이소프로폭시드[chlorotitanium triisopropoxide], 시클로펜타디에닐티타늄 트리클로라이드 [cyclopentadienyltitanium trichloride], 디클로로비스(2,2,6,6-테트라메틸-3,5-헵탄디오네이토)티타늄(IV) [dichlorobis(2,2,6,6-tetramethyl-3,5-heptane dionato) titanium (IV)], 디메틸비스(티-부틸시클로펜타디에닐)티타늄 (IV) [dimethylbis(t-butylcyclopentadienyl)titanium (IV)], 또는 디(이소프로폭시드)비스 (2,2,6,6-테트라메틸-3,5-헵탄디오네이토)티타늄(IV) [di(isopropoxide)bis (2,2,6,6-tetramethyl-3,5-heptanedionato)titanium (IV)])의 티타늄계 화합물; 지르코늄 (IV) 엔-부톡시드 [zirconium (IV) n-butoxide], 지르코늄 (IV) 티-부톡시드 [zirconium (IV)t-butoxide], 지르코늄 (IV) 에톡시드 [zirconium (IV) ethoxide], 지르코늄 (IV) 이소-프로폭시드 [zirconium (IV) isopropoxide], 지르코늄 (IV) 엔-프로폭시드 [zirconium(IV)n-propoxide], 지르코늄 (IV) (아세틸아세토네이트) [zirconium (IV) acetylacetonate], 지르코늄 (IV) 헥사플루오로아세틸아세토네이트 [zirconium (IV) hexafluoroacetylacetonate], 지르코늄 (IV) 트리플루오로아세틸아세토네이트 [zirconium (IV) trifluoroacetylacetonate], 테트라키스(디에틸아미노)지르코늄 [tetrakis(diethylamino)zirconium], 테트라키스(디메틸아미노)지르코늄 [tetrakis(dimethylamino)zirconium], 테트라키스(2,2,6,6-테트라메틸-3,5-헵탄디오네이토)지르코늄 (IV)[tetrakis(2,2,6,6-tetramethyl-3,5-heptanedionato)zirconium (IV)], 지르코늄 (IV) 설페이트 테트라히드레이트 [zirconium (IV) sulfate tetrahydrate], 하프늄 (IV) 엔-부톡시드 [hafnium (IV) n-butoxide], 하프늄 (IV) 티-부톡시드 [hafnium (IV) t-butoxide], 하프늄 (IV)에톡시드 [hafnium (IV) ethoxide], 하프늄 (IV) 이소-프로폭시드 [hafnium (IV) isopropoxide], 하프늄 (IV) 이소-프로폭시드 모노이소프로필레이트 [hafnium (IV) isopropoxide monoisopropylate], 하프늄 (IV) (아세틸아세토네이트) [hafnium (IV) acetylacetonate], 또는 테트라키스(디메틸아미노)하프늄 [tetrakis(dimethylamino)hafnium])의 지르코늄 혹은 하프늄 화합물; 알루미늄 엔-부톡시드 [aluminium n-butoxide], 알루미늄 티-부톡시드 [aluminium t-butoxide], 알루미늄 에스-부톡시드 [aluminium s-butoxide], 알루미늄 에톡시드 [aluminium ethoxide], 알루미늄 이소-프로폭시드 [aluminium isopropoxide], 알루미늄 (아세틸아세토네이트) [aluminium acetylacetonate], 알루미늄 헥사플루오로아세틸아세토네이트 [aluminium hexafluoroacetylacetonate], 알루미늄 트리플루오로아세틸아세토네이트 [aluminium trifluoroacetylacetonate], 또는 트리스(2,2,6,6-테트라메틸-3,5-헵탄디오네이토)알루미늄 [tris(2,2,6,6-tetramethyl-3,5-heptanedionato) aluminium] 의 알루미늄계 화합물; 및 이들의 2 이상의 혼합물로 이루어진 군으로부터 선택된 것을 특징으로 하는 박막 트랜지스터.
- 제 3항에 있어서, 무기금속산화물은 Ta2O5, Y2O3, TiO2, CeO2, 또는 ZrO2, 이고, 강유전성 절연체는 Barium Strontium Titanate (BST), PbZrxTi1-xO3(PZT),Bi4Ti3O12, BaMgF4, SrBi2(Ta1-xNbx)2O9, Ba(Zr1-xTix)O3(BZT), BaTiO3, SrTiO3또는 Bi4Ti3O12이며, 나노입자의 직경은 1 내지 100 nm 인 것을 특징으로 하는 박막 트랜지스터.
- 제 1항에 있어서, 상기 유기 활성층은 펜타센(pentacene), 구리 프탈로시아닌(copper phthalocyanine), 폴리티오펜(polythiophene), 폴리아닐린 (polyaniline), 폴리아세틸렌(polyacetylene), 폴리피롤(polypyrrole), 폴리페닐렌비닐렌(polyphenylene vinylene) 및 이들의 유도체로 이루어진 군으로부터 선택되는 것을 특징으로 하는 박막 트랜지스터.
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KR100593300B1 (ko) * | 2004-11-10 | 2006-06-26 | 한국전자통신연구원 | 열경화성 유기고분자 게이트 절연막 조성물 및 이를 이용한 유기박막 트랜지스터 |
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Also Published As
Publication number | Publication date |
---|---|
EP1494298A3 (en) | 2006-06-14 |
US7005674B2 (en) | 2006-02-28 |
KR100995451B1 (ko) | 2010-11-18 |
JP2005026698A (ja) | 2005-01-27 |
US20050001210A1 (en) | 2005-01-06 |
EP1494298A2 (en) | 2005-01-05 |
JP5054885B2 (ja) | 2012-10-24 |
CN1577912A (zh) | 2005-02-09 |
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