KR100960492B1 - 유기 트랜지스터 및 이의 제조방법 - Google Patents
유기 트랜지스터 및 이의 제조방법 Download PDFInfo
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- KR100960492B1 KR100960492B1 KR1020070014882A KR20070014882A KR100960492B1 KR 100960492 B1 KR100960492 B1 KR 100960492B1 KR 1020070014882 A KR1020070014882 A KR 1020070014882A KR 20070014882 A KR20070014882 A KR 20070014882A KR 100960492 B1 KR100960492 B1 KR 100960492B1
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- organic transistor
- carbon atoms
- organic semiconductor
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- 238000000034 method Methods 0.000 title claims description 17
- 239000004065 semiconductor Substances 0.000 claims abstract description 61
- 239000002245 particle Substances 0.000 claims abstract description 47
- 229920000642 polymer Polymers 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 125000004432 carbon atom Chemical group C* 0.000 claims description 26
- 125000003118 aryl group Chemical group 0.000 claims description 24
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 19
- 239000002904 solvent Substances 0.000 claims description 15
- 125000003545 alkoxy group Chemical group 0.000 claims description 14
- 125000004122 cyclic group Chemical group 0.000 claims description 14
- 125000001072 heteroaryl group Chemical group 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 14
- 125000005309 thioalkoxy group Chemical group 0.000 claims description 14
- 125000003277 amino group Chemical group 0.000 claims description 12
- 125000002560 nitrile group Chemical group 0.000 claims description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- 229920001940 conductive polymer Polymers 0.000 claims description 11
- 125000005843 halogen group Chemical group 0.000 claims description 11
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 10
- 229910052786 argon Inorganic materials 0.000 claims description 10
- 125000006165 cyclic alkyl group Chemical group 0.000 claims description 10
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 10
- 125000004185 ester group Chemical group 0.000 claims description 9
- 125000001033 ether group Chemical group 0.000 claims description 9
- 125000000524 functional group Chemical group 0.000 claims description 9
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- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 7
- 229910044991 metal oxide Inorganic materials 0.000 claims description 7
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- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 125000002015 acyclic group Chemical group 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
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- 150000007970 thio esters Chemical group 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 125000001424 substituent group Chemical group 0.000 claims description 5
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- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims description 4
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 4
- 125000000623 heterocyclic group Chemical group 0.000 claims description 4
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- 125000005842 heteroatom Chemical group 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 229930192474 thiophene Natural products 0.000 claims description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 2
- 125000004430 oxygen atom Chemical group O* 0.000 claims 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 claims 1
- 239000000243 solution Substances 0.000 description 37
- 239000010410 layer Substances 0.000 description 25
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 23
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- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 16
- -1 that is Substances 0.000 description 15
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- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 12
- 239000010931 gold Substances 0.000 description 11
- 238000003786 synthesis reaction Methods 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 239000000460 chlorine Substances 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000002105 nanoparticle Substances 0.000 description 5
- 239000002243 precursor Substances 0.000 description 5
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 4
- IMILVTHOOISGRW-UHFFFAOYSA-N 2-bromo-3-dodecylthiophene Chemical compound CCCCCCCCCCCCC=1C=CSC=1Br IMILVTHOOISGRW-UHFFFAOYSA-N 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 4
- 125000003368 amide group Chemical group 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 4
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- 238000002156 mixing Methods 0.000 description 4
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- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
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- 239000011777 magnesium Substances 0.000 description 3
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- LVEYOSJUKRVCCF-UHFFFAOYSA-N 1,3-Bis(diphenylphosphino)propane Substances C=1C=CC=CC=1P(C=1C=CC=CC=1)CCCP(C=1C=CC=CC=1)C1=CC=CC=C1 LVEYOSJUKRVCCF-UHFFFAOYSA-N 0.000 description 2
- HRJHHVGEPWHNHN-UHFFFAOYSA-N 5-(3-dodecylthiophen-2-yl)-[1,3]thiazolo[4,5-d][1,3]thiazole Chemical compound C(CCCCCCCCCCC)C1=C(SC=C1)C=1SC2=C(N=1)N=CS2 HRJHHVGEPWHNHN-UHFFFAOYSA-N 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- 239000007818 Grignard reagent Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
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- 125000000732 arylene group Chemical group 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- 125000001246 bromo group Chemical group Br* 0.000 description 2
- 239000002800 charge carrier Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000004795 grignard reagents Chemical class 0.000 description 2
- 125000005549 heteroarylene group Chemical group 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- 239000011630 iodine Substances 0.000 description 2
- 229910052740 iodine Inorganic materials 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000012044 organic layer Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 229920000301 poly(3-hexylthiophene-2,5-diyl) polymer Polymers 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- 125000000547 substituted alkyl group Chemical group 0.000 description 2
- 125000003107 substituted aryl group Chemical group 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- COIOYMYWGDAQPM-UHFFFAOYSA-N tris(2-methylphenyl)phosphane Chemical compound CC1=CC=CC=C1P(C=1C(=CC=CC=1)C)C1=CC=CC=C1C COIOYMYWGDAQPM-UHFFFAOYSA-N 0.000 description 2
- CYPYTURSJDMMMP-WVCUSYJESA-N (1e,4e)-1,5-diphenylpenta-1,4-dien-3-one;palladium Chemical compound [Pd].[Pd].C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1.C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1.C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1 CYPYTURSJDMMMP-WVCUSYJESA-N 0.000 description 1
- SLEYLBZGHSENFG-UHFFFAOYSA-N 1,1-diethyl-3-phenyliminothiourea Chemical compound CCN(CC)C(=S)N=NC1=CC=CC=C1 SLEYLBZGHSENFG-UHFFFAOYSA-N 0.000 description 1
- PBLNBZIONSLZBU-UHFFFAOYSA-N 1-bromododecane Chemical compound CCCCCCCCCCCCBr PBLNBZIONSLZBU-UHFFFAOYSA-N 0.000 description 1
- XCMISAPCWHTVNG-UHFFFAOYSA-N 3-bromothiophene Chemical compound BrC=1C=CSC=1 XCMISAPCWHTVNG-UHFFFAOYSA-N 0.000 description 1
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- FTBCOQFMQSTCQQ-UHFFFAOYSA-N 4-bromobenzenethiol Chemical compound SC1=CC=C(Br)C=C1 FTBCOQFMQSTCQQ-UHFFFAOYSA-N 0.000 description 1
- ROMWSHOYKORARJ-UHFFFAOYSA-N 5-(5-bromo-3-dodecylsulfanylthiophen-2-yl)-[1,3]thiazolo[4,5-d][1,3]thiazole Chemical compound BrC1=CC(=C(S1)C=1SC2=C(N=1)N=CS2)SCCCCCCCCCCCC ROMWSHOYKORARJ-UHFFFAOYSA-N 0.000 description 1
- WDYVUKGVKRZQNM-UHFFFAOYSA-N 6-phosphonohexylphosphonic acid Chemical compound OP(O)(=O)CCCCCCP(O)(O)=O WDYVUKGVKRZQNM-UHFFFAOYSA-N 0.000 description 1
- 101710134784 Agnoprotein Proteins 0.000 description 1
- SHYKYJZWHFTVGF-UHFFFAOYSA-N C(CCCCCCCCCCC)C1=CSC=C1.C(CCCCCCCCCCC)C1=CSC=C1 Chemical compound C(CCCCCCCCCCC)C1=CSC=C1.C(CCCCCCCCCCC)C1=CSC=C1 SHYKYJZWHFTVGF-UHFFFAOYSA-N 0.000 description 1
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- 238000003747 Grignard reaction Methods 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- KWTSZCJMWHGPOS-UHFFFAOYSA-M chloro(trimethyl)stannane Chemical compound C[Sn](C)(C)Cl KWTSZCJMWHGPOS-UHFFFAOYSA-M 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- ZBQUMMFUJLOTQC-UHFFFAOYSA-L dichloronickel;3-diphenylphosphanylpropyl(diphenyl)phosphane Chemical compound Cl[Ni]Cl.C=1C=CC=CC=1P(C=1C=CC=CC=1)CCCP(C=1C=CC=CC=1)C1=CC=CC=C1 ZBQUMMFUJLOTQC-UHFFFAOYSA-L 0.000 description 1
- OAEGRYMCJYIXQT-UHFFFAOYSA-N dithiooxamide Chemical compound NC(=S)C(N)=S OAEGRYMCJYIXQT-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- DLEDOFVPSDKWEF-UHFFFAOYSA-N lithium butane Chemical compound [Li+].CCC[CH2-] DLEDOFVPSDKWEF-UHFFFAOYSA-N 0.000 description 1
- 150000002680 magnesium Chemical class 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- MZRVEZGGRBJDDB-UHFFFAOYSA-N n-Butyllithium Substances [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 1
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
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- 150000003384 small molecules Chemical class 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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Classifications
-
- 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
- H10K85/113—Heteroaromatic compounds comprising sulfur or selene, e.g. polythiophene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/468—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics
- H10K10/472—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics the gate dielectric comprising only inorganic materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/484—Insulated gate field-effect transistors [IGFETs] characterised by the channel regions
- H10K10/488—Insulated gate field-effect transistors [IGFETs] characterised by the channel regions the channel region comprising a layer of composite material having interpenetrating or embedded materials, e.g. a mixture of donor and acceptor moieties, that form a bulk heterojunction
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Inorganic Chemistry (AREA)
- Thin Film Transistor (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Abstract
Description
Claims (18)
- 청구항 1에 있어서, 상기 도체성 입자는 금속 또는 금속 산화물 입자인 것이 유기트랜지스터.
- 청구항 2에 있어서, 상기 도체성 입자는 Au, Ag, Pt, ITO, IZO 및 ZnO 중에서 1 이상을 포함하는 것인 유기트랜지스터.
- 청구항 1에 있어서, 상기 도체성 입자는 입경이 5nm 내지 1μm인 것인 유기트랜지스터.
- 삭제
- 청구항 1에 있어서, 상기 X는 티오펜(thiophene), 아닐린(aniline) 및 피롤(pyrrole) 중 1 이상을 포함하는 전도성 고분자인 것인 유기트랜지스터.
- 청구항 1에 있어서, 상기 B1 및 B2는 -SH 또는 포스페이트기인 것인 유기트랜지스터.
- 청구항 1에 있어서, 상기 전도성 고분자 X는 유기반도체층의 형성시 사용되는 용매에 대하여 0.1 중량% 이상의 농도를 가지는 용액을 제조할 수 있는 것인 유기트랜지스터.
- 청구항 1에 있어서, 상기 유기반도체 고분자는 분자량이 3,000 이상인 것인 유기트랜지스터.
- 청구항 1에 있어서, 상기 전도성 고분자 X는 하기 화학식 2로 표시되는 구조 단위를 포함하는 것인 유기트랜지스터:[화학식 2]상기 식에서, 0<x≤1의 실수, 0≤y<1의 실수, 0≤z<1의 실수, x+y+z=1이고,n은 1 내지 1000의 정수이며,Ar 및 Ar'는 서로 같거나 상이하고, 독립적으로 공액구조를 갖는 2가의 고리 또는 비고리 탄화수소기 또는 공액구조를 갖는 2가 헤테로고리기이며,A와 B는 서로 같거나 상이하고, 독립적으로 공액구조를 갖는 2가의 고리 또는 비고리 탄화수소기, 공액구조를 갖는 2가의 헤테로고리기, 또는 하기 비환식(acyclic group)기이고,상기 식에서 R' 및 R''는 서로 같거나 상이하고, 독립적으로 수소원자; 할로겐원자; 직쇄, 분지쇄 혹은 고리형의 알킬기; 직쇄, 분지쇄 혹은 고리형의 알콕시기; 티오알콕시기; 니트릴기; 니트로기; 아미노기; 치환 혹은 비치환된 아릴기, 치환 또는 비치환의 헤테로 아릴기일 수 있으며, 점선 부분은 화학식 2의 주쇄에 연결되는 부분이다.
- 청구항 10에 있어서, 상기 A 및 B는 하기의 화학식으로 표현되는 기들 중에서 선택되는 것을 특징으로 하는 유기트랜지스터:여기서, X는 O, S, Se, NR3, SiR3R4 혹은 CR3R4 기이고, 여기서 R3과 R4는 서로 같거나 상이하고, 독립적으로 수소원자, 직쇄, 분지쇄 혹은 고리형의 알킬기 또는 아릴기이며 이들은 서로 연결되어 고리를 형성하여도 좋으며,R1 및 R2는 서로 같거나 상이하고, 독립적으로 수소원자, 히드록시기, 할로겐원자, 니트릴기, 니트로기, 에스터기, 에테르기, 아미노기, 이미드기, 실란기, 티오에스터기, 탄소수 1~20개의 치환 또는 비치환의 직쇄, 분지쇄 혹은 고리형의 알킬기 , 탄소수 1~20개의 치환 또는 비치환 직쇄, 분지쇄 혹은 고리형의 알콕시기, 탄소수 1~20개의 치환 또는 비치환의 직쇄, 분지쇄 혹은 고리형의 티오알콕시기, 치환 또는 비치환된 아릴기, 또는 치환 또는 비치환의 헤테로 아릴기이며,R1, R2 또는 R1과 R2에 포함되는 서로 인접하지 않은 2 이상의 탄소원자는 O, S, NH, -NRO-, SiROROO-, -CO-,-COO-, -OCO-, -OCOO-, -S-CO-, -CO-S-, -CH=CH-, 치환 또는 비치환된 아릴기 또는 치환 또는 비치환된 헤테로아릴기에 의해 연결될 수 있으며, 여기서 Ro와 Roo는 서로 같거나 상이하고, 독립적으로 수소, 아릴 또는 탄소수 1~12인 알킬기이고,R1과 R2는 서로 연결되어 고리를 이룰 수 있다.
- 청구항 10에 있어서, 하기 화학식 2가 하기 화학식 3으로 표시되는 것을 특 징으로 하는 유기트랜지스터:[화학식 3]상기 화학식 3에서,R5 내지 R8은 서로 같거나 상이하고, 독립적으로 수소원자, 히드록시기, 할로겐원자, 니트릴기, 니트로기, 에스터기, 에테르기, 아미노기, 이미드기, 실란기, 티오에스터기, 탄소수 1~20개의 치환 또는 비치환의 직쇄, 분지쇄 혹은 고리형의 알킬기, 탄소수 1~20개의 치환 또는 비치환의 직쇄, 분지쇄 혹은 고리형의 알콕시기, 탄소수 1~20개의 치환 또는 비치환의 직쇄, 분지쇄 혹은 고리형의 티오알콕시기, 치환 또는 비치환된 아릴기, 혹은 치환 또는 비치환된 헤테로 아릴기이고,R5 내지 R8에 포함되는 서로 인접하지 않은 2 이상의 탄소 원자는 O, S, NH, -NRO-, SiROROO-, -CO-,-COO-, -OCO-, -OCOO-, -S-CO-, -CO-S-, -CH=CH-, 치환 또는 비치환된 아릴기, 또는 치환 또는 비치환 헤테로아릴기에 의해 연결될 수 있고, 여기서 Ro와 Roo는 서로 같거나 상이하고 독립적으로 수소, 아릴 또는 탄소수 1~12인 알킬기이며,R5 내지 R8 중 2 이상이 서로 연결되어 고리를 이루어도 좋고,n, x, y, z, A 및 B는 화학식 2에서 정의한 바와 같다.
- 청구항 10에 있어서, 상기 화학식 2은 하기 화학식 R-1 내지 R-5, S-16 내지 S-31 및 S-34 내지 S-41 중에서 선택되는 것을 특징으로 하는 유기트랜지스터:상기 식들에 있어서, R 내지 R'''''는 서로 같거나 상이하고, 독립적으로 수소원자, 산소원자, 할로겐원자, 니트릴기, 에스터기, 에테르기, 아미노기, 이미드기, 실란기, 티오에스터기, 탄소수 1~20개의 치환 또는 비치환의 직쇄, 분지쇄 혹은 고리형 알킬기, 탄소수 1~20의 치환 또는 비치환 직쇄, 분지쇄 혹은 고리형의 알콕시기, 탄소수 1~20개의 치환 또는 비치환의 직쇄, 분지쇄 혹은 고리형의 티오알콕시기, 치환 또는 비치환된 아릴기 또한 치환 또는 비치환의 헤테로아릴기이다.
- 청구항 1에 있어서, 상기 유기반도체층 중에 상기 유기반도체 고분자와 도체성 입자가 10:1 ~1:10,000의 중량비로 포함되어 있는 것을 특징으로 하는 유기트랜지스터.
- 청구항 16에 있어서, 상기 유기반도체층을 습식방법에 의하여 형성하는 것을 특징으로 하는 유기트랜지스터의 제조방법.
- 청구항 17에 있어서, 상기 습식방법은 스크린 프린팅, 잉크젯 프린팅 또는 마이크로접촉 프린팅 방법인 것을 특징으로 하는 유기트랜지스터의 제조방법.
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