KR102021618B1 - 박막 트랜지스터용 기판 - Google Patents
박막 트랜지스터용 기판 Download PDFInfo
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- KR102021618B1 KR102021618B1 KR1020130087167A KR20130087167A KR102021618B1 KR 102021618 B1 KR102021618 B1 KR 102021618B1 KR 1020130087167 A KR1020130087167 A KR 1020130087167A KR 20130087167 A KR20130087167 A KR 20130087167A KR 102021618 B1 KR102021618 B1 KR 102021618B1
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- barrier layer
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- thin film
- film transistor
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- 239000000758 substrate Substances 0.000 title claims abstract description 70
- 239000010409 thin film Substances 0.000 title claims abstract description 48
- 230000004888 barrier function Effects 0.000 claims abstract description 96
- 229920001721 polyimide Polymers 0.000 claims abstract description 51
- 238000000034 method Methods 0.000 claims abstract description 28
- 238000002834 transmittance Methods 0.000 claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 10
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 33
- 239000010408 film Substances 0.000 claims description 28
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 claims description 28
- 150000001875 compounds Chemical class 0.000 claims description 10
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 3
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- 239000010410 layer Substances 0.000 description 87
- 230000000052 comparative effect Effects 0.000 description 30
- 229920001228 polyisocyanate Polymers 0.000 description 13
- 239000005056 polyisocyanate Substances 0.000 description 13
- 230000035699 permeability Effects 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- 238000000151 deposition Methods 0.000 description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate group Chemical group C(C=C)(=O)[O-] NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000004642 Polyimide Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 238000001723 curing Methods 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- GTDPSWPPOUPBNX-UHFFFAOYSA-N ac1mqpva Chemical compound CC12C(=O)OC(=O)C1(C)C1(C)C2(C)C(=O)OC1=O GTDPSWPPOUPBNX-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- DFGKGUXTPFWHIX-UHFFFAOYSA-N 6-[2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]acetyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)C1=CC2=C(NC(O2)=O)C=C1 DFGKGUXTPFWHIX-UHFFFAOYSA-N 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 229920005575 poly(amic acid) Polymers 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
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- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 description 2
- FKTHNVSLHLHISI-UHFFFAOYSA-N 1,2-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC=C1CN=C=O FKTHNVSLHLHISI-UHFFFAOYSA-N 0.000 description 1
- ZXHZWRZAWJVPIC-UHFFFAOYSA-N 1,2-diisocyanatonaphthalene Chemical compound C1=CC=CC2=C(N=C=O)C(N=C=O)=CC=C21 ZXHZWRZAWJVPIC-UHFFFAOYSA-N 0.000 description 1
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
- NLGDWWCZQDIASO-UHFFFAOYSA-N 2-hydroxy-1-(7-oxabicyclo[4.1.0]hepta-1,3,5-trien-2-yl)-2-phenylethanone Chemical compound OC(C(=O)c1cccc2Oc12)c1ccccc1 NLGDWWCZQDIASO-UHFFFAOYSA-N 0.000 description 1
- BYPFICORERPGJY-UHFFFAOYSA-N 3,4-diisocyanatobicyclo[2.2.1]hept-2-ene Chemical compound C1CC2(N=C=O)C(N=C=O)=CC1C2 BYPFICORERPGJY-UHFFFAOYSA-N 0.000 description 1
- JPZRPCNEISCANI-UHFFFAOYSA-N 4-(4-aminophenyl)-3-(trifluoromethyl)aniline Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1C(F)(F)F JPZRPCNEISCANI-UHFFFAOYSA-N 0.000 description 1
- APXJLYIVOFARRM-UHFFFAOYSA-N 4-[2-(3,4-dicarboxyphenyl)-1,1,1,3,3,3-hexafluoropropan-2-yl]phthalic acid Chemical compound C1=C(C(O)=O)C(C(=O)O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(C(O)=O)C(C(O)=O)=C1 APXJLYIVOFARRM-UHFFFAOYSA-N 0.000 description 1
- JVERADGGGBYHNP-UHFFFAOYSA-N 5-phenylbenzene-1,2,3,4-tetracarboxylic acid Chemical compound OC(=O)C1=C(C(O)=O)C(C(=O)O)=CC(C=2C=CC=CC=2)=C1C(O)=O JVERADGGGBYHNP-UHFFFAOYSA-N 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229920012266 Poly(ether sulfone) PES Polymers 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003848 UV Light-Curing Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 239000012965 benzophenone Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002294 plasma sputter deposition Methods 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6758—Thin-film transistors [TFT] characterised by the insulating substrates
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/411—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs characterised by materials, geometry or structure of the substrates
Landscapes
- Laminated Bodies (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
구분 | 배리어층 두께(㎛) | 투과도 (%) |
황색도 | 수분 투과도 (g/m2/day) |
휨특성 (곡률반경 mm) |
열팽창계수 (ppm/℃) |
실시예 1 | 0.3 | 87.8 | 2.8 | 0.100 | 4 | 20 |
실시예 2 | 0.3 | 89.9 | 3.1 | 0.040 | 4 | 20 |
실시예 3 | 1 | 86.8 | 7.6 | 0.030 | 6 | 20 |
실시예 4 | 1 | 89.6 | 8.6 | 0.010 | 7 | 20 |
실시예 5 | 3 | 85.5 | 14.8 | 0.008 | 10 | 20 |
실시예 6 | 3 | 85.3 | 14.4 | 0.005 | 10 | 20 |
실시예 7 | 3 | 85.1 | 11.6 | 0.010 | 8 | 20 |
비교예 1 | - | 89.5 | 2.4 | 50 초과 | 4 | 20 |
비교예 2 | - | 89.4 | 2.5 | 50 초과 | 4 | 20 |
비교예 3 | 0.2 | 88.6 | 2.6 | 0.600 | 4 | 20 |
비교예 4 | 0.2 | 90.4 | 3.0 | 1.000 | 4 | 20 |
비교예 5 | 3 | 84.3 | 14.2 | 0.800 | 10 | 20 |
비교예 6 | 3 | 86.5 | 12.5 | 0.700 | 10 | 측정불가 |
비교예 7 | 5 | 81.4 | 50.4 | 0.004 | 100 초과 | 20 |
비교예 8 | 5 | 84.2 | 60.5 | 0.003 | 100 초과 | 20 |
Claims (9)
- 폴리이미드 필름;
상기 폴리이미드 필름의 적어도 일측에 실리콘 산화물이 함유된 배리어층; 및
상기 폴리이미드 필름과 상기 배리어층 사이에 위치하는 습식유기 가스배리어층을 포함하는 박막 트랜지스터용 기판.
- 제1항에 있어서, 상기 폴리이미드 필름은 필름 두께 10 내지 100㎛를 기준으로 UV분광광도계로 측정된 350 내지 700nm에서의 평균 투과도가 85% 이상이고, 황색도가 15 이하이며, TMA-Method에 따라 50 내지 250℃에서 측정한 평균 선팽창계수가 50.0ppm/℃이하인 것을 특징으로 하는 박막 트랜지스터용 기판.
- 제1항에 있어서, 상기 배리어층은 두께가 0.3 내지 3.0㎛인 것을 특징으로 하는 박막 트랜지스터용 기판.
- 제1항에 있어서, 상기 배리어층은 롤투롤 플라즈마 강화 화학기상증착으로 형성되는 것을 특징으로 하는 박막 트랜지스터용 기판.
- 제5항에 있어서, 상기 롤투롤 플라즈마 강화 화학기상증착은 플라즈마 파워가 1.0 ~ 3.0KHz인 공정조건에서 수행하는 것을 특징으로 하는 박막 트랜지스터용 기판.
- 삭제
- 제1항에 있어서, 상기 습식유기 가스배리어층은 두께가 1.0 내지 20.0㎛인 것을 특징으로 하는 박막 트랜지스터용 기판.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020130087167A KR102021618B1 (ko) | 2013-07-24 | 2013-07-24 | 박막 트랜지스터용 기판 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020130087167A KR102021618B1 (ko) | 2013-07-24 | 2013-07-24 | 박막 트랜지스터용 기판 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20150011936A KR20150011936A (ko) | 2015-02-03 |
KR102021618B1 true KR102021618B1 (ko) | 2019-09-11 |
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KR1020130087167A Active KR102021618B1 (ko) | 2013-07-24 | 2013-07-24 | 박막 트랜지스터용 기판 |
Country Status (1)
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KR (1) | KR102021618B1 (ko) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101211857B1 (ko) * | 2006-12-15 | 2012-12-12 | 코오롱인더스트리 주식회사 | 무색투명한 폴리이미드 필름 |
KR101688239B1 (ko) * | 2008-12-12 | 2016-12-20 | 린텍 가부시키가이샤 | 적층체, 이 적층체의 제조 방법, 전자 디바이스 부재 및 전자 디바이스 |
KR20120078514A (ko) * | 2010-12-31 | 2012-07-10 | 코오롱인더스트리 주식회사 | 투명 폴리이미드 기판 및 그 제조방법 |
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