JP2019183278A - ゾーン制御された、希土類酸化物ald及びcvdコーティング - Google Patents
ゾーン制御された、希土類酸化物ald及びcvdコーティング Download PDFInfo
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- JP2019183278A JP2019183278A JP2019072410A JP2019072410A JP2019183278A JP 2019183278 A JP2019183278 A JP 2019183278A JP 2019072410 A JP2019072410 A JP 2019072410A JP 2019072410 A JP2019072410 A JP 2019072410A JP 2019183278 A JP2019183278 A JP 2019183278A
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- oxide layer
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- 229910001404 rare earth metal oxide Inorganic materials 0.000 title claims abstract description 141
- 238000000576 coating method Methods 0.000 title description 53
- 239000011248 coating agent Substances 0.000 title description 46
- 238000000231 atomic layer deposition Methods 0.000 claims abstract description 127
- 238000000151 deposition Methods 0.000 claims abstract description 114
- 239000011253 protective coating Substances 0.000 claims abstract description 108
- 238000000034 method Methods 0.000 claims abstract description 85
- 239000013078 crystal Substances 0.000 claims abstract description 43
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 146
- 239000002243 precursor Substances 0.000 claims description 108
- 229910044991 metal oxide Inorganic materials 0.000 claims description 94
- 150000004706 metal oxides Chemical class 0.000 claims description 94
- 239000000203 mixture Substances 0.000 claims description 87
- 230000008021 deposition Effects 0.000 claims description 77
- 238000005229 chemical vapour deposition Methods 0.000 claims description 61
- JXSUUUWRUITOQZ-UHFFFAOYSA-N oxygen(2-);yttrium(3+);zirconium(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Y+3].[Y+3].[Zr+4].[Zr+4] JXSUUUWRUITOQZ-UHFFFAOYSA-N 0.000 claims description 42
- 230000008569 process Effects 0.000 claims description 42
- 238000006243 chemical reaction Methods 0.000 claims description 32
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 32
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 31
- 239000000376 reactant Substances 0.000 claims description 30
- HKRXOWGILGJWPT-UHFFFAOYSA-N oxygen(2-) yttrium(3+) zirconium(4+) Chemical compound [O-2].[Y+3].[Zr+4] HKRXOWGILGJWPT-UHFFFAOYSA-N 0.000 claims description 29
- 229910052727 yttrium Inorganic materials 0.000 claims description 25
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 25
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 24
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 23
- 229910052726 zirconium Inorganic materials 0.000 claims description 23
- 229910052760 oxygen Inorganic materials 0.000 claims description 22
- 239000001301 oxygen Substances 0.000 claims description 22
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 239000005300 metallic glass Substances 0.000 claims description 18
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 13
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 11
- 150000002910 rare earth metals Chemical class 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 10
- 229910001938 gadolinium oxide Inorganic materials 0.000 claims description 8
- 229940075613 gadolinium oxide Drugs 0.000 claims description 8
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 claims description 8
- 239000002178 crystalline material Substances 0.000 claims description 3
- VQCBHWLJZDBHOS-UHFFFAOYSA-N erbium(iii) oxide Chemical compound O=[Er]O[Er]=O VQCBHWLJZDBHOS-UHFFFAOYSA-N 0.000 claims 4
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims 4
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 claims 4
- ZIKATJAYWZUJPY-UHFFFAOYSA-N thulium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Tm+3].[Tm+3] ZIKATJAYWZUJPY-UHFFFAOYSA-N 0.000 claims 4
- 229910003440 dysprosium oxide Inorganic materials 0.000 claims 2
- NLQFUUYNQFMIJW-UHFFFAOYSA-N dysprosium(iii) oxide Chemical compound O=[Dy]O[Dy]=O NLQFUUYNQFMIJW-UHFFFAOYSA-N 0.000 claims 2
- 229910001940 europium oxide Inorganic materials 0.000 claims 2
- 229940075616 europium oxide Drugs 0.000 claims 2
- AEBZCFFCDTZXHP-UHFFFAOYSA-N europium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Eu+3].[Eu+3] AEBZCFFCDTZXHP-UHFFFAOYSA-N 0.000 claims 2
- JYTUFVYWTIKZGR-UHFFFAOYSA-N holmium oxide Inorganic materials [O][Ho]O[Ho][O] JYTUFVYWTIKZGR-UHFFFAOYSA-N 0.000 claims 2
- OWCYYNSBGXMRQN-UHFFFAOYSA-N holmium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ho+3].[Ho+3] OWCYYNSBGXMRQN-UHFFFAOYSA-N 0.000 claims 2
- MMKQUGHLEMYQSG-UHFFFAOYSA-N oxygen(2-);praseodymium(3+) Chemical compound [O-2].[O-2].[O-2].[Pr+3].[Pr+3] MMKQUGHLEMYQSG-UHFFFAOYSA-N 0.000 claims 2
- UZLYXNNZYFBAQO-UHFFFAOYSA-N oxygen(2-);ytterbium(3+) Chemical compound [O-2].[O-2].[O-2].[Yb+3].[Yb+3] UZLYXNNZYFBAQO-UHFFFAOYSA-N 0.000 claims 2
- 229910003447 praseodymium oxide Inorganic materials 0.000 claims 2
- 229910001954 samarium oxide Inorganic materials 0.000 claims 2
- 229940075630 samarium oxide Drugs 0.000 claims 2
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 claims 2
- 229910003451 terbium oxide Inorganic materials 0.000 claims 2
- SCRZPWWVSXWCMC-UHFFFAOYSA-N terbium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Tb+3].[Tb+3] SCRZPWWVSXWCMC-UHFFFAOYSA-N 0.000 claims 2
- 229910003454 ytterbium oxide Inorganic materials 0.000 claims 2
- 229940075624 ytterbium oxide Drugs 0.000 claims 2
- 239000012071 phase Substances 0.000 abstract description 179
- 239000000126 substance Substances 0.000 abstract description 26
- 238000003475 lamination Methods 0.000 abstract 1
- 238000001947 vapour-phase growth Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 571
- 230000004888 barrier function Effects 0.000 description 160
- 210000002381 plasma Anatomy 0.000 description 112
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- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 29
- 239000000919 ceramic Substances 0.000 description 26
- 239000000872 buffer Substances 0.000 description 25
- 238000002441 X-ray diffraction Methods 0.000 description 19
- 150000001875 compounds Chemical class 0.000 description 19
- 238000012545 processing Methods 0.000 description 19
- 239000007789 gas Substances 0.000 description 16
- 239000000758 substrate Substances 0.000 description 16
- 229910052782 aluminium Inorganic materials 0.000 description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 15
- 238000001179 sorption measurement Methods 0.000 description 14
- 238000003917 TEM image Methods 0.000 description 12
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 description 11
- -1 Al 6061 Chemical compound 0.000 description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 9
- 229910017493 Nd 2 O 3 Inorganic materials 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 239000006104 solid solution Substances 0.000 description 8
- 238000009826 distribution Methods 0.000 description 7
- 230000003628 erosive effect Effects 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 229910052691 Erbium Inorganic materials 0.000 description 6
- 239000007983 Tris buffer Substances 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 6
- 238000004627 transmission electron microscopy Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910021193 La 2 O 3 Inorganic materials 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000001878 scanning electron micrograph Methods 0.000 description 5
- 230000003746 surface roughness Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000005137 deposition process Methods 0.000 description 4
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- 229910052741 iridium Inorganic materials 0.000 description 4
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- 229910052688 Gadolinium Inorganic materials 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
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- 238000000137 annealing Methods 0.000 description 2
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- 125000000058 cyclopentadienyl group Chemical group C1(=CC=CC1)* 0.000 description 2
- ZSWFCLXCOIISFI-UHFFFAOYSA-N endo-cyclopentadiene Natural products C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 description 2
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
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- 238000007750 plasma spraying Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
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- 238000006557 surface reaction Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OHVLMTFVQDZYHP-UHFFFAOYSA-N 1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-2-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound N1N=NC=2CN(CCC=21)C(CN1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)=O OHVLMTFVQDZYHP-UHFFFAOYSA-N 0.000 description 1
- YRAJNWYBUCUFBD-UHFFFAOYSA-N 2,2,6,6-tetramethylheptane-3,5-dione Chemical compound CC(C)(C)C(=O)CC(=O)C(C)(C)C YRAJNWYBUCUFBD-UHFFFAOYSA-N 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- UTDKTXORJIVKDX-UHFFFAOYSA-N CC(C)(C)O[Zr] Chemical compound CC(C)(C)O[Zr] UTDKTXORJIVKDX-UHFFFAOYSA-N 0.000 description 1
- ONDLMOKANOMTNR-UHFFFAOYSA-N CC1=C(C(C=C1)([Er+2])C)C Chemical compound CC1=C(C(C=C1)([Er+2])C)C ONDLMOKANOMTNR-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- PQLAYKMGZDUDLQ-UHFFFAOYSA-K aluminium bromide Chemical compound Br[Al](Br)Br PQLAYKMGZDUDLQ-UHFFFAOYSA-K 0.000 description 1
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- PCOPFSXTYFFNIG-UHFFFAOYSA-N butan-1-olate;yttrium(3+) Chemical compound [Y+3].CCCC[O-].CCCC[O-].CCCC[O-] PCOPFSXTYFFNIG-UHFFFAOYSA-N 0.000 description 1
- JRCMYZNYPKTOPG-UHFFFAOYSA-N butylcyclopentane;erbium Chemical compound [Er].CCCC[C]1[CH][CH][CH][CH]1.CCCC[C]1[CH][CH][CH][CH]1.CCCC[C]1[CH][CH][CH][CH]1 JRCMYZNYPKTOPG-UHFFFAOYSA-N 0.000 description 1
- 238000001148 chemical map Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- STHAQIJXOMGURG-UHFFFAOYSA-N cyclopenta-1,3-diene;dimethylazanide;zirconium(4+) Chemical compound [Zr+4].C[N-]C.C[N-]C.C[N-]C.C=1C=C[CH-]C=1 STHAQIJXOMGURG-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 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 description 1
- 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 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- JHFPQYFEJICGKC-UHFFFAOYSA-N erbium(3+) Chemical compound [Er+3] JHFPQYFEJICGKC-UHFFFAOYSA-N 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- GCPCLEKQVMKXJM-UHFFFAOYSA-N ethoxy(diethyl)alumane Chemical compound CCO[Al](CC)CC GCPCLEKQVMKXJM-UHFFFAOYSA-N 0.000 description 1
- SRLSISLWUNZOOB-UHFFFAOYSA-N ethyl(methyl)azanide;zirconium(4+) Chemical compound [Zr+4].CC[N-]C.CC[N-]C.CC[N-]C.CC[N-]C SRLSISLWUNZOOB-UHFFFAOYSA-N 0.000 description 1
- 238000013401 experimental design Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000001341 grazing-angle X-ray diffraction Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002173 high-resolution transmission electron microscopy Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000012702 metal oxide precursor Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000007751 thermal spraying Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 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 description 1
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 1
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- GRTBAGCGDOYUBE-UHFFFAOYSA-N yttrium(3+) Chemical compound [Y+3] GRTBAGCGDOYUBE-UHFFFAOYSA-N 0.000 description 1
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 description 1
- LSWWNKUULMMMIL-UHFFFAOYSA-J zirconium(iv) bromide Chemical compound Br[Zr](Br)(Br)Br LSWWNKUULMMMIL-UHFFFAOYSA-J 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/40—Oxides
- C23C16/405—Oxides of refractory metals or yttrium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/083—Oxides of refractory metals or yttrium
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- C—CHEMISTRY; METALLURGY
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Abstract
Description
図5Aは、Al6061のアルミニウム基板510A上に堆積するAl2O3バッファ層520A上に堆積された耐プラズマ性保護コーティングを示す。結晶質酸化イットリウムの希土類酸化物層530Aを、原子層堆積法を用いて酸化アルミニウムバッファ層上に堆積させた。結晶質酸化イットリウム層の堆積は、物品を含む堆積チャンバ内にイットリウム含有前駆体を注入し、イットリウム含有前駆体を物品の表面に吸着させ、第1半反応を形成することによって行われた。その後、酸素含有反応物質を堆積チャンバに注入し、第2半反応を形成し得た。この堆積サイクルを、目標の厚さが得られるまで繰り返し実行し得た。
図5Bは、Al6061のアルミニウム基板510B上に堆積するAl2O3バッファ層520B上に堆積された耐プラズマ性保護コーティングを示す。結晶質酸化イットリウムの希土類酸化物層530Bを、原子層堆積法を用いて酸化アルミニウムバッファ層上に堆積させた。続いて、結晶質ジルコニウム・イットリウム酸化物層(例えば、Y2O3−ZrO2の固溶体)の遮断層540Bを、原子層堆積法を用いて結晶質酸化イットリウム層上に堆積させた。結晶質酸化イットリウム層及び結晶質ジルコニウム・イットリウム酸化物層を、実施例1に記載された方法と同様の方法で堆積させ得た。
図5Cは、Al6061のアルミニウム基板510C上に堆積するAl2O3バッファ層520C上に堆積された耐プラズマ性保護コーティングを示す。単相結晶質酸化イットリウムの希土類酸化物層530Cを、原子層堆積法を用いて酸化アルミニウムバッファ層上に堆積させた。続いて、混合多相結晶質イットリウム・ジルコニウム酸化物(例えば、Y2O3−ZrO2固溶体)及び酸化イットリウム層の遮断層540Cを、原子層堆積法を用いて単相結晶質酸化イットリウム層上に堆積させた。単相結晶質酸化イットリウム層及び多相結晶質イットリウム・ジルコニウム酸化物遮断層を、実施例1に記載された方法と同様の方法で堆積させ得た。
図9Aは、Al6061のアルミニウム基板910上に堆積するAl2O3バッファ層920上に堆積された耐プラズマ性保護コーティングを示す。単相結晶質酸化イットリウムの希土類酸化物層930を、原子層堆積法を用いて酸化アルミニウムバッファ層上に堆積させた。続いて、混合多相結晶質イットリウム・ジルコニウム酸化物及び酸化イットリウムの層の遮断層940を、原子層堆積法を用いて単相結晶質酸化イットリウム層上に堆積させた。単相結晶質酸化イットリウム層及び多相結晶質イットリウム・ジルコニウム酸化物遮断層を、実施例1に記載された方法と同様の方法で堆積させ得た。
図10は、Al6061のアルミニウム基板1010上に堆積するAl2O3バッファ層1020上に堆積された耐プラズマ性保護コーティングを示す。単相結晶質酸化イットリウムの希土類酸化物層1030を、原子層堆積法を用いて酸化アルミニウムバッファ層上に堆積させた。続いて、酸化ガドリニウムの遮断層1040を、原子層堆積法を用いて単相結晶質酸化イットリウム層上に堆積させた。
図12は、Al6061のアルミニウム基板1210上に堆積するAl2O3バッファ層1220上に堆積された耐プラズマ性保護コーティングを示す。単相結晶質酸化イットリウムの希土類酸化物層1230を、原子層堆積法を用いて酸化アルミニウムバッファ層上に堆積させた。続いて、イットリウム・ジルコニウム酸化物の遮断層1240を、原子層堆積法を用いて単相結晶質酸化イットリウム層上に堆積させた。単相結晶質酸化イットリウム層及びイットリウム・ジルコニウム酸化物遮断層を、実施例1に記載された方法と同様の方法で堆積させ得た。
Claims (15)
- その表面上に耐プラズマ性保護コーティングを含む物品であって、耐プラズマ性保護コーティングは、
結晶質希土類酸化物層と結晶質又は非晶質の金属酸化物層とが交互に重なる層のスタックであって、
交互に重なる層のスタックの第1層は結晶質希土類酸化物層であり、
結晶質希土類酸化物層は、約500〜5000オングストロームの厚さを有し、
金属酸化物層が結晶質である場合、金属酸化物層は、結晶質希土類酸化物層の相とは異なる原子結晶相を有し、
金属酸化物層は、約1〜500オングストロームの厚さを有し、
結晶質又は非晶質の金属酸化物層は、結晶質希土類酸化物層の粒成長を抑制しているスタックを含んでいる物品。 - 結晶質又は非晶質の金属酸化物層は、1つ以上の希土類金属含有酸化物、酸化ジルコニウム、酸化アルミニウム、及びそれらの混合物からなる群から選択され、
1つ以上の希土類金属含有酸化物は、酸化ランタン、酸化プラセオジム、酸化ネオジム、酸化サマリウム、酸化ユーロピウム、酸化ガドリニウム、酸化テルビウム、酸化ジスプロシウム、酸化ホルミウム、酸化エルビウム、酸化ツリウム、酸化イッテルビウム、及びそれらの混合物からなる群から選択され、
結晶質希土類酸化物層は、立方晶相の結晶質酸化イットリウムを含んでいる、請求項1に記載の物品。 - 結晶質希土類酸化物の相とは異なる原子結晶相は、六方晶相、単斜晶相、立方晶相、六方晶相、正方晶相、及びそれらの組み合わせからなる群から選択される、請求項1に記載の物品。
- 結晶質酸化イットリウム層は、結晶質酸化イットリウム層の厚さまでのサイズを有する粒を含み、耐プラズマ性保護コーティングは、約500nmから約10μmの範囲の厚さを有し、耐プラズマ性保護コーティングは、均一で、コンフォーマルであり、気孔がない、請求項2に記載の物品。
- 金属酸化物層は結晶質であり、金属酸化物層は、
正方晶相又は単斜晶相のうちの少なくとも一方の純結晶質単相ジルコニアから、組成物中の全原子を基準にして、約5%のジルコニウムの原子百分率を有する結晶質多相又は結晶質単相のイットリウム・ジルコニウム酸化物までの範囲の組成物、
約65重量%の正方晶相の酸化ジルコニウムと約35重量%の単斜晶相の酸化ジルコニウムとの混合物、
約100重量%の正方晶相のジルコニウム・イットリウム酸化物の多元素酸化物、
約70重量%の第1立方晶相のジルコニウム・イットリウム酸化物の多元素酸化物と約30重量%の第2立方晶相の酸化イットリウムとの混合物であって、第1立方晶相及び第2立方晶相は、結晶質酸化イットリウム層の格子構造とは異なる格子構造を有している混合物、
約30重量%の第1立方晶相のジルコニウム・イットリウム酸化物の多元素酸化物と約70重量%の第2立方晶相の酸化イットリウムとの混合物、からなる群から選択される、請求項1に記載の物品。 - 方法であって、
原子層堆積(ALD)処理又は化学気相堆積(CVD)処理を使用して、物品の表面上に耐プラズマ性保護コーティングを堆積させる工程であって、
ALD又はCVDを用いて結晶質希土類酸化物層を堆積させる工程と、
ALD又はCVDを用いて結晶質希土類酸化物層上に結晶質又は非晶質の金属酸化物層を堆積させる工程であって、金属酸化物層が結晶質である場合、金属酸化物層は、希土類酸化物の結晶相とは異なる原子結晶相を有している工程とを含んでいる工程を含む方法。 - 結晶質希土類酸化物は、立方晶相の酸化イットリウムを含み、
ALDを用いて結晶質酸化イットリウム層を堆積させる工程は、
堆積サイクルを実行する工程であって、堆積サイクルは、
物品を含む堆積チャンバ内にイットリウム含有前駆体を注入して、イットリウム含有前駆体を物品の表面に吸着させ、第1半反応を形成する工程と、
堆積チャンバ内に酸素含有反応物質を注入して、第2半反応を形成する工程とを含んでいる工程と、
結晶質酸化イットリウム層について目標の厚さが達成されるまで、堆積サイクルを1回以上繰り返す工程とを含んでいる、請求項6に記載の方法。 - ALDを用いて結晶質又は非晶質の金属酸化物層を堆積させる工程は、
堆積サイクルを実行する工程であって、堆積サイクルは、
物品を含む堆積チャンバ内に金属含有前駆体を注入して、金属含有前駆体を結晶質酸化イットリウム層に吸着させ、第1半反応を形成する工程と、
堆積チャンバ内に酸素含有反応物質を注入して、第2半反応を形成する工程とを含んでいる工程と、
結晶質金属酸化物層について目標の厚さが達成されるまで、堆積サイクルを1回以上繰り返す工程とを含んでいる、請求項7に記載の方法。 - 結晶質酸化イットリウムの結晶相とは異なる原子結晶相は、六方晶相、単斜晶相、立方晶相、六方晶相、正方晶相、及びそれらの組み合わせからなる群から選択される、請求項6に記載の方法。
- 金属酸化物層は結晶質であり、金属酸化物層は、
正方晶相又は単斜晶相のうちの少なくとも一方の純結晶質単相ジルコニアから、組成物中の全原子を基準にして、約5%のジルコニウムの原子百分率を有する結晶質多相又は結晶質単相のイットリウム・ジルコニウム酸化物までの範囲の組成物、
約65重量%の正方晶相の酸化ジルコニウムと約35重量%の単斜晶相の酸化ジルコニウムとの混合物、
約100重量%の正方晶相のジルコニウム・イットリウム酸化物の多元素酸化物、
約70重量%の第1立方晶相のジルコニウム・イットリウム酸化物の多元素酸化物と約30重量%の第2立方晶相の酸化イットリウムとの混合物であって、第1立方晶相及び第2立方晶相は、結晶質酸化イットリウム層の格子構造とは異なる格子構造を有している混合物、
約30重量%の第1立方晶相のジルコニウム・イットリウム酸化物の多元素酸化物と約70重量%の第2立方晶相の酸化イットリウムとの混合物、からなる群から選択される、請求項6に記載の方法。 - 結晶質又は非晶質の金属酸化物層は、1つ以上の希土類金属含有酸化物、酸化ジルコニウム、酸化アルミニウム、及びそれらの混合物からなる群から選択され、
1つ以上の希土類金属含有酸化物は、酸化ランタン、酸化プラセオジム、酸化ネオジム、酸化サマリウム、酸化ユーロピウム、酸化ガドリニウム、酸化テルビウム、酸化ジスプロシウム、酸化ホルミウム、酸化エルビウム、酸化ツリウム、酸化イッテルビウム、及びそれらの混合物からなる群から選択される、請求項6に記載の方法。 - 結晶質又は非晶質の金属酸化物層は、多元素酸化物又は第1金属酸化物及び第2金属酸化物の混合物を含み、
結晶質又は非晶質の金属酸化物層を堆積させる工程は、
スーパー堆積サイクルを実行する工程であって、スーパー堆積サイクルは、
第1堆積サイクルであって、
結晶質希土類酸化物層で被覆された物品を含む堆積チャンバ内に第1金属含有前駆体を注入して、第1金属含有前駆体を結晶質希土類酸化物層に吸着させ、第1半反応を形成する工程と、
堆積チャンバ内に酸素含有反応物質を注入して、第2半反応を形成する工程とを含んでいる第1堆積サイクルと、
第1目標厚さが達成されて第1層が形成されるまで、第1堆積サイクルを1回以上繰り返す工程と、
第2堆積サイクルであって、
第1層で被覆された物品を含む堆積チャンバ内に第2金属含有前駆体を注入して、第2金属含有前駆体を第1層に吸着させ、第3半反応を形成する工程と、
堆積チャンバ内に酸素含有反応物質を注入して、第4半反応を形成する工程とを含んでいる第2堆積サイクルと、
第2目標厚さが達成されて第2層が形成されるまで、第2堆積サイクルを1回以上繰り返す工程とを含んでいる工程と、
最終的な目標厚さが達成されるまで、スーパー堆積サイクルを1回以上繰り返す工程とを含んでいる、請求項11に記載の方法。 - 耐プラズマ性保護コーティングの最終的な目標厚さは、約500nm〜約10μmであり、耐プラズマ性保護コーティングは、均一で、コンフォーマルであり、気孔がない、請求項6に記載の方法。
- 結晶質又は非晶質の金属酸化物層は、多元素酸化物又は第1金属酸化物及び第2金属酸化物の混合物を含み、
結晶質又は非晶質の金属酸化物層を堆積させる工程は、
堆積サイクルを実行する工程であって、堆積サイクルは、
結晶質希土類酸化物層で被覆された物品を含む堆積チャンバ内に、第1金属含有前駆体及び第2金属含有前駆体の混合物を共に注入して、又は第1金属含有前駆体及び第2金属含有前駆体を逐次注入して、第1金属含有前駆体及び第2金属含有前駆体を結晶質希土類酸化物層に吸着させ、第1半反応を形成する工程と、
堆積チャンバ内に酸素含有反応物質を注入して、第2半反応を形成する工程とを含んでいる工程と、
目標厚さが達成されるまで、堆積サイクルを1回以上繰り返す工程とを含んでいる、請求項11に記載の方法。 - 原子層堆積(ALD)処理又は化学気相堆積(CVD)処理を使用して物品の表面上に耐プラズマ性保護コーティングを堆積させる工程を含む方法であって、
方法は結晶質酸化イットリウム層と結晶質又は非晶質の金属酸化物層とが交互に重なる層のスタックを堆積させる工程を含み、
結晶質酸化イットリウム層は、立方晶相及び約500〜5000オングストロームの厚さを有し、
金属酸化物層が結晶質である場合、金属酸化物層は、結晶質酸化イットリウムの立方晶相とは異なる原子結晶相及び約1〜500オングストロームの厚さを有し、
交互に重なる層のスタック内の第1層は結晶質酸化イットリウム層であり、
結晶質又は非晶質の金属酸化物層は、結晶質酸化イットリウム層内の粒成長を抑制している方法。
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US20210301395A1 (en) | 2021-09-30 |
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KR20210077663A (ko) | 2021-06-25 |
US20190382888A1 (en) | 2019-12-19 |
KR102269066B1 (ko) | 2021-06-23 |
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