KR100514780B1 - 반도체 박막 증착용 화합물 및 이를 이용한 박막 증착 방법 - Google Patents
반도체 박막 증착용 화합물 및 이를 이용한 박막 증착 방법 Download PDFInfo
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- KR100514780B1 KR100514780B1 KR1020040104213A KR20040104213A KR100514780B1 KR 100514780 B1 KR100514780 B1 KR 100514780B1 KR 1020040104213 A KR1020040104213 A KR 1020040104213A KR 20040104213 A KR20040104213 A KR 20040104213A KR 100514780 B1 KR100514780 B1 KR 100514780B1
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/0228—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition deposition by cyclic CVD, e.g. ALD, ALE, pulsed CVD
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- C—CHEMISTRY; METALLURGY
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- 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
- C23C16/44—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 method of coating
- C23C16/455—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 method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45527—Atomic layer deposition [ALD] characterized by the ALD cycle, e.g. different flows or temperatures during half-reactions, unusual pulsing sequence, use of precursor mixtures or auxiliary reactants or activations
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- 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
- C23C16/44—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 method of coating
- C23C16/455—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 method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45553—Atomic layer deposition [ALD] characterized by the use of precursors specially adapted for ALD
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02172—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides
- H01L21/02175—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides characterised by the metal
- H01L21/02186—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides characterised by the metal the material containing titanium, e.g. TiO2
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Abstract
Description
화합물 | B.P. | 수율 | 수소핵자기공명분석(용매 C6D6, 단위 PPM) |
Ti(CH3)[OC(CH3)3]3 | 68℃/1torr | 95% | 0.99(s, 3H), 1.34(s, 27H) |
Ti(CH3)[OC(C2H5)2CH3]3 | 77℃/1torr | 94% | 0.90(s, 3H), 1.14(q, 12H), 1.07(s, 9H), 0.85(t, 18H) |
Ti(C6H5)[OC(CH3)3]3 | 80℃/3torr | 95% | 7.3(m, 5H), 1.21(s, 27H) |
Ti(C6H5)[OC(C2H5)2CH3]3 | 85℃/3torr | 90% | 7.3(m, 5H), 1.42(q, 12H), 1.08(s, 9H), 0.86(t, 18H) |
HTi[OC(CH3)3]3 | 63℃/1torr | 90% | 1.33(s, 28H) |
HTi[OC(C2H5)2CH3]3 | 69℃/1torr | 90% | 1.41(q, 12H), 1.20(s, 1H), 1.07(s, 9H), 0.85(t, 18H) |
Claims (10)
- 삭제
- 삭제
- 삭제
- 하기 <화학식 1> 내지 <화학식 6>중 어느 하나로 표시되는 반도체 박막 증착용 화합물;<화학식 1>Ti(CH3)[OC(CH3)3]3,<화학식 2>Ti(CH3)[OC(C2H5)2CH3]3<화학식 3>Ti(C6H5)[OC(CH3)3]3<화학식 4>Ti(C6H5)[OC(C2H5)2CH3]3<화학식 5>HTi[OC(CH3)3]3<화학식 6>HTi[OC(C2H5)2CH3]3.
- 삭제
- Ti(Ot-Bu)4, Ti(OC(CH3)3)4 및 Ti(OC(C2H5)2CH3)4 중 적어도 어느 하나의 제 1 화합물이 녹아 있는 제 1 용액에 제 2 화합물로 TiCl4을 첨가하면서 교반하여 TiCl[OC(CH3)3]3 및 TiCl[OC(C2H5)2CH3]3중 적어도 어느 하나의 제 3 화합물을 제조하는 단계;상기 제 3 화합물이 녹아 있는 제 2 용액에 리튬하이드라이드, 메틸리튬, 메틸마그네슘클로라이드 및 페닐마그네슘클로라이드 중 적어도 어느 하나의 제 4 화합물을 첨가하면서 교반하여 Ti(CH3)[OC(CH3)3]3, Ti(CH3)[OC(C2H5)2CH3]3, Ti(C6H5)[OC(CH3)3]3, Ti(C6H5)[OC(C2H5)2CH3]3, HTi[OC(CH3)3]3 및 HTi[OC(C2H5)2CH3]3중 어느 하나의 제 5 화합물 및 반응 침전물을 포함하는 제 3 용액을 제조하는 단계;상기 제 3 용액을 필터로 걸러내어 반응침전물을 제거하고 소정의 여과액을 제조하는 단계; 및상기 여과액을 진공 증류하여 제 5 화합물을 제조하는 단계를 포함하는 반도체 박막 증착용 화합물의 제조 방법.
- 삭제
- 제 6 항에 있어서,상기 제 1 내지 제 3 용액으로 디에틸에스터용액을 사용하고, 상기 필터로는 글래스 필터를 사용하는 반도체 박막 증착용 화합물의 제조 방법.
- 웨이퍼가 장착된 소정의 챔버와, 제 4 항의 반도체 박막 증착용 화합물을 마련하는 단계;상기 챔버 내에 상기 반도체 박막 증착용 화합물을 기상으로 주입하여 상기 웨이퍼 상에 제 1 원자층을 증착하는 단계; 및상기 증착후, 잔류하는 상기 반도체 박막 증착용 화합물 및 부산물을 퍼지하는 단계;를 포함하는 반도체 박막 증착용 화합물를 이용한 박막 증착 방법.
- 제 9 항에 있어서, 잔류하는 상기 반도체 박막 증착용 화합물 및 부산물을 퍼징하는 단계 후,물(H2O) 또는 오존(O3) 또는 암모니아(NH3)을 상기 챔버 내에 주입하여 제 2 원자층을 증착하는 단계; 및상기 챔버 내에 잔류하는 상기 물(H2O) 또는 오존(O3) 또는 암모니아(NH3 ) 및 부산물을 퍼지하는 단계를 더 포함하는 반도체 박막 증착용 화합물를 이용한 박막 증착 방법.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101104620B1 (ko) * | 2009-09-11 | 2012-01-12 | 성균관대학교산학협력단 | 원자층 증착법을 이용한 휘발성 유기화합물(voc)의 제거방법 |
KR101220769B1 (ko) * | 2010-11-24 | 2013-01-09 | 성균관대학교산학협력단 | 광원부족 조건에서 덮힘율이 조절된 이산화 티타늄 박막을 이용한 휘발성 유기화합물의 흡착 제거 방법 |
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KR20010098415A (ko) * | 2000-04-20 | 2001-11-08 | 포만 제프리 엘 | 전구체 소스 혼합물, 필름의 침착 방법 및 구조체의 제조방법 |
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KR20010098415A (ko) * | 2000-04-20 | 2001-11-08 | 포만 제프리 엘 | 전구체 소스 혼합물, 필름의 침착 방법 및 구조체의 제조방법 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101104620B1 (ko) * | 2009-09-11 | 2012-01-12 | 성균관대학교산학협력단 | 원자층 증착법을 이용한 휘발성 유기화합물(voc)의 제거방법 |
KR101220769B1 (ko) * | 2010-11-24 | 2013-01-09 | 성균관대학교산학협력단 | 광원부족 조건에서 덮힘율이 조절된 이산화 티타늄 박막을 이용한 휘발성 유기화합물의 흡착 제거 방법 |
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