KR100868115B1 - 성막 장치 및 기화기 - Google Patents
성막 장치 및 기화기 Download PDFInfo
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- KR100868115B1 KR100868115B1 KR1020077003361A KR20077003361A KR100868115B1 KR 100868115 B1 KR100868115 B1 KR 100868115B1 KR 1020077003361 A KR1020077003361 A KR 1020077003361A KR 20077003361 A KR20077003361 A KR 20077003361A KR 100868115 B1 KR100868115 B1 KR 100868115B1
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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
- C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber
- C23C16/4402—Reduction of impurities in the source gas
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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
- C23C16/448—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 generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials
- C23C16/4486—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 generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials by producing an aerosol and subsequent evaporation of the droplets or particles
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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
- C23C16/45561—Gas plumbing upstream of the reaction chamber
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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
- C23C16/458—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 supporting substrates in the reaction chamber
- C23C16/4582—Rigid and flat substrates, e.g. plates or discs
- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
- C23C16/4586—Elements in the interior of the support, e.g. electrodes, heating or cooling devices
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Abstract
Description
Claims (14)
- 액체 혹은 기액 혼합물로 구성되는 원료를 공급하는 원료 공급부와, 상기 원료를 기화해서 원료 가스를 생성하는 원료 기화부와, 생성된 상기 원료 가스를 이용해서 성막 처리를 실행하는 성막부를 갖는 성막 장치에 있어서,상기 원료 기화부에서 상기 성막부의 도입 부분에 이르는 상기 원료 가스의 수송 경로의 도중에 필터가 배치되고,상기 필터의 바깥가장자리는 가압 방향의 부하에 대해 상기 바깥가장자리보다도 잘 변형되지 않는 환상의 지지부재에 의해, 전체 둘레에 걸쳐서 상기 수송 경로의 내면에 대해 가압되고, 이것에 의해서 상기 수송 경로의 내면과 상기 지지부재의 사이에서 압축된 상태로 상기 수송 경로의 내면에 고정되어 있고,상기 필터의 직경 방향 단면에서 본 경우, 상기 필터의 바깥가장자리에 오목부 또는 볼록부가 마련되어 있는 것을 특징으로 하는성막 장치.
- 삭제
- 액체 혹은 기액 혼합물로 구성되는 원료를 공급하는 원료 공급부와, 상기 원료를 기화해서 원료 가스를 생성하는 원료 기화부와, 생성된 상기 원료 가스를 이용해서 성막 처리를 실행하는 성막부를 갖는 성막 장치에 있어서,상기 원료 기화부에서 상기 성막부의 도입 부분에 이르는 상기 원료 가스의 수송 경로의 도중에 필터가 배치되고,상기 필터의 바깥가장자리는 해당 바깥가장자리의 일측에 배치된 환상의 지지부재에 의해, 해당 바깥가장자리의 타측에 배치됨과 동시에 상기 수송 경로의 내면에 직접 접촉하는 환상의 시일부재를 거쳐서, 상기 수송 경로의 내면에 대해 가압된 상태에서 상기 수송 경로의 내면에 고정되고,상기 지지부재는 가압방향의 부하에 대해 상기 필터의 바깥가장자리보다도 잘 변형되지 않게 구성되고, 또한 상기 환상의 시일부재는 가압 방향의 부하에 대해 상기 필터의 바깥가장자리보다도 가압 방향으로 변형되기 쉽게 구성되어 있는 것을 특징으로 하는성막 장치.
- 제 1 항 또는 제 3 항에 있어서,상기 필터의 바깥가장자리는 필터 소재 그 자체로 구성되어 있는 것을 특징으로 하는성막 장치.
- 제 1 항 또는 제 3 항에 있어서,상기 필터의 바깥가장자리는 내측에 배치된 필터 소재에 대해 간극없이 접속된 별도의 소재로 이루어지는 바깥가장자리부재로 구성되어 있는 것을 특징으로 하는성막 장치.
- 액체 혹은 기액 혼합물로 구성되는 원료를 공급하는 원료 공급부와, 상기 원료를 기화해서 원료 가스를 생성하는 원료 기화부와, 생성된 상기 원료 가스를 이용해서 성막 처리를 실행하는 성막부를 갖는 성막 장치에 있어서,상기 원료 기화부에서 상기 성막부의 도입 부분에 이르는 상기 원료 가스의 수송 경로의 도중에 필터가 배치되고,상기 필터의 바깥가장자리는 환상의 바깥가장자리부재에 의해 구성되고,상기 바깥가장자리부재는 그 내측에 배치된 필터 소재의 외주부에 대해 기밀하게 접속되고,상기 바깥가장자리부재는 가압 방향의 부하에 대해 상기 필터 소재보다도 잘 변형되지 않게 구성됨과 동시에, 상기 수송 경로의 내면에 대해 고정되어 있는 것 을 특징으로 하는성막 장치.
- 제 1 항, 제 3 항 또는 제 6 항에 있어서,상기 필터의 상기 바깥가장자리의 내측의 부분에는 상기 필터를 가열하는 전열부가 당접해 있는 것을 특징으로 하는성막 장치.
- 제 1 항, 제 3 항 또는 제 6 항에 있어서,상기 원료 가스의 수송 경로는 위쪽 혹은 비스듬히 위쪽으로 신장하는 상승 라인 부분을 갖는 것을 특징으로 하는성막 장치.
- 제 1 항, 제 3 항 또는 제 6 항에 있어서,상기 수송 경로에는 상기 성막부에 대해 원료 가스의 공급 및 정지를 실행하는 가스 도입 밸브가 마련되고, 상기 가스 도입 밸브에 또는 상기 가스 도입 밸브 근방의 상기 성막부측의 부분에, 퍼지 가스를 도입하기 위한 퍼지 라인이 접속되어 있는 것을 특징으로 하는성막 장치.
- 제 1 항, 제 3 항 또는 제 6 항에 있어서,상기 성막부에는 기판이 탑재되는 성막 영역을 구비한 탑재부재의 주위에 배치되는 금속제의 실드부재가 마련되어 있는 것을 특징으로 하는성막 장치.
- 제 1 항, 제 3 항 또는 제 6 항에 있어서,상기 성막부에는 기판이 탑재되는 성막 영역을 구비한 탑재부재가 마련되고, 상기 성막 영역의 주위에는 상기 기판을 위치 결정하기 위한 이산적으로 배치된 복수의 위치 결정 돌기가 마련되어 있는 것을 특징으로 하는성막 장치.
- 제 11 항에 있어서,상기 탑재부재는 상기 성막 영역으로부터 상기 위치 결정 돌기의 외측에 걸치는 범위가 동일 소재로 일체로 구성되고, 또 다른 부재에 의해 덮여져 있지 않는 것을 특징으로 하는성막 장치.
- 기화기에 있어서,내부에 원료 기화 공간을 갖는 기화용기와,상기 원료 기화 공간내에 액체 혹은 기액 혼합물로 구성되는 원료를 분무하는 분무부와,그 내면이 상기 기화공간에 면하도록 상기 기화용기에 일체적으로 결합됨과 동시에, 상기 기화용기내에서 기화된 원료를 상기 기화용기 외로 송출하는 원료 가스 송출구를 갖는 원료 가스 송출부와,상기 기화용기를 가열하는 제 1 가열부와,상기 원료 가스 송출부를 가열하는 제 2 가열부와,상기 원료 가스 송출구를 덮도록 상기 원료 가스 송출부에 부착된 필터와,상기 필터의 바깥가장자리가 상기 원료 가스 송출부의 내면에 밀접하도록 상기 바깥가장자리를 상기 원료 가스 송출부의 내면에 가압하는 환상의 지지부재와,상기 원료 가스 송출부의 내면으로부터 돌출해서 상기 필터의 상기 바깥가장자리보다도 내측의 부분에 접촉하고, 상기 제 2 가열부가 발생한 열을 상기 필터에 전달하는 전열부와,상기 원료 기화 공간측에서 보았을 때에 상기 필터를 덮도록 배치된 차폐판으로서, 원료 가스가 상기 원료 기화 공간으로부터 해당 차폐판을 우회해서 상기 필터에 유입할 수 있도록 상기 필터와의 사이에 간격을 두고 배치됨과 동시에 상기 전열부에 열적으로 접속된 차폐판을 구비하고,상기 환상의 지지부재는 가압 방향의 부하에 대해 상기 필터의 바깥가장자리보다도 잘 변형되지 않도록 형성되고, 또한 전체 둘레에 걸쳐서 상기 원료 가스 송출부의 내면에 대해 가압되고, 이것에 의해 상기 필터의 바깥가장자리는 상기 원료 가스 송출부의 내면과 상기 지지부재의 사이에서 압축된 상태로 상기 원료 가스 송출부의 내면에 고정되어 있는 것을 특징으로 하는기화기.
- 액체 혹은 기액 혼합물로 구성되는 원료를 공급하는 원료 공급부와, 상기 원료를 기화해서 원료 가스를 생성하는 원료 기화부와, 생성된 상기 원료 가스를 이용해서 성막 처리를 실행하는 성막부를 갖는 성막 장치에 있어서,상기 원료 기화부가 청구항 13에 기재된 기화기를 구비하는 것을 특징으로 하는성막 장치.
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