KR101786301B1 - 반도체 장치의 제조 방법, 기판 처리 장치 및 프로그램 - Google Patents
반도체 장치의 제조 방법, 기판 처리 장치 및 프로그램 Download PDFInfo
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- KR101786301B1 KR101786301B1 KR1020160022755A KR20160022755A KR101786301B1 KR 101786301 B1 KR101786301 B1 KR 101786301B1 KR 1020160022755 A KR1020160022755 A KR 1020160022755A KR 20160022755 A KR20160022755 A KR 20160022755A KR 101786301 B1 KR101786301 B1 KR 101786301B1
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- KPGXUAIFQMJJFB-UHFFFAOYSA-H tungsten hexachloride Chemical compound Cl[W](Cl)(Cl)(Cl)(Cl)Cl KPGXUAIFQMJJFB-UHFFFAOYSA-H 0.000 description 1
- NXHILIPIEUBEPD-UHFFFAOYSA-H tungsten hexafluoride Chemical compound F[W](F)(F)(F)(F)F NXHILIPIEUBEPD-UHFFFAOYSA-H 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 description 1
- OMQSJNWFFJOIMO-UHFFFAOYSA-J zirconium tetrafluoride Chemical compound F[Zr](F)(F)F OMQSJNWFFJOIMO-UHFFFAOYSA-J 0.000 description 1
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Abstract
Description
도 2는 본 발명의 일 실시 형태에서 바람직하게 사용되는 기판 처리 장치의 종형 처리 로의 개략 구성도로서, 처리 로 부분을 도 1의 A-A선 단면도로 도시하는 도면이다.
도 3은 본 발명의 일 실시 형태에서 바람직하게 사용되는 기판 처리 장치의 컨트롤러의 개략 구성도로서, 컨트롤러의 제어계를 블록도로 도시하는 도면이다.
도 4는 본 발명의 일 실시 형태의 성막 시퀀스를 도시하는 도면이다.
도 5의 (a)는 본 발명의 일 실시 형태에서의 노즐의 에칭 처리의 시퀀스 예 1을, (b)는 본 발명의 일 실시 형태에서의 노즐의 에칭 처리의 시퀀스 예 2를, (c)는 본 발명의 일 실시 형태에서의 노즐의 에칭 처리의 시퀀스 예 3을 도시하는 도면이다.
도 6의 (a)는 에칭 처리를 실시하기 전에 있어서의 제2 노즐의 종단면도를, (b)는 도 6의 (a)에 나타내는 제2 노즐의 부분 확대 단면도를 도시하는 도면이다.
도 7의 (a)는 HCDS의 화학 구조식을, (b)는 OCTS의 화학 구조식을 도시하는 도면이다.
도 8의 (a)는 BTCSM의 화학 구조식을, (b)는 BTCSE의 화학 구조식을 도시하는 도면이다.
도 9의 (a)는 TCDMDS의 화학 구조식을, (b)는 DCTMDS의 화학 구조식을, (c)는 MCPMDS의 화학 구조식을 도시하는 도면이다.
도 10의 (a)는 성막 온도를 변화시킨 경우에 있어서의 파티클의 수에 관한 평가 결과를, (b)는 노즐의 에칭 처리를 비실시로 한 경우 및 실시한 경우에 있어서의 파티클의 수에 관한 평가 결과를 도시하는 도면이다.
도 11의 (a)는 본 발명의 다른 실시 형태에서 바람직하게 사용되는 기판 처리 장치의 처리 로의 개략 구성도로서, 처리 로 부분을 종단면도로 도시하는 도면이며, (b)는 본 발명의 다른 실시 형태에서 바람직하게 사용되는 기판 처리 장치의 처리 로의 개략 구성도이며, 처리 로 부분을 종단면도로 도시하는 도면이다.
도 12는 본 발명의 다른 실시 형태에서 바람직하게 사용되는 기판 처리 장치의 개략 구성도로서, 처리 로 부분을 종단면도로 도시하는 도면이다.
201 : 처리실 202 : 처리 로
203 : 반응관
249a, 249b : 노즐(제1 노즐, 제2 노즐)
Claims (17)
- 처리실 내의 기판에 대하여 제1 노즐을 통해서 원료 가스를 공급하는 공정과,
상기 처리실 내의 상기 기판에 대하여 석영에 의해 구성되고 상기 제1 노즐과는 상이한 제2 노즐을 통해서 산소 함유 가스를 공급하는 공정과,
상기 처리실 내의 상기 기판에 대하여 상기 제2 노즐을 통해서 수소 함유 가스를 공급하는 공정,
을 비동시로 행하는 사이클을 미리 정해진 횟수 행함으로써, 상기 기판 상에 막을 형성하는 공정을 포함하고,
상기 막을 형성하는 공정을 행하기 전에, 상기 제2 노즐의 표면을, 표면으로부터 15㎛ 이상 30㎛ 이하의 범위 내의 깊이로 에칭하는 공정을 더 포함하는 반도체 장치의 제조 방법. - 제1항에 있어서,
상기 제2 노즐의 표면을 에칭하는 공정은, 상기 제2 노즐을 상기 처리실 내에 내장한 후에, 상기 제2 노즐의 표면을 드라이 에칭하는 공정을 포함하는, 반도체 장치의 제조 방법. - 제2항에 있어서,
상기 제2 노즐의 표면을 드라이 에칭하는 공정에서는, 상기 처리실 내에 상기 제2 노즐을 통해서 에칭 가스를 공급하는, 반도체 장치의 제조 방법. - 제2항에 있어서,
상기 제2 노즐의 표면을 드라이 에칭하는 공정에서는, 상기 처리실 내에 상기 제1 노즐 및 상기 제2 노즐 중 어느 한쪽의 노즐을 통해서 제1 에칭 가스를 공급함과 함께, 상기 한쪽의 노즐과는 상이한 다른 쪽의 노즐을 통해서 상기 제1 에칭 가스와는 상이한 분자 구조를 포함하는 제2 에칭 가스를 공급하는, 반도체 장치의 제조 방법. - 제2항에 있어서,
상기 제2 노즐의 표면을 드라이 에칭하는 공정에서는,
상기 처리실 내에 상기 제1 노즐 및 상기 제2 노즐 중 어느 한쪽의 노즐을 통해서 제1 에칭 가스를 공급함과 함께, 상기 한쪽의 노즐과는 상이한 다른 쪽의 노즐을 통해서 상기 제1 에칭 가스와는 상이한 분자 구조를 갖는 제2 에칭 가스를 공급하는 공정과,
상기 처리실 내에 상기 한쪽의 노즐을 통해서 상기 제2 에칭 가스를 공급함과 함께, 상기 다른 쪽의 노즐을 통해서 상기 제1 에칭 가스를 공급하는 공정,
을 교대로 미리 정해진 횟수 행하는, 반도체 장치의 제조 방법. - 제1항에 있어서,
상기 제2 노즐의 표면을 에칭하는 공정은, 상기 제2 노즐을 상기 처리실 내에 내장하기 전에, 상기 제2 노즐의 표면을 웨트 에칭하는 공정을 포함하는, 반도체 장치의 제조 방법. - 제6항에 있어서,
상기 제2 노즐의 표면을 웨트 에칭하는 공정에서는, 상기 제2 노즐을 에칭액 중에 침지시키는, 반도체 장치의 제조 방법. - 제2항에 있어서,
상기 제2 노즐의 표면을 에칭하는 공정은, 상기 제2 노즐을 상기 처리실 내에 내장한 후, 상기 제2 노즐의 표면을 드라이 에칭하기 전에, 상기 제2 노즐의 표면을 코팅하는 공정을 포함하는, 반도체 장치의 제조 방법. - 제8항에 있어서,
상기 제2 노즐의 표면을 코팅하는 공정에서는,
상기 처리실 내에 상기 제1 노즐을 통해서 원료 가스를 공급하는 공정과,
상기 처리실 내에 상기 제2 노즐을 통해서 산소 함유 가스를 공급하는 공정과,
상기 처리실 내에 상기 제2 노즐을 통해서 수소 함유 가스를 공급하는 공정,
을 비동시로 행하는 사이클을 미리 정해진 횟수 행하는, 반도체 장치의 제조 방법. - 제1항에 있어서,
상기 제2 노즐의 표면을 에칭하는 공정에서는, 상기 제2 노즐의 내표면을 에칭하는, 반도체 장치의 제조 방법. - 제1항에 있어서,
상기 제2 노즐의 표면을 에칭하는 공정에서는, 상기 제2 노즐의 외표면을 에칭하는, 반도체 장치의 제조 방법. - 제1항에 있어서,
상기 제2 노즐의 표면을 에칭하는 공정에서는, 상기 제1 노즐의 적어도 외표면을 에칭하는, 반도체 장치의 제조 방법. - 제1항에 있어서,
상기 수소 함유 가스는, 질소 및 수소를 포함하는 가스인, 반도체 장치의 제조 방법. - 제1항에 있어서,
상기 사이클은, 상기 처리실 내의 상기 기판에 대하여 탄소 함유 가스를 공급하는 공정을 더 포함하는, 반도체 장치의 제조 방법. - 제14항에 있어서,
상기 탄소 함유 가스를 공급하는 공정은, 상기 원료 가스를 공급하는 공정, 상기 산소 함유 가스를 공급하는 공정, 및 상기 수소 함유 가스를 공급하는 공정을 비동시로 행하는, 반도체 장치의 제조 방법. - 기판을 수용하는 처리실과,
상기 처리실 내의 기판에 대하여 제1 노즐을 통해서 원료 가스를 공급하는 원료 가스 공급계와,
상기 처리실 내의 기판에 대하여 석영에 의해 구성되고 상기 제1 노즐과는 상이한 제2 노즐을 통해서 산소 함유 가스를 공급하는 산소 함유 가스 공급계와,
상기 처리실 내의 기판에 대하여 상기 제2 노즐을 통해서 수소 함유 가스를 공급하는 수소 함유 가스 공급계와,
상기 처리실 내에 에칭 가스를 공급하는 에칭 가스 공급계와,
상기 처리실 내의 기판에 대하여 상기 원료 가스를 공급하는 처리와, 상기 처리실 내의 상기 기판에 대하여 상기 산소 함유 가스를 공급하는 처리와, 상기 처리실 내의 상기 기판에 대하여 상기 수소 함유 가스를 공급하는 처리를 비동시로 행하는 사이클을 미리 정해진 횟수 행함으로써 상기 기판 상에 막을 형성하는 처리를 행하게 함과 함께, 상기 막을 형성하는 처리를 행하기 전에, 상기 처리실 내에 에칭 가스를 공급하여, 상기 제2 노즐의 표면을, 표면으로부터 15㎛ 이상 30㎛ 이하의 범위 내의 깊이로 에칭된 상태가 되게 하도록, 상기 원료 가스 공급계, 상기 산소 함유 가스 공급계, 상기 수소 함유 가스 공급계, 및, 상기 에칭 가스 공급계를 제어하도록 구성되는 제어부,
를 포함하는 기판 처리 장치. - 처리실 내의 기판에 대하여 제1 노즐을 통해서 원료 가스를 공급하는 단계와,
상기 처리실 내의 상기 기판에 대하여 석영에 의해 구성되고 상기 제1 노즐과는 상이한 제2 노즐을 통해서 산소 함유 가스를 공급하는 단계와,
상기 처리실 내의 상기 기판에 대하여 상기 제2 노즐을 통해서 수소 함유 가스를 공급하는 단계,
를 비동시로 행하는 사이클을 미리 정해진 횟수 행함으로써, 상기 기판 상에 막을 형성하는 단계을 컴퓨터에 실행시키고,
상기 막을 형성하는 단계를 상기 컴퓨터에 실행시키기 전에, 상기 제2 노즐의 표면을, 표면으로부터 15㎛ 이상 30㎛ 이하의 범위 내의 깊이로 에칭된 상태가 되게 하는 단계를 상기 컴퓨터에 더 실행시키는, 기록 매체에 기록된 프로그램.
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