KR101369935B1 - 저온 정화기를 사용하는 유체 정화 시스템 - Google Patents
저온 정화기를 사용하는 유체 정화 시스템 Download PDFInfo
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- KR101369935B1 KR101369935B1 KR1020137008376A KR20137008376A KR101369935B1 KR 101369935 B1 KR101369935 B1 KR 101369935B1 KR 1020137008376 A KR1020137008376 A KR 1020137008376A KR 20137008376 A KR20137008376 A KR 20137008376A KR 101369935 B1 KR101369935 B1 KR 101369935B1
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- temperature
- purifier
- matrix fluid
- fluid
- matrix
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- 150000004756 silanes Chemical class 0.000 description 1
- XJKVPKYVPCWHFO-UHFFFAOYSA-N silicon;hydrate Chemical compound O.[Si] XJKVPKYVPCWHFO-UHFFFAOYSA-N 0.000 description 1
- JXMIYRXKXBIFJS-UHFFFAOYSA-N silyl hypochlorite Chemical class [SiH3]OCl JXMIYRXKXBIFJS-UHFFFAOYSA-N 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 1
- XCZXGTMEAKBVPV-UHFFFAOYSA-N trimethylgallium Chemical compound C[Ga](C)C XCZXGTMEAKBVPV-UHFFFAOYSA-N 0.000 description 1
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 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
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
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- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Separation Of Gases By Adsorption (AREA)
- Drying Of Gases (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Description
도 2는 도 1과 유사하되, 정화 단계를 냉각시키는 데 사용되는 것과 동일한 장치 또는 시스템으로 냉각을 제공하는 예비냉각기 단계를 갖는, 본 발명에 따르는 또 다른 정화 시스템의 계통도이다.
도 3은 정화기 물질의 정화 또는 여과 온도를 주위 온도 이하의 목적하는 온도로 유지하기 위한 냉각기의 한 가지 양태를 나타내는 본 발명에 따르는 정화 시스템을 예시한다.
도 4는 온도에 대한 특정한 정화기 매질의 의존성을 나타내는 그래프이다.
도 5 및 도 6은 주위 온도에서 및 저하되거나 낮은 정화 온도에서 정화기 매질 또는 냉각 트랩에 의해 HCl 가스로부터 수분 제거와 관련된 시험 결과를 예시한다.
도 7은 본 발명에 따르는 저온 정화기를 포함하는 반도체 제조 시스템을 예시한다.
도 8은 도 7에서 나타낸 것과 유사하되, 추가의 정화기가 부재하며 저온 정화기의 예비냉각기 상류 및 저온 정화기로부터의 가열기 하류를 포함하는 또 다른 반도체 제조 시스템을 예시한다.
매트릭스 유체/가스 | 표제 불순물 | |
1. | 암모니아 | 물, CO2, 카바메이트, CH4 |
2. | 아르곤 | 물, CO2, CO, 탄화수소, CH4 |
3. | 아르신 | 물, CO2, CO, GeH4, H2S, PH3, SiH4, 이온성 액체(IL) |
4. | 삼염화붕소 | 휘발성 금속, CO, CO2 |
5. | 삼불화붕소 | CO2, SiF4, SO2, HF, 물, IL |
6. | 일산화탄소 | 믈, 니켈카보닐, 철 카보닐, CO2, 탄화수소 |
7. | 염소 | 물, 휘발성 금속, CO, 탄화수소, CO2 |
8. | 디클로로실란 | SiO4, 기타 클로로실란, 플루오로카본, 탄화수소 |
9. | 디실란 | 클로로실란(TCS, DCS), 실록산, 기타 고급 실란, 탄화수소, 물, CO2 |
10. | 저메인 | 수분, 디저메인, 게르목산, 트리저메인, 클로로저메인, IL, 탄화수소, CO, CO2 |
11. | 할로카본 14(테트라플루오로메탄) | 물, 기타 플루오로카본, CO, CO2, HF, SF6, 탄화수소 |
12. | 할로카본 23(트리플루오로메탄) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
13. | 할로카본 32(디플루오로메탄) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
14. | 할로카본 41(메틸 플루오라이드) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
15. | 할로카본 116(헥사플루오로에탄) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
16. | 할로카본 125(펜타플루오로에탄) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
17. | 할로카본 134a(테트라플루오로에탄) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
18. | 할로카본 152a(디플루오로에탄) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
19. | 할로카본 218(퍼플루오로프로판) | 물, 기타 플루오로카본, CO2, HF, SF6, 탄화수소 |
20. | 할로카본 236a(헥사플루오로프로판) 물, 기타 플루오로카본 | 물, HF, SF6, 탄화수소 |
21. | 할로카본 C318(옥타플루오로사이클로부탄) 물, 기타 플루오로카본, CO2, HF, SF6 | 탄화수소 |
22. | 헬륨 | 물, CO2, 탄화수소, CO |
23. | 수소 | 물, CO2, 탄화수소, CO |
24. | 브롬화수소 | 물, 휘발성 금속, 탄화수소, CO, CO2 |
25. | 염화수소 | 물, Cl2, COCl2, HBr, 휘발성 금속, CO, CO2, 탄화수소 |
26. | 불화수소 | 물, SO2, H2SO4, 헥사플루오로규산 |
27. | 메틸실란 | 물, 클로로실란, 기타 고분자량 메틸실란, 탄화수소 |
28. | 질소 | 물, CO2, 탄화수소, CO |
29. | 삼불화질소 | 수분, HF, N2O, SF6, CO2, CO, CF4 |
30. | 아산화질소 | 물, NH3, NO, NO2, NyOx, CO2, 탄화수소, CO |
31. | 옥타플루오로사이클로펜텐 | 물, HF, 헥사플루오로 사이클로부텐, 기타 플루오로카본, 탄화수소 |
32. | 산소 | 물, 탄화수소, CO2 |
33. | 포스핀 | 물, CO2, CO, 탄화수소, 아르신, 게르마늄, H2S, 실란, IL |
34. | 실란 | 물, 메틸실란, 디실란, 탄화수소, 클로로실란, 실록산, IL |
35. | 사염화규소 | 기타 클로로실란, 물, 실록산, 클로로옥시실란, 탄화수소 |
36. | 사염화규소 | HF, 물, CO, CO2, 탄화수소, 클로로실란 |
37. | 육염화황 | 물, CF4, 탄화수소, SiF4 |
38. | 트리클로로실란 | SiF4, 기타 클로로실란 |
39. | 헥사플루오로텅스텐(WF6) | HF, SiF4, 플루오로카본, SF6 |
40. | F2 | HF, IL |
41. | NO | NxOy, N2O, 물, IL |
42. | 디보란 | 고급 보란, 물, IL |
43. | 탄화수소 | 기타 탄화수소 |
44. | 유기금속 | 기타 유기 금속, 산소화 유기 금속 |
45. | 사불화게르마늄 | CO2, HF, SO2 |
46. | 셀렌화수소 | H2S, 물, 탄화수소 |
47. | 삼불화인 | PF2Br, PFBr2, HCl, PxOyClz |
Claims (18)
- 매트릭스 유체를 제1 온도, 압력 및 유속에서 수용하고 이를 제1 온도보다 낮은 제2 온도에서 방출하는 예비냉각기;
소결된 니켈, 압축된 니켈 및/또는 도금된 니켈, 스테인리스 강, 내마모성 합금, 및/또는 불순물 중의 특정한 것을 제거하기 위해 선택된 합금을 포함하는 금속 입자 필터를 포함하는 흡착계 정화기 물질;
상기 흡착계 정화기 물질을 함유하기 위한 강 파이프를 포함하고, 예비냉각기로부터 불순물을 100ppb 초과의 양으로 포함하는 매트릭스 유체를 수용하기 위한 유입구와, 매트릭스 유체를 흡착계 정화기 물질을 통해 유동시킨 후, 100ppb 미만의 불순물을 포함하는 매트릭스 유체를 방출시키기 위한 배출구를 포함하는 용기 및
상기 용기의 외부 표면과 열 접촉하여 0℃ 내지 -200℃ 범위의 정화 온도로 상기 용기의 외부 표면을 냉각시키는 냉각기로서, 상기 정화 온도는 상기 매트릭스 유체의 유속 및 압력에서 주위 온도 미만 및 상기 매트릭스 유체의 상 변화점 초과로 되도록 선택되는 냉각기
를 포함하는, 매트릭스 유체를 처리하여 하나 이상의 불순물을 제거하기 위한 저온 정화기. - 삭제
- 제1항에 있어서, 상기 흡착계 정화기 물질이 모데나이트, 제올라이트, 알루미나, 실리카 및 탄소로 이루어진 그룹으로부터 선택된 물질을 하나 이상 포함하는, 저온 정화기.
- 제1항에 있어서, 상기 냉각기를 상기 예비냉각기와 열 접촉시켜 예비냉각기를 통해 유동하는 매트릭스 유체를 냉각시키는, 저온 정화기.
- 용기 내에 수용된 흡착계 정화기 물질을 매트릭스 유체의 유동 경로로 제공하는 단계,
상기 흡착계 정화기 물질을, 0 내지 -200℃의 온도 범위로 되도록 선택되고 특정 압력 및 유속에서 상기 매트릭스 유체의 상 변화점 초과인 정화 온도로 냉각시키는 단계,
상기 매트릭스 유체를 예비냉각기 단계에 통과시켜, 예비냉각기 단계를 통한 제1 단계 전에 불순물을 100ppb 초과의 양으로 포함하는 상기 매트릭스 유체를 특정 온도 범위의 온도로 냉각시키는 제1 단계 및
흡착계 정화기 물질을 통한 제2 단계 후에 매트릭스 유체 중의 불순물이 100ppb 미만의 양으로 감소되는 상기 매트릭스 유체를 상기 흡착계 정화기 물질을 통해 유동시키는 제2 단계를 포함하는, 특정 압력 및 유속에서 유동하는 매트릭스 유체의 정화방법. - 제5항에 있어서, 상기 흡착계 정화기 물질이 모데나이트, 제올라이트, 알루미나, 실리카, 탄소, 및 소결된 금속, 압축된 금속 및/또는 도금된 금속 및 금속 합금으로 이루어진 그룹으로부터 선택된 하나 이상의 물질을 포함하는, 정화방법.
- 제5항에 있어서, 상기 매트릭스 유체가 예비냉각기 단계에서 냉각되는 온도가 정화 온도이고, 상기 흡착계 정화기 물질의 냉각이, 흡착계 정화기 물질을 포함하는 용기의 외부 표면과 열 접촉하는 냉각기를 작동시켜 용기 외부 표면을 정화 온도와 동일하거나 이보다 낮은 용기 온도로 냉각시킴을 포함하는, 정화방법.
- 제5항에 있어서, 제2 단계 후, 상기 매트릭스 유체 중의 이온성 유체의 양이 10ppb 미만으로 감소되는, 정화방법.
- 제5항에 있어서, 제1 단계 전, 상기 매트릭스 유체가 불순물을 1000ppb 초과의 양으로 포함하는, 정화방법.
- 제5항에 있어서, 상기 흡착계 정화기 물질이 소결된 니켈, 압축된 니켈 및/또는 도금된 니켈, 스테인리스 강, 내마모성 합금, 및/또는 불순물 중의 특정한 것을 제거하기 위해 선택된 합금을 포함하는, 정화방법.
- 제5항에 있어서, 상기 정화된 매트릭스 유체를 주위 온도 이상의 온도로 가열시킴을 포함하는, 정화방법.
- 제5항에 있어서, 상기 매트릭스 유체가 아민, 암모니아, 아르곤, 아르신, 삼염화붕소, 삼불화붕소, 이산화탄소, 일산화탄소, 카보닐 설파이드, 염소, 삼불화염소, 디클로로실란, 디실란, 저메인, 할로카본, 할로겐화 화합물, 헬륨, 수소, 브롬화수소, 염화수소, 불화수소, 메틸실란, 질소, 이산화질소, 삼불화질소, 아산화질소, 옥타플루오로사이클로펜텐, 산소, 포스핀, 희가스, 실란, 사염화규소, 사불화규소, 육불화황, 트리클로로실란, WF6, F2, NO, 디보란, 탄화수소, 유기 금속, 사불화게르마늄, 셀렌화수소 및 삼불화인으로 이루어진 가스 그룹으로부터 선택된 가스를 포함하는, 정화방법.
- 용기 내에 수용된 흡착계 정화기 물질을 매트릭스 유체의 유동 경로로 제공하는 단계,
상기 흡착계 정화기 물질을 0℃ 내지 -200℃의 온도 범위로 되도록 선택된 정화 온도로 냉각시키는 단계,
상기 매트릭스 유체를 예비냉각기 단계에 통과시켜, 예비냉각기 단계를 통한 제1 단계 전에 불순물을 100ppb 초과의 양으로 포함하는 상기 매트릭스 유체를 특정 온도 범위의 온도로 냉각시키는 제1 단계 및
흡착계 정화기 물질을 통한 제2 단계 후에 매트릭스 유체 중의 불순물이 100ppb 미만의 양으로 감소되는 상기 매트릭스 유체를 상기 흡착계 정화기 물질을 통해 유동시키는 제2 단계를 포함하는, 특정 압력 및 유속에서 유동하는 매트릭스 유체의 정화방법. - 제13항에 있어서, 상기 흡착계 정화기 물질의 정화 온도가 상기 압력 및 유속에서 매트릭스 유체의 상 변화점 초과인, 매트릭스 유체의 정화방법.
- 제13항에 있어서, 상기 흡착계 정화기 물질을, -20℃ 미만인 정화 온도로 냉각시키는, 매트릭스 유체의 정화방법.
- 제13항 또는 제14항에 있어서, 제2 단계 후, 매트릭스 유체 중의 불순물이 10ppb 미만의 양으로 감소되는, 매트릭스 유체의 정화방법.
- 삭제
- 삭제
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US62187104P | 2004-10-25 | 2004-10-25 | |
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US11/252,200 US7314506B2 (en) | 2004-10-25 | 2005-10-17 | Fluid purification system with low temperature purifier |
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PCT/US2005/038222 WO2006057748A2 (en) | 2004-10-25 | 2005-10-19 | Fluid purification system with low temperature purifier |
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WO2006057748A3 (en) | 2006-07-13 |
WO2006057748A2 (en) | 2006-06-01 |
US7314506B2 (en) | 2008-01-01 |
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US20060086247A1 (en) | 2006-04-27 |
HK1111373A1 (en) | 2008-08-08 |
TW200624154A (en) | 2006-07-16 |
JP2008517744A (ja) | 2008-05-29 |
KR101369934B1 (ko) | 2014-03-06 |
EP1817095A4 (en) | 2009-08-12 |
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KR20070084549A (ko) | 2007-08-24 |
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