KR100283238B1 - 초임계상태를 이용한 분산방법 및 분산장치 - Google Patents
초임계상태를 이용한 분산방법 및 분산장치 Download PDFInfo
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- KR100283238B1 KR100283238B1 KR1019970030592A KR19970030592A KR100283238B1 KR 100283238 B1 KR100283238 B1 KR 100283238B1 KR 1019970030592 A KR1019970030592 A KR 1019970030592A KR 19970030592 A KR19970030592 A KR 19970030592A KR 100283238 B1 KR100283238 B1 KR 100283238B1
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01F23/30—Mixing gases with solids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
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- B01F23/551—Mixing liquids with solids the mixture being submitted to electrical, sonic or similar energy using vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/04—Specific aggregation state of one or more of the phases to be mixed
- B01F23/043—Mixing fluids or with fluids in a supercritical state, in supercritical conditions or variable density fluids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
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Abstract
Description
Claims (16)
- 분산질과 용매의 혼합물을 초임계 용기에 공급하는 단계와, 상기 초임계 용기에 초임계 용매를 공급하는 단계와, 상기 초임계 용매를 가열가압하여 기체 상태로부터 초임계 유체로 전환시키단계와, 상기 초임계 용기 내에서 상기 혼합물과 상기 초임계 유체를 혼합하여 초임계 혼합물을 얻는 단계와, 상기 초임계 혼합물을 폭쇄조로 안내하고 상기 폭쇄조 내에서 대기압으로 해방시키고, 상기 초임계 혼합물과 상기 폭쇄조의 충돌부가 충돌하도록 하여 분산질을 분산시키는 단계를 포함하여 이루어지는 것을 특징으로 하는 초임계상태를 이용한 분산방법.
- 제1항에 있어서, 상기 폭쇄조 내에서 상기 초임계 용매를 상기 초임계 혼합물로부터 분리하고, 상기 분리된 초임계 용매를 회수하여 상기 초임계 용기에 공급하는 것을 특징으로 하는 초임계상태를 이용한 분산방법.
- 제1항에 있어서, 상기 분산질과 용매의 혼합물은 유기용매 또는 물로 이루어진 용매에 현탁된 고체 분산질을 포함하는 슬러리로 이루어지는 것을 특징으로 하는 초임계상태를 이용한 분산방법.
- 제1항에 있어서, 상기 분산질과 용매의 혼합물은 유기용매 또는 물로 이루어진 용매에 현탁된 액체타입 용질을 포함하는 에멀젼으로 이루어지는 것을 특징으로 하는 초임계상태를 이용한 분산방법.
- 제1항에 있어서, 상기 분산질과 용매의 혼합물은 액체 용매에 현탁된 고체 및 액체 분산질을 포함하는 슬러리인 것을 특징으로 하는 초임계상태를 이용한 분산방법.
- 분산질와 용매의 혼합물에 초임계유체를 도입하여 점도가 감소된 초임계 혼합물을 얻는 단계와, 상기 저점도의 초임계 혼합물을 감압 하에 세공으로부터 분출하여 상기 분산질에 부피팽창작용, 고전단작용 및 충격작용을 부여함으로써 상기 분산질을 파쇄, 분산하는 단계를 포함하여 이루어지며, 상기 초임계 유체는 가압·가열에 의해 기체 상태를 거쳐 초임계유체로 되는 것을 특징으로 하는 초임계상태를 이용한 분산방법.
- 분산질과 용매의 혼합물을 충전하는 공급부 및 초임계 용매를 충전하는 공급부와, 유출구를 갖는 초임계 용기와, 상기 초임계 용기 내에서 초임계 용매를 가열 가압함으로써 상기 초임계 용매가 기체상태를 거쳐 초임계 유체로 전환되도록 하는 가열가압수단과, 상기 혼합물과 상기 초임계 유체로 이루어지는 초임계 혼합물을 초임계 용기내에서 교반하는 교반수단과, 상기 초임계 용기의 유출구와 연결되며, 상기 초임계 혼합물을 대기압으로 해방하기 위한 분출구를 포함하는 폭쇄조와, 상기 폭쇄조에서 얻어진 분산액을 저장하는 하기 위한 저류조를 포함하여 이루어지는 것을 특징으로 하는 분산장치.
- 제7항에 있어서, 상기 폭쇄조에서 초임계 혼합물과 분리된 초임계 용매를 회수하기 위해 상기 폭쇄조와 연결되며 또한, 초임계 용기에 초임계 응매를 공급하기 위해 초임계 용기의 공급부와 연결된 완충조를 더 포함하여 이루어지는 것을 특징으로 하는 분산장치.
- 제7항에 있어서, 상기 초임계 용기의 상기 혼합물 공급부에는 상기 분산질과 용매를 예비혼합하기 위한 예비혼합장치가 접속되어 있는 분산장치.
- 제7항에 있어서, 상기 교반수단은 상기 초임계 용기 내부를 향하여 설치된 노즐과, 초임계용기의 일부로부터 유출된 초임계 혼합물을 상기 노즐을 통해 초임계용기로 돌려보내기 위한 순환펌프를 갖춘 수단을 포함하여 이루어지는 것을 특징으로 하는 분산장치.
- 제7항에 있어서, 상기 교반수단은 상기 초임계 용기에 초음파를 조사하여 초임계 혼합물을 교반하기 위하여 설치된 초음파발생수단을 포함하여 이루어지는 것을 특징으로 하는 분산장치.
- 제7항에 있어서, 상기 교반수단은 초임계 용기에 설치된 전자코일과, 상기 전자코일에서 발생하는 이동자기장에 의해 구동되는 요동판 혹은 회전날개를 포함하여 이루어지는 것을 특징으로 하는 분산장치.
- 제7항에 있어서, 상기 폭쇄조에는 초임계 혼합물이 충돌되는 충돌부가 설치되어 있는 것을 특징으로 하는 분산장치.
- 제13항에 있어서, 상기 폭쇄조에 설치한 초임계 혼합물의 분출구의 끝부분은 폭쇄노즐로 형성되며, 상기 충돌부는 상기 노즐에 대해서 수직으로 설치되어 있는 것을 특징으로 하는 분산장치.
- 제13항에 있어서, 상기 폭쇄조의 분출구는 폭쇄창을 포함하여 이루어지며, 상기 충돌부는 반구형상으로 이루어지는 것을 특징으로 하는 분산장치.
- 제7항에 있어서, 상기 폭쇄조의 분출구와 끝부분은 한 쌍의 노즐로 이루어져 있으며, 상기 노즐은 분출 시에 초임계 혼합물이 서로 마주볼 수 있도록 배치되어 상기 초임계 혼합물이 분출흐름 속에서 서로 충돌하도록 한 것을 특징으로 하는 분산장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8358871A JPH10192670A (ja) | 1996-12-27 | 1996-12-27 | 超臨界状態を用いた分散方法及び分散装置 |
JP96-358871 | 1996-12-27 | ||
JP96-358871? | 1996-12-27 |
Publications (2)
Publication Number | Publication Date |
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KR19980063361A KR19980063361A (ko) | 1998-10-07 |
KR100283238B1 true KR100283238B1 (ko) | 2001-04-02 |
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KR1019970030592A KR100283238B1 (ko) | 1996-12-27 | 1997-07-02 | 초임계상태를 이용한 분산방법 및 분산장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5921478A (ko) |
EP (1) | EP0850682A1 (ko) |
JP (1) | JPH10192670A (ko) |
KR (1) | KR100283238B1 (ko) |
CN (1) | CN1057480C (ko) |
SG (1) | SG60111A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100635406B1 (ko) | 2004-08-23 | 2006-10-19 | 한국과학기술연구원 | 화학반응속도를 촉진시키기 위한 장치 |
KR101926766B1 (ko) * | 2009-09-27 | 2019-03-07 | 엑테이브 코포레이션 | 이산화탄소 배출량 삭감 수지 조성물 및 그 제조 방법 및 그 용도 |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2122895C1 (ru) * | 1997-08-13 | 1998-12-10 | Глухарев Николай Федорович | Способ получения дисперсионно-кондиционированных порошковых материалов |
US6426136B1 (en) | 1998-02-10 | 2002-07-30 | R & D Technology, Inc. | Method of reducing material size |
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- 1997-08-25 EP EP97114702A patent/EP0850682A1/en not_active Withdrawn
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KR100635406B1 (ko) | 2004-08-23 | 2006-10-19 | 한국과학기술연구원 | 화학반응속도를 촉진시키기 위한 장치 |
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US5921478A (en) | 1999-07-13 |
KR19980063361A (ko) | 1998-10-07 |
CN1057480C (zh) | 2000-10-18 |
JPH10192670A (ja) | 1998-07-28 |
SG60111A1 (en) | 1999-02-22 |
CN1185990A (zh) | 1998-07-01 |
EP0850682A1 (en) | 1998-07-01 |
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