KR20040074519A - 메탄올으로부터 디메틸에테르의 제조방법 - Google Patents
메탄올으로부터 디메틸에테르의 제조방법 Download PDFInfo
- Publication number
- KR20040074519A KR20040074519A KR1020030010426A KR20030010426A KR20040074519A KR 20040074519 A KR20040074519 A KR 20040074519A KR 1020030010426 A KR1020030010426 A KR 1020030010426A KR 20030010426 A KR20030010426 A KR 20030010426A KR 20040074519 A KR20040074519 A KR 20040074519A
- Authority
- KR
- South Korea
- Prior art keywords
- catalyst
- methanol
- solid acid
- alumina
- acid catalyst
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/09—Preparation of ethers by dehydration of compounds containing hydroxy groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
구 분 | 촉매(부피%a)) | 온도(℃) | LHSV(h-1) | 디메틸에테르 수율(%) | ||
하단부 | 상단부 | 반응초기 | 100시간후 | |||
실시예 1 | H-ZSM-5(20%) | 감마-알루미나(80%) | 290 | 7 | 90.5 | 91.1 |
실시예 2 | H-베타(10%) | 1%실리카-알루미나(90%) | 290 | 7 | 85.4 | 85.8 |
실시예 3 | H-USY(40%) | 5%실리카-알루미나(60%) | 290 | 7 | 84.3 | 84.8 |
실시예 4 | H-MOR(20%) | 감마-알루미나(80%) | 290 | 7 | 88.1 | 88.6 |
실시예 5 | H-ZSM-5(20%) | 감마-알루미나(80%) | 250 | 7 | 83.3 | 83.1 |
실시예 6 | H-ZSM-5(20%) | 감마-알루미나(80%) | 290 | 9 | 84.4 | 84.0 |
실시예 7 | H-ZSM-5(20%) | 감마-알루미나(80%) | 250 | 9 | 77.2 | 77.7 |
비교예 1 | 감마-알루미나 (100%) | 290 | 7 | 67.0 | 66.8 | |
비교예 2 | 5%실리카-알루미나 (100%) | 290 | 7 | 69.3 | 69.2 | |
비교예 3 | H-ZSM-5(100%) | 290 | 7 | 90.0 | 16.5 | |
비교예 4 | H-ZSM-5(20%) + 감마-알루미나(80%) | 290 | 7 | 89.5 | 61.7 | |
a) 상층부와 하층부간의 촉매 사용비를 부피% 단위로 나타냄 |
Claims (5)
- 메탄올을 탈수반응하여 디메틸에테르를 제조하는 방법에 있어서,메탄올이 친수성 고체산 촉매를 통과하여 탈수반응한 후에, 미반응된 메탄올과 생성물이 공존하는 상태에서 소수성 고체산 촉매인 제올라이트를 통과하여 연속적으로 탈수반응하도록 하는 것을 특징으로 하는 메탄올으로부터 디메틸에테르의 제조방법.
- 제 1 항에 있어서, 상기 메탄올의 탈수반응은 친수성 고체산 촉매가 반응기 상층부에 충진되어 있고, 소수성 고체산 촉매인 제올라이트가 반응기 하단부에 충진되어 있는 2중 충진 촉매 시스템을 이용하여 수행하는 것을 특징으로 하는 메탄올으로부터 디메틸에테르의 제조방법.
- 제 1 항 또는 제 2 항에 있어서, 상기 친수성 고체산 촉매는 감마-알루미나 또는 실리카 알루미나이고, 상기 소수성 고체산 촉매는 SiO2/Al2O3비가 20 ∼ 200 사이인 소수성 제올라이트인 것을 특징으로 하는 메탄올으로부터 디메틸에테르의 제조방법.
- 제 2 항에 있어서, 상기 2중 충진 촉매 시스템에는 친수성 고체산 촉매 50 ∼ 95 부피%와 소수성 제올라이트 촉매 5 ∼ 50 부피%가 각각 충진되어 있는 것을 특징으로 하는 메탄올으로부터 디메틸에테르의 제조방법.
- 제 1 항에 있어서, 상기 탈수반응은 반응온도 150 ∼ 350 ℃, 반응압력 1 ∼ 100 기압, 및 LHSV(Liquid hourly space velocity) 0.05 ∼ 50 h-1인 조건에서 수행하는 것을 특징으로 하는 메탄올으로부터 디메틸에테르의 제조방법.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0010426A KR100501922B1 (ko) | 2003-02-19 | 2003-02-19 | 메탄올로부터 디메틸에테르의 제조방법 |
US10/545,595 US20060135823A1 (en) | 2003-02-19 | 2003-04-10 | Process for preparing dimethylether from methanol |
PCT/KR2003/000720 WO2004074228A1 (en) | 2003-02-19 | 2003-04-10 | Process for preparing dimethylether from methanol |
JP2004568518A JP4364126B2 (ja) | 2003-02-19 | 2003-04-10 | メタノールからジメチルエーテルを製造する方法 |
EP03815976A EP1597225A4 (en) | 2003-02-19 | 2003-04-10 | PROCESS FOR THE PREPARATION OF DIMETHYL ETHER FROM METHANOL |
AU2003235494A AU2003235494A1 (en) | 2003-02-19 | 2003-04-10 | Process for preparing dimethylether from methanol |
CNB03826000XA CN1303048C (zh) | 2003-02-19 | 2003-04-10 | 从甲醇制备二甲醚的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0010426A KR100501922B1 (ko) | 2003-02-19 | 2003-02-19 | 메탄올로부터 디메틸에테르의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040074519A true KR20040074519A (ko) | 2004-08-25 |
KR100501922B1 KR100501922B1 (ko) | 2005-07-18 |
Family
ID=36093942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0010426A KR100501922B1 (ko) | 2003-02-19 | 2003-02-19 | 메탄올로부터 디메틸에테르의 제조방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20060135823A1 (ko) |
EP (1) | EP1597225A4 (ko) |
JP (1) | JP4364126B2 (ko) |
KR (1) | KR100501922B1 (ko) |
CN (1) | CN1303048C (ko) |
AU (1) | AU2003235494A1 (ko) |
WO (1) | WO2004074228A1 (ko) |
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KR101133317B1 (ko) * | 2005-12-14 | 2012-04-04 | 에스케이이노베이션 주식회사 | 미정제 메탄올로부터 디메틸에테르의 제조방법 |
WO2020091298A1 (ko) * | 2018-10-29 | 2020-05-07 | 한국가스공사 | 디메틸에테르 제조용 혼합 촉매, 이의 제조방법 및 이를 이용한 디메틸에테르의 제조방법 |
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-
2003
- 2003-02-19 KR KR10-2003-0010426A patent/KR100501922B1/ko active IP Right Grant
- 2003-04-10 AU AU2003235494A patent/AU2003235494A1/en not_active Abandoned
- 2003-04-10 EP EP03815976A patent/EP1597225A4/en not_active Withdrawn
- 2003-04-10 CN CNB03826000XA patent/CN1303048C/zh not_active Expired - Lifetime
- 2003-04-10 US US10/545,595 patent/US20060135823A1/en not_active Abandoned
- 2003-04-10 JP JP2004568518A patent/JP4364126B2/ja not_active Expired - Lifetime
- 2003-04-10 WO PCT/KR2003/000720 patent/WO2004074228A1/en active Application Filing
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100599251B1 (ko) * | 2003-09-20 | 2006-07-13 | 에스케이 주식회사 | 디메틸에테르 합성용 촉매와 촉매의 제조방법 |
KR101133317B1 (ko) * | 2005-12-14 | 2012-04-04 | 에스케이이노베이션 주식회사 | 미정제 메탄올로부터 디메틸에테르의 제조방법 |
WO2020091298A1 (ko) * | 2018-10-29 | 2020-05-07 | 한국가스공사 | 디메틸에테르 제조용 혼합 촉매, 이의 제조방법 및 이를 이용한 디메틸에테르의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
EP1597225A4 (en) | 2006-09-06 |
AU2003235494A1 (en) | 2004-09-09 |
CN1741980A (zh) | 2006-03-01 |
EP1597225A1 (en) | 2005-11-23 |
CN1303048C (zh) | 2007-03-07 |
WO2004074228A1 (en) | 2004-09-02 |
JP4364126B2 (ja) | 2009-11-11 |
US20060135823A1 (en) | 2006-06-22 |
KR100501922B1 (ko) | 2005-07-18 |
JP2006514085A (ja) | 2006-04-27 |
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