JPH0536418B2 - - Google Patents
Info
- Publication number
- JPH0536418B2 JPH0536418B2 JP1160696A JP16069689A JPH0536418B2 JP H0536418 B2 JPH0536418 B2 JP H0536418B2 JP 1160696 A JP1160696 A JP 1160696A JP 16069689 A JP16069689 A JP 16069689A JP H0536418 B2 JPH0536418 B2 JP H0536418B2
- Authority
- JP
- Japan
- Prior art keywords
- solvent
- alcohol
- water
- column
- liquid phase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002904 solvent Substances 0.000 claims description 84
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000000605 extraction Methods 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 24
- 239000007791 liquid phase Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 22
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 20
- 238000004821 distillation Methods 0.000 claims description 12
- 239000012071 phase Substances 0.000 claims description 12
- 238000000895 extractive distillation Methods 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 11
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 claims description 10
- 239000001294 propane Substances 0.000 claims description 10
- 208000005156 Dehydration Diseases 0.000 claims description 8
- 230000018044 dehydration Effects 0.000 claims description 8
- 238000006297 dehydration reaction Methods 0.000 claims description 8
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 5
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 4
- 238000012388 gravitational sedimentation Methods 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 description 9
- 238000000638 solvent extraction Methods 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 230000005484 gravity Effects 0.000 description 8
- 238000010992 reflux Methods 0.000 description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- 238000003809 water extraction Methods 0.000 description 2
- QQGISFDJEJMKIL-JAIQZWGSSA-N (5z)-5-[[3-(hydroxymethyl)thiophen-2-yl]methylidene]-10-methoxy-2,2,4-trimethyl-1h-chromeno[3,4-f]quinolin-9-ol Chemical compound C1=CC=2NC(C)(C)C=C(C)C=2C2=C1C=1C(OC)=C(O)C=CC=1O\C2=C/C=1SC=CC=1CO QQGISFDJEJMKIL-JAIQZWGSSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 235000002678 Ipomoea batatas Nutrition 0.000 description 1
- 244000017020 Ipomoea batatas Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- -1 amashiyo Chemical class 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004807 desolvation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1160696A JPH0327336A (ja) | 1989-06-26 | 1989-06-26 | アルコールの脱水方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1160696A JPH0327336A (ja) | 1989-06-26 | 1989-06-26 | アルコールの脱水方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0327336A JPH0327336A (ja) | 1991-02-05 |
| JPH0536418B2 true JPH0536418B2 (enrdf_load_stackoverflow) | 1993-05-31 |
Family
ID=15720494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1160696A Granted JPH0327336A (ja) | 1989-06-26 | 1989-06-26 | アルコールの脱水方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0327336A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5763693A (en) * | 1995-02-24 | 1998-06-09 | Mitsui Chemicals, Inc. | Process for producing isopropyl alcohol |
| TW338031B (en) * | 1995-02-24 | 1998-08-11 | Mitsui Toatsu Chemicals | Process for producing isopropyl alcohol |
| JP2008299224A (ja) * | 2007-06-01 | 2008-12-11 | Kyoritsu Denki Kk | カメラの手振れ補正機能を評価するための加振方法 |
| CN102040471B (zh) * | 2010-11-16 | 2013-07-10 | 广东中科天元新能源科技有限公司 | 一种燃料乙醇和普级食用酒精联产的蒸馏脱水装置及工艺 |
| WO2016080531A1 (ja) * | 2014-11-20 | 2016-05-26 | 国立大学法人名古屋大学 | ブタノールの濃縮脱水方法 |
-
1989
- 1989-06-26 JP JP1160696A patent/JPH0327336A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0327336A (ja) | 1991-02-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5294304A (en) | Process for the recovery of absolute ethanol by vapor compression extractive distillation | |
| JPH04193304A (ja) | アルコールの濃縮精製方法 | |
| CA2330137C (en) | Method for separating a c4 hydrocarbon mixture | |
| US3745092A (en) | Recovery and purification of ethylene oxide by distillation and absorption | |
| CN105237370A (zh) | 一种环己醇脱氢生产环己酮的工艺方法 | |
| US4529413A (en) | Recovering dessicant-antifreeze from admixture with water and hydrogen sulfide | |
| JPH0536418B2 (enrdf_load_stackoverflow) | ||
| JPH0825915B2 (ja) | １，３−ブタジエンを得る方法 | |
| JPH02184643A (ja) | 無水アルコールの製造方法 | |
| JPS6225985A (ja) | アルコ−ルの濃縮精製方法 | |
| JPS6229990A (ja) | エタノ−ル精製方法 | |
| JPH035432A (ja) | ｎ―ブタンによるアルコールの脱水方法 | |
| JPH03157340A (ja) | 無水アルコールの製造方法 | |
| US6018061A (en) | Process for recovering 3,4-epoxy-1-butene | |
| CN109771980B (zh) | 一种分离2－戊酮、4－庚酮、水和二氧化碳混合物的非均相共沸精馏方法 | |
| JPH035431A (ja) | プロピレンによるアルコールの脱水方法 | |
| RU2202079C2 (ru) | Способ подготовки углеводородного газа | |
| JPH0329393B2 (enrdf_load_stackoverflow) | ||
| JPS6225983A (ja) | アルコ−ルの濃縮精製法 | |
| JPH0578535B2 (enrdf_load_stackoverflow) | ||
| JPH035433A (ja) | ｉ―ブタンによるアルコールの脱水方法 | |
| CN105218342A (zh) | 一种环己醇脱氢生产环己酮的工艺方法 | |
| US20250171384A1 (en) | Energy-efficient process for separation of 1-butene from a hydrocarbon stream | |
| CN114681942B (zh) | 一种叔丁醇回收完全变压耦合精馏装置及精馏方法 | |
| JPH02184388A (ja) | アルコールの濃縮精製方法及びその装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| EXPY | Cancellation because of completion of term |