CN1706799A - 加盐复合萃取精馏分离乙酸乙酯-乙醇-水混合液的方法 - Google Patents
加盐复合萃取精馏分离乙酸乙酯-乙醇-水混合液的方法 Download PDFInfo
- Publication number
- CN1706799A CN1706799A CN200510039257.9A CN200510039257A CN1706799A CN 1706799 A CN1706799 A CN 1706799A CN 200510039257 A CN200510039257 A CN 200510039257A CN 1706799 A CN1706799 A CN 1706799A
- Authority
- CN
- China
- Prior art keywords
- ethyl acetate
- extracting
- tower
- ethanol
- cut
- 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.)
- Granted
Links
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 title claims abstract description 133
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 title claims abstract description 16
- 238000013329 compounding Methods 0.000 title claims abstract description 10
- 238000009938 salting Methods 0.000 title claims abstract description 10
- 239000000203 mixture Substances 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 24
- 150000003839 salts Chemical class 0.000 claims abstract description 23
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 230000008929 regeneration Effects 0.000 claims abstract description 7
- 238000011069 regeneration method Methods 0.000 claims abstract description 7
- 238000000605 extraction Methods 0.000 claims description 25
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 24
- 239000002131 composite material Substances 0.000 claims description 19
- 239000002904 solvent Substances 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 11
- 241000282326 Felis catus Species 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 6
- FMYHFHVAPZDDPJ-UHFFFAOYSA-N ethanol;ethyl acetate;hydrate Chemical compound O.CCO.CCOC(C)=O FMYHFHVAPZDDPJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000005886 esterification reaction Methods 0.000 claims description 5
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims description 5
- 238000010992 reflux Methods 0.000 claims description 5
- 239000001632 sodium acetate Substances 0.000 claims description 5
- 235000017281 sodium acetate Nutrition 0.000 claims description 5
- 229960004249 sodium acetate Drugs 0.000 claims description 5
- 101100008050 Caenorhabditis elegans cut-6 gene Proteins 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 238000005194 fractionation Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract description 3
- 235000019441 ethanol Nutrition 0.000 description 25
- 238000005516 engineering process Methods 0.000 description 14
- 239000011521 glass Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 5
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- 102000007698 Alcohol dehydrogenase Human genes 0.000 description 2
- 108010021809 Alcohol dehydrogenase Proteins 0.000 description 2
- 101100008044 Caenorhabditis elegans cut-1 gene Proteins 0.000 description 2
- 238000010533 azeotropic distillation Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000032050 esterification Effects 0.000 description 2
- LJQKCYFTNDAAPC-UHFFFAOYSA-N ethanol;ethyl acetate Chemical compound CCO.CCOC(C)=O LJQKCYFTNDAAPC-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 description 1
- 241000723346 Cinnamomum camphora Species 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 229930182555 Penicillin Natural products 0.000 description 1
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- HDYRYUINDGQKMC-UHFFFAOYSA-M acetyloxyaluminum;dihydrate Chemical compound O.O.CC(=O)O[Al] HDYRYUINDGQKMC-UHFFFAOYSA-M 0.000 description 1
- 229940009827 aluminum acetate Drugs 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229960000846 camphor Drugs 0.000 description 1
- 229930008380 camphor Natural products 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- CCGKOQOJPYTBIH-UHFFFAOYSA-N ethenone Chemical compound C=C=O CCGKOQOJPYTBIH-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 235000011091 sodium acetates Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Images
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200510039257A CN100575332C (zh) | 2005-05-11 | 2005-05-11 | 加盐复合萃取精馏分离乙酸乙酯-乙醇-水混合液的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200510039257A CN100575332C (zh) | 2005-05-11 | 2005-05-11 | 加盐复合萃取精馏分离乙酸乙酯-乙醇-水混合液的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1706799A true CN1706799A (zh) | 2005-12-14 |
CN100575332C CN100575332C (zh) | 2009-12-30 |
Family
ID=35580935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200510039257A Expired - Fee Related CN100575332C (zh) | 2005-05-11 | 2005-05-11 | 加盐复合萃取精馏分离乙酸乙酯-乙醇-水混合液的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100575332C (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102399130A (zh) * | 2011-12-13 | 2012-04-04 | 西南化工研究设计院 | 一种醋酸加氢制乙醇精馏工艺简化的方法 |
CN102690171A (zh) * | 2012-05-23 | 2012-09-26 | 中国科学院山西煤炭化学研究所 | 一种合成气经甲醇制乙醇的工艺 |
CN102863333A (zh) * | 2011-07-04 | 2013-01-09 | 中国石油化工股份有限公司 | 一种从醋酸甲酯-甲醇-水混合液中提取高纯度醋酸甲酯的方法 |
CN102863334A (zh) * | 2011-07-04 | 2013-01-09 | 中国石油化工股份有限公司 | 一种加盐萃取精馏制备高纯度醋酸甲酯的方法 |
CN105218293A (zh) * | 2015-09-01 | 2016-01-06 | 烟台大学 | 一种分离甲苯和乙醇混合物的方法及装置 |
CN110028408A (zh) * | 2019-04-28 | 2019-07-19 | 青岛科技大学 | 一种部分热耦合萃取精馏分离乙酸乙酯-乙醇-水混合物的方法 |
-
2005
- 2005-05-11 CN CN200510039257A patent/CN100575332C/zh not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102863333A (zh) * | 2011-07-04 | 2013-01-09 | 中国石油化工股份有限公司 | 一种从醋酸甲酯-甲醇-水混合液中提取高纯度醋酸甲酯的方法 |
CN102863334A (zh) * | 2011-07-04 | 2013-01-09 | 中国石油化工股份有限公司 | 一种加盐萃取精馏制备高纯度醋酸甲酯的方法 |
CN102863334B (zh) * | 2011-07-04 | 2014-09-03 | 中国石油化工股份有限公司 | 一种加盐萃取精馏制备高纯度醋酸甲酯的方法 |
CN102863333B (zh) * | 2011-07-04 | 2014-12-10 | 中国石油化工股份有限公司 | 一种从醋酸甲酯-甲醇-水混合液中提取高纯度醋酸甲酯的方法 |
CN102399130A (zh) * | 2011-12-13 | 2012-04-04 | 西南化工研究设计院 | 一种醋酸加氢制乙醇精馏工艺简化的方法 |
CN102399130B (zh) * | 2011-12-13 | 2014-07-02 | 西南化工研究设计院 | 一种醋酸加氢制乙醇精馏工艺简化的方法 |
CN102690171A (zh) * | 2012-05-23 | 2012-09-26 | 中国科学院山西煤炭化学研究所 | 一种合成气经甲醇制乙醇的工艺 |
CN102690171B (zh) * | 2012-05-23 | 2014-07-09 | 中国科学院山西煤炭化学研究所 | 一种合成气经甲醇制乙醇的工艺 |
CN105218293A (zh) * | 2015-09-01 | 2016-01-06 | 烟台大学 | 一种分离甲苯和乙醇混合物的方法及装置 |
CN110028408A (zh) * | 2019-04-28 | 2019-07-19 | 青岛科技大学 | 一种部分热耦合萃取精馏分离乙酸乙酯-乙醇-水混合物的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100575332C (zh) | 2009-12-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101238091B (zh) | 对苯二甲酸二(2-乙基己酯)的制备 | |
CN100575332C (zh) | 加盐复合萃取精馏分离乙酸乙酯-乙醇-水混合液的方法 | |
CN101631762B (zh) | 酯的制备方法 | |
US20110144378A1 (en) | Catalytic reaction-rectification integrated process and specialized device thereof | |
CN100488931C (zh) | 加盐复合萃取精馏分离甲缩醛-甲醇-水的方法 | |
CN101544549B (zh) | 共沸精馏和含盐混合萃取剂萃取精馏结合分离丙醛-水-乙酸混合液的方法及其设备 | |
CN101693661A (zh) | 一种生产丙二醇甲醚乙酸酯的方法 | |
CN1526692A (zh) | 乙酸乙酯的复合萃取精馏分离方法 | |
CN103827072A (zh) | 用于回收乙酸的方法 | |
CN101914001B (zh) | 共沸和复合萃取精馏集成从丙酮-二氯甲烷-甲醇-水混合液中提取丙酮的方法及其设备 | |
CN101898963A (zh) | 两股溶剂侧线进料萃取精馏分离法分离醋酸甲酯-甲醇-水的方法 | |
CN211170525U (zh) | 一种乙酸正戊酯的制备系统 | |
CN108774132A (zh) | 一种丙二醇二乙酸酯的生产装置和方法 | |
CN110862301A (zh) | 一种仲丁醇的精制方法及装置 | |
CN108947774A (zh) | 一种分离异丙醇的方法及装置 | |
CN103025692A (zh) | 用于制备氯醇组合物的方法以及使用由所述方法制备的氯醇组合物制备表氯醇的方法 | |
CN105669445B (zh) | 醋酸乙酯的生产工艺 | |
CN1721024A (zh) | 加盐复合萃取精馏分离二乙氧基甲烷-乙醇-水混合液的方法 | |
CN204111623U (zh) | 一种用于异丙醇生产中副产物二异丙醚提纯的工艺装置 | |
CN103025691A (zh) | 用于制备氯醇组合物的方法以及使用由所述方法制备的氯醇组合物制备表氯醇的方法 | |
CN109704937A (zh) | 糠醛及副低沸物连续精馏精制的方法 | |
CN205035300U (zh) | 一种高纯度精醋酸甲酯的生产系统 | |
CN104693005A (zh) | 一种甲醇-甲酸丙酯共沸物萃取精馏分离的新工艺 | |
CN86104632A (zh) | 从松节油中高效提取α-蒎烯和β-蒎烯 | |
CN104098469B (zh) | 以负载型固体酸催化剂合成丙酸三环癸烯酯香料的装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20051214 Assignee: Nanjing Baijingyu Pharmaceutical Co., Ltd. Assignor: Nanjing Normal University Contract record no.: 2010320000413 Denomination of invention: Salting, compounding, extracting, rectifying and separating process for liquid mixture of ethyl acetate, alcohol and water. Granted publication date: 20091230 License type: Exclusive License Record date: 20100419 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20140511 |