CN102491870B - 连续逆流转盘萃取分离1,1,2-三氯乙烷—二甲基甲酰胺混合物的方法 - Google Patents
连续逆流转盘萃取分离1,1,2-三氯乙烷—二甲基甲酰胺混合物的方法 Download PDFInfo
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- CN102491870B CN102491870B CN201110365503.5A CN201110365503A CN102491870B CN 102491870 B CN102491870 B CN 102491870B CN 201110365503 A CN201110365503 A CN 201110365503A CN 102491870 B CN102491870 B CN 102491870B
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- trichloroethane
- tower
- dimethylformamide
- extraction
- rotary
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- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 title claims abstract description 56
- UBOXGVDOUJQMTN-UHFFFAOYSA-N 1,1,2-trichloroethane Chemical compound ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000000203 mixture Substances 0.000 title claims abstract description 21
- 238000000605 extraction Methods 0.000 claims abstract description 32
- 238000000926 separation method Methods 0.000 claims abstract description 18
- KIHKBIBSPJFDPV-UHFFFAOYSA-N N,N-dimethylformamide 1,1,2-trichloroethane Chemical compound CN(C=O)C.ClC(CCl)Cl KIHKBIBSPJFDPV-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 230000003068 static effect Effects 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 4
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 abstract 2
- 239000000047 product Substances 0.000 description 8
- 235000019408 sucralose Nutrition 0.000 description 6
- 239000004376 Sucralose Substances 0.000 description 5
- BAQAVOSOZGMPRM-QBMZZYIRSA-N sucralose Chemical compound O[C@@H]1[C@@H](O)[C@@H](Cl)[C@@H](CO)O[C@@H]1O[C@@]1(CCl)[C@@H](O)[C@H](O)[C@@H](CCl)O1 BAQAVOSOZGMPRM-QBMZZYIRSA-N 0.000 description 5
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 4
- 229930006000 Sucrose Natural products 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000005720 sucrose Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 238000000622 liquid--liquid extraction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 235000003599 food sweetener Nutrition 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 238000013386 optimize process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
工艺参数 | 转盘塔 |
搅拌轴转速 | 150转/分钟 |
操作温度 | 常温 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110365503.5A CN102491870B (zh) | 2011-11-17 | 2011-11-17 | 连续逆流转盘萃取分离1,1,2-三氯乙烷—二甲基甲酰胺混合物的方法 |
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CN201110365503.5A CN102491870B (zh) | 2011-11-17 | 2011-11-17 | 连续逆流转盘萃取分离1,1,2-三氯乙烷—二甲基甲酰胺混合物的方法 |
Publications (2)
Publication Number | Publication Date |
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CN102491870A CN102491870A (zh) | 2012-06-13 |
CN102491870B true CN102491870B (zh) | 2014-03-26 |
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CN201110365503.5A Active CN102491870B (zh) | 2011-11-17 | 2011-11-17 | 连续逆流转盘萃取分离1,1,2-三氯乙烷—二甲基甲酰胺混合物的方法 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10370398B2 (en) | 2016-06-23 | 2019-08-06 | Tate & Lyle Technology Limited | Liquid-liquid extraction of DMF |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108299225A (zh) * | 2018-01-13 | 2018-07-20 | 安徽金禾实业股份有限公司 | 一种回收三氯乙烷及dmf的方法及装置 |
CN110368785B (zh) * | 2019-01-30 | 2021-07-30 | 山东康宝生化科技有限公司 | 一种解决三氯蔗糖尾气分离过程中产生炭黑以及空气过量的方法 |
CN111807981A (zh) * | 2020-05-22 | 2020-10-23 | 安徽金禾实业股份有限公司 | 一种从三氯乙烷中回收dmf的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101560228A (zh) * | 2009-05-07 | 2009-10-21 | 周瑞明 | 合成三氯乙酰蔗糖的方法 |
CN101979396A (zh) * | 2010-10-13 | 2011-02-23 | 南京甘倍加生物科技有限责任公司 | 蔗糖-6-酯及三氯蔗糖的合成方法 |
-
2011
- 2011-11-17 CN CN201110365503.5A patent/CN102491870B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101560228A (zh) * | 2009-05-07 | 2009-10-21 | 周瑞明 | 合成三氯乙酰蔗糖的方法 |
CN101979396A (zh) * | 2010-10-13 | 2011-02-23 | 南京甘倍加生物科技有限责任公司 | 蔗糖-6-酯及三氯蔗糖的合成方法 |
Non-Patent Citations (4)
Title |
---|
单酯法合成三氯蔗糖的研究;晏日安等;《食品工业科技》;20071231(第6期);第180-181页 * |
晏日安等.单酯法合成三氯蔗糖的研究.《食品工业科技》.2007,(第6期),第180-181页. |
梁诚.高效甜味剂三氯蔗糖应用与合成.《杭州化工》.2002,第32卷(第2期),第17-19页. |
高效甜味剂三氯蔗糖应用与合成;梁诚;《杭州化工》;20021231;第32卷(第2期);第17-19页 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10370398B2 (en) | 2016-06-23 | 2019-08-06 | Tate & Lyle Technology Limited | Liquid-liquid extraction of DMF |
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Owner name: LIANYUNGANG MUPRO FOOD INGREDIENT CO., LTD. Free format text: FORMER OWNER: NANJING NORMAL UNIVERSITY Effective date: 20150605 |
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Address after: Economic Development Zone, Jiangsu city of Lianyungang province guannaxian 222506 (West) Patentee after: Jiangsu run food Polytron Technologies Inc Address before: Economic Development Zone, Jiangsu city of Lianyungang province guannaxian 222506 (West) Patentee before: Lianyungang universal food ingredient Co., Ltd. |