CN105837403B - 一种完全热集成变压间歇精馏分离二氯甲烷-甲醇的方法 - Google Patents
一种完全热集成变压间歇精馏分离二氯甲烷-甲醇的方法 Download PDFInfo
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- CN105837403B CN105837403B CN201610286573.4A CN201610286573A CN105837403B CN 105837403 B CN105837403 B CN 105837403B CN 201610286573 A CN201610286573 A CN 201610286573A CN 105837403 B CN105837403 B CN 105837403B
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
- C07C29/82—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
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- 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
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CN201610286573.4A CN105837403B (zh) | 2016-05-04 | 2016-05-04 | 一种完全热集成变压间歇精馏分离二氯甲烷-甲醇的方法 |
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CN201610286573.4A CN105837403B (zh) | 2016-05-04 | 2016-05-04 | 一种完全热集成变压间歇精馏分离二氯甲烷-甲醇的方法 |
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CN105837403A CN105837403A (zh) | 2016-08-10 |
CN105837403B true CN105837403B (zh) | 2018-05-15 |
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CN110256200A (zh) * | 2019-07-08 | 2019-09-20 | 新中天环保股份有限公司 | 一种从制药类甲醇混合废溶剂中分离回收溶剂的方法 |
CN111205162A (zh) * | 2020-02-20 | 2020-05-29 | 山东中盛药化设备有限公司 | 一种单塔精馏分离二氯甲烷-甲醇-水的工艺 |
CN111686670B (zh) * | 2020-06-28 | 2021-10-15 | 安徽威驰化工有限责任公司 | 一种2-乙氧基丙烯的冷处理装置及方法 |
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CN102068831B (zh) * | 2010-12-15 | 2012-11-21 | 天津大学 | 乙腈-甲醇共沸混合物的间歇萃取精馏装置和分离方法 |
CN103214345B (zh) * | 2013-04-22 | 2014-09-17 | 河北工业大学 | 一种分离甲醇、乙腈和苯三元混合物的工艺方法 |
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Inventor after: Li Xin Inventor after: Chen Chao Inventor after: Zhu Zhaoyou Inventor after: Wang Yongkun Inventor after: Liu Lin Inventor after: Hu Jiajing Inventor after: Wang Yinglong Inventor before: Li Xin Inventor before: Zhu Zhaoyou Inventor before: Wang Yongkun Inventor before: Liu Lin Inventor before: Hu Jiajing Inventor before: Wang Yinglong |