CN110204443B - 带有液-液分离装置的氯乙酸甲酯间歇精馏工艺 - Google Patents
带有液-液分离装置的氯乙酸甲酯间歇精馏工艺 Download PDFInfo
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- CN110204443B CN110204443B CN201910633456.4A CN201910633456A CN110204443B CN 110204443 B CN110204443 B CN 110204443B CN 201910633456 A CN201910633456 A CN 201910633456A CN 110204443 B CN110204443 B CN 110204443B
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- methyl chloroacetate
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
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CN110204443A CN110204443A (zh) | 2019-09-06 |
CN110204443B true CN110204443B (zh) | 2022-02-01 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL159452B1 (pl) * | 1989-05-17 | 1992-12-31 | Sposób wytwarzania czystego chlorooctanu metylu PL | |
RO113554B1 (ro) * | 1994-07-04 | 1998-08-28 | Sc Chimcomplex Sa Borzesti | PROCEDEU PENTRU OBȚINEREA ESTERILOR METILIC Șl ETILIC, Al ACIDULÎJI MONOCLORACETIC |
CN104592021A (zh) * | 2015-01-19 | 2015-05-06 | 中国科学院过程工程研究所 | 一种制取氯乙酸甲酯的反应精馏方法 |
CN106316851A (zh) * | 2016-08-04 | 2017-01-11 | 山东省化工研究院 | 一种氯乙酸甲酯精制的新方法 |
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2019
- 2019-07-15 CN CN201910633456.4A patent/CN110204443B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL159452B1 (pl) * | 1989-05-17 | 1992-12-31 | Sposób wytwarzania czystego chlorooctanu metylu PL | |
RO113554B1 (ro) * | 1994-07-04 | 1998-08-28 | Sc Chimcomplex Sa Borzesti | PROCEDEU PENTRU OBȚINEREA ESTERILOR METILIC Șl ETILIC, Al ACIDULÎJI MONOCLORACETIC |
CN104592021A (zh) * | 2015-01-19 | 2015-05-06 | 中国科学院过程工程研究所 | 一种制取氯乙酸甲酯的反应精馏方法 |
CN106316851A (zh) * | 2016-08-04 | 2017-01-11 | 山东省化工研究院 | 一种氯乙酸甲酯精制的新方法 |
Non-Patent Citations (3)
Title |
---|
《氯乙酸甲酯生产工艺的改进》;严守廉;《湖北化工》;19950625(第2期);第33-35页 * |
《氯乙酸甲酯生产工艺的改进》;李晓琼等;《河南化工》;20040815(第8期);第39、42页 * |
《高效波纹填料塔在分离一氯乙酸甲酯和二氯乙酸甲酯上的应用》;董哲等;《辽宁化工》;20010630;第30卷(第5期);第223-225页 * |
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Inventor after: Cheng Weiqin Inventor after: Chang Shuhao Inventor after: Lu Peng Inventor after: Wang Yanhua Inventor after: Zhang Zhiyan Inventor after: Wu Zexin Inventor after: Han Juan Inventor after: Fu Zhenghui Inventor after: Huang Bei Inventor after: Guo Ge Inventor after: Du Yujie Inventor after: Huo Erfu Inventor after: Wang Dalu Inventor after: Zhu Kelong Inventor after: Dong Guangxia Inventor after: Wang Yinan Inventor after: Hao Yiying Inventor after: Wang Hongli Inventor after: Wang Bainan Inventor after: Guo Jun Inventor after: Wang Xianyang Inventor after: Feng Ming Inventor after: Yang Shuai Inventor after: Li Xiaoqiong Inventor after: Liu Peijing Inventor before: Cheng Weiqin Inventor before: Chang Shuhao Inventor before: Lu Peng Inventor before: Wang Yanhua Inventor before: Zhang Zhiyan Inventor before: Wu Zexin Inventor before: Han Juan Inventor before: Fu Zhenghui Inventor before: Huang Bei Inventor before: Guo Ge Inventor before: Du Yujie Inventor before: Huo Erfu Inventor before: Wang Dalu Inventor before: Zhu Kelong Inventor before: Dong Guangxia Inventor before: Wang Yinan Inventor before: Hao Yiying Inventor before: Wang Hongli Inventor before: Wang Bainan Inventor before: Guo Jun Inventor before: Wang Xianyang Inventor before: Feng Ming Inventor before: Yang Shuai Inventor before: Li Xiaoqiong Inventor before: Liu Peijing |
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