CN104892371A - 一种乙二醇二甲醚的制备方法 - Google Patents
一种乙二醇二甲醚的制备方法 Download PDFInfo
- Publication number
- CN104892371A CN104892371A CN201510246776.6A CN201510246776A CN104892371A CN 104892371 A CN104892371 A CN 104892371A CN 201510246776 A CN201510246776 A CN 201510246776A CN 104892371 A CN104892371 A CN 104892371A
- Authority
- CN
- China
- Prior art keywords
- ethylene glycol
- glycol monomethyl
- monomethyl ether
- sodium
- ether
- 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
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title abstract description 16
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims abstract description 28
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 claims abstract description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000003756 stirring Methods 0.000 claims abstract description 15
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000011780 sodium chloride Substances 0.000 claims abstract description 9
- KYOYGCKMMSFSNW-UHFFFAOYSA-N [Na].COCCO Chemical compound [Na].COCCO KYOYGCKMMSFSNW-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000047 product Substances 0.000 claims abstract description 7
- 239000000243 solution Substances 0.000 claims abstract description 7
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 239000000706 filtrate Substances 0.000 claims abstract description 6
- 239000012266 salt solution Substances 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 239000012065 filter cake Substances 0.000 claims abstract description 3
- 238000001914 filtration Methods 0.000 claims abstract description 3
- 239000003513 alkali Substances 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 16
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 5
- UQXKXGWGFRWILX-UHFFFAOYSA-N ethylene glycol dinitrate Chemical compound O=N(=O)OCCON(=O)=O UQXKXGWGFRWILX-UHFFFAOYSA-N 0.000 claims description 3
- 239000012043 crude product Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 239000006227 byproduct Substances 0.000 abstract description 10
- 235000011121 sodium hydroxide Nutrition 0.000 abstract description 5
- 229940050176 methyl chloride Drugs 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- -1 ether organic compound Chemical class 0.000 abstract description 2
- 159000000000 sodium salts Chemical class 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 239000012295 chemical reaction liquid Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000002994 raw material Substances 0.000 description 5
- 238000007086 side reaction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000005273 aeration Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical group COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 150000003385 sodium Chemical class 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000003519 ventilatory effect Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 235000001018 Hibiscus sabdariffa Nutrition 0.000 description 1
- 235000005291 Rumex acetosa Nutrition 0.000 description 1
- 240000007001 Rumex acetosella Species 0.000 description 1
- 238000006959 Williamson synthesis reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 150000005826 halohydrocarbons Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012022 methylating agents Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 235000003513 sheep sorrel Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510246776.6A CN104892371B (zh) | 2015-05-14 | 2015-05-14 | 一种乙二醇二甲醚的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510246776.6A CN104892371B (zh) | 2015-05-14 | 2015-05-14 | 一种乙二醇二甲醚的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104892371A true CN104892371A (zh) | 2015-09-09 |
CN104892371B CN104892371B (zh) | 2018-03-30 |
Family
ID=54025400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510246776.6A Active CN104892371B (zh) | 2015-05-14 | 2015-05-14 | 一种乙二醇二甲醚的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104892371B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110183313A (zh) * | 2019-06-27 | 2019-08-30 | 河北迈太特化工有限公司 | 一种二甘醇二甲醚的制备方法 |
CN112246279A (zh) * | 2020-07-09 | 2021-01-22 | 上海芾楠企业服务中心 | 催化剂和乙二醇二甲醚的制备方法 |
CN112624910A (zh) * | 2021-01-13 | 2021-04-09 | 河南红东方化工股份有限公司 | 一种二乙二醇二甲醚的生产方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1142482A (zh) * | 1996-07-05 | 1997-02-12 | 朱国华 | 聚乙二醇二甲醚的生产方法 |
-
2015
- 2015-05-14 CN CN201510246776.6A patent/CN104892371B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1142482A (zh) * | 1996-07-05 | 1997-02-12 | 朱国华 | 聚乙二醇二甲醚的生产方法 |
Non-Patent Citations (1)
Title |
---|
芮培欣等: "Williamson反应合成二乙二醇二甲醚及其合成条件优化", 《江西化工》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110183313A (zh) * | 2019-06-27 | 2019-08-30 | 河北迈太特化工有限公司 | 一种二甘醇二甲醚的制备方法 |
CN112246279A (zh) * | 2020-07-09 | 2021-01-22 | 上海芾楠企业服务中心 | 催化剂和乙二醇二甲醚的制备方法 |
CN112246279B (zh) * | 2020-07-09 | 2021-10-01 | 上海芾楠企业服务中心 | 催化剂和乙二醇二甲醚的制备方法 |
CN112624910A (zh) * | 2021-01-13 | 2021-04-09 | 河南红东方化工股份有限公司 | 一种二乙二醇二甲醚的生产方法 |
Also Published As
Publication number | Publication date |
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CN104892371B (zh) | 2018-03-30 |
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Effective date of registration: 20201211 Address after: Room 602, unit 1, building 9, Hexi community, Hexi District, Tanzhong West Road, Liunan District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: Ye Xiulan Address before: 243000 No.5 workshop in demonstration park of undertaking industrial transfer in Maanshan City, Anhui Province Patentee before: ANHUI QIANHE NEW MATERIAL SCIENCE & TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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Effective date of registration: 20210104 Address after: 223900 Oriental Pearl 2 -15-1, Sihong, Suqian, Jiangsu Patentee after: SIHONG COUNTY ZHUANGLIAN BUILDING TECHNOLOGY Co.,Ltd. Address before: Room 602, unit 1, building 9, Hexi community, Hexi District, Tanzhong West Road, Liunan District, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee before: Ye Xiulan |
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Effective date of registration: 20210303 Address after: 211111 No. 12, Mazhou East Road, Mau Ling Street, Jiangning District, Nanjing, Jiangsu Patentee after: JIANGSU ZHIJU INTELLECTUAL PROPERTY SERVICE Co.,Ltd. Address before: 223900 Oriental Pearl 2 -15-1, Sihong, Suqian, Jiangsu Patentee before: SIHONG COUNTY ZHUANGLIAN BUILDING TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20210818 Address after: 201306 Shanghai Pudong New Area Nanhui new town 888 West Road two Patentee after: Xiwang (Shanghai) e-commerce Co.,Ltd. Address before: 211111 No. 12, Mazhou East Road, Mau Ling Street, Jiangning District, Nanjing, Jiangsu Patentee before: JIANGSU ZHIJU INTELLECTUAL PROPERTY SERVICE Co.,Ltd. |
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Address after: No. 888, Huanhu West 2nd Road, Lingang New District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120 Patentee after: Xiwang (Shanghai) energy technology R & D Co.,Ltd. Address before: 201306 Shanghai Pudong New Area Nanhui new town 888 West Road two Patentee before: Xiwang (Shanghai) e-commerce Co.,Ltd. |