CN105330542A - 草酸二甲酯的生产方法 - Google Patents
草酸二甲酯的生产方法 Download PDFInfo
- Publication number
- CN105330542A CN105330542A CN201410314462.0A CN201410314462A CN105330542A CN 105330542 A CN105330542 A CN 105330542A CN 201410314462 A CN201410314462 A CN 201410314462A CN 105330542 A CN105330542 A CN 105330542A
- Authority
- CN
- China
- Prior art keywords
- dimethyl oxalate
- tower
- production method
- recovery tower
- reactor
- 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.)
- Pending
Links
- LOMVENUNSWAXEN-UHFFFAOYSA-N Methyl oxalate Chemical compound COC(=O)C(=O)OC LOMVENUNSWAXEN-UHFFFAOYSA-N 0.000 title claims abstract description 124
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 110
- 238000011084 recovery Methods 0.000 claims abstract description 45
- BLLFVUPNHCTMSV-UHFFFAOYSA-N methyl nitrite Chemical compound CON=O BLLFVUPNHCTMSV-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 7
- 238000010521 absorption reaction Methods 0.000 claims description 20
- 238000004821 distillation Methods 0.000 claims description 13
- 238000012856 packing Methods 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 29
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 238000001816 cooling Methods 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 25
- 239000000047 product Substances 0.000 description 21
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 12
- CXHHBNMLPJOKQD-UHFFFAOYSA-M methyl carbonate Chemical compound COC([O-])=O CXHHBNMLPJOKQD-UHFFFAOYSA-M 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 8
- 239000007795 chemical reaction product Substances 0.000 description 8
- 238000009833 condensation Methods 0.000 description 7
- 230000005494 condensation Effects 0.000 description 7
- 238000002425 crystallisation Methods 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 235000006408 oxalic acid Nutrition 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000000895 extractive distillation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- -1 nitrous acid ester Chemical class 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/36—Preparation of carboxylic acid esters by reaction with carbon monoxide or formates
-
- 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
-
- 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
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314462.0A CN105330542A (zh) | 2014-07-03 | 2014-07-03 | 草酸二甲酯的生产方法 |
| BR102015016125A BR102015016125B8 (pt) | 2014-07-03 | 2015-07-03 | método para produzir oxalato de dimetila e método para produzir oxalato de dimetila e carbonato de dimetila como um subproduto |
| CA2896290A CA2896290C (en) | 2014-07-03 | 2015-07-03 | Method for producing dimethyl oxalate |
| RU2015126664A RU2692099C2 (ru) | 2014-07-03 | 2015-07-03 | Способ получения диметилоксалата |
| AU2015203732A AU2015203732B2 (en) | 2014-07-03 | 2015-07-03 | Method for producing dimethyl oxalate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314462.0A CN105330542A (zh) | 2014-07-03 | 2014-07-03 | 草酸二甲酯的生产方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105330542A true CN105330542A (zh) | 2016-02-17 |
Family
ID=55027883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410314462.0A Pending CN105330542A (zh) | 2014-07-03 | 2014-07-03 | 草酸二甲酯的生产方法 |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN105330542A (pt) |
| AU (1) | AU2015203732B2 (pt) |
| BR (1) | BR102015016125B8 (pt) |
| CA (1) | CA2896290C (pt) |
| RU (1) | RU2692099C2 (pt) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106693431A (zh) * | 2017-03-17 | 2017-05-24 | 河南中托力合化学有限公司 | 新型庚烷精密分馏装置 |
| CN109096049A (zh) * | 2018-07-03 | 2018-12-28 | 沈阳化工大学 | 一种酯化反应消除二甲酯中草酸并得到聚酯级乙二醇的方法 |
| CN112174821A (zh) * | 2020-09-04 | 2021-01-05 | 中盐安徽红四方股份有限公司 | 草酸二甲酯的精馏方法 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107954830A (zh) * | 2016-10-17 | 2018-04-24 | 上海浦景化工技术股份有限公司 | 一种降低草酸二甲酯加氢制乙二醇中产物分离能耗的方法 |
| CN107362563A (zh) * | 2017-08-22 | 2017-11-21 | 南通泰利达化工有限公司 | 一种硝化棉的乙醇蒸馏工艺及装置 |
| CN111454151B (zh) * | 2020-04-26 | 2023-04-14 | 宁波中科远东催化工程技术有限公司 | 一种草酸二甲酯汽化的方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102911046A (zh) * | 2011-08-02 | 2013-02-06 | 中国石油化工股份有限公司 | Co偶联合成草酸二甲酯的过程中草酸二甲酯的提纯方法 |
| CN202968431U (zh) * | 2012-11-01 | 2013-06-05 | 安徽淮化股份有限公司 | 一种乙二醇工业生产分离中间产物草酸二甲酯和甲醇的复合塔器 |
| CN103483150A (zh) * | 2013-08-31 | 2014-01-01 | 安徽淮化股份有限公司 | 一种以煤为原料生产合成乙二醇的方法和装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1078033B (it) * | 1977-04-07 | 1985-05-08 | Snam Progetti | Processo per la preparazione di esteri dell'acido ossalico |
| US5534648A (en) * | 1993-11-30 | 1996-07-09 | Ube Industries, Ltd. | Process for continuously producing dimethyl carbonate |
-
2014
- 2014-07-03 CN CN201410314462.0A patent/CN105330542A/zh active Pending
-
2015
- 2015-07-03 CA CA2896290A patent/CA2896290C/en active Active
- 2015-07-03 AU AU2015203732A patent/AU2015203732B2/en active Active
- 2015-07-03 RU RU2015126664A patent/RU2692099C2/ru active
- 2015-07-03 BR BR102015016125A patent/BR102015016125B8/pt active IP Right Grant
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102911046A (zh) * | 2011-08-02 | 2013-02-06 | 中国石油化工股份有限公司 | Co偶联合成草酸二甲酯的过程中草酸二甲酯的提纯方法 |
| CN202968431U (zh) * | 2012-11-01 | 2013-06-05 | 安徽淮化股份有限公司 | 一种乙二醇工业生产分离中间产物草酸二甲酯和甲醇的复合塔器 |
| CN103483150A (zh) * | 2013-08-31 | 2014-01-01 | 安徽淮化股份有限公司 | 一种以煤为原料生产合成乙二醇的方法和装置 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106693431A (zh) * | 2017-03-17 | 2017-05-24 | 河南中托力合化学有限公司 | 新型庚烷精密分馏装置 |
| CN109096049A (zh) * | 2018-07-03 | 2018-12-28 | 沈阳化工大学 | 一种酯化反应消除二甲酯中草酸并得到聚酯级乙二醇的方法 |
| CN112174821A (zh) * | 2020-09-04 | 2021-01-05 | 中盐安徽红四方股份有限公司 | 草酸二甲酯的精馏方法 |
| CN112174821B (zh) * | 2020-09-04 | 2023-08-18 | 中盐安徽红四方股份有限公司 | 草酸二甲酯的精馏方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2015126664A3 (pt) | 2019-01-31 |
| RU2692099C2 (ru) | 2019-06-21 |
| BR102015016125B1 (pt) | 2020-12-08 |
| CA2896290A1 (en) | 2016-01-03 |
| CA2896290C (en) | 2022-08-16 |
| BR102015016125B8 (pt) | 2021-05-18 |
| RU2015126664A (ru) | 2017-01-12 |
| BR102015016125A2 (pt) | 2018-06-12 |
| AU2015203732A1 (en) | 2016-01-21 |
| AU2015203732B2 (en) | 2019-04-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103848730B (zh) | 一种聚甲氧基二甲醚的生产装置系统及生产工艺 | |
| CN105330542A (zh) | 草酸二甲酯的生产方法 | |
| CN100537515C (zh) | 一种制备c1～c4烷基亚硝酸酯的方法 | |
| CN106588667B (zh) | 一种合成气制乙二醇工艺中亚硝酸甲酯的再生工艺和再生装置系统 | |
| CN100364956C (zh) | 反应精馏酯交换联产碳酸二甲酯和二元醇的方法 | |
| CN101462961A (zh) | 一种生产乙二醇并联产碳酸二甲酯的工艺流程 | |
| RU2638922C2 (ru) | Объединенный способ получения уксусной кислоты | |
| CN102583374B (zh) | 一种制备草酸酯或碳酸酯用工业co气体的净化工艺 | |
| CN110496576A (zh) | 一种聚甲氧基二甲醚合成与分离系统 | |
| CN205188178U (zh) | 一种合成气制乙二醇工艺中亚硝酸甲酯的再生装置系统 | |
| CN106518675B (zh) | 生产草酸二甲酯并副产碳酸二甲酯的方法 | |
| CN105111079A (zh) | 一种分离乙酸仲丁酯和仲丁醇的方法及装置 | |
| CN105272859B (zh) | 亚硝酸烷基酯的生产方法 | |
| CN102911046A (zh) | Co偶联合成草酸二甲酯的过程中草酸二甲酯的提纯方法 | |
| CN110862301A (zh) | 一种仲丁醇的精制方法及装置 | |
| CN111377802A (zh) | 一种仲丁醇的制备方法及系统 | |
| CN113979861B (zh) | 一种催化精馏制备丙二醇甲醚醋酸酯的方法 | |
| CN105218309A (zh) | 生产乙二醇的方法 | |
| RU2686734C2 (ru) | Объединенный способ получения метилацетата и метанола из синтез-газа и диметилового эфира | |
| CN203960094U (zh) | 草酸二甲酯的生产装置 | |
| CN104193606A (zh) | 一种合成气制丙酮的工艺 | |
| CN220861410U (zh) | 一种无副产盐酸产生的氯甲烷合成系统 | |
| CN203960093U (zh) | 生产草酸二甲酯的装置 | |
| CN107973728B (zh) | 一种同时制备氨基甲酸甲酯、碳酸二甲酯的系统与工艺 | |
| CN102911059A (zh) | 一种co偶联合成草酸二甲酯的过程中回收亚硝酸甲酯的方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160217 |