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
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 |
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 |
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 |
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 (ru) |
AU (1) | AU2015203732B2 (ru) |
BR (1) | BR102015016125B8 (ru) |
CA (1) | CA2896290C (ru) |
RU (1) | RU2692099C2 (ru) |
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 |
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2014
- 2014-07-03 CN CN201410314462.0A patent/CN105330542A/zh active Pending
-
2015
- 2015-07-03 RU RU2015126664A patent/RU2692099C2/ru active
- 2015-07-03 BR BR102015016125A patent/BR102015016125B8/pt active IP Right Grant
- 2015-07-03 AU AU2015203732A patent/AU2015203732B2/en active Active
- 2015-07-03 CA CA2896290A patent/CA2896290C/en active Active
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 (ru) | 2019-01-31 |
AU2015203732B2 (en) | 2019-04-04 |
BR102015016125B8 (pt) | 2021-05-18 |
CA2896290C (en) | 2022-08-16 |
AU2015203732A1 (en) | 2016-01-21 |
RU2692099C2 (ru) | 2019-06-21 |
BR102015016125B1 (pt) | 2020-12-08 |
CA2896290A1 (en) | 2016-01-03 |
RU2015126664A (ru) | 2017-01-12 |
BR102015016125A2 (pt) | 2018-06-12 |
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Legal Events
Date | Code | Title | Description |
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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 |
Application publication date: 20160217 |
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RJ01 | Rejection of invention patent application after publication |