CN1049212C - 一种改进的碳酸二烷基酯的合成方法 - Google Patents
一种改进的碳酸二烷基酯的合成方法 Download PDFInfo
- Publication number
- CN1049212C CN1049212C CN94112211A CN94112211A CN1049212C CN 1049212 C CN1049212 C CN 1049212C CN 94112211 A CN94112211 A CN 94112211A CN 94112211 A CN94112211 A CN 94112211A CN 1049212 C CN1049212 C CN 1049212C
- Authority
- CN
- China
- Prior art keywords
- carbonate
- tower
- propylene
- column
- ethylene
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C68/00—Preparation of esters of carbonic or haloformic acids
- C07C68/06—Preparation of esters of carbonic or haloformic acids from organic carbonates
- C07C68/065—Preparation of esters of carbonic or haloformic acids from organic carbonates from alkylene carbonates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN94112211A CN1049212C (zh) | 1994-06-24 | 1994-06-24 | 一种改进的碳酸二烷基酯的合成方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN94112211A CN1049212C (zh) | 1994-06-24 | 1994-06-24 | 一种改进的碳酸二烷基酯的合成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1102826A CN1102826A (zh) | 1995-05-24 |
CN1049212C true CN1049212C (zh) | 2000-02-09 |
Family
ID=5036004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN94112211A Expired - Fee Related CN1049212C (zh) | 1994-06-24 | 1994-06-24 | 一种改进的碳酸二烷基酯的合成方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1049212C (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005066110A1 (fr) * | 2003-10-16 | 2005-07-21 | East China University Of Science And Technology | Production combinee de carbonate de dialkyle et de diol |
US10131620B2 (en) | 2015-10-20 | 2018-11-20 | Chang Chun Plastics Co., Ltd. | Process for producing dimethyl carbonate |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100364956C (zh) * | 2004-08-09 | 2008-01-30 | 华东理工大学 | 反应精馏酯交换联产碳酸二甲酯和二元醇的方法 |
TWI383976B (zh) | 2006-02-22 | 2013-02-01 | Shell Int Research | 製備碳酸二烷酯及烷二醇的方法 |
TWI382979B (zh) | 2006-02-22 | 2013-01-21 | Shell Int Research | 碳酸伸烷酯之生產方法及由此生產的碳酸伸烷酯於烷二醇及碳酸二烷酯之製造中的用途 |
TW200740731A (en) | 2006-02-22 | 2007-11-01 | Shell Int Research | Process for the preparation of alkanediol |
TWI378087B (en) | 2006-02-22 | 2012-12-01 | Shell Int Research | Process for the preparation of an alkanediol and a dialkyl carbonate |
CN101381308B (zh) * | 2008-10-22 | 2011-07-20 | 天津大学 | 制备碳酸二乙酯和碳酸甲乙酯混合酯的方法 |
CN103641721B (zh) * | 2013-12-18 | 2015-06-03 | 福州大学 | 一种碳酸二甲酯生产和分离的节能工艺 |
CN107417534B (zh) | 2017-06-20 | 2021-01-29 | 中国科学院过程工程研究所 | 一种联产碳酸二甲酯和乙二醇的***和工艺 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4691041A (en) * | 1986-01-03 | 1987-09-01 | Texaco Inc. | Process for production of ethylene glycol and dimethyl carbonate |
US5231212A (en) * | 1991-09-03 | 1993-07-27 | Bayer Aktiengesellschaft | Process for the continuous preparation of dialkyl carbonates |
-
1994
- 1994-06-24 CN CN94112211A patent/CN1049212C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4691041A (en) * | 1986-01-03 | 1987-09-01 | Texaco Inc. | Process for production of ethylene glycol and dimethyl carbonate |
US5231212A (en) * | 1991-09-03 | 1993-07-27 | Bayer Aktiengesellschaft | Process for the continuous preparation of dialkyl carbonates |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005066110A1 (fr) * | 2003-10-16 | 2005-07-21 | East China University Of Science And Technology | Production combinee de carbonate de dialkyle et de diol |
US10131620B2 (en) | 2015-10-20 | 2018-11-20 | Chang Chun Plastics Co., Ltd. | Process for producing dimethyl carbonate |
Also Published As
Publication number | Publication date |
---|---|
CN1102826A (zh) | 1995-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Dongying Haike chemical industry limited liability company Assignor: East China University of Science and Technology Contract fulfillment period: Contract performance period August 25, 2012, 10 years Contract record no.: Contract filing No. 033100010001 Denomination of invention: An improved method for the synthesis of two alkyl carbonate Granted publication date: 20000209 License type: License type exclusive Record date: 20021230 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2012.8.25, 10 YEARS Name of requester: HAIKE CHEMICALS INDUSTRY CO., LTD., DONGYING CITY Effective date: 20021230 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20000209 Termination date: 20130624 |