DD232483A5 - Verfahren zur reinigung von ethylenglykol - Google Patents
Verfahren zur reinigung von ethylenglykol Download PDFInfo
- Publication number
- DD232483A5 DD232483A5 DD85276072A DD27607285A DD232483A5 DD 232483 A5 DD232483 A5 DD 232483A5 DD 85276072 A DD85276072 A DD 85276072A DD 27607285 A DD27607285 A DD 27607285A DD 232483 A5 DD232483 A5 DD 232483A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- ethylene glycol
- hydrolysis
- boiling fraction
- ethylene
- liquid
- Prior art date
Links
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title claims abstract description 155
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004140 cleaning Methods 0.000 title 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 32
- 230000007062 hydrolysis Effects 0.000 claims abstract description 30
- 239000003054 catalyst Substances 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000009835 boiling Methods 0.000 claims abstract description 23
- 150000002334 glycols Chemical class 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000003134 recirculating effect Effects 0.000 claims abstract 3
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 6
- 238000010992 reflux Methods 0.000 claims description 6
- CQDGTJPVBWZJAZ-UHFFFAOYSA-N monoethyl carbonate Chemical compound CCOC(O)=O CQDGTJPVBWZJAZ-UHFFFAOYSA-N 0.000 claims 1
- 239000005977 Ethylene Substances 0.000 abstract description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 9
- 239000001569 carbon dioxide Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- -1 antimony halides Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical compound [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-O sulfonium Chemical compound [SH3+] RWSOTUBLDIXVET-UHFFFAOYSA-O 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- JYYOBHFYCIDXHH-UHFFFAOYSA-N carbonic acid;hydrate Chemical compound O.OC(O)=O JYYOBHFYCIDXHH-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- JNMIXMFEVJHFNY-UHFFFAOYSA-M methyl(triphenyl)phosphanium;iodide Chemical compound [I-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(C)C1=CC=CC=C1 JNMIXMFEVJHFNY-UHFFFAOYSA-M 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/18—Polyhydroxylic acyclic alcohols
- C07C31/20—Dihydroxylic alcohols
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
-
- 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
- Y02P20/10—Process efficiency
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/06—Reactor-distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/608,639 US4519875A (en) | 1984-05-09 | 1984-05-09 | Purification of ethylene glycol derived from ethylene carbonate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD232483A5 true DD232483A5 (de) | 1986-01-29 |
Family
ID=24437362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD85276072A DD232483A5 (de) | 1984-05-09 | 1985-05-07 | Verfahren zur reinigung von ethylenglykol |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4519875A (fr) |
| EP (1) | EP0161111B1 (fr) |
| JP (1) | JPS60239429A (fr) |
| KR (1) | KR920003774B1 (fr) |
| AU (1) | AU570108B2 (fr) |
| BG (1) | BG51039A3 (fr) |
| BR (1) | BR8502190A (fr) |
| CA (1) | CA1241347A (fr) |
| DD (1) | DD232483A5 (fr) |
| DE (1) | DE3574369D1 (fr) |
| ES (1) | ES8607895A1 (fr) |
| IN (1) | IN163264B (fr) |
| RO (1) | RO91716A (fr) |
| SU (1) | SU1604153A3 (fr) |
| YU (1) | YU45715B (fr) |
| ZA (1) | ZA853523B (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0310189A3 (en) * | 1987-09-29 | 1990-01-10 | Union Carbide Corporation | Process for refining ethylene glycol |
Families Citing this family (18)
| 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 |
| US5080871A (en) * | 1989-03-10 | 1992-01-14 | Chemical Research & Licensing Company | Apparatus for alkylation of organic aromatic compounds |
| US5019669A (en) * | 1989-03-10 | 1991-05-28 | Chemical Research & Licensing Company | Alkylation of organic aromatic compounds |
| US5118872A (en) * | 1989-03-10 | 1992-06-02 | Chemical Research & Licensing Company | Process for conducting heterogeneous chemical reactions |
| US5672780A (en) * | 1995-08-11 | 1997-09-30 | Eastman Kodak Company | Purification of ethylene glycol recovered from polyester resins |
| US6156160A (en) * | 1998-10-07 | 2000-12-05 | Huntsman Petrochemical Corporation | Alkylene carbonate process |
| AU1819599A (en) | 1998-10-07 | 2000-04-26 | Huntsman Petrochemical Corporation | Process for the preparation of alkylene carbonate |
| US6258962B1 (en) | 1999-06-14 | 2001-07-10 | Mobil Oil Corp. | Process for producing alkylene carbonates |
| US6407279B1 (en) | 1999-11-19 | 2002-06-18 | Exxonmobil Chemical Patents Inc. | Integrated process for preparing dialkyl carbonates and diols |
| CN101400667B (zh) * | 2006-03-20 | 2013-12-04 | 三菱化学株式会社 | 碳酸亚乙酯的纯化方法、纯化的碳酸亚乙酯的制造方法和碳酸亚乙酯 |
| JP5282366B2 (ja) * | 2006-03-20 | 2013-09-04 | 三菱化学株式会社 | エチレンカーボネートの精製方法、精製エチレンカーボネートの製造方法及びエチレンカーボネート |
| AR061437A1 (es) * | 2006-06-13 | 2008-08-27 | Shell Int Research | Separacion y purificacion de glicoles |
| CN103193594B (zh) * | 2012-01-10 | 2015-01-07 | 中国石油化工股份有限公司 | 用于分离乙二醇和1,2-丁二醇的方法 |
| US10836738B2 (en) | 2018-04-30 | 2020-11-17 | Scientific Design Company, Inc. | Epoxidation process with concentrated ethylene oxide solutions |
| EP3788029B1 (fr) | 2018-04-30 | 2025-08-20 | Scientific Design LLC | Procédé d'amélioration de la fabrication d'éthylène glycol |
| US10807929B2 (en) | 2018-04-30 | 2020-10-20 | Scientific Design Company, Inc. | Process for preparing ethylene glycol |
| US10807928B2 (en) | 2018-04-30 | 2020-10-20 | Scientific Design Company, Inc. | Recirculating process for preparing ethylene glycol |
| CN116033967A (zh) | 2020-08-10 | 2023-04-28 | 奥里格聚合物股份有限公司 | 用于来自废聚酯的化学再循环的回收乙二醇的纯化的方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3629343A (en) * | 1968-10-11 | 1971-12-21 | Vnii Neftekhim Protsessov | Process for the production of alkylene glycols |
| US3809724A (en) * | 1971-09-08 | 1974-05-07 | Halcon International Inc | Preparation and recovery of alkylene glycols |
| US4057471A (en) * | 1975-09-12 | 1977-11-08 | Halcon International, Inc. | Recovery of alkylene glycols |
| US4021311A (en) * | 1975-09-12 | 1977-05-03 | Halcon International, Inc. | Recovery of alkylene glycols by azeotropic distillation with 1,2,3-trimethyl benzene |
| US4117250A (en) * | 1977-12-22 | 1978-09-26 | Union Carbide Corporation | Continuous process for producing alkylene glycols from alkylene carbonates |
| US4314945A (en) * | 1977-12-22 | 1982-02-09 | Union Carbide Corporation | Alkylene carbonate process |
| US4160116A (en) * | 1978-08-28 | 1979-07-03 | Showa Denko K.K. | Process for the production of alkylene glycols |
| GB2048698B (en) * | 1979-05-11 | 1983-03-30 | Eardley D | Rapid response distillation method and apparatus for use therein |
| CA1121389A (fr) * | 1979-05-24 | 1982-04-06 | Hiroshi Odanaka | Procede de fabrication d'alcoylene-glycols |
| JPS5690029A (en) * | 1979-12-24 | 1981-07-21 | Nippon Shokubai Kagaku Kogyo Co Ltd | Preparation of high-purity alkylene glycol |
| JPS5692228A (en) * | 1979-12-27 | 1981-07-25 | Nippon Shokubai Kagaku Kogyo Co Ltd | Preparation of high-purity alkylene glycol |
| JPS56118024A (en) * | 1980-02-22 | 1981-09-16 | Nippon Shokubai Kagaku Kogyo Co Ltd | Preparation of high-purity alkylene glycol |
| JPS56139432A (en) * | 1980-04-03 | 1981-10-30 | Showa Denko Kk | Preparation of alkylene glycol by hydrolysis of alkylene carbonate |
| JPS6058897B2 (ja) * | 1980-06-30 | 1985-12-23 | 株式会社日本触媒 | アルキレングリコ−ルの製造方法 |
| JPS6055042B2 (ja) * | 1981-12-25 | 1985-12-03 | 株式会社日本触媒 | アルキレングリコールの製造方法 |
| US4400559A (en) * | 1982-06-14 | 1983-08-23 | The Halcon Sd Group, Inc. | Process for preparing ethylene glycol |
| JPS5913741A (ja) * | 1982-07-14 | 1984-01-24 | Mitsubishi Petrochem Co Ltd | 高純度エチレングリコ−ルの製造法 |
-
1984
- 1984-05-09 US US06/608,639 patent/US4519875A/en not_active Expired - Fee Related
-
1985
- 1985-04-23 IN IN348/DEL/85A patent/IN163264B/en unknown
- 1985-04-26 AU AU41722/85A patent/AU570108B2/en not_active Ceased
- 1985-05-06 KR KR1019850003064A patent/KR920003774B1/ko not_active Expired
- 1985-05-07 EP EP85303219A patent/EP0161111B1/fr not_active Expired
- 1985-05-07 DE DE8585303219T patent/DE3574369D1/de not_active Expired
- 1985-05-07 DD DD85276072A patent/DD232483A5/de not_active IP Right Cessation
- 1985-05-08 RO RO85118650A patent/RO91716A/fr unknown
- 1985-05-08 BG BG070145A patent/BG51039A3/bg unknown
- 1985-05-08 BR BR8502190A patent/BR8502190A/pt unknown
- 1985-05-08 YU YU76385A patent/YU45715B/sh unknown
- 1985-05-08 SU SU853896549A patent/SU1604153A3/ru active
- 1985-05-08 JP JP60097677A patent/JPS60239429A/ja active Pending
- 1985-05-08 CA CA000480995A patent/CA1241347A/fr not_active Expired
- 1985-05-09 ZA ZA853523A patent/ZA853523B/xx unknown
- 1985-05-09 ES ES542970A patent/ES8607895A1/es not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0310189A3 (en) * | 1987-09-29 | 1990-01-10 | Union Carbide Corporation | Process for refining ethylene glycol |
Also Published As
| Publication number | Publication date |
|---|---|
| RO91716A (fr) | 1987-05-15 |
| KR920003774B1 (ko) | 1992-05-14 |
| ZA853523B (en) | 1986-12-30 |
| KR850008656A (ko) | 1985-12-21 |
| EP0161111B1 (fr) | 1989-11-23 |
| BG51039A3 (bg) | 1993-01-15 |
| CA1241347A (fr) | 1988-08-30 |
| DE3574369D1 (en) | 1989-12-28 |
| IN163264B (fr) | 1988-08-27 |
| YU76385A (en) | 1987-12-31 |
| ES542970A0 (es) | 1986-06-01 |
| EP0161111A2 (fr) | 1985-11-13 |
| BR8502190A (pt) | 1986-01-07 |
| SU1604153A3 (ru) | 1990-10-30 |
| EP0161111A3 (en) | 1987-04-01 |
| US4519875A (en) | 1985-05-28 |
| AU4172285A (en) | 1985-11-14 |
| ES8607895A1 (es) | 1986-06-01 |
| JPS60239429A (ja) | 1985-11-28 |
| YU45715B (sh) | 1992-07-20 |
| AU570108B2 (en) | 1988-03-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |