KR20010075294A - 고순도 모노에틸렌 글리콜의 제조 방법 - Google Patents
고순도 모노에틸렌 글리콜의 제조 방법 Download PDFInfo
- Publication number
- KR20010075294A KR20010075294A KR1020017003680A KR20017003680A KR20010075294A KR 20010075294 A KR20010075294 A KR 20010075294A KR 1020017003680 A KR1020017003680 A KR 1020017003680A KR 20017003680 A KR20017003680 A KR 20017003680A KR 20010075294 A KR20010075294 A KR 20010075294A
- Authority
- KR
- South Korea
- Prior art keywords
- column
- pressure
- glycol
- dewatering column
- pressure dewatering
- Prior art date
Links
Classifications
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
Description
Claims (4)
- 압력 탈수 컬럼 (2) 또는 일련의 컬럼 (2, 3, 4) 중 적어도 제1 압력 탈수 컬럼 (2)에 하나 이상의 분리 대역, 바람직하게는 2 내지 10개의 분리 대역, 특히 바람직하게는 3 내지 6개의 분리 대역이 구비된 스트리핑 구역이 있고, 스트리핑 구역이 구비된 압력 탈수 컬럼(들)(2, 3, 4)의 탑정 스트림의 일부가 시스템으로부터 제거되는 것을 포함함을 특징으로 하는, 압력 탈수, 진공 탈수 및 후속 정제 증류에 의해 에틸렌 옥시드의 가수분해 생성물로부터 고순도 모노에틸렌 글리콜을 증류 회수하는 방법.
- 제1항에 있어서, 압력 탈수 컬럼 (2) 또는 일련의 압력 탈수 컬럼(2, 3, 4) 중 제 1의 공급점 아래의 온도가 80℃ 초과, 바람직하게는 100 내지 250℃ 범위 내, 특히 바람직하게는 115 내지 230℃ 범위 내이고, 스트리핑 구역에서의 압력이 1 bar 이상, 바람직하게는 2 내지 30 bar 범위 내인 방법.
- 제 1항 또는 2항에 있어서, 스트리핑 구역이 구비된 탈수 컬럼(들)의 탑정 스트림이 부분 응축기 및(또는) 스트리퍼, 특히 스팀 스트리퍼에 공급되고, 제2 성분이 풍부한 기체 스트림(들)이 시스템으로부터 제거되는 방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 부분 응축기 및 스트리퍼를 90℃초과, 바람직하게는 120 내지 250℃에서 작동시키는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843652.1 | 1998-09-23 | ||
DE19843652A DE19843652A1 (de) | 1998-09-23 | 1998-09-23 | Verfahren zur Herstellung von hochreinem Monoethylenglykol |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010075294A true KR20010075294A (ko) | 2001-08-09 |
KR100670881B1 KR100670881B1 (ko) | 2007-01-18 |
Family
ID=7881987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020017003680A KR100670881B1 (ko) | 1998-09-23 | 1999-09-21 | 고순도 모노에틸렌 글리콜의 제조 방법 |
Country Status (20)
Country | Link |
---|---|
US (1) | US6514388B1 (ko) |
EP (1) | EP1115681B1 (ko) |
JP (1) | JP4427189B2 (ko) |
KR (1) | KR100670881B1 (ko) |
CN (1) | CN1183077C (ko) |
AR (1) | AR020654A1 (ko) |
AT (1) | ATE234799T1 (ko) |
AU (1) | AU6466399A (ko) |
BR (1) | BR9913891B1 (ko) |
CA (1) | CA2345140C (ko) |
DE (2) | DE19843652A1 (ko) |
ES (1) | ES2194518T3 (ko) |
ID (1) | ID29489A (ko) |
MY (1) | MY122385A (ko) |
PL (1) | PL196671B1 (ko) |
RU (1) | RU2237649C2 (ko) |
SA (1) | SA99200782B1 (ko) |
TW (1) | TW498061B (ko) |
UA (1) | UA60381C2 (ko) |
WO (1) | WO2000017140A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160122328A (ko) * | 2015-04-13 | 2016-10-24 | 삼성디스플레이 주식회사 | 고순도 글리콜계 화합물의 제조방법 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2833951A1 (fr) * | 2001-12-21 | 2003-06-27 | Bp Chemicals Snc | Procede de fabrication et de recuperation d'oxyde d'ethylene |
CN100413833C (zh) * | 2004-04-16 | 2008-08-27 | 中国石油化工股份有限公司上海石油化工研究院 | 环氧乙烷水合制乙二醇的方法 |
CN1321099C (zh) * | 2005-09-28 | 2007-06-13 | 蓝仁水 | 从稀水溶液中浓缩低级多元醇的工艺方法 |
US8197645B2 (en) * | 2005-12-29 | 2012-06-12 | Basf Aktiengesellschaft | Process for separating propylene glycol from aqueous compositions |
TW200838838A (en) * | 2006-12-22 | 2008-10-01 | Dow Technology Investments Llc | Process for reducing side-reactions during alkylene glycol and poly-alkylene glycol manufacturing |
CA2739676A1 (en) * | 2008-10-09 | 2010-04-15 | Shell Internationale Research Maatschappij B.V. | Process for the recovery of monoethylene glycol |
CN102209700A (zh) * | 2008-11-10 | 2011-10-05 | 陶氏技术投资有限公司 | 用于生产低色素二醇的方法 |
PL217778B1 (pl) | 2011-06-20 | 2014-08-29 | Piotr Medoń | Sposób osuszania glikolu i układ do osuszania glikolu |
CN102951999B (zh) * | 2012-11-15 | 2014-09-10 | 四川亚联高科技股份有限公司 | 一种乙二醇生产过程中的脱水方法 |
CN103553877B (zh) * | 2013-10-22 | 2015-06-17 | 新疆天业(集团)有限公司 | 电石炉气制乙二醇中乙二醇精馏的方法 |
KR101527394B1 (ko) * | 2014-01-06 | 2015-06-09 | 한국과학기술원 | 원료 내 회수대상물질을 회수하는 공정에 구비되는 저용해도 염 제거장치 |
ES2729155T3 (es) * | 2015-12-16 | 2019-10-30 | Repsol Sa | Método para la preparación de glicoles |
CN107867973A (zh) * | 2016-12-31 | 2018-04-03 | 福建双环能源科技股份有限公司 | 一种乙二醇脱水装置及使用方法 |
GB201710508D0 (en) * | 2017-06-30 | 2017-08-16 | Johnson Matthey Davy Technologies Ltd | Process |
CN111328325B (zh) | 2017-11-23 | 2023-01-13 | 国际壳牌研究有限公司 | 生产环氧乙烷和乙二醇的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1942094A1 (de) | 1968-08-22 | 1970-02-26 | Union Carbide Corp | Verfahren zur Reinigung von verunreinigten Glykolen |
US3847754A (en) * | 1970-08-03 | 1974-11-12 | Ppg Industries Inc | Recovery of glycols from mixed glycol composition by distillation with acid treatment |
DE3001727A1 (de) * | 1980-01-18 | 1981-07-23 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von hochreinem monoethylenglykol |
DE3338488A1 (de) | 1982-10-29 | 1984-05-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gewinnung von temperaturempfindlichen produkten durch thermisch schonende destillation mittels eines mit einer destillationskolonne verbundenen duennschichtverdampfers und eine anordnung zur durchfuehrung des verfahrens |
JPS6089439A (ja) | 1983-10-24 | 1985-05-20 | Mitsui Toatsu Chem Inc | エチレングリコ−ルの製造方法 |
FR2564458B1 (fr) | 1984-05-15 | 1986-09-12 | Atochem | Procede de separation de l'ethyleneglycol sous forme concentree dans un procede de fabrication d'oxyde d'ethylene |
DE19602116A1 (de) | 1996-01-22 | 1997-07-24 | Basf Ag | Verfahren zur Gewinnung von Glykolen mit niedrigem Aldehydgehalt |
-
1998
- 1998-09-23 DE DE19843652A patent/DE19843652A1/de not_active Withdrawn
-
1999
- 1999-09-09 TW TW088115551A patent/TW498061B/zh not_active IP Right Cessation
- 1999-09-18 MY MYPI99004056A patent/MY122385A/en unknown
- 1999-09-21 CA CA002345140A patent/CA2345140C/en not_active Expired - Lifetime
- 1999-09-21 RU RU2001111007A patent/RU2237649C2/ru active
- 1999-09-21 UA UA2001042715A patent/UA60381C2/uk unknown
- 1999-09-21 AT AT99952457T patent/ATE234799T1/de not_active IP Right Cessation
- 1999-09-21 KR KR1020017003680A patent/KR100670881B1/ko active IP Right Grant
- 1999-09-21 BR BRPI9913891-3A patent/BR9913891B1/pt not_active IP Right Cessation
- 1999-09-21 JP JP2000574052A patent/JP4427189B2/ja not_active Expired - Lifetime
- 1999-09-21 PL PL346752A patent/PL196671B1/pl unknown
- 1999-09-21 ES ES99952457T patent/ES2194518T3/es not_active Expired - Lifetime
- 1999-09-21 ID IDW20010666A patent/ID29489A/id unknown
- 1999-09-21 CN CNB998111538A patent/CN1183077C/zh not_active Expired - Lifetime
- 1999-09-21 AU AU64663/99A patent/AU6466399A/en not_active Abandoned
- 1999-09-21 DE DE59904662T patent/DE59904662D1/de not_active Expired - Lifetime
- 1999-09-21 US US09/744,433 patent/US6514388B1/en not_active Expired - Lifetime
- 1999-09-21 EP EP99952457A patent/EP1115681B1/de not_active Expired - Lifetime
- 1999-09-21 WO PCT/EP1999/006967 patent/WO2000017140A1/de active IP Right Grant
- 1999-09-22 AR ARP990104762A patent/AR020654A1/es active IP Right Grant
- 1999-11-30 SA SA99200782A patent/SA99200782B1/ar unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160122328A (ko) * | 2015-04-13 | 2016-10-24 | 삼성디스플레이 주식회사 | 고순도 글리콜계 화합물의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
EP1115681B1 (de) | 2003-03-19 |
AR020654A1 (es) | 2002-05-22 |
BR9913891A (pt) | 2001-07-03 |
DE59904662D1 (de) | 2003-04-24 |
PL346752A1 (en) | 2002-02-25 |
MY122385A (en) | 2006-04-29 |
CN1183077C (zh) | 2005-01-05 |
ATE234799T1 (de) | 2003-04-15 |
RU2237649C2 (ru) | 2004-10-10 |
WO2000017140A1 (de) | 2000-03-30 |
ID29489A (id) | 2001-08-30 |
US6514388B1 (en) | 2003-02-04 |
SA99200782B1 (ar) | 2006-07-31 |
TW498061B (en) | 2002-08-11 |
CN1319079A (zh) | 2001-10-24 |
JP4427189B2 (ja) | 2010-03-03 |
EP1115681A1 (de) | 2001-07-18 |
DE19843652A1 (de) | 2000-03-30 |
BR9913891B1 (pt) | 2011-01-11 |
ES2194518T3 (es) | 2003-11-16 |
AU6466399A (en) | 2000-04-10 |
CA2345140C (en) | 2009-06-16 |
UA60381C2 (uk) | 2003-10-15 |
CA2345140A1 (en) | 2000-03-30 |
PL196671B1 (pl) | 2008-01-31 |
JP2002526462A (ja) | 2002-08-20 |
KR100670881B1 (ko) | 2007-01-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100670881B1 (ko) | 고순도 모노에틸렌 글리콜의 제조 방법 | |
EP1888194B1 (en) | New stripper configuration for the production of ethylene oxide | |
JP3712903B2 (ja) | グリセリンの製造方法 | |
RU2639872C2 (ru) | Способ очистки пропиленоксида | |
KR100611284B1 (ko) | 고순도 모노에틸렌 글리콜의 제조 방법 | |
US6780289B2 (en) | Process for the purification and recovery of acetonitrile | |
US20100280285A1 (en) | Treatment of Phenol | |
JP2002526462A5 (ko) | ||
EP0031097B1 (en) | Method for distilling ethyl alcohol | |
KR102011715B1 (ko) | 페놀 정제 방법 | |
JP2002526463A5 (ko) | ||
CN111328325A (zh) | 生产环氧乙烷和乙二醇的方法 | |
KR100551461B1 (ko) | 미정제 액상 비닐 아세테이트의 후처리방법 | |
US4966657A (en) | Process for separating ethylene oxide from aldehyde impurities by distillation | |
RU2408569C2 (ru) | Способ получения аллилового спирта | |
KR20000028897A (ko) | 공정흐름을 정제하기 위한 방법 | |
JP2006514087A (ja) | 蒸留による1,3−プロパンジオールの精製 | |
JP2001031600A (ja) | 高純度モノエチレングリコールの製法 | |
CN113398618A (zh) | 一种提高蒸馏分离效果的方法及蒸馏系统 | |
JPH10120618A (ja) | アクリル酸からの酢酸の分離方法 | |
KR20040027905A (ko) | 아크릴로니트릴 제조에서 헤드 컬럼의 개선된 조작 | |
JPS6331458B2 (ko) | ||
JPH03123777A (ja) | トリオキサンの精製方法 | |
MXPA01002578A (en) | Method for producing highly pure monoethylene glycol | |
MXPA01002968A (en) | Method for producing highly pure monoethylene glycol |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130114 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20140110 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20150105 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20160106 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20170109 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20171227 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20190104 Year of fee payment: 13 |