CN1277798C - (甲基)丙烯酸的制备方法 - Google Patents
(甲基)丙烯酸的制备方法 Download PDFInfo
- Publication number
- CN1277798C CN1277798C CN02825060.5A CN02825060A CN1277798C CN 1277798 C CN1277798 C CN 1277798C CN 02825060 A CN02825060 A CN 02825060A CN 1277798 C CN1277798 C CN 1277798C
- Authority
- CN
- China
- Prior art keywords
- distillation tower
- methyl
- acrylic acid
- liquid
- tower
- 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 - Lifetime
Links
Classifications
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
- B01D3/146—Multiple effect distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001381867A JP4016650B2 (ja) | 2001-12-14 | 2001-12-14 | (メタ)アクリル酸の製造方法 |
JP381867/2001 | 2001-12-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1604887A CN1604887A (zh) | 2005-04-06 |
CN1277798C true CN1277798C (zh) | 2006-10-04 |
Family
ID=19187386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02825060.5A Expired - Lifetime CN1277798C (zh) | 2001-12-14 | 2002-12-12 | (甲基)丙烯酸的制备方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7189872B2 (zh) |
JP (1) | JP4016650B2 (zh) |
CN (1) | CN1277798C (zh) |
AU (1) | AU2002366293A1 (zh) |
TW (1) | TWI283664B (zh) |
WO (1) | WO2003051810A1 (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003045890A1 (en) | 2001-10-30 | 2003-06-05 | Mitsubishi Chemical Corporation | Method for purifying (meth)acrylic acid |
JP4016650B2 (ja) | 2001-12-14 | 2007-12-05 | 三菱化学株式会社 | (メタ)アクリル酸の製造方法 |
DE10347664A1 (de) | 2003-10-09 | 2004-12-02 | Basf Ag | Verfahren der rektifikativen Auftrennung einer Acrylsäure enthaltenden Flüssigkeit |
FR2861724B1 (fr) * | 2003-11-04 | 2005-12-30 | Arkema | Procede de purification de l'acide (meth)acrylique obtenu par oxydation d'un substrat gazeux |
RU2350598C2 (ru) * | 2003-11-28 | 2009-03-27 | Мицубиси Кемикал Корпорейшн | Способ очистки (мет)акриловой кислоты |
JP2005336110A (ja) * | 2004-05-27 | 2005-12-08 | Mitsubishi Chemicals Corp | (メタ)アクリル酸および(メタ)アクリル酸エステルの製造方法 |
CN101516820B (zh) | 2006-09-15 | 2012-11-21 | 阿克马公司 | 制备丙烯酸的方法 |
JP5811410B2 (ja) | 2009-03-19 | 2015-11-11 | エルジー・ケム・リミテッド | 高純度のアクリル酸生産のための分離壁型蒸留塔及びこれを利用した分別蒸留方法 |
DE102010028781A1 (de) | 2010-05-10 | 2011-11-10 | Evonik Stockhausen Gmbh | Abtrennung von Acrylsäure mittels einer einen Seitenabzug aufweisenden Destillationskolonne |
CA2781246A1 (en) * | 2011-07-14 | 2013-01-14 | Rohm And Haas Company | Method for removal of organic compounds from waste water streams in a process for production of (meth)acrylic acid |
CN103012108B (zh) * | 2011-09-26 | 2016-01-20 | 中国石油天然气股份有限公司 | 一种脱除丙烯酸水溶液中水分的方法 |
DE102013217386A1 (de) | 2013-09-02 | 2015-03-05 | Evonik Industries Ag | Verfahren zur Herstellung von Acrylsäure |
GB201621975D0 (en) * | 2016-12-22 | 2017-02-08 | Johnson Matthey Davy Technologies Ltd | Process |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08134016A (ja) * | 1994-11-07 | 1996-05-28 | Toagosei Co Ltd | 重合性液体の精製方法 |
EP1026145B1 (en) * | 1999-01-29 | 2003-04-02 | Mitsubishi Chemical Corporation | Method for purifying acrylic acid |
US6500982B1 (en) * | 1999-06-28 | 2002-12-31 | Rohm And Haas Company | Process for preparing (meth) acrylic acid |
JP4430788B2 (ja) * | 2000-06-02 | 2010-03-10 | 株式会社日本触媒 | 蒸留塔のスタートアップ方法 |
JP4016650B2 (ja) | 2001-12-14 | 2007-12-05 | 三菱化学株式会社 | (メタ)アクリル酸の製造方法 |
-
2001
- 2001-12-14 JP JP2001381867A patent/JP4016650B2/ja not_active Expired - Lifetime
-
2002
- 2002-12-12 WO PCT/JP2002/013021 patent/WO2003051810A1/ja active Application Filing
- 2002-12-12 AU AU2002366293A patent/AU2002366293A1/en not_active Abandoned
- 2002-12-12 CN CN02825060.5A patent/CN1277798C/zh not_active Expired - Lifetime
- 2002-12-13 TW TW091136166A patent/TWI283664B/zh not_active IP Right Cessation
-
2004
- 2004-06-10 US US10/864,498 patent/US7189872B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1604887A (zh) | 2005-04-06 |
US7189872B2 (en) | 2007-03-13 |
TW200303300A (en) | 2003-09-01 |
JP4016650B2 (ja) | 2007-12-05 |
AU2002366293A1 (en) | 2003-06-30 |
WO2003051810A1 (en) | 2003-06-26 |
US20040225152A1 (en) | 2004-11-11 |
TWI283664B (en) | 2007-07-11 |
JP2003183219A (ja) | 2003-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: Tokyo, Japan Patentee after: MITSUBISHI CHEMICAL Corp. Address before: Tokyo, Japan Patentee before: MITSUBISHI RAYON Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170825 Address after: Tokyo, Japan Patentee after: MITSUBISHI RAYON Co.,Ltd. Address before: Tokyo, Japan Patentee before: MITSUBISHI CHEMICAL Corp. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20061004 |
|
CX01 | Expiry of patent term |