CA2282492A1 - Method for extracting (meth)acrylic acid - Google Patents
Method for extracting (meth)acrylic acid Download PDFInfo
- Publication number
- CA2282492A1 CA2282492A1 CA002282492A CA2282492A CA2282492A1 CA 2282492 A1 CA2282492 A1 CA 2282492A1 CA 002282492 A CA002282492 A CA 002282492A CA 2282492 A CA2282492 A CA 2282492A CA 2282492 A1 CA2282492 A1 CA 2282492A1
- Authority
- CA
- Canada
- Prior art keywords
- meth
- acrylic acid
- extraction
- extracting agent
- solution
- 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.)
- Abandoned
Links
Classifications
-
- 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
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Cosmetics (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19709392.2 | 1997-03-07 | ||
DE19709392A DE19709392A1 (de) | 1997-03-07 | 1997-03-07 | Verfahren zur Extraktion von (Meth)acrylsäure |
PCT/EP1998/001256 WO1998040342A1 (de) | 1997-03-07 | 1998-03-05 | Verfahren zur extraktion von (meth)acrylsäure |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2282492A1 true CA2282492A1 (en) | 1998-09-17 |
Family
ID=7822581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002282492A Abandoned CA2282492A1 (en) | 1997-03-07 | 1998-03-05 | Method for extracting (meth)acrylic acid |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0973718A1 (ja) |
JP (1) | JP2001514643A (ja) |
KR (1) | KR20000075989A (ja) |
CN (1) | CN1249739A (ja) |
AU (1) | AU6827698A (ja) |
BR (1) | BR9808158A (ja) |
CA (1) | CA2282492A1 (ja) |
DE (1) | DE19709392A1 (ja) |
ID (1) | ID22758A (ja) |
TW (1) | TW438760B (ja) |
WO (1) | WO1998040342A1 (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7557245B2 (en) | 2002-03-15 | 2009-07-07 | Evonik Stockhausen Gmbh | (Meth)acrylic acid crystal and process for producing aqueous (meth)acrylic acid |
EP2246585A2 (en) | 2006-03-02 | 2010-11-03 | Koganei Corporation | Shock absorber |
US7964689B2 (en) | 2001-01-12 | 2011-06-21 | Evonik Stockhausen Gmbh | Superabsorbent polymer made from acrylic acid |
EP2346585A1 (en) | 2008-10-15 | 2011-07-27 | Arkema, Inc. | Method of recovering carboxylic acids from dilute aqueous streams |
US8362299B2 (en) | 2008-04-24 | 2013-01-29 | Evonik Stockhausen Gmbh | Method for producing and purifying aqueous phases |
US9156769B2 (en) | 2008-10-15 | 2015-10-13 | Arkema Inc. | Method of recovering carboxylic acids from dilute aqueous streams |
US9162962B2 (en) | 2011-09-16 | 2015-10-20 | Evonik Röhm Gmbh | Process for reclaiming methacrylic acid from a high-boiler phase and an aqueous phase |
CN106164032A (zh) * | 2014-03-24 | 2016-11-23 | 阿科玛股份有限公司 | 用于从稀的水性流中回收羧酸的方法 |
US10144904B2 (en) | 2015-12-04 | 2018-12-04 | Evonik Degussa Gmbh | Process for extraction of aroma chemicals from fat-containing and/or aqueous liquid phases |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EA013757B1 (ru) | 2005-12-26 | 2010-06-30 | Мицубиси Рэйон Ко., Лтд. | Способ экстракции метакриловой кислоты |
CN100386302C (zh) * | 2006-03-29 | 2008-05-07 | 上海华谊丙烯酸有限公司 | 一种(甲基)丙烯酸含水溶液的萃取方法 |
DE102008000787A1 (de) * | 2008-03-20 | 2009-09-24 | Evonik Röhm Gmbh | Verfahren zur Aufreinigung von Methacrylsäure |
CN103827071A (zh) * | 2011-09-16 | 2014-05-28 | 赢创罗姆有限公司 | 甲基丙烯酸和甲基丙烯酸酯的制备方法 |
WO2013037136A1 (en) * | 2011-09-16 | 2013-03-21 | Evonik Roehm Gmbh | Process for preparation of methacrylic acid and methacrylic acid esters |
WO2013037131A1 (en) * | 2011-09-16 | 2013-03-21 | Evonik Roehm Gmbh | Process for preparation of methacrylic acid and methacrylic acid ester |
WO2013037133A1 (en) * | 2011-09-16 | 2013-03-21 | Evonik Roehm Gmbh | Process for preparing methacrylic acid and/or alkyl methacrylates |
CN105399620A (zh) * | 2015-11-13 | 2016-03-16 | 惠州市长润发涂料有限公司 | 一种丙烯酸萃取回收技术 |
CN106748749B (zh) * | 2016-11-10 | 2019-06-18 | 万华化学集团股份有限公司 | 一种分离丙烯酸叔丁酯反应液中三异丁烯的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4839421A (ja) * | 1971-09-30 | 1973-06-09 | ||
DE2161525A1 (de) * | 1971-12-10 | 1973-06-20 | Sumitomo Chemical Co | Verfahren zur extraktion von acrylsaeure und/oder methacrylsaeure aus diese verbindungen enthaltenden loesungen |
CA1307004C (en) * | 1988-06-03 | 1992-09-01 | Syoichi Matsumoto | Process for recovering methacrolein |
JPH08134011A (ja) * | 1994-11-04 | 1996-05-28 | Mitsui Toatsu Chem Inc | メタクリル酸の精製方法 |
-
1997
- 1997-03-07 DE DE19709392A patent/DE19709392A1/de not_active Withdrawn
-
1998
- 1998-03-05 CA CA002282492A patent/CA2282492A1/en not_active Abandoned
- 1998-03-05 EP EP98913652A patent/EP0973718A1/de not_active Withdrawn
- 1998-03-05 WO PCT/EP1998/001256 patent/WO1998040342A1/de not_active Application Discontinuation
- 1998-03-05 AU AU68276/98A patent/AU6827698A/en not_active Abandoned
- 1998-03-05 KR KR1019997008075A patent/KR20000075989A/ko not_active Application Discontinuation
- 1998-03-05 CN CN98803154A patent/CN1249739A/zh active Pending
- 1998-03-05 ID IDW990963A patent/ID22758A/id unknown
- 1998-03-05 JP JP53918298A patent/JP2001514643A/ja active Pending
- 1998-03-05 BR BR9808158-6A patent/BR9808158A/pt not_active Application Discontinuation
- 1998-03-06 TW TW087103308A patent/TW438760B/zh active
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7964689B2 (en) | 2001-01-12 | 2011-06-21 | Evonik Stockhausen Gmbh | Superabsorbent polymer made from acrylic acid |
US7557245B2 (en) | 2002-03-15 | 2009-07-07 | Evonik Stockhausen Gmbh | (Meth)acrylic acid crystal and process for producing aqueous (meth)acrylic acid |
EP2246585A2 (en) | 2006-03-02 | 2010-11-03 | Koganei Corporation | Shock absorber |
US8362299B2 (en) | 2008-04-24 | 2013-01-29 | Evonik Stockhausen Gmbh | Method for producing and purifying aqueous phases |
EP2346585A1 (en) | 2008-10-15 | 2011-07-27 | Arkema, Inc. | Method of recovering carboxylic acids from dilute aqueous streams |
US20110201842A1 (en) * | 2008-10-15 | 2011-08-18 | Arkema Inc. | Method for recovering carboxylic acids from dilute aqueous streams |
EP2346585A4 (en) * | 2008-10-15 | 2012-08-08 | Arkema Inc | METHOD FOR RECOVERING CARBOXYLIC ACIDS FROM DILUTED AQUEOUS STREAMS |
US9156769B2 (en) | 2008-10-15 | 2015-10-13 | Arkema Inc. | Method of recovering carboxylic acids from dilute aqueous streams |
US9162962B2 (en) | 2011-09-16 | 2015-10-20 | Evonik Röhm Gmbh | Process for reclaiming methacrylic acid from a high-boiler phase and an aqueous phase |
CN106164032A (zh) * | 2014-03-24 | 2016-11-23 | 阿科玛股份有限公司 | 用于从稀的水性流中回收羧酸的方法 |
EP3122714A4 (en) * | 2014-03-24 | 2017-11-01 | Arkema, Inc. | Method of recovering carboxylic acids from dilute aqueous streams |
US10144904B2 (en) | 2015-12-04 | 2018-12-04 | Evonik Degussa Gmbh | Process for extraction of aroma chemicals from fat-containing and/or aqueous liquid phases |
Also Published As
Publication number | Publication date |
---|---|
ID22758A (id) | 1999-12-09 |
TW438760B (en) | 2001-06-07 |
CN1249739A (zh) | 2000-04-05 |
JP2001514643A (ja) | 2001-09-11 |
DE19709392A1 (de) | 1998-09-10 |
BR9808158A (pt) | 2000-03-28 |
AU6827698A (en) | 1998-09-29 |
WO1998040342A1 (de) | 1998-09-17 |
EP0973718A1 (de) | 2000-01-26 |
KR20000075989A (ko) | 2000-12-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Dead |