JP2002509905A5 - - Google Patents
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- Publication number
- JP2002509905A5 JP2002509905A5 JP2000541132A JP2000541132A JP2002509905A5 JP 2002509905 A5 JP2002509905 A5 JP 2002509905A5 JP 2000541132 A JP2000541132 A JP 2000541132A JP 2000541132 A JP2000541132 A JP 2000541132A JP 2002509905 A5 JP2002509905 A5 JP 2002509905A5
- Authority
- JP
- Japan
- Prior art keywords
- acrylic acid
- mixture
- saponification
- esters
- separation
- 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.)
- Granted
Links
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19814421A DE19814421A1 (de) | 1998-03-31 | 1998-03-31 | Verfahren zur Herstellung von Acrylsäure und Acrylsäureestern |
| DE19814421.0 | 1998-03-31 | ||
| PCT/EP1999/002036 WO1999050222A1 (de) | 1998-03-31 | 1999-03-25 | Verfahren zur herstellung von acrylsäure und acrylsäureestern |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002509905A JP2002509905A (ja) | 2002-04-02 |
| JP2002509905A5 true JP2002509905A5 (https=) | 2006-01-19 |
| JP5021116B2 JP5021116B2 (ja) | 2012-09-05 |
Family
ID=7863128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000541132A Expired - Lifetime JP5021116B2 (ja) | 1998-03-31 | 1999-03-25 | アクリル酸およびアクリル酸エステルの製造方法 |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1068174B1 (https=) |
| JP (1) | JP5021116B2 (https=) |
| CN (1) | CN1137079C (https=) |
| BR (1) | BR9909312B1 (https=) |
| DE (2) | DE19814421A1 (https=) |
| MY (1) | MY120567A (https=) |
| WO (1) | WO1999050222A1 (https=) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19851983A1 (de) | 1998-11-11 | 2000-05-18 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Alkylestern der (Meth)acrylsäure |
| EP1163201B1 (de) | 1999-03-06 | 2003-08-20 | Basf Aktiengesellschaft | Verfahren zur herstellung von acrylsäure |
| MY122671A (en) | 1999-03-06 | 2006-04-29 | Basf Ag | Fractional condensation of a product gas mixture containing acrylic acid |
| JP3885486B2 (ja) * | 2000-11-16 | 2007-02-21 | 東亞合成株式会社 | ビニル単量体用重合防止剤組成物及び高純度（メタ）アクリル酸の製造方法 |
| DE10063161A1 (de) * | 2000-12-18 | 2002-06-20 | Basf Ag | Verfahren zum Abschrecken eines heißen (Meth)acrylsäure enthaltenden Gasgemisches |
| US7592483B2 (en) | 2004-07-01 | 2009-09-22 | Basf Aktiengesellschaft | Preparation of acrolein or acrylic acid or a mixture thereof by heterogeneously catalyzed partial gas phase oxidation of propylene |
| DE602005021361D1 (de) * | 2004-08-02 | 2010-07-01 | Lg Chemical Ltd | Verfahren zur herstellung von (meth)acrylsäure |
| US7705181B2 (en) | 2005-03-01 | 2010-04-27 | Basf Akiengesellschaft | Process for removing methacrylic acid from liquid phase comprising acrylic acid as a main constituent and target product, and methacrylic acid as a secondary component |
| JP2007191435A (ja) * | 2006-01-19 | 2007-08-02 | Nippon Shokubai Co Ltd | （メタ）アクリル酸の製造方法 |
| US8242308B2 (en) | 2006-09-15 | 2012-08-14 | Arkema Inc. | Process for producing acrylic acid |
| DE102008041573A1 (de) | 2008-08-26 | 2010-03-04 | Basf Se | Verfahren zur Auftrennung von in einem Produktgasgemisch einer partiellen heterogen katalysierten Gasphasenoxidation einer C3-Vorläuferverbindung der Acrylsäure als Hauptbestandteil enhaltener Acrylsäure und als Nebenprodukt enthaltenem Glyoxal |
| DE102008040799A1 (de) | 2008-07-28 | 2008-12-11 | Basf Se | Verfahren zur Auftrennung von in einem Produktgasgemisch einer partiellen heterogen katalysierten Gasphasenoxidation einer C3-Vorläuferverbindung der Acrylsäure als Hauptbestandteil enthaltener Acrylsäure und als Nebenprodukt enthaltenem Glyoxal |
| WO2010012586A1 (de) | 2008-07-28 | 2010-02-04 | Basf Se | Verfahren zur auftrennung von in einem produktgasgemisch einer partiellen heterogen katalysierten gasphasenoxidation einer c3-vorläuferverbindung der acrylsäure als hauptbestandteil enthaltener acrylsäure und als nebenprodukt enthaltenem glyoxal |
| JP5169899B2 (ja) * | 2009-02-19 | 2013-03-27 | 東亞合成株式会社 | アクリル酸アルキルエステルの製造方法 |
| DE102010042216A1 (de) | 2010-10-08 | 2011-06-09 | Basf Se | Verfahren zur Hemmung der unerwünschten radikalischen Polymerisation von in einer flüssigen Phase P befindlicher Acrylsäure |
| WO2015197425A1 (de) * | 2014-06-23 | 2015-12-30 | Basf Se | Vorrichtung zur zugabe von tropfen aus einer monomerlösung in einen reaktor |
| JP6497454B2 (ja) * | 2018-01-12 | 2019-04-10 | 三菱ケミカル株式会社 | アクリル酸ブチルの製造方法 |
| KR102893876B1 (ko) | 2018-07-26 | 2025-12-03 | 바스프 에스이 | 액상 p 중 존재하는 아크릴산의 원치않는 라디칼 중합의 억제 방법 |
| US20230132285A1 (en) | 2020-03-26 | 2023-04-27 | Basf Se | Process for inhibiting the undesired free-radical polymerization of acrylic acid present in a liquid phase p |
| WO2026032891A1 (de) | 2024-08-05 | 2026-02-12 | Basf Se | Verfahren zur abtrennung von (meth)acrylsäure |
| WO2026032892A1 (de) | 2024-08-05 | 2026-02-12 | Basf Se | Verfahren zur herstellung von (meth)acrylsäurealkylester ausgehend von (meth)acrylsäure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3405172A (en) * | 1962-12-19 | 1968-10-08 | Distillers Co Yeast Ltd | Preparation of acrylic acid with the prevention of formation of acrylic polymers |
| JPS57144237A (en) * | 1981-03-04 | 1982-09-06 | Japan Synthetic Rubber Co Ltd | Preparation of methacrylic acid |
| US4554054A (en) * | 1983-12-09 | 1985-11-19 | Rohm And Haas Company | Methacrylic acid separation |
| CA1316545C (en) * | 1987-06-27 | 1993-04-20 | Morimasa Kuragano | Quenching process of reaction product gas containing methacrylic acid and treatment method of quenched liquid |
-
1998
- 1998-03-31 DE DE19814421A patent/DE19814421A1/de not_active Withdrawn
-
1999
- 1999-03-25 EP EP99919140A patent/EP1068174B1/de not_active Expired - Lifetime
- 1999-03-25 BR BRPI9909312-0A patent/BR9909312B1/pt not_active IP Right Cessation
- 1999-03-25 CN CNB998047813A patent/CN1137079C/zh not_active Expired - Lifetime
- 1999-03-25 WO PCT/EP1999/002036 patent/WO1999050222A1/de not_active Ceased
- 1999-03-25 DE DE59905752T patent/DE59905752D1/de not_active Expired - Lifetime
- 1999-03-25 JP JP2000541132A patent/JP5021116B2/ja not_active Expired - Lifetime
- 1999-03-26 MY MYPI99001164A patent/MY120567A/en unknown
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