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 |
|---|---|---|---|
| DE19814421.0 | 1998-03-31 | ||
| DE19814421A DE19814421A1 (de) | 1998-03-31 | 1998-03-31 | Verfahren zur Herstellung von Acrylsäure und Acrylsäureestern |
| 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 |
| JP4673483B2 (ja) | 1999-03-06 | 2011-04-20 | ビーエーエスエフ ソシエタス・ヨーロピア | アクリル酸の製造法 |
| 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 |
| JP4732366B2 (ja) | 2004-08-02 | 2011-07-27 | エルジー・ケム・リミテッド | （メタ）アクリル酸の製造法 |
| 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 |
| KR101477491B1 (ko) | 2006-09-15 | 2014-12-31 | 알케마 인코포레이티드 | 아크릴산의 제조방법 |
| 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 |
| CN102112429B (zh) | 2008-07-28 | 2015-09-16 | 巴斯夫欧洲公司 | 从丙烯酸c3前体化合物的气态产物混合物中分离作为主成份含有的丙烯酸和作为副产物含有的乙二醛的方法 |
| 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 |
| 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 |
| JP6856381B2 (ja) * | 2014-06-23 | 2021-04-07 | ビーエイエスエフ・ソシエタス・エウロパエアＢａｓｆ Ｓｅ | モノマー溶液の液滴を反応器中に添加するための装置 |
| 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 |
| CN115335354A (zh) | 2020-03-26 | 2022-11-11 | 巴斯夫欧洲公司 | 抑制存在于液相p中的丙烯酸的不期望的自由基聚合的方法 |
| WO2026032892A1 (de) | 2024-08-05 | 2026-02-12 | Basf Se | Verfahren zur herstellung von (meth)acrylsäurealkylester ausgehend von (meth)acrylsäure |
| WO2026032891A1 (de) | 2024-08-05 | 2026-02-12 | Basf Se | Verfahren zur abtrennung 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 CN CNB998047813A patent/CN1137079C/zh not_active Expired - Lifetime
- 1999-03-25 DE DE59905752T patent/DE59905752D1/de not_active Expired - Lifetime
- 1999-03-25 JP JP2000541132A patent/JP5021116B2/ja not_active Expired - Lifetime
- 1999-03-25 EP EP99919140A patent/EP1068174B1/de not_active Expired - Lifetime
- 1999-03-25 WO PCT/EP1999/002036 patent/WO1999050222A1/de not_active Ceased
- 1999-03-25 BR BRPI9909312-0A patent/BR9909312B1/pt not_active IP Right Cessation
- 1999-03-26 MY MYPI99001164A patent/MY120567A/en unknown
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