CN1252030C - 生产(甲基)丙烯酸酯时的副产物分解方法 - Google Patents
生产(甲基)丙烯酸酯时的副产物分解方法 Download PDFInfo
- Publication number
- CN1252030C CN1252030C CNB02826133XA CN02826133A CN1252030C CN 1252030 C CN1252030 C CN 1252030C CN B02826133X A CNB02826133X A CN B02826133XA CN 02826133 A CN02826133 A CN 02826133A CN 1252030 C CN1252030 C CN 1252030C
- Authority
- CN
- China
- Prior art keywords
- meth
- products
- production
- acrylic acid
- decomposing
- 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
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Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/317—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
- C07C67/327—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups by elimination of functional groups containing oxygen only in singly bound form
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/60—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001394447 | 2001-12-26 | ||
| JP394447/2001 | 2001-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1608043A CN1608043A (zh) | 2005-04-20 |
| CN1252030C true CN1252030C (zh) | 2006-04-19 |
Family
ID=19188871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB02826133XA Expired - Lifetime CN1252030C (zh) | 2001-12-26 | 2002-12-11 | 生产(甲基)丙烯酸酯时的副产物分解方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7319162B2 (zh) |
| CN (1) | CN1252030C (zh) |
| AU (1) | AU2002354469A1 (zh) |
| WO (1) | WO2003057660A1 (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8772534B2 (en) | 2008-11-19 | 2014-07-08 | Lg Chem, Ltd. | Method of recovering (meth) acrylic acid ester |
| DE102008054587A1 (de) * | 2008-12-12 | 2010-06-17 | Basf Se | Verfahren zur Rückspaltung von in einer Flüssigkeit F enthaltenen Michael-Addukten, die bei der Herstellung von Acrylsäure oder deren Ester gebildet wurde |
| BR112014007125B1 (pt) | 2011-09-27 | 2020-06-09 | Rohm & Haas | método para remover resíduos sólidos de equipamentos usados para processar ácido ou ésteres (met) acrílico(s) |
| KR101984280B1 (ko) * | 2015-11-27 | 2019-05-30 | 주식회사 엘지화학 | (메트)아크릴산의 제조 방법 |
| FR3110571B1 (fr) * | 2020-05-19 | 2022-04-15 | Arkema France | Procédé de valorisation de lourds d’acide acrylique et d’esters dudit acide par craquage thermique avec condensation partielle |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0768168B2 (ja) * | 1991-07-12 | 1995-07-26 | 東亞合成株式会社 | アクリル酸エステルのミカエル付加物の分解方法 |
| JP2943523B2 (ja) * | 1992-08-12 | 1999-08-30 | 東亞合成株式会社 | アクリル酸エステルのミカエル付加物から有用化合物を製造する方法 |
| FR2727964B1 (fr) | 1994-12-12 | 1997-01-24 | Atochem Elf Sa | Procede de recuperation des produits nobles legers contenus dans les residus de distillation des procedes de fabrication de l'acide acrylique et de ses esters |
| JP2907043B2 (ja) * | 1994-12-28 | 1999-06-21 | 東亞合成株式会社 | アクリル酸またはメタクリル酸エステルのミカエル付加物の分解方法 |
| DE19536184A1 (de) * | 1995-09-28 | 1997-04-03 | Basf Ag | Verfahren zum Verestern von (Meth)acrylsäure mit einem Alkanol |
| DE19604267A1 (de) * | 1996-02-06 | 1997-08-07 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Alkylestern der (Meth)acrylsäure |
| DE19604253A1 (de) * | 1996-02-06 | 1997-08-07 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Alkylestern der (Meth)acrylsäure |
| DE19701737A1 (de) * | 1997-01-20 | 1998-07-23 | Basf Ag | Verfahren zum Verestern von (Meth)acrylsäure mit einem Alkanol |
| US6482976B1 (en) * | 1999-06-17 | 2002-11-19 | Union Carbide Chemicals & Plastics Technology Corporation | Processes for conducting equilibrium-limited reactions |
-
2002
- 2002-12-11 CN CNB02826133XA patent/CN1252030C/zh not_active Expired - Lifetime
- 2002-12-11 WO PCT/JP2002/012976 patent/WO2003057660A1/ja not_active Ceased
- 2002-12-11 AU AU2002354469A patent/AU2002354469A1/en not_active Abandoned
-
2004
- 2004-06-21 US US10/870,930 patent/US7319162B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1608043A (zh) | 2005-04-20 |
| US7319162B2 (en) | 2008-01-15 |
| WO2003057660A1 (en) | 2003-07-17 |
| US20040225149A1 (en) | 2004-11-11 |
| AU2002354469A1 (en) | 2003-07-24 |
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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: 20060419 |
|
| CX01 | Expiry of patent term |