CN101223126A - 制备乳酸酯的方法 - Google Patents
制备乳酸酯的方法 Download PDFInfo
- Publication number
- CN101223126A CN101223126A CNA2006800256276A CN200680025627A CN101223126A CN 101223126 A CN101223126 A CN 101223126A CN A2006800256276 A CNA2006800256276 A CN A2006800256276A CN 200680025627 A CN200680025627 A CN 200680025627A CN 101223126 A CN101223126 A CN 101223126A
- Authority
- CN
- China
- Prior art keywords
- lactate
- lactic acid
- esterification
- reaction soln
- reaction
- 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.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P7/00—Preparation of oxygen-containing organic compounds
- C12P7/62—Carboxylic acid esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
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- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
氨浓度 | 平衡转化率 |
0.3wt% | 73.3% |
0.6wt% | 68.5% |
0.9wt% | 61.9% |
1.2wt% | 57.1% |
1.4wt% | 50.0% |
1.9wt% | 40.7% |
3.0wt% | 23.5% |
时间(小时) | 蒸馏的量 | ||
0.3l/小时 | 0.6l/小时 | 0.9l/小时 | |
0 | 2.67% | 2.93% | 2.76% |
1 | 2.12% | 1.91% | 1.98% |
2 | 1.77% | 1.68% | 1.55% |
3 | 1.5% | 1.31% | 1.2% |
4 | 1.28% | 1.08% | 0.97% |
5 | 1.1% | 0.9% | 0.8% |
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005217749A JP4929639B2 (ja) | 2005-07-27 | 2005-07-27 | 乳酸エステルの製造方法 |
JP217749/2005 | 2005-07-27 | ||
PCT/JP2006/313177 WO2007013259A1 (en) | 2005-07-27 | 2006-06-27 | Method for producing lactic acid ester |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101223126A true CN101223126A (zh) | 2008-07-16 |
CN101223126B CN101223126B (zh) | 2011-10-12 |
Family
ID=37198452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006800256276A Expired - Fee Related CN101223126B (zh) | 2005-07-27 | 2006-06-27 | 制备乳酸酯的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7696375B2 (zh) |
JP (1) | JP4929639B2 (zh) |
CN (1) | CN101223126B (zh) |
AU (1) | AU2006273509B2 (zh) |
WO (1) | WO2007013259A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102746149A (zh) * | 2012-07-19 | 2012-10-24 | 北京旭阳化工技术研究院有限公司 | 由丁二酸二铵酯化制备丁二酸单酯的方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010002065B4 (de) | 2010-02-17 | 2014-04-10 | Deutsches Institut Für Lebensmitteltechnik E.V. | Vorrichtung und integriertes Herstellungsverfahren für Ammoniumlactat |
BE1019555A3 (fr) * | 2010-10-28 | 2012-08-07 | Galactic Sa | Procede de production d'un ester lactique a partir d'un jus de fermentation contenant du lactate d'ammonium. |
BE1019554A3 (fr) * | 2010-10-28 | 2012-08-07 | Galactic Sa | Procede de production energetiquement efficient d'un ester lactique a partir d'un jus de fermentation contenant du lactate d'ammonium. |
RU2535680C2 (ru) * | 2012-04-24 | 2014-12-20 | Валерий Федорович Швец | Способ переработки лактата аммония в молочную кислоту и ее сложные эфиры |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US722541A (en) * | 1902-11-15 | 1903-03-10 | Defiance Machine Works | Wabble-saw. |
US2722541A (en) * | 1950-08-02 | 1955-11-01 | Henry E Schulz | Process of esterifying butyl lactate |
JP3502419B2 (ja) * | 1993-03-02 | 2004-03-02 | 株式会社武蔵野化学研究所 | 乳酸および乳酸エステルの製造方法 |
DE4341770A1 (de) | 1993-12-08 | 1995-06-14 | Basf Ag | Verfahren zur Herstellung von Milchsäureestern |
JP3855359B2 (ja) | 1997-04-15 | 2006-12-06 | トヨタ自動車株式会社 | 乳酸アンモニウムからポリ乳酸を製造する方法 |
JP4048764B2 (ja) * | 2001-01-31 | 2008-02-20 | トヨタ自動車株式会社 | 発酵乳酸を原料とするラクチドの製造方法及びポリ乳酸の製造方法 |
EP1357119B1 (en) * | 2001-01-31 | 2011-05-11 | Toyota Jidosha Kabushiki Kaisha | Process for producing lactide and process for producing polylactic acid starting with fermented lactic acid |
JP4158396B2 (ja) | 2002-03-28 | 2008-10-01 | トヨタ自動車株式会社 | 乳酸エステルの製造方法および装置 |
JP2004208501A (ja) | 2002-12-26 | 2004-07-29 | Toyota Central Res & Dev Lab Inc | 乳酸含有溶液を用いた乳酸エステルの製造方法 |
-
2005
- 2005-07-27 JP JP2005217749A patent/JP4929639B2/ja not_active Expired - Fee Related
-
2006
- 2006-06-27 US US11/995,864 patent/US7696375B2/en not_active Expired - Fee Related
- 2006-06-27 WO PCT/JP2006/313177 patent/WO2007013259A1/en active Application Filing
- 2006-06-27 CN CN2006800256276A patent/CN101223126B/zh not_active Expired - Fee Related
- 2006-06-27 AU AU2006273509A patent/AU2006273509B2/en not_active Ceased
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102746149A (zh) * | 2012-07-19 | 2012-10-24 | 北京旭阳化工技术研究院有限公司 | 由丁二酸二铵酯化制备丁二酸单酯的方法 |
CN102746149B (zh) * | 2012-07-19 | 2014-06-11 | 旭阳化学技术研究院有限公司 | 由丁二酸二铵酯化制备丁二酸单酯的方法 |
Also Published As
Publication number | Publication date |
---|---|
US20090105501A1 (en) | 2009-04-23 |
JP4929639B2 (ja) | 2012-05-09 |
CN101223126B (zh) | 2011-10-12 |
AU2006273509B2 (en) | 2011-03-10 |
US7696375B2 (en) | 2010-04-13 |
AU2006273509A1 (en) | 2007-02-01 |
JP2007031361A (ja) | 2007-02-08 |
WO2007013259A1 (en) | 2007-02-01 |
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Legal Events
Date | Code | Title | Description |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: TEIJIN LIMITED Free format text: FORMER OWNER: TOYOTA MOTOR CORPORATION Effective date: 20121011 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20121011 Address after: Osaka Japan Patentee after: TEIJIN Ltd. Address before: Aichi Prefecture, Japan Patentee before: Toyota Motor Corp. |
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ASS | Succession or assignment of patent right |
Owner name: UNITIKA CORP Effective date: 20121030 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20121030 Address after: Osaka Japan Patentee after: TEIJIN Ltd. Patentee after: UNITIKA Ltd. Address before: Osaka Japan Patentee before: TEIJIN Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111012 Termination date: 20160627 |
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CF01 | Termination of patent right due to non-payment of annual fee |