DK2128152T3 - Fremgangsmåde til rensning af cykliske diestere af L- eller D-mælkesyre - Google Patents

Fremgangsmåde til rensning af cykliske diestere af L- eller D-mælkesyre

Info

Publication number: DK2128152T3
Authority: DK; Denmark
Prior art keywords: purification; lactic acid; cyclic diesters; diesters; cyclic
Prior art date: 2008-04-16

Application number

DK09450080.8T

Other languages

English (en)

Inventor

Gerald Rafler

Jutta Rafler

Andreas Windsperger

Robert Edlauer

Josef Gas

Original Assignee

Jungbunzlauer Austria Ag

Priority date (The priority date 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 date listed.)

2008-04-16

Filing date

2009-04-15

Publication date

2012-02-20

2009-04-15 Application filed by Jungbunzlauer Austria Ag filed Critical Jungbunzlauer Austria Ag

2012-02-20 Application granted granted Critical

2012-02-20 Publication of DK2128152T3 publication Critical patent/DK2128152T3/da

Links

JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 title 2
229930182843 D-Lactic acid Natural products 0.000 title 1
JVTAAEKCZFNVCJ-UWTATZPHSA-N D-lactic acid Chemical compound C[C@@H](O)C(O)=O JVTAAEKCZFNVCJ-UWTATZPHSA-N 0.000 title 1
-1 cyclic diesters Chemical class 0.000 title 1
229940022769 d- lactic acid Drugs 0.000 title 1
238000000034 method Methods 0.000 title 1
238000000746 purification Methods 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
- C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Polyesters Or Polycarbonates (AREA)
Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)

DK09450080.8T 2008-04-16 2009-04-15 Fremgangsmåde til rensning af cykliske diestere af L- eller D-mælkesyre DK2128152T3 (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
ATA599/2008A AT506768B1 (de)	2008-04-16	2008-04-16	Verfahren zur reinigung zyklischer diester der l- bzw. d-milchsäure

Publications (1)

Publication Number	Publication Date
DK2128152T3 true DK2128152T3 (da)	2012-02-20

Family

ID=41152178

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK09450080.8T DK2128152T3 (da)	2008-04-16	2009-04-15	Fremgangsmåde til rensning af cykliske diestere af L- eller D-mælkesyre

Country Status (6)

Country	Link
EP (1)	EP2128152B1 (da)
AT (2)	AT506768B1 (da)
DK (1)	DK2128152T3 (da)
ES (1)	ES2377595T3 (da)
PL (1)	PL2128152T3 (da)
PT (1)	PT2128152E (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN111334412B (zh) *	2020-04-02	2025-02-07	浙江绿华环境科技有限公司	一种内置加热装置的滚筒式循环发酵罐

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* Cited by examiner, † Cited by third party
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US6005067A (en)	1992-01-24	1999-12-21	Cargill Incorporated	Continuous process for manufacture of lactide polymers with controlled optical purity
US5142023A (en)	1992-01-24	1992-08-25	Cargill, Incorporated	Continuous process for manufacture of lactide polymers with controlled optical purity
ATE466897T1 (de)	1992-01-24	2010-05-15	Cargill Inc	Kontinuierliches verfahren zur herstellung von lactid und lactid polymeren
US6326458B1 (en)	1992-01-24	2001-12-04	Cargill, Inc.	Continuous process for the manufacture of lactide and lactide polymers
US5236560A (en)	1992-03-13	1993-08-17	E. I. Du Pont De Nemours And Company	Solventless dimeric cyclic ester distillation process
JP3307748B2 (ja)	1993-03-31	2002-07-24	大日本インキ化学工業株式会社	乳酸系共重合ポリエステルの製造方法
US5359026A (en)	1993-07-30	1994-10-25	Cargill, Incorporated	Poly(lactide) copolymer and process for manufacture thereof
JPH07206891A (ja)	1993-12-02	1995-08-08	Seikagaku Kogyo Co Ltd	イズロン酸誘導体及びその製造方法
JPH07165753A (ja)	1993-12-08	1995-06-27	Musashino Kagaku Kenkyusho:Kk	ラクチドの精製方法
JP2959375B2 (ja)	1994-01-25	1999-10-06	株式会社島津製作所	ラクチドの精製法および重合法
US5616657A (en)	1994-07-20	1997-04-01	Dainippon Ink And Chemicals, Inc.	Process for the preparation of high molecular lactic copolymer polyester
US5770682A (en)	1995-07-25	1998-06-23	Shimadzu Corporation	Method for producing polylactic acid
JP3482748B2 (ja)	1995-09-11	2004-01-06	大日本インキ化学工業株式会社	乳酸系ポリエステルの製造方法
JP3330284B2 (ja)	1996-07-03	2002-09-30	株式会社神戸製鋼所	ポリ乳酸の製造方法
DE19628472A1 (de)	1996-07-15	1998-01-29	Brussels Biotech S A	Aliphatischer Polyester und/oder Copolyester und Verfahren zu seiner Herstellung
US5770982A (en)	1996-10-29	1998-06-23	Sematech, Inc.	Self isolating high frequency saturable reactor
FI107337B (fi)	1997-02-14	2001-07-13	Fortum Oil & Gas Oy	Menetelmä laktidin polymeroimiseksi
US5866682A (en)	1997-05-15	1999-02-02	University Of Utah Research Foundation	Conopeptides AuIA, AuIB and AuIC
BE1011197A3 (fr)	1997-06-06	1999-06-01	Brussels Biotech En Abrege Bb	Procede de purification d'acide lactique.
BE1011759A3 (fr)	1998-02-24	1999-12-07	Brussels Biotech S A	Procede de production d'esters cycliques.
EP1136480A1 (fr)	2000-03-23	2001-09-26	Brussels Biotech	Procedé de purification d'esters cycliques
DE10020898B4 (de)	2000-04-20	2004-02-05	Inventa-Fischer Gmbh	Verfahren zur Herstellung von Polymilchsäure und Vorrichtung hierzu
BE1015060A3 (fr)	2002-08-06	2004-09-07	Brussels Biotech Nv Sa	Procede de production de polylactide au depart d'une solution d'acide lactique ou d'un de ses derives.
JP2004149419A (ja) *	2002-10-28	2004-05-27	Musashino Chemical Laboratory Ltd	ラクチドの製造方法
CA2552395A1 (en)	2003-12-10	2005-06-23	Tate & Lyle Public Limited Company	Purification process for lactide

2008
- 2008-04-16 AT ATA599/2008A patent/AT506768B1/de active
2009
- 2009-04-15 EP EP09450080A patent/EP2128152B1/de active Active
- 2009-04-15 ES ES09450080T patent/ES2377595T3/es active Active
- 2009-04-15 PT PT09450080T patent/PT2128152E/pt unknown
- 2009-04-15 DK DK09450080.8T patent/DK2128152T3/da active
- 2009-04-15 PL PL09450080T patent/PL2128152T3/pl unknown
- 2009-04-15 AT AT09450080T patent/ATE533753T1/de active

Also Published As

Publication number	Publication date
PL2128152T3 (pl)	2012-05-31
EP2128152B1 (de)	2011-11-16
EP2128152A1 (de)	2009-12-02
ES2377595T3 (es)	2012-03-29
AT506768B1 (de)	2013-10-15
AT506768A1 (de)	2009-11-15
ATE533753T1 (de)	2011-12-15
PT2128152E (pt)	2012-02-17

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