MX337821B - Metodo para la produccion de una mezcla de derivados de lactida. - Google Patents

Metodo para la produccion de una mezcla de derivados de lactida.

Info

Publication number
MX337821B
MX337821B MX2013009783A MX2013009783A MX337821B MX 337821 B MX337821 B MX 337821B MX 2013009783 A MX2013009783 A MX 2013009783A MX 2013009783 A MX2013009783 A MX 2013009783A MX 337821 B MX337821 B MX 337821B
Authority
MX
Mexico
Prior art keywords
hydroxycarboxylic acids
overspray
preparing
painting
mixture
Prior art date
Application number
MX2013009783A
Other languages
English (en)
Inventor
Wolfgang Tietz
Joachim Schulze
Rainer Hagen
Adam Bastiaan Verweij
Udo Mühlbauer
Klaus-Dieter Göhler Fallecido
Original Assignee
Uhde Gmbh
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.)
Filing date
Publication date
Application filed by Uhde Gmbh filed Critical Uhde Gmbh
Publication of MX337821B publication Critical patent/MX337821B/es

Links

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
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B55/00—Racemisation; Complete or partial inversion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

La presente invención se refiere a tres modalidades para la producción de una mezcla de diésteres cíclicos derivados del ácido láctico, y en particular a un racemato de dilactida. Es posible partir a elección de los correspondientes ácidos a-hidroxicarboxílicos, de los correspondientes diésteres u oligomeros cíclicos de los correspondientes ácidos a-hidroxicarboxílicos.
MX2013009783A 2008-08-29 2011-02-14 Metodo para la produccion de una mezcla de derivados de lactida. MX337821B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008044947 2008-08-29

Publications (1)

Publication Number Publication Date
MX337821B true MX337821B (es) 2016-03-22

Family

ID=41382360

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2011001726A MX2011001726A (es) 2008-08-29 2009-08-28 Metodo para la produccion de una mezcla de derivados de lactida.
MX2013009783A MX337821B (es) 2008-08-29 2011-02-14 Metodo para la produccion de una mezcla de derivados de lactida.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
MX2011001726A MX2011001726A (es) 2008-08-29 2009-08-28 Metodo para la produccion de una mezcla de derivados de lactida.

Country Status (12)

Country Link
US (1) US8957229B2 (es)
EP (2) EP2321294B1 (es)
KR (2) KR101698915B1 (es)
CN (2) CN102131796B (es)
CA (2) CA2734102C (es)
ES (2) ES2554803T3 (es)
HK (1) HK1157785A1 (es)
MX (2) MX2011001726A (es)
RU (2) RU2541567C2 (es)
UA (1) UA108835C2 (es)
WO (1) WO2010022966A2 (es)
ZA (1) ZA201100231B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140077877A (ko) 2011-07-15 2014-06-24 플라시카 리미티드 분리방법
KR101459819B1 (ko) * 2012-04-04 2014-11-07 현대자동차주식회사 유산염으로부터 락타이드의 제조방법
US20150152449A1 (en) * 2012-06-11 2015-06-04 Plaxica Limited Lactate Production Process
BR112015016103A2 (pt) * 2013-02-08 2017-07-11 Total Res & Technology Feluy processo para preparar ésteres cíclicos e amidas cíclicas
KR101467202B1 (ko) * 2013-06-21 2014-12-01 한국화학연구원 젖산으로부터 락타이드 직접 제조용 성형 촉매 및 이의 제조 방법
EP3030216B1 (en) * 2013-08-09 2019-12-18 The Chemours Company FC, LLC Skin care compositions having cyclic diesters and methods thereof
WO2017041017A1 (en) * 2015-09-02 2017-03-09 Colorado State University Research Foundation Transformations of meso-lactide
CN105669638A (zh) * 2016-02-29 2016-06-15 中国科学院长春应用化学研究所 一种丙交酯立体异构体混合物的制备方法
EP3318590B1 (de) 2016-11-08 2020-08-05 thyssenkrupp AG Verfahren zur abtrennung von flüchtigen verbindungen aus viskosen produkten mit einem dünnschichtverdampfer
CN106995429B (zh) * 2017-05-22 2019-06-04 浙江海正生物材料股份有限公司 一种内消旋丙交酯的分离方法
CN111057040B (zh) * 2019-11-05 2024-02-06 浙江工业大学 一种形状选择性沸石负载催化剂催化合成丙交酯的方法
CN115536628B (zh) * 2021-06-29 2024-05-31 中船鹏力(南京)塑造科技有限公司 一种粗丙交酯的提纯方法
CN113512181B (zh) * 2021-08-09 2022-08-12 重庆大学 一种可低温加工的聚乳酸及其制备方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4643734A (en) 1983-05-05 1987-02-17 Hexcel Corporation Lactide/caprolactone polymer, method of making the same, composites thereof, and prostheses produced therefrom
JPH02500593A (ja) * 1987-06-16 1990-03-01 ベーリンガー　インゲルハイム　コマンディットゲゼルシャフト メソラクチド及びその製造方法
US5214159A (en) * 1987-06-16 1993-05-25 Boehringer Ingelheim Gmbh Meso-lactide
US5319107A (en) * 1990-09-18 1994-06-07 Biopak Technology, Ltd. Method to produce cyclic esters
US5091544A (en) * 1990-05-08 1992-02-25 E. I. Du Pont De Nemours And Company Process for rapid conversion of oligomers to cyclic esters
US6005067A (en) * 1992-01-24 1999-12-21 Cargill Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
DE4230951A1 (de) 1992-09-16 1994-03-17 Basf Ag Verfahren zur Herstellung von Glykolid und Lactid
US5463086A (en) * 1993-03-24 1995-10-31 Dainippon Ink And Chemicals, Inc. Process for producing lactides and process for purifying crude lactides
JPH07165753A (ja) * 1993-12-08 1995-06-27 Musashino Kagaku Kenkyusho:Kk ラクチドの精製方法
DE4407036A1 (de) * 1994-03-03 1995-09-07 Basf Ag Verfahren zur Herstellung von Lactid
US5801255A (en) 1996-08-01 1998-09-01 Shimadzu Corporation Method for producing lactide and apparatus used therefor
DE19902879A1 (de) 1999-01-25 2000-08-03 Wolff Walsrode Ag Verfahren zur Herstellung von hochreinem Dilactid
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.
JP2004204128A (ja) 2002-12-26 2004-07-22 Mitsubishi Plastics Ind Ltd 熱成形用ポリ乳酸系重合体組成物、熱成形用ポリ乳酸系重合体シート、及びこれを用いた熱成形体
MXPA06006613A (es) * 2003-12-10 2007-01-26 Tate & Lyle Plc Proceso de purificacion de lactido.
US7507561B2 (en) * 2004-05-20 2009-03-24 Reliance Life Sciences Pvt. Ltd. Process for the production of polylactic acid (PLA) from renewable feedstocks
RU2301230C2 (ru) * 2005-03-23 2007-06-20 Российский химико-технологический университет им. Д.И. Менделеева Способ получения лактида

Also Published As

Publication number Publication date
CN103896908A (zh) 2014-07-02
CN102131796A (zh) 2011-07-20
CA2734102C (en) 2016-06-07
KR101683110B1 (ko) 2016-12-07
UA108835C2 (uk) 2015-06-25
WO2010022966A3 (de) 2010-06-24
KR101698915B1 (ko) 2017-01-23
CA2912934A1 (en) 2010-03-04
ZA201100231B (en) 2011-09-28
ES2554803T3 (es) 2015-12-23
EP2392570A1 (de) 2011-12-07
CA2734102A1 (en) 2010-03-04
ES2527180T3 (es) 2015-01-21
EP2321294A2 (de) 2011-05-18
KR20160015258A (ko) 2016-02-12
RU2011107123A (ru) 2012-10-10
US20120149920A1 (en) 2012-06-14
WO2010022966A8 (de) 2010-05-06
EP2321294B1 (de) 2015-09-30
RU2013146402A (ru) 2015-04-27
CN102131796B (zh) 2015-05-27
CN103896908B (zh) 2016-08-31
MX2011001726A (es) 2011-08-17
KR20110045097A (ko) 2011-05-03
EP2392570B1 (de) 2014-10-01
WO2010022966A2 (de) 2010-03-04
RU2541567C2 (ru) 2015-02-20
US8957229B2 (en) 2015-02-17
HK1157785A1 (en) 2012-07-06

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