DE69507957T2 - Integriertes verfahren zur herstellung von lactid - Google Patents

Integriertes verfahren zur herstellung von lactid

Info

Publication number
DE69507957T2
DE69507957T2 DE69507957T DE69507957T DE69507957T2 DE 69507957 T2 DE69507957 T2 DE 69507957T2 DE 69507957 T DE69507957 T DE 69507957T DE 69507957 T DE69507957 T DE 69507957T DE 69507957 T2 DE69507957 T2 DE 69507957T2
Authority
DE
Germany
Prior art keywords
lactid
producing
integrated method
integrated
producing lactid
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
Application number
DE69507957T
Other languages
English (en)
Other versions
DE69507957D1 (de
Inventor
William O'brien
Lisa Cariello
Theodore Wells
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ECOLOGICAL CHEM PROD
Original Assignee
ECOLOGICAL CHEM PROD
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 ECOLOGICAL CHEM PROD filed Critical ECOLOGICAL CHEM PROD
Application granted granted Critical
Publication of DE69507957D1 publication Critical patent/DE69507957D1/de
Publication of DE69507957T2 publication Critical patent/DE69507957T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
DE69507957T 1994-08-18 1995-08-14 Integriertes verfahren zur herstellung von lactid Expired - Lifetime DE69507957T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/292,756 US5521278A (en) 1994-08-18 1994-08-18 Integrated process for the manufacture of lactide
PCT/US1995/009643 WO1996006092A1 (en) 1994-08-18 1995-08-14 Integrated process for the manufacture of lactide

Publications (2)

Publication Number Publication Date
DE69507957D1 DE69507957D1 (de) 1999-04-01
DE69507957T2 true DE69507957T2 (de) 1999-10-21

Family

ID=23126047

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69507957T Expired - Lifetime DE69507957T2 (de) 1994-08-18 1995-08-14 Integriertes verfahren zur herstellung von lactid

Country Status (8)

Country Link
US (1) US5521278A (de)
EP (1) EP0777664B1 (de)
JP (1) JPH10504563A (de)
AU (1) AU3235395A (de)
BR (1) BR9508618A (de)
CA (1) CA2197644A1 (de)
DE (1) DE69507957T2 (de)
WO (1) WO1996006092A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10020898A1 (de) * 2000-04-20 2002-01-10 Inventa Fischer Gmbh Verfahren zur Herstellung von Polymilchsäure und Vorrichtung hierzu
US8569517B2 (en) 2007-09-03 2013-10-29 Uhde Inventa-Fischer Gmbh Cleaning device for separating dilactide from mixtures, polymerisation device, method for separating dilactide from mixtures and use thereof

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3301311B2 (ja) * 1996-05-24 2002-07-15 株式会社神戸製鋼所 ２−ヒドロキシカルボン酸オリゴマーの連続製造方法
US6229046B1 (en) 1997-10-14 2001-05-08 Cargill, Incorported Lactic acid processing methods arrangements and products
US6475759B1 (en) * 1997-10-14 2002-11-05 Cargill, Inc. Low PH lactic acid fermentation
JP4565208B2 (ja) * 2000-03-31 2010-10-20 株式会社クレハ グリコリドの精製方法
US6984293B2 (en) * 2001-03-15 2006-01-10 Tate & Lyle Ingredients Azeotropic distillation of cyclic esters of hydroxy organic acids
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.
MXPA06006613A (es) * 2003-12-10 2007-01-26 Tate & Lyle Plc Proceso de purificacion de lactido.
JP4565278B2 (ja) * 2004-03-10 2010-10-20 株式会社日立プラントテクノロジー ラクチド合成方法及びラクチド合成装置
CN100417651C (zh) * 2005-06-22 2008-09-10 西北师范大学 催化乳酸合成丙交酯的方法
CN100417652C (zh) * 2005-08-25 2008-09-10 西北师范大学 一种蒙脱土催化乳酸合成丙交酯的方法
JP4696824B2 (ja) * 2005-10-07 2011-06-08 株式会社日立プラントテクノロジー ポリエステルの製造方法及びポリエステルの製造装置
KR101297937B1 (ko) 2006-07-14 2013-08-19 킴벌리-클라크 월드와이드, 인크. 부직 웹에 사용하기 위한 생분해성 지방족 폴리에스테르
US8710172B2 (en) * 2006-07-14 2014-04-29 Kimberly-Clark Worldwide, Inc. Biodegradable aliphatic-aromatic copolyester for use in nonwoven webs
KR101297865B1 (ko) * 2006-07-14 2013-08-19 킴벌리-클라크 월드와이드, 인크. 부직 웹에 사용하기 위한 생분해성 폴리락트산
JP2010513594A (ja) * 2006-12-15 2010-04-30 キンバリー クラーク ワールドワイド インコーポレイテッド 繊維の形成に使用する生分解性ポリエステル
BRPI0622175A2 (pt) * 2006-12-15 2011-12-27 Kimberly Clark Co Ácidos polilÁticos biodegradÁveis para uso na formaÇço de fibras
EP2679222A1 (de) 2007-03-30 2014-01-01 Laccure Ab Verwendung von milchsäure-oligomeren bei der behandlung von gynäkologischen infektionen
MX2010002031A (es) * 2007-08-22 2010-03-15 Kimberly Clark Co Filamentos biodegradables de componentes múltiples y telas no tejidas formadas de los mismos.
CN101896649B (zh) * 2007-12-13 2012-07-18 金伯利-克拉克环球有限公司 由包含聚乳酸和聚醚共聚物的热塑性组合物形成的生物可降解纤维
JP5459974B2 (ja) * 2008-04-11 2014-04-02 株式会社日立製作所 精製乳酸環状二量体の製造方法及び製造装置、並びに、ポリ乳酸の製造方法及び製造装置
BRPI0822434B1 (pt) * 2008-05-30 2018-05-29 Kimberly-Clark Worldwide, Inc. Trama não tecida, artigo absorvente e método para formar a trama não tecida
AT507580B1 (de) * 2008-11-19 2011-10-15 Jungbunzlauer Austria Ag Verfahren zur reinigung zyklischer diester der milchsäure
JP5229268B2 (ja) * 2010-05-10 2013-07-03 株式会社日立プラントテクノロジー ポリ乳酸の合成装置及び方法
US8501875B2 (en) 2010-10-28 2013-08-06 Covidien Lp Surface induced ring-opening polymerization and medical devices formed therefrom
US8461262B2 (en) 2010-12-07 2013-06-11 Kimberly-Clark Worldwide, Inc. Polylactic acid fibers
US20130331543A1 (en) 2011-02-18 2013-12-12 Sulzer Chemtech Ag Method for the Manufacture of a Polyhydroxy-Carboxylic Acid
US20120245322A1 (en) * 2011-03-25 2012-09-27 Hyundai Motor Company Manufacturing lactide from lactic acid
KR101326521B1 (ko) * 2011-05-26 2013-11-07 현대자동차주식회사 유산으로부터 락타이드의 제조 방법
CN104080833B (zh) * 2011-11-04 2016-05-11 蒂森克虏伯工业解决方案股份公司 用于可聚合乳酸的品质测试以及其生产方法
KR101395357B1 (ko) 2011-12-29 2014-05-15 주식회사 삼양사 폴리락트산-폴리실록산 공중합체 및 그 제조 방법
KR101376485B1 (ko) * 2012-08-17 2014-04-01 한국화학연구원 다발관 강하막 반응기를 이용한 락타이드 제조 방법
EP2777791A1 (de) * 2013-03-11 2014-09-17 Sulzer Chemtech AG Verfahren und Vorrichtung zum Reinigen eines Stromes mit einem zyklischen Ester einer Alpha-Hydroxycarboxylsäure
BR112015027931B1 (pt) 2013-05-06 2020-05-12 Futerro S. A. Processo para recuperar e aperfeiçoar a produção de meso-lactida a partir de um fluxo que contém lactida bruta
WO2015112098A1 (en) * 2014-01-23 2015-07-30 Ptt Public Company Limited Process for manufacturing lactide from plastics having polylactic acid
KR102277898B1 (ko) 2014-07-03 2021-07-15 삼성전자주식회사 산물 생산능이 향상된 효모 및 그를 이용한 산물을 생산하는 방법
KR20160046615A (ko) 2014-10-21 2016-04-29 삼성전자주식회사 폴리우레탄 엘라스토머, 이를 포함하는 열가소성 수지 조성물, 열가소성 수지조성물로 이루어진 성형품 및 폴리우레탄 엘라스토머 제조방법
BR112017023064B1 (pt) * 2015-04-30 2022-05-24 Purac Biochem B.V. Método para fabricar lactídeo
JP7194123B2 (ja) 2017-05-31 2022-12-21 エスケー ケミカルズ カンパニー リミテッド ポリエステル樹脂とその製造方法およびこれから形成された樹脂成形品
WO2018236111A2 (ko) 2017-06-22 2018-12-27 에스케이케미칼주식회사 폴리에스테르 용기, 이의 제조 방법
KR20190001551A (ko) 2017-06-26 2019-01-04 에스케이케미칼 주식회사 폴리에스테르 필름 및 이의 제조 방법
CN110204527B (zh) * 2019-06-20 2021-12-17 南京大学 一种基于催化剂配制成浆料的丙交酯制备工艺
CN112851628A (zh) * 2019-11-26 2021-05-28 南京华基塔业有限公司 一种由乳酸制备丙交酯的反应系统及方法
CN112898266B (zh) * 2021-01-29 2021-11-19 安徽丰原生物技术股份有限公司 工业化制备l-丙交酯的装置及方法
CN113582964B (zh) * 2021-08-23 2022-04-12 扬州惠通科技股份有限公司 一种丙交酯连续化生产系统及生产方法
CN116063271A (zh) * 2021-10-31 2023-05-05 中国石油化工股份有限公司 一种高分子量乳酸低聚物制备丙交酯的方法
WO2023139207A1 (en) 2022-01-21 2023-07-27 Purac Biochem B.V. Method for processing lactides
CN116283889A (zh) * 2023-03-29 2023-06-23 中国科学院长春应用化学研究所 一种乙交酯的制备方法和制备装置

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT279547B (de) * 1967-04-14 1970-03-10 Buchs Metallwerk Ag Verfahren und Vorrichtung zur Trennung oder Reinigung schmelzflüssiger, flüssiger oder gelöster Stoffe durch fraktioniertes Kristallisieren
EP0261572A1 (de) * 1986-09-20 1988-03-30 Boehringer Ingelheim Kg Verfahren zur Herstellung von Lactid
DE3781133T2 (de) * 1986-12-19 1993-06-24 Akzo Nv Herstellung von polymilchsaeure und copolymeren daraus.
US4835293A (en) * 1987-02-24 1989-05-30 E. I. Du Pont De Nemours And Company Atmospheric pressure process for preparing pure cyclic esters
US5223630A (en) * 1989-10-10 1993-06-29 E. I. Du Pont De Nemours And Company Glycolide purification process
US5043458A (en) * 1990-05-03 1991-08-27 E. I. Du Pont De Nemours And Company One-step continuous process for preparing 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
US5023349A (en) * 1990-05-08 1991-06-11 E. I. Du Pont De Nemours And Company Continuous process for rapid conversion of oligomers to cyclic esters
US5023350A (en) * 1990-05-24 1991-06-11 E. I. Du Pont De Nemours And Company Process for the purification of cyclic esters
US5138074A (en) * 1990-06-28 1992-08-11 E. I. Du Pont De Nemours And Company Continuous catalyzed vapor phase dimeric cyclic ester process
JP2744696B2 (ja) * 1990-07-13 1998-04-28 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー ラクチドの高収率再生方法
US5089632A (en) * 1991-01-30 1992-02-18 E. I. Du Pont De Nemours And Company Process for preparing cyclic esters using a fluorocarbon
US5326887A (en) * 1991-02-27 1994-07-05 E. I. Du Pont De Nemours And Company Process for the preparation of 1,4-dioxane-2,5-diones
US5196581A (en) * 1991-05-01 1993-03-23 Utah State University Foundation Alkylcarbamoylborane cyclic dimers
US5264626A (en) * 1991-11-22 1993-11-23 E. I. Du Pont De Nemours And Company Rapid depolymerization of polyhydroxy acids
US5229528A (en) * 1991-11-22 1993-07-20 E. I. Du Pont De Nemours And Company Rapid depolymerization of polyhydroxy acids
US5264614A (en) * 1991-11-22 1993-11-23 E. I. Du Pont De Nemours And Company Recovery of polyhydroxy acids
US5208297A (en) * 1991-12-30 1993-05-04 E. I. Du Pont De Nemours And Company Rare earth metal coordination compounds as lactone polymerization catalysts
US5247059A (en) * 1992-01-24 1993-09-21 Cargill, Incorporated Continuous process for the manufacture of a purified lactide from esters of lactic acid
US5142023A (en) * 1992-01-24 1992-08-25 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US5247058A (en) * 1992-01-24 1993-09-21 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
NZ249033A (en) * 1992-01-24 1996-05-28 Cargill Inc Preparation of a polylactide from a lactide which has been purified by distillation
US5258488A (en) * 1992-01-24 1993-11-02 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US6326458B1 (en) * 1992-01-24 2001-12-04 Cargill, Inc. Continuous process for the manufacture of lactide and lactide polymers
US5288881A (en) * 1992-03-12 1994-02-22 E. I. Du Pont De Nemours And Company Continuous reduced pressure dimeric cyclic ester production
US5236560A (en) * 1992-03-13 1993-08-17 E. I. Du Pont De Nemours And Company Solventless dimeric cyclic ester distillation process
JPH0665230A (ja) * 1992-08-19 1994-03-08 Showa Denko Kk ラクチドの製造方法
US5310599A (en) * 1993-05-06 1994-05-10 E. I. Du Pont De Nemours And Company Method for making polymers of alpha-hydroxy acids

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10020898A1 (de) * 2000-04-20 2002-01-10 Inventa Fischer Gmbh Verfahren zur Herstellung von Polymilchsäure und Vorrichtung hierzu
DE10020898B4 (de) * 2000-04-20 2004-02-05 Inventa-Fischer Gmbh Verfahren zur Herstellung von Polymilchsäure und Vorrichtung hierzu
US8569517B2 (en) 2007-09-03 2013-10-29 Uhde Inventa-Fischer Gmbh Cleaning device for separating dilactide from mixtures, polymerisation device, method for separating dilactide from mixtures and use thereof
US8940910B2 (en) 2007-09-03 2015-01-27 Uhde Inventa-Fischer Gmbh Cleaning device for separating dilactide from mixtures, polymerisation device, method for separating dilactide from mixtures and use thereof

Also Published As

Publication number Publication date
BR9508618A (pt) 1997-09-30
EP0777664A1 (de) 1997-06-11
EP0777664B1 (de) 1999-02-24
JPH10504563A (ja) 1998-05-06
AU3235395A (en) 1996-03-14
WO1996006092A1 (en) 1996-02-29
US5521278A (en) 1996-05-28
CA2197644A1 (en) 1996-02-29
DE69507957D1 (de) 1999-04-01

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