ATE302768T1 - Glykolid herstellungsverfahren, und glykolsaüre zusammenstellung - Google Patents

Glykolid herstellungsverfahren, und glykolsaüre zusammenstellung

Info

Publication number: ATE302768T1
Authority: AT; Austria
Prior art keywords: glycolic acid; depolymerization; reaction system; depolymerization reaction; production method
Prior art date: 2001-03-06

Application number

AT02701729T

Other languages

English (en)

Inventor

K Yamane

Y Kawakami

Original Assignee

Kureha Chemical Ind Co Ltd

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.)

2001-03-06

Filing date

2002-03-05

Publication date

2005-09-15

2002-03-05 Application filed by Kureha Chemical Ind Co Ltd filed Critical Kureha Chemical Ind Co Ltd

2005-09-15 Application granted granted Critical

2005-09-15 Publication of ATE302768T1 publication Critical patent/ATE302768T1/de

Links

AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 title abstract 6
239000000203 mixture Substances 0.000 title abstract 3
RKDVKSZUMVYZHH-UHFFFAOYSA-N 1,4-dioxane-2,5-dione Chemical compound O=C1COC(=O)CO1 RKDVKSZUMVYZHH-UHFFFAOYSA-N 0.000 title abstract 2
238000004519 manufacturing process Methods 0.000 title 1
238000012691 depolymerization reaction Methods 0.000 abstract 5
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 2
150000001768 cations Chemical class 0.000 abstract 2
229910021645 metal ion Inorganic materials 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
-1 organic acid salt Chemical class 0.000 abstract 2
239000003381 stabilizer Substances 0.000 abstract 2
238000010438 heat treatment Methods 0.000 abstract 1
239000002904 solvent Substances 0.000 abstract 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)
Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

AT02701729T 2001-03-06 2002-03-05 Glykolid herstellungsverfahren, und glykolsaüre zusammenstellung ATE302768T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2001062436		2001-03-06
PCT/JP2002/002025 WO2002070508A2 (en)	2001-03-06	2002-03-05	Glycolide production process, and glycolic acid composition

Publications (1)

Publication Number	Publication Date
ATE302768T1 true ATE302768T1 (de)	2005-09-15

Family

ID=18921572

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT02701729T ATE302768T1 (de)	2001-03-06	2002-03-05	Glykolid herstellungsverfahren, und glykolsaüre zusammenstellung

Country Status (11)

Country	Link
US (1)	US6891048B2 (de)
EP (1)	EP1366037B1 (de)
JP (1)	JP4317690B2 (de)
KR (1)	KR100851267B1 (de)
CN (1)	CN1288144C (de)
AT (1)	ATE302768T1 (de)
AU (1)	AU2002234968A1 (de)
DE (1)	DE60205725T2 (de)
ES (1)	ES2246385T3 (de)
TW (1)	TWI224100B (de)
WO (1)	WO2002070508A2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20040231845A1 (en)	2003-05-15	2004-11-25	Cooke Claude E.	Applications of degradable polymers in wells
US20090107684A1 (en)	2007-10-31	2009-04-30	Cooke Jr Claude E	Applications of degradable polymers for delayed mechanical changes in wells
CN100532092C (zh) *	2004-09-08	2009-08-26	株式会社吴羽	聚乙醇酸树脂类多层片材
KR101274369B1 (ko)	2008-06-20	2013-06-13	아사히 가세이 케미칼즈 가부시키가이샤	α-히드록시산의 제조 방법
US8079413B2 (en)	2008-12-23	2011-12-20	W. Lynn Frazier	Bottom set downhole plug
US8899317B2 (en)	2008-12-23	2014-12-02	W. Lynn Frazier	Decomposable pumpdown ball for downhole plugs
EP2423261A1 (de) *	2009-04-20	2012-02-29	Kureha Corporation	Herstellungsverfahren für eine feste polyglykolsäureharzzusammensetzung
US9163477B2 (en)	2009-04-21	2015-10-20	W. Lynn Frazier	Configurable downhole tools and methods for using same
US9062522B2 (en)	2009-04-21	2015-06-23	W. Lynn Frazier	Configurable inserts for downhole plugs
US9109428B2 (en)	2009-04-21	2015-08-18	W. Lynn Frazier	Configurable bridge plugs and methods for using same
US9181772B2 (en)	2009-04-21	2015-11-10	W. Lynn Frazier	Decomposable impediments for downhole plugs
US9562415B2 (en)	2009-04-21	2017-02-07	Magnum Oil Tools International, Ltd.	Configurable inserts for downhole plugs
US9127527B2 (en)	2009-04-21	2015-09-08	W. Lynn Frazier	Decomposable impediments for downhole tools and methods for using same
CN101851227B (zh) *	2010-06-13	2012-11-14	杭州铭众生物科技有限公司	基于回收的聚羟基乙酸制备乙交酯的方法
RU2512306C1 (ru) *	2012-11-27	2014-04-10	Федеральное государственное бюджетное образовательно учреждение высшего профессионального образования "Национальный исследовательский Томский государственный университет"	Способ получения гликолида
MX377695B (es) *	2013-03-15	2025-03-11	Croda Inc	Alquiléteres de alcoholes grasos alcoxilados y productos que los contienen.
JP6128978B2 (ja)	2013-06-14	2017-05-17	パナソニック株式会社	燃料電池システムおよび燃料電池システム用モジュール
CN105315152A (zh) *	2014-07-24	2016-02-10	中国石油化工股份有限公司	聚乙醇酸低聚物的制备方法
CN104892564B (zh) *	2015-06-04	2017-07-07	中国科学院长春应用化学研究所	一种高分子量聚乳酸制备丙交酯的方法
JP6751164B2 (ja) *	2017-01-24	2020-09-02	株式会社クレハ	α−ヒドロキシカルボン酸２量体環状エステルの製造方法
CN111448294B (zh) *	2017-12-25	2022-11-18	陶氏环球技术有限责任公司	改性的油溶性聚亚烷基二醇
JP7064913B2 (ja)	2018-03-20	2022-05-11	株式会社クレハ	グリコリドの製造方法
JP7039345B2 (ja) *	2018-03-20	2022-03-22	株式会社クレハ	グリコリドの製造方法
EP3770154B1 (de) *	2018-03-20	2025-02-19	Kureha Corporation	Glykolidherstellungsverfahren
CA3116451C (en) *	2018-10-29	2023-05-23	Pujing Chemical Industry Co., Ltd	Glycolide production with low solid residue
JP7208384B2 (ja) *	2018-10-29	2023-01-18	プージンケミカルインダストリーカンパニーリミテッド	ポリグリコール酸メチルからのグリコリドの製造
CN112707885A (zh) *	2019-10-25	2021-04-27	中国石油化工股份有限公司	从解聚反应残渣中回收环状酯的方法
CN113717362B (zh) *	2021-04-30	2022-12-06	南京威尔药业科技有限公司	一种可注射用丙交酯乙交酯共聚物的悬浮聚合制备方法
CN115991645B (zh) *	2021-10-19	2025-11-25	中国石油化工股份有限公司	一种精制环状酯废液的回收处理方法、回收处理系统以及应用
CN116003248A (zh) *	2021-10-22	2023-04-25	中国石油化工股份有限公司	乙交酯制备过程中的混合洗涤溶液的回收方法及系统
CN114478472B (zh) *	2022-02-23	2024-02-13	中国科学院长春应用化学研究所	一种乙交酯的制备方法
CN115073415A (zh) *	2022-05-31	2022-09-20	江苏景宏新材料科技有限公司	一种制备高纯度乙交酯的方法
CN117903104A (zh) *	2022-10-10	2024-04-19	中国石油化工股份有限公司	一种回用乙交酯制备过程低聚物的方法和所得乙醇酸及制备乙交酯的方法
CN118994088B (zh) *	2023-05-17	2025-10-31	中国石油化工股份有限公司	一种连续化制备乙交酯的方法及其所得到的乙交酯

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2668162A (en) *	1952-03-20	1954-02-02	Du Pont	Preparation of high molecular weight polyhydroxyacetic ester
US4727163A (en) *	1985-07-11	1988-02-23	E. I. Du Pont De Nemours And Company	Process for preparing highly pure cyclic esters
US4835293A (en) *	1987-02-24	1989-05-30	E. I. Du Pont De Nemours And Company	Atmospheric pressure process for preparing pure 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
FR2692263B1 (fr)	1992-06-15	1994-09-23	Flamel Tech Sa	Procédé de préparation d'esters cycliques d'acides-alpha-hydroxycarboxyliques.
US5830991A (en) *	1996-02-09	1998-11-03	Kureha Kagaku Kagyo Kk	Preparation process and purification process of dimeric cyclic ester of hydroxycarboxylic acid

2002
- 2002-03-05 EP EP02701729A patent/EP1366037B1/de not_active Expired - Lifetime
- 2002-03-05 WO PCT/JP2002/002025 patent/WO2002070508A2/en not_active Ceased
- 2002-03-05 US US10/469,741 patent/US6891048B2/en not_active Expired - Lifetime
- 2002-03-05 DE DE60205725T patent/DE60205725T2/de not_active Expired - Lifetime
- 2002-03-05 JP JP2002569828A patent/JP4317690B2/ja not_active Expired - Lifetime
- 2002-03-05 KR KR1020037011626A patent/KR100851267B1/ko not_active Expired - Fee Related
- 2002-03-05 ES ES02701729T patent/ES2246385T3/es not_active Expired - Lifetime
- 2002-03-05 CN CNB028061594A patent/CN1288144C/zh not_active Expired - Lifetime
- 2002-03-05 AU AU2002234968A patent/AU2002234968A1/en not_active Abandoned
- 2002-03-05 AT AT02701729T patent/ATE302768T1/de not_active IP Right Cessation
- 2002-03-06 TW TW091104191A patent/TWI224100B/zh not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP1366037A2 (de)	2003-12-03
EP1366037B1 (de)	2005-08-24
KR100851267B1 (ko)	2008-08-08
DE60205725D1 (de)	2005-09-29
AU2002234968A1 (en)	2002-09-19
WO2002070508A3 (en)	2002-12-19
JP4317690B2 (ja)	2009-08-19
US6891048B2 (en)	2005-05-10
TWI224100B (en)	2004-11-21
WO2002070508A2 (en)	2002-09-12
DE60205725T2 (de)	2006-05-18
US20040087805A1 (en)	2004-05-06
ES2246385T3 (es)	2006-02-16
KR20040018338A (ko)	2004-03-03
JP2004519485A (ja)	2004-07-02
CN1496359A (zh)	2004-05-12
CN1288144C (zh)	2006-12-06

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Legal Events

Date	Code	Title	Description
2006-02-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties