TW200519137A - Process for producing aliphatic polyester - Google Patents
Process for producing aliphatic polyesterInfo
- Publication number
- TW200519137A TW200519137A TW093131176A TW93131176A TW200519137A TW 200519137 A TW200519137 A TW 200519137A TW 093131176 A TW093131176 A TW 093131176A TW 93131176 A TW93131176 A TW 93131176A TW 200519137 A TW200519137 A TW 200519137A
- Authority
- TW
- Taiwan
- Prior art keywords
- aliphatic polyester
- initiator
- molecular weight
- cyclic ester
- weight modifier
- Prior art date
Links
Classifications
-
- 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
- C08G63/91—Polymers modified by chemical after-treatment
- C08G63/912—Polymers modified by chemical after-treatment derived from hydroxycarboxylic acids
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Polyesters Or Polycarbonates (AREA)
- Biological Depolymerization Polymers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003355436 | 2003-10-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200519137A true TW200519137A (en) | 2005-06-16 |
TWI358417B TWI358417B (zh) | 2012-02-21 |
Family
ID=34431206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW093131176A TW200519137A (en) | 2003-10-15 | 2004-10-14 | Process for producing aliphatic polyester |
Country Status (8)
Country | Link |
---|---|
US (1) | US7538178B2 (zh) |
EP (1) | EP1686146B1 (zh) |
JP (1) | JP4672554B2 (zh) |
CN (1) | CN100410293C (zh) |
AT (1) | ATE422510T1 (zh) |
DE (1) | DE602004019443D1 (zh) |
TW (1) | TW200519137A (zh) |
WO (1) | WO2005035623A1 (zh) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090107684A1 (en) | 2007-10-31 | 2009-04-30 | Cooke Jr Claude E | Applications of degradable polymers for delayed mechanical changes in wells |
US20040231845A1 (en) | 2003-05-15 | 2004-11-25 | Cooke Claude E. | Applications of degradable polymers in wells |
WO2005044894A1 (ja) * | 2003-11-05 | 2005-05-19 | Kureha Corporation | 脂肪族ポリエステルの製造方法 |
US7538179B2 (en) | 2004-11-04 | 2009-05-26 | Kureha Corporation | Process for producing aliphatic polyester |
JP4965431B2 (ja) | 2005-03-08 | 2012-07-04 | 株式会社クレハ | 脂肪族ポリエステル樹脂組成物 |
US8304500B2 (en) | 2005-10-28 | 2012-11-06 | Kureha Corporation | Polyglycolic acid resin particle composition and process for production thereof |
JP5089133B2 (ja) * | 2005-10-31 | 2012-12-05 | 株式会社クレハ | 脂肪族ポリエステル組成物の製造方法 |
CN101316877B (zh) * | 2005-11-24 | 2011-11-23 | 株式会社吴羽 | 聚乙醇酸树脂的耐水性的控制方法 |
JP5164576B2 (ja) * | 2005-12-02 | 2013-03-21 | 株式会社クレハ | ポリグリコール酸樹脂組成物 |
WO2007086563A1 (ja) * | 2006-01-30 | 2007-08-02 | Kureha Corporation | 脂肪族ポリエステルの製造方法 |
JP5291461B2 (ja) * | 2006-07-07 | 2013-09-18 | 株式会社クレハ | 脂肪族ポリエステル組成物およびその製造方法 |
JP5280007B2 (ja) | 2006-08-02 | 2013-09-04 | 株式会社クレハ | ヒドロキシカルボン酸の精製方法、環状エステルの製造方法およびポリヒドロキシカルボン酸の製造方法 |
US8899317B2 (en) | 2008-12-23 | 2014-12-02 | W. Lynn Frazier | Decomposable pumpdown ball for downhole plugs |
US8079413B2 (en) | 2008-12-23 | 2011-12-20 | W. Lynn Frazier | Bottom set downhole plug |
US9109428B2 (en) | 2009-04-21 | 2015-08-18 | W. Lynn Frazier | Configurable bridge plugs and methods for using same |
US9163477B2 (en) | 2009-04-21 | 2015-10-20 | W. Lynn Frazier | Configurable downhole tools and methods for using same |
US9562415B2 (en) | 2009-04-21 | 2017-02-07 | Magnum Oil Tools International, Ltd. | Configurable inserts for downhole plugs |
US9181772B2 (en) | 2009-04-21 | 2015-11-10 | W. Lynn Frazier | Decomposable impediments for downhole plugs |
US9062522B2 (en) | 2009-04-21 | 2015-06-23 | W. Lynn Frazier | 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 |
US9023972B2 (en) | 2010-01-25 | 2015-05-05 | University of Pittsburgh—of the Commonwealth System of Higher Education | Polyesters, methods of making polyesters and uses therefor |
US8501875B2 (en) | 2010-10-28 | 2013-08-06 | Covidien Lp | Surface induced ring-opening polymerization and medical devices formed therefrom |
JP5946309B2 (ja) * | 2011-04-11 | 2016-07-06 | 株式会社クレハ | 脂肪族ポリエステル系樹脂組成物、及びその製造方法 |
JP6144562B2 (ja) | 2013-07-22 | 2017-06-07 | 株式会社クレハ | 脂肪族ポリエステルの製造方法 |
CN109400854B (zh) * | 2018-10-29 | 2021-08-31 | 深圳市鑫元素新材料科技有限公司 | 一种聚己内酯高聚物及制备方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USB698364I5 (zh) * | 1957-11-25 | |||
JPS5794019A (en) * | 1980-12-02 | 1982-06-11 | Takeda Chem Ind Ltd | Production of oxazoline ring-terminated polyester- polyamide |
JPH0613602B2 (ja) | 1987-07-14 | 1994-02-23 | 三井東圧化学株式会社 | d▲l▼−乳酸−グリコール酸共重合物の製造方法 |
JP3228977B2 (ja) * | 1991-03-14 | 2001-11-12 | ジョーンズ・マンヴィル・インターナショナル・インコーポレーテッド | カルボジイミド変性ポリエステル繊維およびその製造方法 |
JP3988195B2 (ja) * | 1996-07-12 | 2007-10-10 | トヨタ自動車株式会社 | ラクチドの精製法および重合法 |
JPH10109983A (ja) * | 1996-10-04 | 1998-04-28 | Mitsubishi Gas Chem Co Inc | 環状エステルの製造方法および精製方法 |
JP3547275B2 (ja) * | 1996-12-02 | 2004-07-28 | ダイセル化学工業株式会社 | 脂肪族ポリエステルの製造方法 |
JP3681291B2 (ja) * | 1998-10-29 | 2005-08-10 | 三井化学株式会社 | ポリマーの製造方法 |
WO2000029460A1 (fr) | 1998-11-13 | 2000-05-25 | Daicel Chemical Industries, Ltd. | Copolymere aliphatique, procede de production, composition de resine polyester aliphatique, diverses utilisations, composition de revetement, et composition particulaire horticole ou agricole comprenant le film de revetement degradable |
JP2000159865A (ja) * | 1998-12-01 | 2000-06-13 | Mitsui Chemicals Inc | 生体吸収性ポリエステルの製造方法 |
JP3440915B2 (ja) * | 2000-03-14 | 2003-08-25 | 東レ株式会社 | ポリ乳酸樹脂および成形品 |
CN1114642C (zh) * | 2000-09-13 | 2003-07-16 | 中国科学院长春应用化学研究所 | 可生物降解的脂肪族聚酯的合成方法 |
-
2004
- 2004-10-14 DE DE602004019443T patent/DE602004019443D1/de not_active Expired - Lifetime
- 2004-10-14 WO PCT/JP2004/015557 patent/WO2005035623A1/ja active Application Filing
- 2004-10-14 JP JP2005514691A patent/JP4672554B2/ja not_active Expired - Lifetime
- 2004-10-14 US US10/575,468 patent/US7538178B2/en active Active
- 2004-10-14 TW TW093131176A patent/TW200519137A/zh not_active IP Right Cessation
- 2004-10-14 EP EP04792707A patent/EP1686146B1/en not_active Expired - Lifetime
- 2004-10-14 AT AT04792707T patent/ATE422510T1/de not_active IP Right Cessation
- 2004-10-14 CN CNB2004800306134A patent/CN100410293C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
TWI358417B (zh) | 2012-02-21 |
EP1686146B1 (en) | 2009-02-11 |
JP4672554B2 (ja) | 2011-04-20 |
CN100410293C (zh) | 2008-08-13 |
JPWO2005035623A1 (ja) | 2006-12-21 |
US7538178B2 (en) | 2009-05-26 |
WO2005035623A1 (ja) | 2005-04-21 |
ATE422510T1 (de) | 2009-02-15 |
EP1686146A4 (en) | 2006-11-15 |
EP1686146A1 (en) | 2006-08-02 |
DE602004019443D1 (de) | 2009-03-26 |
CN1867608A (zh) | 2006-11-22 |
US20070073032A1 (en) | 2007-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |