WO2008139658A1 - 乳酸オリゴマーおよびその製造方法 - Google Patents

乳酸オリゴマーおよびその製造方法 Download PDF

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Publication number
WO2008139658A1
WO2008139658A1 PCT/JP2007/074420 JP2007074420W WO2008139658A1 WO 2008139658 A1 WO2008139658 A1 WO 2008139658A1 JP 2007074420 W JP2007074420 W JP 2007074420W WO 2008139658 A1 WO2008139658 A1 WO 2008139658A1
Authority
WO
WIPO (PCT)
Prior art keywords
lactic acid
acid oligomer
pressure
carried out
producing
Prior art date
Application number
PCT/JP2007/074420
Other languages
English (en)
French (fr)
Inventor
Ritsuko Nagahata
Masako Momotake
Kazuhiko Takeuchi
Takashi Nakamura
Original Assignee
National Institute Of Advanced Industrial Science And Technology
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 National Institute Of Advanced Industrial Science And Technology filed Critical National Institute Of Advanced Industrial Science And Technology
Priority to JP2009513970A priority Critical patent/JP5229917B2/ja
Priority to US12/451,494 priority patent/US8242186B2/en
Publication of WO2008139658A1 publication Critical patent/WO2008139658A1/ja

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
    • C08G63/78—Preparation processes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Biological Depolymerization Polymers (AREA)

Abstract

　乳酸水溶液をマイクロ波の照射下、重縮合反応に付して乳酸オリゴマーを製造する方法において、該重縮合反応を、重合触媒および有機溶剤の非在下で、減圧下で行う。初期重縮合反応は常圧で行い、その後、減圧下で反応を行う。段階的に減圧し、最終圧力を２０００Ｐａ以下とする。高純度で衛生上安全な乳酸オリゴマーを低コストで短時間に得ることができる。
PCT/JP2007/074420 2007-05-16 2007-12-19 乳酸オリゴマーおよびその製造方法 WO2008139658A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009513970A JP5229917B2 (ja) 2007-05-16 2007-12-19 乳酸オリゴマーおよびその製造方法
US12/451,494 US8242186B2 (en) 2007-05-16 2007-12-19 Lactic acid oligomer and method for producing the same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007130256 2007-05-16
JP2007-130256 2007-05-16
JP2007-294465 2007-11-13
JP2007294465 2007-11-13

Publications (1)

Publication Number Publication Date
WO2008139658A1 true WO2008139658A1 (ja) 2008-11-20

Family

ID=40001885

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/074420 WO2008139658A1 (ja) 2007-05-16 2007-12-19 乳酸オリゴマーおよびその製造方法

Country Status (3)

Country Link
US (1) US8242186B2 (ja)
JP (1) JP5229917B2 (ja)
WO (1) WO2008139658A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010260008A (ja) * 2009-05-08 2010-11-18 National Institute Of Advanced Industrial Science & Technology 容器内での放電を抑制したマイクロ波照射方法及び装置
JP2014504654A (ja) * 2010-12-30 2014-02-24 クラリアント・ファイナンス・（ビーブイアイ）・リミテッド ヒドロキシル基およびエステル基担持ポリマー、ならびにその製造方法
JP2014095050A (ja) * 2012-11-12 2014-05-22 Chubu Electric Power Co Inc 有機化合物の合成方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5604165B2 (ja) * 2010-04-19 2014-10-08 株式会社日立ハイテクノロジーズ 質量分析装置
WO2016167323A1 (ja) * 2015-04-17 2016-10-20 Jsr株式会社 立体造形物の製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS3713895B1 (ja) * 1960-10-29 1962-09-13
CN1325913A (zh) * 2001-06-29 2001-12-12 武汉大学 一种制备聚乳酸的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63289020A (ja) * 1986-11-29 1988-11-25 Japan Synthetic Rubber Co Ltd 乳酸および／またはグリコ−ル酸の（共）重合体の製造方法
DE4221875A1 (de) * 1992-07-03 1994-01-05 Basf Ag Modifizierte Polyasparaginsäuren, Verfahren zu ihrer Herstellung und ihre Verwendung
JP3713895B2 (ja) 1997-05-22 2005-11-09 富士電機システムズ株式会社 半導体放射線検出器
DE10020898B4 (de) * 2000-04-20 2004-02-05 Inventa-Fischer Gmbh Verfahren zur Herstellung von Polymilchsäure und Vorrichtung hierzu
ES2256276T5 (es) * 2000-08-07 2011-02-22 Wako Pure Chemical Industries, Ltd. Polímero de ácido láctico y procedimiento para su producción.
WO2003007937A1 (fr) * 2001-07-18 2003-01-30 Amato Pharmaceutical Products, Ltd. Agent antitumoral contenant de l'acide polylactique cyclique
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
JP5110554B2 (ja) * 2005-10-28 2012-12-26 独立行政法人産業技術総合研究所 ポリ乳酸の製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS3713895B1 (ja) * 1960-10-29 1962-09-13
CN1325913A (zh) * 2001-06-29 2001-12-12 武汉大学 一种制备聚乳酸的方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SANDOR KEKI ET AL.: "Fast Microwave-Mediated Bulk Polycondensation of D, L-Lactic Acid", MACROMOLECULAR RAPID COMMUNICATIONS, vol. 22, no. 13, 2001, pages 1063 - 1065 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010260008A (ja) * 2009-05-08 2010-11-18 National Institute Of Advanced Industrial Science & Technology 容器内での放電を抑制したマイクロ波照射方法及び装置
JP2014504654A (ja) * 2010-12-30 2014-02-24 クラリアント・ファイナンス・（ビーブイアイ）・リミテッド ヒドロキシル基およびエステル基担持ポリマー、ならびにその製造方法
JP2014095050A (ja) * 2012-11-12 2014-05-22 Chubu Electric Power Co Inc 有機化合物の合成方法

Also Published As

Publication number Publication date
JP5229917B2 (ja) 2013-07-03
US8242186B2 (en) 2012-08-14
JPWO2008139658A1 (ja) 2010-07-29
US20100125110A1 (en) 2010-05-20

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