DE69510292D1 - Reinigungsverfahren von Polyhydroxycarbonsäure - Google Patents

Reinigungsverfahren von Polyhydroxycarbonsäure

Info

Publication number
DE69510292D1
DE69510292D1 DE69510292T DE69510292T DE69510292D1 DE 69510292 D1 DE69510292 D1 DE 69510292D1 DE 69510292 T DE69510292 T DE 69510292T DE 69510292 T DE69510292 T DE 69510292T DE 69510292 D1 DE69510292 D1 DE 69510292D1
Authority
DE
Germany
Prior art keywords
purification process
polyhydroxycarboxylic acid
polyhydroxycarboxylic
acid
purification
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 - Fee Related
Application number
DE69510292T
Other languages
English (en)
Other versions
DE69510292T2 (de
Inventor
Yasunori Yoshida
Katsuji Watanabe
Shoji Obuchi
Masahiro Ohta
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.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Chemicals Inc
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 Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Application granted granted Critical
Publication of DE69510292D1 publication Critical patent/DE69510292D1/de
Publication of DE69510292T2 publication Critical patent/DE69510292T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C08G63/88—Post-polymerisation treatment
    • C08G63/90—Purification; Drying

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)
DE69510292T 1994-10-13 1995-10-10 Reinigungsverfahren von Polyhydroxycarbonsäure Expired - Fee Related DE69510292T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6247881A JPH08109250A (ja) 1994-10-13 1994-10-13 ポリヒドロキシカルボン酸の精製方法

Publications (2)

Publication Number Publication Date
DE69510292D1 true DE69510292D1 (de) 1999-07-22
DE69510292T2 DE69510292T2 (de) 2000-02-03

Family

ID=17170000

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69510292T Expired - Fee Related DE69510292T2 (de) 1994-10-13 1995-10-10 Reinigungsverfahren von Polyhydroxycarbonsäure

Country Status (4)

Country Link
US (1) US5616783A (de)
EP (1) EP0707024B1 (de)
JP (1) JPH08109250A (de)
DE (1) DE69510292T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19709854A1 (de) * 1996-03-13 1997-10-30 Nishikawa Rubber Co Ltd Verfahren zur Herstellung eines Polyhydroxycarbonsäure-Copolymerharzes
AU6971598A (en) * 1997-04-15 1998-11-11 Monsanto Company Methods of pha extraction and recovery using non-halogenated solvents
EP0973930B1 (de) * 1997-04-15 2007-06-13 Metabolix, Inc. Hochtemperatur-pha extraktion mit schlecht-lösenden lösungsmittel für pha
US6114495A (en) * 1998-04-01 2000-09-05 Cargill Incorporated Lactic acid residue containing polymer composition and product having improved stability, and method for preparation and use thereof
US7153928B2 (en) 2003-11-21 2006-12-26 Kaneka Corporation Method for producing polyhydroxyalkanoate crystal
US7098298B2 (en) * 2003-11-21 2006-08-29 Kaneka Corporation Method for producing polyhydroxyalkanoate crystal
EP1693397A4 (de) * 2003-11-21 2007-05-30 Kaneka Corp Verfahren zur herstellung von polyhydroalkanoat-kristall

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641692A1 (de) * 1986-12-06 1988-06-09 Boehringer Ingelheim Kg Katalysatorfreie resorbierbare homopolymere und copolymere
DE3708916A1 (de) * 1987-03-19 1988-09-29 Boehringer Ingelheim Kg Verfahren zur reinigung resorbierbarer polyester
US5264491A (en) * 1990-03-22 1993-11-23 Edison Polymer Innovation Corporation Compatibilization of polymer blends
EP0572675B1 (de) * 1991-12-19 1999-09-22 Mitsui Chemicals, Inc. Polyhydroxycarbonsäure und verfahren zu ihrer herstellung
DE4218268C2 (de) * 1992-06-03 1997-01-16 Boehringer Ingelheim Kg Verfahren zur Reinigung bioresorbierbarer Polyester
JPH06116381A (ja) * 1992-10-09 1994-04-26 Mitsui Toatsu Chem Inc ポリヒドロキシカルボン酸の精製方法
US5324798A (en) * 1992-12-28 1994-06-28 Union Carbide Chemicals & Plastics Technology Corporation Polymer finishing process

Also Published As

Publication number Publication date
DE69510292T2 (de) 2000-02-03
US5616783A (en) 1997-04-01
EP0707024A2 (de) 1996-04-17
JPH08109250A (ja) 1996-04-30
EP0707024B1 (de) 1999-06-16
EP0707024A3 (de) 1996-06-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee