ES2118957T3 - Procedimiento para la obtencion de polihidroxialcanoatos libres de colorantes. - Google Patents

Procedimiento para la obtencion de polihidroxialcanoatos libres de colorantes.

Info

Publication number
ES2118957T3
ES2118957T3 ES93911727T ES93911727T ES2118957T3 ES 2118957 T3 ES2118957 T3 ES 2118957T3 ES 93911727 T ES93911727 T ES 93911727T ES 93911727 T ES93911727 T ES 93911727T ES 2118957 T3 ES2118957 T3 ES 2118957T3
Authority
ES
Spain
Prior art keywords
polyhydroxialcanoates
procedure
free
dye free
obtaining dye
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
ES93911727T
Other languages
English (en)
Inventor
Olaf Lehmann
Torsten Mayer
Inno Rapthel
Klaus-Dieter Rauchstein
Dietmar Runkel
Jurgen Schaffer
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.)
Dow Olefinverbund GmbH
Original Assignee
Buna Sow Leuna Olefinverbund GmbH
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
Priority claimed from DE4215860A external-priority patent/DE4215860A1/de
Priority claimed from DE19924215862 external-priority patent/DE4215862A1/de
Priority claimed from DE19924215861 external-priority patent/DE4215861C2/de
Application filed by Buna Sow Leuna Olefinverbund GmbH filed Critical Buna Sow Leuna Olefinverbund GmbH
Application granted granted Critical
Publication of ES2118957T3 publication Critical patent/ES2118957T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P7/00—Preparation of oxygen-containing organic compounds
    • C12P7/62—Carboxylic acid esters
    • C12P7/625—Polyesters of hydroxy carboxylic 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
    • C08G63/88—Post-polymerisation treatment
    • C08G63/90—Purification; Drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Medicinal Chemistry (AREA)
  • Microbiology (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Materials For Medical Uses (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Biological Depolymerization Polymers (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCESO PARA LA OBTENCION DE ALCANOATOS POLIHIDROXI LIBRES DE COLORANTE FORMADOS EN CELDAS COMO SUSTANCIAS DE ALMACENAMIENTO DURANTE EL CULTIVO DE BIOMASAS BACTERIALES. LA BIOMASA BACTERIAL SECADA ES EXPUESTA PRIMERAMENTE DESDE 10 HASTA 120 MINUTOS A UNA TEMPERATURA ENTRE 80 Y EL LIMITE INFERIOR DEL CAMPO DE FUSION DEL ALCANOATO POLIHIDROXI, SIENDO EXTRACTADO ENTONCES CON ACIDO ACETICO; 1 HASTA 10 PARTES POR VOLUMEN, EXTRAIDAS COMO UN PORCENTAJE DE UN DERIVADO DE ACIDO CARBOXILICO ALIFATICO, SIENDO AÑADIDAS AL AGENTE DE EXTRACCION.
ES93911727T 1992-05-14 1993-04-28 Procedimiento para la obtencion de polihidroxialcanoatos libres de colorantes. Expired - Lifetime ES2118957T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4215860A DE4215860A1 (de) 1992-05-14 1992-05-14 Verfahren zur Gewinnung von farbstofffreien Polyhydroxyalkanoaten
DE19924215862 DE4215862A1 (de) 1992-05-14 1992-05-14 Verfahren zur Gewinnung von farbstofffreien Polyhydroxyalkanoaten
DE19924215861 DE4215861C2 (de) 1992-05-14 1992-05-14 Verfahren zur Gewinnung von farbstofffreien Polyhydroxyalkanoaten

Publications (1)

Publication Number Publication Date
ES2118957T3 true ES2118957T3 (es) 1998-10-01

Family

ID=27203739

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93911727T Expired - Lifetime ES2118957T3 (es) 1992-05-14 1993-04-28 Procedimiento para la obtencion de polihidroxialcanoatos libres de colorantes.

Country Status (11)

Country Link
EP (1) EP0641387B1 (es)
AT (1) ATE167702T1 (es)
CZ (1) CZ282634B6 (es)
DK (1) DK0641387T3 (es)
EE (1) EE03060B1 (es)
ES (1) ES2118957T3 (es)
LT (1) LT3050B (es)
LV (1) LV10656B (es)
RU (1) RU2123048C1 (es)
SK (1) SK279080B6 (es)
WO (1) WO1993023554A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5942597A (en) * 1995-08-21 1999-08-24 The Procter & Gamble Company Solvent extraction of polyhydroxyalkanoates from biomass
DE19623778A1 (de) * 1995-09-09 1997-12-18 Buna Sow Leuna Olefinverb Gmbh Extraktionsmittel für Polyhydroxyalkansäuren
WO1998046783A1 (en) 1997-04-15 1998-10-22 Monsanto Company High temperature pha extraction using pha-poor solvents
EP0975788A1 (en) * 1997-04-15 2000-02-02 Monsanto Company Methods of pha extraction and recovery using non-halogenated solvents
CA2297179C (en) 1997-07-22 2007-03-13 Metabolix, Inc. Polyhydroxyalkanoate molding compositions
US7455999B2 (en) 1998-01-22 2008-11-25 Metabolix, Inc. Transgenic systems for the manufacture of poly (3-hydroxy-butyrate-co-3-hydroxyhexanoate)
AU2001285122A1 (en) 2000-08-23 2002-03-04 Metabolix, Inc. Low molecular weight polyhydroxyalkanoate molding compositions
RU2194759C1 (ru) * 2001-10-18 2002-12-20 Бонарцева Гарина Александровна ШТАММ AZOTOBACTER CHROOCOCCUM - ПРОДУЦЕНТ ПОЛИ-β-ОКСИБУТИРАТА
US20080207870A1 (en) 2004-08-31 2008-08-28 Riken Thermostable Biopolyester

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1720325A1 (de) * 1967-11-28 1971-06-16 Battelle Development Corp Verfahren zur Stabilisierung von Polytetramethylglykolid gegen thermische Depolymerisation
DE3061384D1 (en) 1979-02-21 1983-01-27 Ici Plc A process for the extraction of poly-3-hydroxy-butyric acid from microbial cells
EP0058480B1 (en) 1981-02-12 1985-06-26 Imperial Chemical Industries Plc Extraction of poly(beta-hydroxybutyric acid)
DD229428A1 (de) * 1984-11-28 1985-11-06 Akad Wissenschaften Ddr Verfahren zur extraktion von poly-ss-hydroxybuttersaeure aus bakterienbiomasse
AT390068B (de) * 1988-07-07 1990-03-12 Danubia Petrochemie Extraktionsmittel fuer poly-d(-)-3-hydroxybuttersaeure

Also Published As

Publication number Publication date
LTIP543A (lt) 1994-04-25
CZ282634B6 (cs) 1997-08-13
WO1993023554A1 (de) 1993-11-25
EP0641387B1 (de) 1998-06-24
SK279080B6 (sk) 1998-06-03
RU2123048C1 (ru) 1998-12-10
CZ266494A3 (en) 1995-03-15
LV10656B (en) 1996-02-20
LV10656A (lv) 1995-04-20
SK131394A3 (en) 1995-11-08
EE03060B1 (et) 1997-12-15
DK0641387T3 (da) 1999-04-06
LT3050B (en) 1994-10-25
RU94046071A (ru) 1997-03-10
ATE167702T1 (de) 1998-07-15
EP0641387A1 (de) 1995-03-08

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