AU2796800A - Method for producing high-purity dilactide - Google Patents

Method for producing high-purity dilactide

Info

Publication number
AU2796800A
AU2796800A AU27968/00A AU2796800A AU2796800A AU 2796800 A AU2796800 A AU 2796800A AU 27968/00 A AU27968/00 A AU 27968/00A AU 2796800 A AU2796800 A AU 2796800A AU 2796800 A AU2796800 A AU 2796800A
Authority
AU
Australia
Prior art keywords
dilactide
purity
producing high
producing
purity dilactide
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.)
Abandoned
Application number
AU27968/00A
Inventor
Karsten Kuhne
Hanns-Peter Muller
Volkhard Muller
Rudiger Schubart
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 Produktions und Vertriebs GmbH and Co oHG
Original Assignee
Wolff Walsrode AG
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 Wolff Walsrode AG filed Critical Wolff Walsrode AG
Publication of AU2796800A publication Critical patent/AU2796800A/en
Abandoned legal-status Critical Current

Links

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Polyesters Or Polycarbonates (AREA)
AU27968/00A 1999-01-25 2000-01-14 Method for producing high-purity dilactide Abandoned AU2796800A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE1999102879 DE19902879A1 (en) 1999-01-25 1999-01-25 Process for the production of high-purity dilactide
DE19902879 1999-01-25
PCT/EP2000/000254 WO2000043381A1 (en) 1999-01-25 2000-01-14 Method for producing high-purity dilactide

Publications (1)

Publication Number Publication Date
AU2796800A true AU2796800A (en) 2000-08-07

Family

ID=7895333

Family Applications (1)

Application Number Title Priority Date Filing Date
AU27968/00A Abandoned AU2796800A (en) 1999-01-25 2000-01-14 Method for producing high-purity dilactide

Country Status (3)

Country Link
AU (1) AU2796800A (en)
DE (1) DE19902879A1 (en)
WO (1) WO2000043381A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2031083A1 (en) * 2007-09-03 2009-03-04 Uhde Inventa-Fischer GmbH Method for manufacturing lactic acid dilactid or polyesters from lactic acid
KR101683110B1 (en) 2008-08-29 2016-12-07 우데 인벤타-피셔 게엠바하 Method for the production of a mixture of lactide derivatives
ES2661638T3 (en) * 2011-11-04 2018-04-02 Uhde Inventa-Fischer Gmbh Procedure for the preparation of a polymerizable lactic acid
EP3056490A1 (en) * 2015-02-13 2016-08-17 PURAC Biochem BV Method for manufacturing lactide

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0261572A1 (en) * 1986-09-20 1988-03-30 Boehringer Ingelheim Kg Process for the production of lactide
DE3778111D1 (en) * 1986-10-24 1992-05-14 Boehringer Ingelheim Kg METHOD FOR PRODUCING AND CLEANING THERMOLABILE COMPOUNDS.
US5319107A (en) * 1990-09-18 1994-06-07 Biopak Technology, Ltd. Method to produce cyclic esters
JP3503127B2 (en) * 1995-09-14 2004-03-02 トヨタ自動車株式会社 Method for recovering lactide from high molecular weight polylactic acid

Also Published As

Publication number Publication date
WO2000043381A1 (en) 2000-07-27
DE19902879A1 (en) 2000-08-03

Similar Documents

Publication Publication Date Title
AU3073400A (en) Method for producing chlorine
AU7950400A (en) Process for producing polypeptide
AU7524800A (en) Method for producing high-purity hydrochloric acid
AU2001263004A1 (en) System for continuously producing gum
AU2911300A (en) Method for producing compounded acetonitrile derivatives
AU3194200A (en) Process for producing l-lysine
AU2324000A (en) Process for producing 2-hydroxy-4-methyl-thiobutanoic acid
AU2229201A (en) Process for producing glycine
AU2509301A (en) Method for producing oxindoles
AU4317400A (en) Process for producing tetrafluoro benzenemethanols
AU3012101A (en) Method for the production of polyamides
AU2796800A (en) Method for producing high-purity dilactide
AU1694501A (en) Method for producing a medicament
AU3299900A (en) Method for the production of aliphatic fluoroformates
AU2912400A (en) Method for producing l-sorbose
AU3161701A (en) Method for producing nitroguanidine
AU1027801A (en) Method for producing polycarbonate
AU3843900A (en) Microbiological production method for alpha-l-aspartyl-l-phenylalanine
AU4758400A (en) Method for the production of polyamides
AU1283001A (en) Method for producing alkylhalogenosilanes
AU5214300A (en) Method for producing 2,2,4,4-tetra-substituted 1,3,5-cyclohexanetriones
AU7798100A (en) Improved method for producing symmetrical anhydrides
AU6691600A (en) Method for producing 4-cyano-2-aminomethylthiazol
AU1141501A (en) Method for producing hydroxymethylpyridines
HUP0004005A3 (en) Method for producing (+)-trans-chrysanthenum-monocarboxylic acid

Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase