Purification process for lactide

Mark Meerdink (Inventor)

Research output: PatentProfessional

112 Downloads (Pure)

Abstract

The invention relates to an improved process for the purification of lactide from a crude lactide vapour product comprising at least lactide, lactic acid, water and linear lactic acid oligomers.
Original languageEnglish
Patent numberEP 1 694 626 B1
IPCC07C 55/28
Filing date10/12/03
Publication statusPublished - 23 Jun 2005

Keywords

  • lactide
  • purification
  • poly lactic acid
  • lactic acid

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