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.)
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
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Filing date
Publication date
Application filed by Teijin LtdfiledCriticalTeijin Ltd
Priority to JP14738075ApriorityCriticalpatent/JPS5271591A/en
Publication of JPS5271591ApublicationCriticalpatent/JPS5271591A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Polyesters Or Polycarbonates
(AREA)
Abstract
PURPOSE: Recovery of the glycol re-usable as feed stock for producing polyester through processes of mixing a glycol distilled off from the reactor in the production of linear polyesters with methanol and then heat-treating them at a specific temperature.
COPYRIGHT: (C)1977,JPO&Japio
JP14738075A1975-12-121975-12-12Treatment of glycol
PendingJPS5271591A
(en)