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.)
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Nippon Ester Co Ltd
Original Assignee
Nippon Ester Co Ltd
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Filing date
Publication date
Application filed by Nippon Ester Co LtdfiledCriticalNippon Ester Co Ltd
Priority to JP16917982ApriorityCriticalpatent/JPS5958027A/ja
Publication of JPS5958027ApublicationCriticalpatent/JPS5958027A/ja
Publication of JPH0226645B2publicationCriticalpatent/JPH0226645B2/ja
Process for preparing copolyesters of terephthalic acid, ethylene glycol, and 1,4-cyclohexanedimethanol exhibiting a neutral hue, high clarity and increased brightness
Process for producing the polyester polyethylene terephthalate (PET) from a lower dialkyl ester of a dicarboxylic acid and a glycol using a specific catalyst system