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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Teijin Ltd
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Teijin Ltd
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Publication date
Application filed by Teijin LtdfiledCriticalTeijin Ltd
Priority to JP7325077ApriorityCriticalpatent/JPS6026137B2/en
Publication of JPS548698ApublicationCriticalpatent/JPS548698A/en
Publication of JPS6026137B2publicationCriticalpatent/JPS6026137B2/en
PURPOSE: To prepare a polyester having excellent moldability and quality containing foreign materials in a finely divided form, by reacting terephthalic acid with glycol in the presence of an alkyl isophthalate and 4-carboxybenzaldehyde acid.