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Application filed by Pet Refine Technology Co LtdfiledCriticalPet Refine Technology Co Ltd
Priority to MYPI20004285priorityCriticalpatent/MY136043A/en
Publication of MY136043ApublicationCriticalpatent/MY136043A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
BIS-ß- HYDROXYETHYL TEREPHTHALATE HAVING AN OPTICAL DENSITY MEASURED IN A 10 WTMETHANOL SOLUTION AT A MEASUREMENT WAVELENGHT OF 380 NM AND A CELL OPTICAL PATH LENGTH OF 10 MM OF 0.000 TO 0.006. THE PRESENT INVENTION MAKES IT CLEAR THAT PURIFIED BHET HAVING AN OPTICAL DENSITY OF 0.006 OR LESS PROVIDES HIGH-QUALITY PET HAVING EXCELLENT PURITY WHITENESS AND TRANSPARENCY.