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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Teijin LtdfiledCriticalTeijin Ltd
Priority to JP12076775ApriorityCriticalpatent/JPS5245692A/en
Publication of JPS5245692ApublicationCriticalpatent/JPS5245692A/en
PURPOSE: An inexpensive preparation of a polyester of a higher polymerization degree having excellent transparency and resistances to heat and chemicals, characterized by increased reaction rate and improved utility, by the addition of a specific amount of polycarbonate at later stages of the esterification reaction.
COPYRIGHT: (C)1977,JPO&Japio
JP12076775A1975-10-081975-10-08Preparation of polyester
PendingJPS5245692A
(en)