JPS5381594A - Preparation of polyester - Google Patents

Preparation of polyester

Info

Publication number
JPS5381594A
JPS5381594A JP14541876A JP14541876A JPS5381594A JP S5381594 A JPS5381594 A JP S5381594A JP 14541876 A JP14541876 A JP 14541876A JP 14541876 A JP14541876 A JP 14541876A JP S5381594 A JPS5381594 A JP S5381594A
Authority
JP
Japan
Prior art keywords
polyester
preparation
esterification
condensation
polymerization
Prior art date
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.)
Pending
Application number
JP14541876A
Other languages
Japanese (ja)
Inventor
Hiroyoshi Kamatani
Toshiyuki Mizumoto
Fumikazu Yoshida
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.)
Toyobo Co Ltd
Original Assignee
Toyobo Co 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 Toyobo Co Ltd filed Critical Toyobo Co Ltd
Priority to JP14541876A priority Critical patent/JPS5381594A/en
Publication of JPS5381594A publication Critical patent/JPS5381594A/en
Pending legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: To prepare a high quality polyester with high rate of reaction, by the esterification of terephthalic acid with ethylene glycol in the presence of a titanium compound, followed by the condensation-polymerization of the product in the presence of an antimony catalyst.
COPYRIGHT: (C)1978,JPO&Japio
JP14541876A 1976-12-02 1976-12-02 Preparation of polyester Pending JPS5381594A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14541876A JPS5381594A (en) 1976-12-02 1976-12-02 Preparation of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14541876A JPS5381594A (en) 1976-12-02 1976-12-02 Preparation of polyester

Publications (1)

Publication Number Publication Date
JPS5381594A true JPS5381594A (en) 1978-07-19

Family

ID=15384782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14541876A Pending JPS5381594A (en) 1976-12-02 1976-12-02 Preparation of polyester

Country Status (1)

Country Link
JP (1) JPS5381594A (en)

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