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JPS5257288A - Production of polyester - Google Patents

Production of polyester

Info

Publication number
JPS5257288A
JPS5257288A JP13217675A JP13217675A JPS5257288A JP S5257288 A JPS5257288 A JP S5257288A JP 13217675 A JP13217675 A JP 13217675A JP 13217675 A JP13217675 A JP 13217675A JP S5257288 A JPS5257288 A JP S5257288A
Authority
JP
Japan
Prior art keywords
polyester
production
dicarboxyloc
acids
added
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
JP13217675A
Other languages
Japanese (ja)
Inventor
Kiyoshi Nawata
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 Ltd filed Critical Teijin Ltd
Priority to JP13217675A priority Critical patent/JPS5257288A/en
Publication of JPS5257288A publication Critical patent/JPS5257288A/en
Pending legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: In producing polyesters form glycol esters of dicarboxyloc acids, a titanium compound is used as polymerization catalyst and a specific amount of a phosphorus compound is added at a specific reaction stage.
COPYRIGHT: (C)1977,JPO&Japio
JP13217675A 1975-11-05 1975-11-05 Production of polyester Pending JPS5257288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13217675A JPS5257288A (en) 1975-11-05 1975-11-05 Production of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13217675A JPS5257288A (en) 1975-11-05 1975-11-05 Production of polyester

Publications (1)

Publication Number Publication Date
JPS5257288A true JPS5257288A (en) 1977-05-11

Family

ID=15075142

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13217675A Pending JPS5257288A (en) 1975-11-05 1975-11-05 Production of polyester

Country Status (1)

Country Link
JP (1) JPS5257288A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5562922A (en) * 1978-11-06 1980-05-12 Teijin Ltd Preparation of polyester

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5562922A (en) * 1978-11-06 1980-05-12 Teijin Ltd Preparation of polyester
JPS6150094B2 (en) * 1978-11-06 1986-11-01 Teijin Ltd

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