JPS52147693A - Preparation of polyester - Google Patents

Preparation of polyester

Info

Publication number
JPS52147693A
JPS52147693A JP6446776A JP6446776A JPS52147693A JP S52147693 A JPS52147693 A JP S52147693A JP 6446776 A JP6446776 A JP 6446776A JP 6446776 A JP6446776 A JP 6446776A JP S52147693 A JPS52147693 A JP S52147693A
Authority
JP
Japan
Prior art keywords
polyester
preparation
sepcific
polycondensation
prepare
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
JP6446776A
Other languages
Japanese (ja)
Inventor
Satoshi Hashimoto
Kiyoshi Nawata
Noriya Okumura
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 JP6446776A priority Critical patent/JPS52147693A/en
Publication of JPS52147693A publication Critical patent/JPS52147693A/en
Pending legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: To prepare a polyester having good heat resistance and good hue by the polycondensation of glycol esters of difunctional carboxylic acids containing mainly terephthalic acid in the presence of a sepcific titanium compound and an alkali metal compound.
COPYRIGHT: (C)1977,JPO&Japio
JP6446776A 1976-06-04 1976-06-04 Preparation of polyester Pending JPS52147693A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6446776A JPS52147693A (en) 1976-06-04 1976-06-04 Preparation of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6446776A JPS52147693A (en) 1976-06-04 1976-06-04 Preparation of polyester

Publications (1)

Publication Number Publication Date
JPS52147693A true JPS52147693A (en) 1977-12-08

Family

ID=13259051

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6446776A Pending JPS52147693A (en) 1976-06-04 1976-06-04 Preparation of polyester

Country Status (1)

Country Link
JP (1) JPS52147693A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5521421A (en) * 1978-08-01 1980-02-15 Teijin Ltd Preparation of polyester
JPS55155021A (en) * 1979-05-22 1980-12-03 Toyobo Co Ltd Preparation of polyester
CN106674508A (en) * 2016-12-13 2017-05-17 厦门翔鹭化纤股份有限公司 Preparation method of pure water-soluble antimony-free modified polyester

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5521421A (en) * 1978-08-01 1980-02-15 Teijin Ltd Preparation of polyester
JPS55155021A (en) * 1979-05-22 1980-12-03 Toyobo Co Ltd Preparation of polyester
JPS6334177B2 (en) * 1979-05-22 1988-07-08 Toyo Boseki
CN106674508A (en) * 2016-12-13 2017-05-17 厦门翔鹭化纤股份有限公司 Preparation method of pure water-soluble antimony-free modified polyester

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