JPS51115593A - Prefaration of polyesters - Google Patents

Prefaration of polyesters

Info

Publication number
JPS51115593A
JPS51115593A JP3978475A JP3978475A JPS51115593A JP S51115593 A JPS51115593 A JP S51115593A JP 3978475 A JP3978475 A JP 3978475A JP 3978475 A JP3978475 A JP 3978475A JP S51115593 A JPS51115593 A JP S51115593A
Authority
JP
Japan
Prior art keywords
prefaration
polyesters
esterexchange
phoshorous
polysters
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.)
Granted
Application number
JP3978475A
Other languages
Japanese (ja)
Other versions
JPS5918413B2 (en
Inventor
Takatoshi Kuratsuji
Wataru Funakoshi
Takanori Urasaki
Shoji Kawase
Takeo Shima
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 JP3978475A priority Critical patent/JPS5918413B2/en
Publication of JPS51115593A publication Critical patent/JPS51115593A/en
Publication of JPS5918413B2 publication Critical patent/JPS5918413B2/en
Expired legal-status Critical Current

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  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: A Crown ether is used as stabilizer for esterification or esterexchange catalysts, instead of phoshorous compds., to yield polysters having excellent resistace to hydrolysis.
COPYRIGHT: (C)1976,JPO&Japio
JP3978475A 1975-04-03 1975-04-03 Polyester manufacturing method Expired JPS5918413B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3978475A JPS5918413B2 (en) 1975-04-03 1975-04-03 Polyester manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3978475A JPS5918413B2 (en) 1975-04-03 1975-04-03 Polyester manufacturing method

Publications (2)

Publication Number Publication Date
JPS51115593A true JPS51115593A (en) 1976-10-12
JPS5918413B2 JPS5918413B2 (en) 1984-04-27

Family

ID=12562549

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3978475A Expired JPS5918413B2 (en) 1975-04-03 1975-04-03 Polyester manufacturing method

Country Status (1)

Country Link
JP (1) JPS5918413B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007046013A (en) * 2005-08-12 2007-02-22 Sumitomo Rubber Ind Ltd Method for producing composite polymer and composite polymer composition
CN114507338A (en) * 2022-03-02 2022-05-17 万华化学集团股份有限公司 Preparation method of poly (butylene succinate) with low cyclic by-product

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007046013A (en) * 2005-08-12 2007-02-22 Sumitomo Rubber Ind Ltd Method for producing composite polymer and composite polymer composition
CN114507338A (en) * 2022-03-02 2022-05-17 万华化学集团股份有限公司 Preparation method of poly (butylene succinate) with low cyclic by-product
CN114507338B (en) * 2022-03-02 2024-04-09 万华化学集团股份有限公司 A method for preparing polybutylene succinate with low cyclic byproducts

Also Published As

Publication number Publication date
JPS5918413B2 (en) 1984-04-27

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