JPS5257291A - Production of polyester - Google Patents

Production of polyester

Info

Publication number
JPS5257291A
JPS5257291A JP13217975A JP13217975A JPS5257291A JP S5257291 A JPS5257291 A JP S5257291A JP 13217975 A JP13217975 A JP 13217975A JP 13217975 A JP13217975 A JP 13217975A JP S5257291 A JPS5257291 A JP S5257291A
Authority
JP
Japan
Prior art keywords
polyester
production
specific
catalyst
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
JP13217975A
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 JP13217975A priority Critical patent/JPS5257291A/en
Publication of JPS5257291A publication Critical patent/JPS5257291A/en
Pending legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: In producing polyesters from glycol esters of dicarboxylic acids, a titanium compound is used as catalyst and a specific phosphorus compound is added at a specific reaction stage.
COPYRIGHT: (C)1977,JPO&Japio
JP13217975A 1975-11-05 1975-11-05 Production of polyester Pending JPS5257291A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13217975A JPS5257291A (en) 1975-11-05 1975-11-05 Production of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13217975A JPS5257291A (en) 1975-11-05 1975-11-05 Production of polyester

Publications (1)

Publication Number Publication Date
JPS5257291A true JPS5257291A (en) 1977-05-11

Family

ID=15075218

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13217975A Pending JPS5257291A (en) 1975-11-05 1975-11-05 Production of polyester

Country Status (1)

Country Link
JP (1) JPS5257291A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59136325A (en) * 1983-01-07 1984-08-04 デイナミ−ト・ノ−ベル・アクチエンゲゼルシヤフト Manufacture of polyester
US6346070B1 (en) 1998-12-25 2002-02-12 Mitsui Chemicals Inc Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59136325A (en) * 1983-01-07 1984-08-04 デイナミ−ト・ノ−ベル・アクチエンゲゼルシヤフト Manufacture of polyester
JPH0521927B2 (en) * 1983-01-07 1993-03-26 Dynamit Nobel Ag
US6346070B1 (en) 1998-12-25 2002-02-12 Mitsui Chemicals Inc Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester
EP1911785A1 (en) 1998-12-25 2008-04-16 Mitsui Chemicals, Inc. Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester
EP1911786A1 (en) 1998-12-25 2008-04-16 Mitsui Chemicals, Inc. Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester
USRE40571E1 (en) 1998-12-25 2008-11-11 Mitsui Chemicals, Inc. Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester

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