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JPS55155021A - Preparation of polyester - Google Patents

Preparation of polyester

Info

Publication number
JPS55155021A
JPS55155021A JP6359879A JP6359879A JPS55155021A JP S55155021 A JPS55155021 A JP S55155021A JP 6359879 A JP6359879 A JP 6359879A JP 6359879 A JP6359879 A JP 6359879A JP S55155021 A JPS55155021 A JP S55155021A
Authority
JP
Japan
Prior art keywords
compound
alkali metal
polyester
alcoholate
formula
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
JP6359879A
Other languages
Japanese (ja)
Other versions
JPS6334177B2 (en
Inventor
Seiji Endo
Yasuo Kato
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 JP6359879A priority Critical patent/JPS55155021A/en
Publication of JPS55155021A publication Critical patent/JPS55155021A/en
Publication of JPS6334177B2 publication Critical patent/JPS6334177B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE:To obtain highly efficiently a polyester, excellent in heat stability, by preparing a polyester contg. an alkali metal sulfonate using a titanium compound, an organic acid salt or alcoholate of an alkali metal, and a phosphorus compound, as a catalyst. CONSTITUTION:A polyester is prepared from an acid component, consisting essentially of an aromatic dicarboxylic acid, selected from an aromatic dicarboxylic acid and its ester-forming derivative, and from a glycol component consisting essentially of at least 5mol%, basing on the amt. of the total acid component, ester- forming alkali metal sulfonate compound of formula I (M is alkali metal: Z is tervalent aromatic or aliphatic hydrocarbon group: R is -COOH, -COOR<1>, -OCOR<1>, -R<2>OH or -C(R<2>O)nH, where R<1> is <=7C hydrocarbon group or (R<2>O)nH, R<2> is 2-6C alkylene, n is integer of 1-90), and a glycol compound of formula II (R<3> is 2-6C alkylene; p is integer of 1-90). In the preparation, as a catalyst, a titanium compound, 2-7mol%, based on the compound of formula I, of a compound selected from an organic salt or alcoholate of an alkali metal, and 20-300mol%, based on said organic acid salt or alcoholate, of a phosphorus-containing compound, are used.
JP6359879A 1979-05-22 1979-05-22 Preparation of polyester Granted JPS55155021A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6359879A JPS55155021A (en) 1979-05-22 1979-05-22 Preparation of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6359879A JPS55155021A (en) 1979-05-22 1979-05-22 Preparation of polyester

Publications (2)

Publication Number Publication Date
JPS55155021A true JPS55155021A (en) 1980-12-03
JPS6334177B2 JPS6334177B2 (en) 1988-07-08

Family

ID=13233863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6359879A Granted JPS55155021A (en) 1979-05-22 1979-05-22 Preparation of polyester

Country Status (1)

Country Link
JP (1) JPS55155021A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0826013A4 (en) * 1995-05-18 2000-03-01 Du Pont Improvements in sulfonate-containing polyesters dyeable with basic dyes
EP1114838A1 (en) * 2000-01-07 2001-07-11 Atofina Chemicals, Inc. Polyester polycondensation with titanyl oxalate catalyst and a catalyst enhancer
KR100469901B1 (en) * 2002-04-08 2005-02-02 도레이새한 주식회사 Catalyst composition for the preparation of polyester
JP2015124293A (en) * 2013-12-26 2015-07-06 東レ株式会社 Method for producing environment consideration type easily-elutable polyester composition

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5053496A (en) * 1973-09-12 1975-05-12
JPS5175792A (en) * 1974-12-26 1976-06-30 Kuraray Co SENSHOKUSEINOKAIRYOSARETAHORIESUTERUNO SEIHO
JPS5286496A (en) * 1976-01-14 1977-07-18 Teijin Ltd Preparation of polyesters
JPS52147693A (en) * 1976-06-04 1977-12-08 Teijin Ltd Preparation of polyester
JPS52148593A (en) * 1976-06-07 1977-12-09 Teijin Ltd Preparation of polyesters

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5053496A (en) * 1973-09-12 1975-05-12
JPS5175792A (en) * 1974-12-26 1976-06-30 Kuraray Co SENSHOKUSEINOKAIRYOSARETAHORIESUTERUNO SEIHO
JPS5286496A (en) * 1976-01-14 1977-07-18 Teijin Ltd Preparation of polyesters
JPS52147693A (en) * 1976-06-04 1977-12-08 Teijin Ltd Preparation of polyester
JPS52148593A (en) * 1976-06-07 1977-12-09 Teijin Ltd Preparation of polyesters

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0826013A4 (en) * 1995-05-18 2000-03-01 Du Pont Improvements in sulfonate-containing polyesters dyeable with basic dyes
EP1114838A1 (en) * 2000-01-07 2001-07-11 Atofina Chemicals, Inc. Polyester polycondensation with titanyl oxalate catalyst and a catalyst enhancer
KR100469901B1 (en) * 2002-04-08 2005-02-02 도레이새한 주식회사 Catalyst composition for the preparation of polyester
JP2015124293A (en) * 2013-12-26 2015-07-06 東レ株式会社 Method for producing environment consideration type easily-elutable polyester composition

Also Published As

Publication number Publication date
JPS6334177B2 (en) 1988-07-08

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