JPS57108126A - Production of polyester - Google Patents

Production of polyester

Info

Publication number
JPS57108126A
JPS57108126A JP18313880A JP18313880A JPS57108126A JP S57108126 A JPS57108126 A JP S57108126A JP 18313880 A JP18313880 A JP 18313880A JP 18313880 A JP18313880 A JP 18313880A JP S57108126 A JPS57108126 A JP S57108126A
Authority
JP
Japan
Prior art keywords
polyester
mixture
compound
depolymerized
polycondensation tank
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
JP18313880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS646221B2 (enrdf_load_stackoverflow
Inventor
Seiji Sakamoto
Tetsuo Nishimura
Kazuo Endo
Tetsuya Sugita
Koichi Ikeyama
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.)
Diafoil Co Ltd
Original Assignee
Diafoil 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 Diafoil Co Ltd filed Critical Diafoil Co Ltd
Priority to JP18313880A priority Critical patent/JPS57108126A/ja
Publication of JPS57108126A publication Critical patent/JPS57108126A/ja
Publication of JPS646221B2 publication Critical patent/JPS646221B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)
JP18313880A 1980-12-24 1980-12-24 Production of polyester Granted JPS57108126A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18313880A JPS57108126A (en) 1980-12-24 1980-12-24 Production of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18313880A JPS57108126A (en) 1980-12-24 1980-12-24 Production of polyester

Publications (2)

Publication Number Publication Date
JPS57108126A true JPS57108126A (en) 1982-07-06
JPS646221B2 JPS646221B2 (enrdf_load_stackoverflow) 1989-02-02

Family

ID=16130458

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18313880A Granted JPS57108126A (en) 1980-12-24 1980-12-24 Production of polyester

Country Status (1)

Country Link
JP (1) JPS57108126A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS646221B2 (enrdf_load_stackoverflow) 1989-02-02

Similar Documents

Publication Publication Date Title
US3194791A (en) Tin salts catalysts for polyesterification process
GB1532897A (en) Continuous manufacture of butylene terephthalate polymers
US3936421A (en) Process of preparing polytetramethylene terephthalate
ATE185576T1 (de) Verfahren zur herstellung von copolyestern
EP0234899A3 (en) Toner composition
CA2031611A1 (en) Process for increasing the direct esterification reaction rate of a diacid with a glycol
US3644291A (en) Titanium compounds as polycondensation catalysts in preparation of linear polyesters
JPS57122078A (en) Preparation of macrocyclic ethylenedioate
DE2967205D1 (en) High solids polyol containing component and method for producing polyurethane resins thereof
JPS57108126A (en) Production of polyester
JPS53125495A (en) Preparation of polyester
JPS54157536A (en) Esterification process
JPS5550023A (en) Preparation of polyester
JPS5763328A (en) Preparation of polyester
JPS55161818A (en) Preparation of polyester
JPS5783524A (en) Preparation of polyester
US3509100A (en) Process of preparing linear polyesters using alkali metal trifluorostannite polycondensation catalysts
JPS57190020A (en) Preparation of polyester
JPS5738817A (en) Production of polyester/polyether copolymer
US3457239A (en) Process of preparing polyethylene terephthalate using lead fluoride as transesterification catalyst and as condensation catalyst
JPH06100680A (ja) ポリエステルの製造法
US3489721A (en) Process for preparing polyesters with cadmium,lead,zinc,or manganese-hydroxide as a transesterification catalyst
JPS57190019A (en) Preparation of polyester
US3475380A (en) Group i-a metal manganites,manganates,and cobaltites as polyester polycondensation catalysts
US3576790A (en) New catalyst systems for the production of polyesters