JPS5258792A - Method for controlling polymerization degree of condensation polyer - Google Patents

Method for controlling polymerization degree of condensation polyer

Info

Publication number
JPS5258792A
JPS5258792A JP13466475A JP13466475A JPS5258792A JP S5258792 A JPS5258792 A JP S5258792A JP 13466475 A JP13466475 A JP 13466475A JP 13466475 A JP13466475 A JP 13466475A JP S5258792 A JPS5258792 A JP S5258792A
Authority
JP
Japan
Prior art keywords
condensation
polymerization degree
polyer
controlling polymerization
controlling
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
JP13466475A
Other languages
Japanese (ja)
Other versions
JPS6029733B2 (en
Inventor
Katsumasa Fujimoto
Masataka Inoue
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 JP13466475A priority Critical patent/JPS6029733B2/en
Publication of JPS5258792A publication Critical patent/JPS5258792A/en
Publication of JPS6029733B2 publication Critical patent/JPS6029733B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)

Abstract

PURPOSE: A method for controlling polymerization degree of a condensation polymer in a continous polycondensation equipment having multi-stage polymerization vessels, suitable for rapid polymeraization by increasing or decreasing the stirring velocity in every polymerization vessels.
COPYRIGHT: (C)1977,JPO&Japio
JP13466475A 1975-11-11 1975-11-11 Method for controlling degree of polymerization of polyester Expired JPS6029733B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13466475A JPS6029733B2 (en) 1975-11-11 1975-11-11 Method for controlling degree of polymerization of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13466475A JPS6029733B2 (en) 1975-11-11 1975-11-11 Method for controlling degree of polymerization of polyester

Publications (2)

Publication Number Publication Date
JPS5258792A true JPS5258792A (en) 1977-05-14
JPS6029733B2 JPS6029733B2 (en) 1985-07-12

Family

ID=15133658

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13466475A Expired JPS6029733B2 (en) 1975-11-11 1975-11-11 Method for controlling degree of polymerization of polyester

Country Status (1)

Country Link
JP (1) JPS6029733B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01149825A (en) * 1987-12-07 1989-06-12 Polyplastics Co Production of polyester
JP2005220242A (en) * 2004-02-06 2005-08-18 Mitsubishi Chemicals Corp Method for producing aliphatic or alicyclic polyester
JP2006160881A (en) * 2004-12-07 2006-06-22 Nippon Ester Co Ltd Manufacturing process of polyethylene terephthalate
JP2009062412A (en) * 2007-09-04 2009-03-26 Mitsubishi Chemicals Corp Method for producing aliphatic polyester

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0427700Y2 (en) * 1986-03-24 1992-07-03

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01149825A (en) * 1987-12-07 1989-06-12 Polyplastics Co Production of polyester
JP2005220242A (en) * 2004-02-06 2005-08-18 Mitsubishi Chemicals Corp Method for producing aliphatic or alicyclic polyester
JP2006160881A (en) * 2004-12-07 2006-06-22 Nippon Ester Co Ltd Manufacturing process of polyethylene terephthalate
JP2009062412A (en) * 2007-09-04 2009-03-26 Mitsubishi Chemicals Corp Method for producing aliphatic polyester

Also Published As

Publication number Publication date
JPS6029733B2 (en) 1985-07-12

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