JPS5285293A - Preparation of polytetramethylene terephthalate of high polymerization degree - Google Patents

Preparation of polytetramethylene terephthalate of high polymerization degree

Info

Publication number
JPS5285293A
JPS5285293A JP159076A JP159076A JPS5285293A JP S5285293 A JPS5285293 A JP S5285293A JP 159076 A JP159076 A JP 159076A JP 159076 A JP159076 A JP 159076A JP S5285293 A JPS5285293 A JP S5285293A
Authority
JP
Japan
Prior art keywords
polymerization degree
preparation
polytetramethylene terephthalate
high polymerization
polymerization
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
JP159076A
Other languages
Japanese (ja)
Other versions
JPS5932488B2 (en
Inventor
Shunji Nakazawa
Kunihiro Azuma
Tomiji Matsuki
Michihiko Tanaka
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP159076A priority Critical patent/JPS5932488B2/en
Publication of JPS5285293A publication Critical patent/JPS5285293A/en
Publication of JPS5932488B2 publication Critical patent/JPS5932488B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: A process for preparing the industrial plastics useful for components of automobiles and electrical equipments, etc., obtained by mixing a specific polytetramethylene terephthalate obtained by the liquid phase polymerization with one obtained by the solid polymerization to obtain a high polymerization degree at low cost.
COPYRIGHT: (C)1977,JPO&Japio
JP159076A 1976-01-09 1976-01-09 Production method of highly polymerized polytetramethylene terephthalate Expired JPS5932488B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP159076A JPS5932488B2 (en) 1976-01-09 1976-01-09 Production method of highly polymerized polytetramethylene terephthalate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP159076A JPS5932488B2 (en) 1976-01-09 1976-01-09 Production method of highly polymerized polytetramethylene terephthalate

Publications (2)

Publication Number Publication Date
JPS5285293A true JPS5285293A (en) 1977-07-15
JPS5932488B2 JPS5932488B2 (en) 1984-08-09

Family

ID=11505717

Family Applications (1)

Application Number Title Priority Date Filing Date
JP159076A Expired JPS5932488B2 (en) 1976-01-09 1976-01-09 Production method of highly polymerized polytetramethylene terephthalate

Country Status (1)

Country Link
JP (1) JPS5932488B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63108022A (en) * 1985-06-27 1988-05-12 Toyobo Co Ltd Ultrahigh molecular weight polyester
JPH01101364A (en) * 1987-10-14 1989-04-19 Dainippon Ink & Chem Inc Polybutylene terephthalate composition
JPH05179114A (en) * 1991-12-27 1993-07-20 Nippon G Ii Plast Kk Polybutylene terephthalate resin composition

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63108022A (en) * 1985-06-27 1988-05-12 Toyobo Co Ltd Ultrahigh molecular weight polyester
JPH01101364A (en) * 1987-10-14 1989-04-19 Dainippon Ink & Chem Inc Polybutylene terephthalate composition
JPH05179114A (en) * 1991-12-27 1993-07-20 Nippon G Ii Plast Kk Polybutylene terephthalate resin composition

Also Published As

Publication number Publication date
JPS5932488B2 (en) 1984-08-09

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