JPS526795A - Process for producing polyester polymers - Google Patents

Process for producing polyester polymers

Info

Publication number
JPS526795A
JPS526795A JP8369775A JP8369775A JPS526795A JP S526795 A JPS526795 A JP S526795A JP 8369775 A JP8369775 A JP 8369775A JP 8369775 A JP8369775 A JP 8369775A JP S526795 A JPS526795 A JP S526795A
Authority
JP
Japan
Prior art keywords
polyester polymers
producing polyester
produce
dicarboxylic acid
intrinsic viscosity
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
JP8369775A
Other languages
Japanese (ja)
Inventor
Takeshi Mimatsu
Yasuo Nakamura
Yoshio Takeuchi
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.)
Mitsubishi Rayon Co Ltd
Original Assignee
Mitsubishi Rayon 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 Mitsubishi Rayon Co Ltd filed Critical Mitsubishi Rayon Co Ltd
Priority to JP8369775A priority Critical patent/JPS526795A/en
Publication of JPS526795A publication Critical patent/JPS526795A/en
Pending legal-status Critical Current

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: To produce a polyester polymer with an intrinsic viscosity of ≥ 0.5 by condensation polymerization of a dicarboxylic acid component and a glycol component in the presence of an inorganic carbonate.
COPYRIGHT: (C)1977,JPO&Japio
JP8369775A 1975-07-07 1975-07-07 Process for producing polyester polymers Pending JPS526795A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8369775A JPS526795A (en) 1975-07-07 1975-07-07 Process for producing polyester polymers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8369775A JPS526795A (en) 1975-07-07 1975-07-07 Process for producing polyester polymers

Publications (1)

Publication Number Publication Date
JPS526795A true JPS526795A (en) 1977-01-19

Family

ID=13809676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8369775A Pending JPS526795A (en) 1975-07-07 1975-07-07 Process for producing polyester polymers

Country Status (1)

Country Link
JP (1) JPS526795A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5930047U (en) * 1982-08-20 1984-02-24 日立コンデンサ株式会社 Winder tape cutter
JPS62222653A (en) * 1985-11-18 1987-09-30 Mitsubishi Electric Corp Semiconductor device and manufacture thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5930047U (en) * 1982-08-20 1984-02-24 日立コンデンサ株式会社 Winder tape cutter
JPS62222653A (en) * 1985-11-18 1987-09-30 Mitsubishi Electric Corp Semiconductor device and manufacture thereof
JPH0584666B2 (en) * 1985-11-18 1993-12-02 Mitsubishi Electric Corp

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