JPS5298090A - Preparation of polycarbonates - Google Patents

Preparation of polycarbonates

Info

Publication number
JPS5298090A
JPS5298090A JP1419376A JP1419376A JPS5298090A JP S5298090 A JPS5298090 A JP S5298090A JP 1419376 A JP1419376 A JP 1419376A JP 1419376 A JP1419376 A JP 1419376A JP S5298090 A JPS5298090 A JP S5298090A
Authority
JP
Japan
Prior art keywords
polycarbonates
preparation
polycarbonate
organic phase
letting
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
JP1419376A
Other languages
Japanese (ja)
Other versions
JPS5929603B2 (en
Inventor
Takahiro Omura
Mitsuhiko Tamura
Kazuo Okuda
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 Chemical Corp
Original Assignee
Mitsubishi Chemical Industries 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 Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Priority to JP1419376A priority Critical patent/JPS5929603B2/en
Publication of JPS5298090A publication Critical patent/JPS5298090A/en
Publication of JPS5929603B2 publication Critical patent/JPS5929603B2/en
Expired legal-status Critical Current

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  • Polyesters Or Polycarbonates (AREA)

Abstract

PURPOSE: To separate and recover a polycarbonate from the organic phase by letting a reaction mixture containing the polycarbonate pass through a filter layer consisting of polytetrafluoroethylene, and by separating the organic phase from the aqueous phase.
COPYRIGHT: (C)1977,JPO&Japio
JP1419376A 1976-02-12 1976-02-12 Polycarbonate manufacturing method Expired JPS5929603B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1419376A JPS5929603B2 (en) 1976-02-12 1976-02-12 Polycarbonate manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1419376A JPS5929603B2 (en) 1976-02-12 1976-02-12 Polycarbonate manufacturing method

Publications (2)

Publication Number Publication Date
JPS5298090A true JPS5298090A (en) 1977-08-17
JPS5929603B2 JPS5929603B2 (en) 1984-07-21

Family

ID=11854276

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1419376A Expired JPS5929603B2 (en) 1976-02-12 1976-02-12 Polycarbonate manufacturing method

Country Status (1)

Country Link
JP (1) JPS5929603B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014462B1 (en) * 1979-02-05 1986-04-23 Montedison S.p.A. Continuous process for the purification of polycarbonate solutions
WO2008049548A1 (en) * 2006-10-25 2008-05-02 Bayer Materialscience Ag Method for the separation of an organic phase from an electrolyte-containing aqueous and organic phase

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0014462B1 (en) * 1979-02-05 1986-04-23 Montedison S.p.A. Continuous process for the purification of polycarbonate solutions
WO2008049548A1 (en) * 2006-10-25 2008-05-02 Bayer Materialscience Ag Method for the separation of an organic phase from an electrolyte-containing aqueous and organic phase
WO2008049521A1 (en) * 2006-10-25 2008-05-02 Bayer Materialscience Ag Method for the separation of an organic phase from an electrolyte-containing aqueous and organic phase
US8354028B2 (en) 2006-10-25 2013-01-15 Bayer Material Science Ag Method for separating an organic phase from an electrolyte-containing aqueous and organic phase

Also Published As

Publication number Publication date
JPS5929603B2 (en) 1984-07-21

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