JPS5298090A - Preparation of polycarbonates - Google Patents
Preparation of polycarbonatesInfo
- 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
Links
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
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)
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 |
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 |
-
1976
- 1976-02-12 JP JP1419376A patent/JPS5929603B2/en not_active Expired
Cited By (4)
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 |
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 |
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 |
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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