JPS51123780A - A process for producing polyvinyl alcohol-based membranes of selectiv e permeability - Google Patents
A process for producing polyvinyl alcohol-based membranes of selectiv e permeabilityInfo
- Publication number
- JPS51123780A JPS51123780A JP50048995A JP4899575A JPS51123780A JP S51123780 A JPS51123780 A JP S51123780A JP 50048995 A JP50048995 A JP 50048995A JP 4899575 A JP4899575 A JP 4899575A JP S51123780 A JPS51123780 A JP S51123780A
- Authority
- JP
- Japan
- Prior art keywords
- polyvinyl alcohol
- selectiv
- permeability
- based membranes
- producing polyvinyl
- 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:A process for producing PVA based membranes of selective permeability formed by coagulating a polyvinyl alcohol composition containing polyalkylene glycol in a liquid phase.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50048995A JPS51123780A (en) | 1975-04-22 | 1975-04-22 | A process for producing polyvinyl alcohol-based membranes of selectiv e permeability |
DE2615954A DE2615954C3 (en) | 1975-04-22 | 1976-04-12 | Polyvinyl alcohol based membrane |
GB16136/76A GB1514127A (en) | 1975-04-22 | 1976-04-21 | Membranes based on polyvinyl alcohol |
US05/679,441 US4073733A (en) | 1975-04-22 | 1976-04-22 | PVA membrane and method for preparing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50048995A JPS51123780A (en) | 1975-04-22 | 1975-04-22 | A process for producing polyvinyl alcohol-based membranes of selectiv e permeability |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51123780A true JPS51123780A (en) | 1976-10-28 |
JPS5415029B2 JPS5415029B2 (en) | 1979-06-12 |
Family
ID=12818781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50048995A Granted JPS51123780A (en) | 1975-04-22 | 1975-04-22 | A process for producing polyvinyl alcohol-based membranes of selectiv e permeability |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51123780A (en) |
-
1975
- 1975-04-22 JP JP50048995A patent/JPS51123780A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5415029B2 (en) | 1979-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |