JPS5338715A - Production of polypropylene porous hollow fiber - Google Patents
Production of polypropylene porous hollow fiberInfo
- Publication number
- JPS5338715A JPS5338715A JP11099676A JP11099676A JPS5338715A JP S5338715 A JPS5338715 A JP S5338715A JP 11099676 A JP11099676 A JP 11099676A JP 11099676 A JP11099676 A JP 11099676A JP S5338715 A JPS5338715 A JP S5338715A
- Authority
- JP
- Japan
- Prior art keywords
- porous hollow
- production
- polypropylene porous
- hollow fiber
- hollow fibers
- 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
Links
Abstract
PURPOSE: Melt-spun hollow fibers are heat treated before and after drawing to produce polypropylene porous hollow fibers suitable for ultrafiltration, supporter for reverse osmosis and membrane for gas separation.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11099676A JPS5338715A (en) | 1976-09-16 | 1976-09-16 | Production of polypropylene porous hollow fiber |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11099676A JPS5338715A (en) | 1976-09-16 | 1976-09-16 | Production of polypropylene porous hollow fiber |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5338715A true JPS5338715A (en) | 1978-04-10 |
Family
ID=14549746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11099676A Pending JPS5338715A (en) | 1976-09-16 | 1976-09-16 | Production of polypropylene porous hollow fiber |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5338715A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4530809A (en) * | 1980-10-14 | 1985-07-23 | Mitsubishi Rayon Co., Ltd. | Process for making microporous polyethylene hollow fibers |
US4541981A (en) * | 1982-02-18 | 1985-09-17 | Celanese Corporation | Method for preparing a uniform polyolefinic microporous hollow fiber |
US5435955A (en) * | 1984-12-21 | 1995-07-25 | Ube Industries, Ltd. | Process of producing porous polypropylene hollow fiber and film |
-
1976
- 1976-09-16 JP JP11099676A patent/JPS5338715A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4530809A (en) * | 1980-10-14 | 1985-07-23 | Mitsubishi Rayon Co., Ltd. | Process for making microporous polyethylene hollow fibers |
US4541981A (en) * | 1982-02-18 | 1985-09-17 | Celanese Corporation | Method for preparing a uniform polyolefinic microporous hollow fiber |
US5435955A (en) * | 1984-12-21 | 1995-07-25 | Ube Industries, Ltd. | Process of producing porous polypropylene hollow fiber and film |
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