JPS5221421A - Process for producing dried hollow polyvinyl alcohol fibers - Google Patents
Process for producing dried hollow polyvinyl alcohol fibersInfo
- Publication number
- JPS5221421A JPS5221421A JP9829375A JP9829375A JPS5221421A JP S5221421 A JPS5221421 A JP S5221421A JP 9829375 A JP9829375 A JP 9829375A JP 9829375 A JP9829375 A JP 9829375A JP S5221421 A JPS5221421 A JP S5221421A
- Authority
- JP
- Japan
- Prior art keywords
- polyvinyl alcohol
- alcohol fibers
- producing dried
- dried hollow
- hollow 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
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Artificial Filaments (AREA)
- Chemical Treatment Of Fibers During Manufacturing Processes (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
PURPOSE: To obtain fibers with improved permeability and mechanical strength by crosslinking hollow fibers based on polyvinyl alcohol with a polyvalent aldehyde in a reaction medium, treating them hot water and then treating them in a wet state with a water-miscible organic solvent.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9829375A JPS5825765B2 (en) | 1975-08-13 | 1975-08-13 | polyvinyl alcohol |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9829375A JPS5825765B2 (en) | 1975-08-13 | 1975-08-13 | polyvinyl alcohol |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5221421A true JPS5221421A (en) | 1977-02-18 |
JPS5825765B2 JPS5825765B2 (en) | 1983-05-30 |
Family
ID=14215867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9829375A Expired JPS5825765B2 (en) | 1975-08-13 | 1975-08-13 | polyvinyl alcohol |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5825765B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5421970A (en) * | 1977-07-20 | 1979-02-19 | Nitto Electric Ind Co Ltd | Membrane excellent in hot water resistance |
JPS5551818A (en) * | 1978-10-11 | 1980-04-15 | Kuraray Co Ltd | Production of polyvinyl alcohol hollow fiber with high dimensional stability |
JPS585344A (en) * | 1981-07-01 | 1983-01-12 | Ube Ind Ltd | Production of modified polyimide membrane |
US4385094A (en) * | 1979-04-30 | 1983-05-24 | Kuraray Co., Ltd. | Ethylene-vinyl alcohol hollow fiber membrane and method for the production thereof |
-
1975
- 1975-08-13 JP JP9829375A patent/JPS5825765B2/en not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5421970A (en) * | 1977-07-20 | 1979-02-19 | Nitto Electric Ind Co Ltd | Membrane excellent in hot water resistance |
JPS5634129B2 (en) * | 1977-07-20 | 1981-08-08 | ||
JPS5551818A (en) * | 1978-10-11 | 1980-04-15 | Kuraray Co Ltd | Production of polyvinyl alcohol hollow fiber with high dimensional stability |
JPS6130043B2 (en) * | 1978-10-11 | 1986-07-10 | Kuraray Co | |
US4385094A (en) * | 1979-04-30 | 1983-05-24 | Kuraray Co., Ltd. | Ethylene-vinyl alcohol hollow fiber membrane and method for the production thereof |
JPS585344A (en) * | 1981-07-01 | 1983-01-12 | Ube Ind Ltd | Production of modified polyimide membrane |
JPS6252604B2 (en) * | 1981-07-01 | 1987-11-06 | Ube Industries |
Also Published As
Publication number | Publication date |
---|---|
JPS5825765B2 (en) | 1983-05-30 |
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