JPS5427025A - Improved production of hollow fiber memranes - Google Patents

Improved production of hollow fiber memranes

Info

Publication number
JPS5427025A
JPS5427025A JP9283977A JP9283977A JPS5427025A JP S5427025 A JPS5427025 A JP S5427025A JP 9283977 A JP9283977 A JP 9283977A JP 9283977 A JP9283977 A JP 9283977A JP S5427025 A JPS5427025 A JP S5427025A
Authority
JP
Japan
Prior art keywords
hollow fiber
memranes
improved production
gas
pemeability
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
JP9283977A
Other languages
Japanese (ja)
Other versions
JPS572805B2 (en
Inventor
Akinori Sueoka
Takehiko Okamoto
Akio Omori
Shuji Kawai
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.)
Kuraray Co Ltd
Original Assignee
Kuraray Co 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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to JP9283977A priority Critical patent/JPS5427025A/en
Publication of JPS5427025A publication Critical patent/JPS5427025A/en
Publication of JPS572805B2 publication Critical patent/JPS572805B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To improve the water pemeability and chemical resistance of hollow fiber membranes and to increase the production efficiency, by feeding a gas containing a coagulative gas into the interior of a PVA spinning solution extruded from annular orifices into a coagulation bath.
COPYRIGHT: (C)1979,JPO&Japio
JP9283977A 1977-08-01 1977-08-01 Improved production of hollow fiber memranes Granted JPS5427025A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9283977A JPS5427025A (en) 1977-08-01 1977-08-01 Improved production of hollow fiber memranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9283977A JPS5427025A (en) 1977-08-01 1977-08-01 Improved production of hollow fiber memranes

Publications (2)

Publication Number Publication Date
JPS5427025A true JPS5427025A (en) 1979-03-01
JPS572805B2 JPS572805B2 (en) 1982-01-19

Family

ID=14065591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9283977A Granted JPS5427025A (en) 1977-08-01 1977-08-01 Improved production of hollow fiber memranes

Country Status (1)

Country Link
JP (1) JPS5427025A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5234994A (en) * 1988-11-01 1993-08-10 Asani Kasei Kogyo Kabushiki Kaisha Thermoplastic polymer composition
US5403485A (en) * 1992-05-20 1995-04-04 Akzo N.V. Dialysis membrane made of cellulose acetate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5234994A (en) * 1988-11-01 1993-08-10 Asani Kasei Kogyo Kabushiki Kaisha Thermoplastic polymer composition
US5403485A (en) * 1992-05-20 1995-04-04 Akzo N.V. Dialysis membrane made of cellulose acetate

Also Published As

Publication number Publication date
JPS572805B2 (en) 1982-01-19

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