JPS5285525A - Production of hollow fibers - Google Patents

Production of hollow fibers

Info

Publication number
JPS5285525A
JPS5285525A JP15631675A JP15631675A JPS5285525A JP S5285525 A JPS5285525 A JP S5285525A JP 15631675 A JP15631675 A JP 15631675A JP 15631675 A JP15631675 A JP 15631675A JP S5285525 A JPS5285525 A JP S5285525A
Authority
JP
Japan
Prior art keywords
hollow fibers
production
extruding
slit
solution
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
JP15631675A
Other languages
Japanese (ja)
Other versions
JPS5517130B2 (en
Inventor
Yasushi Jiyou
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.)
Zeon Corp
Original Assignee
Nippon Zeon 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 Nippon Zeon Co Ltd filed Critical Nippon Zeon Co Ltd
Priority to JP15631675A priority Critical patent/JPS5285525A/en
Priority to GB53772/76A priority patent/GB1566581A/en
Priority to FR7639499A priority patent/FR2337212A1/en
Publication of JPS5285525A publication Critical patent/JPS5285525A/en
Publication of JPS5517130B2 publication Critical patent/JPS5517130B2/ja
Priority to US06/213,874 priority patent/US4322381A/en
Priority to US06/213,877 priority patent/US4323627A/en
Granted legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)

Abstract

PURPOSE: To produce round hollow fibers of uniform thickness, with improved selective permeability by extruding a solution of high polymer compound through an annular slit, and by extruding an aqueous solution of salt from inside the slit.
COPYRIGHT: (C)1977,JPO&Japio
JP15631675A 1975-12-29 1975-12-29 Production of hollow fibers Granted JPS5285525A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP15631675A JPS5285525A (en) 1975-12-29 1975-12-29 Production of hollow fibers
GB53772/76A GB1566581A (en) 1975-12-29 1976-12-23 Hollow fibres and methods of manufacturing such fibres
FR7639499A FR2337212A1 (en) 1975-12-29 1976-12-29 HOLLOW FIBER AND METHOD FOR MANUFACTURING SUCH FIBER
US06/213,874 US4322381A (en) 1975-12-29 1980-12-08 Method of manufacturing hollow fiber
US06/213,877 US4323627A (en) 1975-12-29 1980-12-08 Hollow fiber and method of manufacturing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15631675A JPS5285525A (en) 1975-12-29 1975-12-29 Production of hollow fibers

Publications (2)

Publication Number Publication Date
JPS5285525A true JPS5285525A (en) 1977-07-15
JPS5517130B2 JPS5517130B2 (en) 1980-05-09

Family

ID=15625126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15631675A Granted JPS5285525A (en) 1975-12-29 1975-12-29 Production of hollow fibers

Country Status (1)

Country Link
JP (1) JPS5285525A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54138616A (en) * 1978-04-13 1979-10-27 Mitsubishi Rayon Co Ltd Production of hollow regenerated cellulose fiber
JPS5551818A (en) * 1978-10-11 1980-04-15 Kuraray Co Ltd Production of polyvinyl alcohol hollow fiber with high dimensional stability
JPS5584412A (en) * 1978-12-20 1980-06-25 Nippon Zeon Co Ltd Production of hollow fiber
JPS57143510A (en) * 1981-03-03 1982-09-04 Asahi Chem Ind Co Ltd Production of high-flux hollow fiber regenerated from cuprammonium cellulose
JPS59211459A (en) * 1983-05-17 1984-11-30 帝人株式会社 Pasturization of blood treating device
WO2000072950A1 (en) * 1999-05-31 2000-12-07 Daicel Chemical Industries, Ltd. Cellulose derivative hollow fiber membrane

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4840050A (en) * 1971-09-20 1973-06-12
JPS4962726A (en) * 1972-09-12 1974-06-18
JPS4964573A (en) * 1972-10-25 1974-06-22
JPS49133614A (en) * 1973-05-01 1974-12-23

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4840050A (en) * 1971-09-20 1973-06-12
JPS4962726A (en) * 1972-09-12 1974-06-18
JPS4964573A (en) * 1972-10-25 1974-06-22
JPS49133614A (en) * 1973-05-01 1974-12-23

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54138616A (en) * 1978-04-13 1979-10-27 Mitsubishi Rayon Co Ltd Production of hollow regenerated cellulose fiber
JPS6120644B2 (en) * 1978-04-13 1986-05-23 Mitsubishi Rayon Co
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
JPS5584412A (en) * 1978-12-20 1980-06-25 Nippon Zeon Co Ltd Production of hollow fiber
JPS6142001B2 (en) * 1978-12-20 1986-09-18 Nippon Zeon Co
JPS57143510A (en) * 1981-03-03 1982-09-04 Asahi Chem Ind Co Ltd Production of high-flux hollow fiber regenerated from cuprammonium cellulose
JPS59211459A (en) * 1983-05-17 1984-11-30 帝人株式会社 Pasturization of blood treating device
JPS6246190B2 (en) * 1983-05-17 1987-10-01 Teijin Ltd
WO2000072950A1 (en) * 1999-05-31 2000-12-07 Daicel Chemical Industries, Ltd. Cellulose derivative hollow fiber membrane
US6632366B1 (en) 1999-05-31 2003-10-14 Daicel Chemical Industries, Ltd. Cellulose compound hollow fiber membrane

Also Published As

Publication number Publication date
JPS5517130B2 (en) 1980-05-09

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