JPS521134A - Process for manufacturing hollow polyvinyl alcohol fibers - Google Patents

Process for manufacturing hollow polyvinyl alcohol fibers

Info

Publication number
JPS521134A
JPS521134A JP7532575A JP7532575A JPS521134A JP S521134 A JPS521134 A JP S521134A JP 7532575 A JP7532575 A JP 7532575A JP 7532575 A JP7532575 A JP 7532575A JP S521134 A JPS521134 A JP S521134A
Authority
JP
Japan
Prior art keywords
polyvinyl alcohol
alcohol fibers
manufacturing hollow
hollow polyvinyl
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.)
Granted
Application number
JP7532575A
Other languages
Japanese (ja)
Other versions
JPS5331970B2 (en
Inventor
Akio Omori
Shuji Kawai
Akinori Sueoka
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 JP7532575A priority Critical patent/JPS521134A/en
Publication of JPS521134A publication Critical patent/JPS521134A/en
Publication of JPS5331970B2 publication Critical patent/JPS5331970B2/ja
Granted legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To manufacture fibers suitable for use in dialysis filter medium with improved tensile strength and high permeability by freeze-drying polyvinyl alcohol hollow fibers.
COPYRIGHT: (C)1977,JPO&Japio
JP7532575A 1975-06-20 1975-06-20 Process for manufacturing hollow polyvinyl alcohol fibers Granted JPS521134A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7532575A JPS521134A (en) 1975-06-20 1975-06-20 Process for manufacturing hollow polyvinyl alcohol fibers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7532575A JPS521134A (en) 1975-06-20 1975-06-20 Process for manufacturing hollow polyvinyl alcohol fibers

Publications (2)

Publication Number Publication Date
JPS521134A true JPS521134A (en) 1977-01-06
JPS5331970B2 JPS5331970B2 (en) 1978-09-06

Family

ID=13572989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7532575A Granted JPS521134A (en) 1975-06-20 1975-06-20 Process for manufacturing hollow polyvinyl alcohol fibers

Country Status (1)

Country Link
JP (1) JPS521134A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4664857A (en) * 1981-02-05 1987-05-12 Nippon Oil Company, Limited Process for preparing a hydrogel
US4734097A (en) * 1981-09-25 1988-03-29 Nippon Oil Company, Ltd. Medical material of polyvinyl alcohol and process of making
US4925603A (en) * 1981-05-16 1990-05-15 Nippon Oil Co., Ltd. Process for the preparation of gel for use as cooling medium

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4664857A (en) * 1981-02-05 1987-05-12 Nippon Oil Company, Limited Process for preparing a hydrogel
US4925603A (en) * 1981-05-16 1990-05-15 Nippon Oil Co., Ltd. Process for the preparation of gel for use as cooling medium
US4734097A (en) * 1981-09-25 1988-03-29 Nippon Oil Company, Ltd. Medical material of polyvinyl alcohol and process of making

Also Published As

Publication number Publication date
JPS5331970B2 (en) 1978-09-06

Similar Documents

Publication Publication Date Title
JPS5237830A (en) Polyvinyl alcohol hollow fibers for dialysis
JPS5215627A (en) Porous polypropylene hollow fibers and a process for manufacturing the m
DE3165561D1 (en) Semipermeable composite membranes comprising modified polyvinyl alcohol, process for their preparation and their use
DE3066996D1 (en) Porous semipermeable cellulose acetate membranes modified by ionic groups, process for their production and their use
DE2964867D1 (en) Hydrophilic polymeric membranes, process for their preparation, their use as ultrafiltration membranes, and precursor membranes adapted to be converted thereto
JPS5221420A (en) Process for producing hollow polyvinyl alcohol fibers
JPS5281076A (en) Semipermeable membrane made of hollow yarn
JPS52145379A (en) Method and apparatus for removing gas present in hollow fiber type separator
JPS521134A (en) Process for manufacturing hollow polyvinyl alcohol fibers
JPS5255719A (en) Hollow fibers having selective gas permeability and production thereof
JPS546916A (en) Hollow cellulose fibers and their production
FR2319350A1 (en) NEW 3-AMINOALCOXYPHENYL-2, 3, 3A, 4-TETRAHYDRO-INDENO-, 2H-NAPHTO- AND BENZOCYCLOHEPTA (L, 2-C) PYRAZOLES, USE IN PARTICULAR AS ANTIDEPRESSANTS AND THEIR PREPARATION PROCESS
JPS52152877A (en) Membrane of ethylene-vinyl alcohol copolymer having excellent permeability and its production method
JPS51115285A (en) Semi-permeable membrane and production thereof
JPS51112917A (en) A process for producing hollow filaments for use in separation
JPS5237828A (en) High shrinkage copolyester fibers and their preparation
JPS5221422A (en) Process for producing hollow fibers based on polyvinyl alcohol
JPS51140186A (en) Sleeve manufacturing process
JPS52144421A (en) Polyvinyl alcohol hollow fiber with selective permeability
JPS5439952A (en) Method of producing purified water
JPS5296231A (en) Production of acetylcellulose pulp
JPS53126319A (en) Production of dried hollow fiber with selective permeability
JPS5339979A (en) Manufacture of semicpermeable cellulose acetate membrane
EG11444A (en) High permeability cellulose fibers containing enzymes and process for the preparation thereof
JPS5338715A (en) Production of polypropylene porous hollow fiber