ES2093310T3 - Membrana de la fibra hueca basada en polisulfona y proceso para fabricar la misma. - Google Patents

Membrana de la fibra hueca basada en polisulfona y proceso para fabricar la misma.

Info

Publication number
ES2093310T3
ES2093310T3 ES93106905T ES93106905T ES2093310T3 ES 2093310 T3 ES2093310 T3 ES 2093310T3 ES 93106905 T ES93106905 T ES 93106905T ES 93106905 T ES93106905 T ES 93106905T ES 2093310 T3 ES2093310 T3 ES 2093310T3
Authority
ES
Spain
Prior art keywords
hollow fiber
fiber membrane
polysulphone
manufacture
same
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.)
Expired - Lifetime
Application number
ES93106905T
Other languages
English (en)
Spanish (es)
Inventor
Ichiro Kawata
Takehiko Okamoto
Hiroyuki Akasu
Kensaku Komatsu
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
Application granted granted Critical
Publication of ES2093310T3 publication Critical patent/ES2093310T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B01D2325/0231—Dense layers being placed on the outer side of the cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/34—Molecular weight or degree of polymerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
  • External Artificial Organs (AREA)
ES93106905T 1992-04-29 1993-04-28 Membrana de la fibra hueca basada en polisulfona y proceso para fabricar la misma. Expired - Lifetime ES2093310T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13792992 1992-04-29

Publications (1)

Publication Number Publication Date
ES2093310T3 true ES2093310T3 (es) 1996-12-16

Family

ID=15209990

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93106905T Expired - Lifetime ES2093310T3 (es) 1992-04-29 1993-04-28 Membrana de la fibra hueca basada en polisulfona y proceso para fabricar la misma.

Country Status (9)

Country Link
US (1) US5340480A (enExample)
EP (1) EP0568045B1 (enExample)
CN (1) CN1032043C (enExample)
CA (1) CA2094749C (enExample)
DE (1) DE69305567T2 (enExample)
ES (1) ES2093310T3 (enExample)
GR (1) GR3021445T3 (enExample)
RU (1) RU2113273C1 (enExample)
TW (1) TW272212B (enExample)

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US7144505B2 (en) * 1997-09-18 2006-12-05 Baxter International Inc. Melt-spun polysulfone semipermeable membranes and methods for making the same
US6218441B1 (en) 1997-09-18 2001-04-17 Timothy B. Meluch Melt-spun polysulfone semipermeable membranes and methods for making the same
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US6420514B1 (en) 2000-07-12 2002-07-16 Vision - Ease Lens, Inc. Transparent polysulfone articles with reduced spurious coloration
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Also Published As

Publication number Publication date
RU2113273C1 (ru) 1998-06-20
CA2094749C (en) 1996-09-03
CN1087841A (zh) 1994-06-15
DE69305567T2 (de) 1997-04-17
CN1032043C (zh) 1996-06-19
EP0568045A1 (en) 1993-11-03
CA2094749A1 (en) 1993-10-30
TW272212B (enExample) 1996-03-11
GR3021445T3 (en) 1997-01-31
US5340480A (en) 1994-08-23
EP0568045B1 (en) 1996-10-23
DE69305567D1 (de) 1996-11-28

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