FR2395060A1 - Membranes en fibres creuses pour ultrafiltration et leur procede de preparation - Google Patents

Membranes en fibres creuses pour ultrafiltration et leur procede de preparation

Info

Publication number
FR2395060A1
FR2395060A1 FR7817902A FR7817902A FR2395060A1 FR 2395060 A1 FR2395060 A1 FR 2395060A1 FR 7817902 A FR7817902 A FR 7817902A FR 7817902 A FR7817902 A FR 7817902A FR 2395060 A1 FR2395060 A1 FR 2395060A1
Authority
FR
France
Prior art keywords
ultrafiltration
hollow fiber
preparation process
fiber membranes
rate
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
FR7817902A
Other languages
English (en)
French (fr)
Other versions
FR2395060B1 (lt
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Publication of FR2395060A1 publication Critical patent/FR2395060A1/fr
Application granted granted Critical
Publication of FR2395060B1 publication Critical patent/FR2395060B1/fr
Granted 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
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • 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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
FR7817902A 1977-06-20 1978-06-15 Membranes en fibres creuses pour ultrafiltration et leur procede de preparation Granted FR2395060A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7212377A JPS546916A (en) 1977-06-20 1977-06-20 Hollow cellulose fibers and their production

Publications (2)

Publication Number Publication Date
FR2395060A1 true FR2395060A1 (fr) 1979-01-19
FR2395060B1 FR2395060B1 (lt) 1982-09-10

Family

ID=13480237

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7817902A Granted FR2395060A1 (fr) 1977-06-20 1978-06-15 Membranes en fibres creuses pour ultrafiltration et leur procede de preparation

Country Status (4)

Country Link
JP (1) JPS546916A (lt)
DE (1) DE2827012B2 (lt)
FR (1) FR2395060A1 (lt)
GB (1) GB2001899B (lt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0066408A2 (en) * 1981-05-19 1982-12-08 Teijin Limited Porous membrane

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5562214A (en) * 1978-11-02 1980-05-10 Toyobo Co Ltd Production of hollow fiber membrane
DE3006880C2 (de) * 1980-02-23 1986-10-09 Akzo Gmbh, 5600 Wuppertal Plasmaphoresemembran
JPS5742918A (en) * 1980-08-29 1982-03-10 Mitsubishi Rayon Co Ltd Hollow cellulosic derivative fiber
JPS5829880A (ja) * 1981-08-13 1983-02-22 Matsushita Electric Ind Co Ltd 電場発光素子
SE8204103L (sv) * 1982-07-02 1984-01-03 Gambro Lundia Ab Filtrationsmembran samt sett att framstella membranet
JPS5970689A (ja) * 1982-10-14 1984-04-21 Fujisawa Pharmaceut Co Ltd β−ラクタム系抗生物質水溶液の濃縮方法
JPH0653164B2 (ja) * 1986-06-10 1994-07-20 東洋紡績株式会社 セルロ−スエステル系中空糸状血漿分離膜
BR112020016727A2 (pt) * 2018-02-19 2020-12-15 Bayer Healthcare Llc Membrana filtrante modificada e método

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2103343A5 (lt) * 1970-07-27 1972-04-07 Monsanto Co
FR2194551A1 (en) * 1972-08-01 1974-03-01 Monsanto Co Hollow cellulose ester filaments prodn - for water purification by low pressu-re reverse osmosis
FR2199014A1 (lt) * 1972-09-12 1974-04-05 Rhone Poulenc Sa
DE2257697A1 (de) * 1972-11-21 1974-05-22 Asahi Chemical Ind Poroese celluloseazetat-membran und verfahren zu ihrer herstellung
FR2300606A1 (fr) * 1975-02-15 1976-09-10 Asahi Chemical Ind Fibre creuse a paroi filtrante

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029282B2 (ja) * 1976-09-03 1985-07-10 旭化成株式会社 半透膜及びその製造方法
DE2657697C2 (de) * 1976-12-20 1985-07-25 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Diaprojektor mit einer Diawechselvorrichtung

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2103343A5 (lt) * 1970-07-27 1972-04-07 Monsanto Co
FR2194551A1 (en) * 1972-08-01 1974-03-01 Monsanto Co Hollow cellulose ester filaments prodn - for water purification by low pressu-re reverse osmosis
FR2199014A1 (lt) * 1972-09-12 1974-04-05 Rhone Poulenc Sa
DE2257697A1 (de) * 1972-11-21 1974-05-22 Asahi Chemical Ind Poroese celluloseazetat-membran und verfahren zu ihrer herstellung
FR2300606A1 (fr) * 1975-02-15 1976-09-10 Asahi Chemical Ind Fibre creuse a paroi filtrante

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0066408A2 (en) * 1981-05-19 1982-12-08 Teijin Limited Porous membrane
EP0066408A3 (en) * 1981-05-19 1984-10-10 Teijin Limited Porous membrane

Also Published As

Publication number Publication date
DE2827012B2 (de) 1981-04-02
DE2827012A1 (de) 1978-12-21
DE2827012C3 (lt) 1987-12-03
GB2001899B (en) 1982-01-27
JPS546916A (en) 1979-01-19
GB2001899A (en) 1979-02-14
FR2395060B1 (lt) 1982-09-10

Similar Documents

Publication Publication Date Title
IT1078944B (it) Membrana di dialisi per emodialisi e procedimento per la sua produzione
ATE19202T1 (de) Haemofiltrationsverfahren.
ATA290483A (de) Verwendung von neuen 2-pyridylalkyl-sulfinylbenzimidazolen zur herstellung von die magensaeuresekretion beeinflussenden pharmazeutischen praeparaten
IE41057L (en) Refining lipid compositions.¹¹semi-permeable membrane to separate, e.g. phosphol-lipids
DE3884352D1 (de) Pervaporationsverfahren zur Trennung von Alkoholen von Äthern.
IT1105155B (it) Membrana di cellulosa per emodialisi e procedimento per la sua produzione
FR2339424A1 (fr) Procede pour la fabrication de membranes semipermeables de polysulfone et membranes obtenues
LU77562A1 (de) Verfahren zur herstellung von neuen pharmazeutischen praeparaten
FI103953B1 (fi) Menetelmä vesipitoisten liposomeja tai misellejä sisältävien vesidispersioiden valmistamiseksi
FR2395060A1 (fr) Membranes en fibres creuses pour ultrafiltration et leur procede de preparation
FR2359125A1 (fr) Nouveaux derives de prostaglandine, leur procede de preparation et medicament les contenant
FR2553002B1 (fr) Procede perfectionne d'obtention de liposomes unilamellaires de diametres eleves, leur application pharmacologique pour l'encapsulage d'un principe actif en vue de son administration extemporanee et dispositif correspondant
BE860971A (fr) Procede de preparation de n,n'-methylenebis-(0,0-diaryl n-phosphonomethylglycinonitriles, nouveaux produits ainsi obtenus et leur utilisation
NO931093D0 (no) Fremgangsmaate for fremstilling av rensede glykolipider ved membrana dskillelsesfremgangsmaaten
DK0481257T3 (da) Fremgangsmåde og system til fremstilling af en medicinsk opløsning, for eksempel en dialyseopløsning
FR2452507A1 (fr) Procede de preparation de membranes anisotropiques, nouveaux produits ainsi obtenus et leurs utilisations en particulier pour la separation de gaz
FI870589A0 (fi) Ny farmaceutisk sammansaettning och foerfarande foer framstaellning av den.
BE903134A (fr) Fibres creuses pour dialyse et procede pour les fabriquer
GB2035197B (en) Process for the prodoction of semipermeable hollow fibre membranes
FR2418797A1 (fr) Nouveaux derives heterocycliques d'acide acetique, leur procede de preparation et leur application en therapeutique
UA29462C2 (uk) Ацетатцелюлозна напівпроникна мембрана у вигляді порожнистого волокна (варіанти), спосіб виготовлення порожнистоволоконної напівпроникної ацетатцелюлозної мембрани (варіанти), гемодіалізатор з ацетатцелюлозними напівпроникними мембранами, прилад для обро
BE886354A (fr) Fibre cellulosique creuse semi-permeable, son procede de production et son application a l'hemodialyse et l'hemofiltration
IT8149622A0 (it) Membrana di cellulosa microporosa eprocedimento per la sua produzione
JPS52144416A (en) Hollow cellulose fibers
GB2002679A (en) Hollow semipermeable cellulosic fibres

Legal Events

Date Code Title Description
ST Notification of lapse