DE3042110A1 - Mikroporoese cellulosemembran - Google Patents

Mikroporoese cellulosemembran

Info

Publication number
DE3042110A1
DE3042110A1 DE19803042110 DE3042110A DE3042110A1 DE 3042110 A1 DE3042110 A1 DE 3042110A1 DE 19803042110 DE19803042110 DE 19803042110 DE 3042110 A DE3042110 A DE 3042110A DE 3042110 A1 DE3042110 A1 DE 3042110A1
Authority
DE
Germany
Prior art keywords
cellulose
solution
weight
polyethylene glycol
coagulation bath
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
DE19803042110
Other languages
German (de)
English (en)
Other versions
DE3042110C2 (enrdf_load_stackoverflow
Inventor
Gustav 5600 Wuppertal Dünweg
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.)
Akzo Patente 5600 Wuppertal De GmbH
Original Assignee
Akzo GmbH
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 Akzo GmbH filed Critical Akzo GmbH
Priority to DE19803042110 priority Critical patent/DE3042110A1/de
Priority to IT49622/81A priority patent/IT1142925B/it
Priority to FR8120762A priority patent/FR2499866B1/fr
Priority to GB8133372A priority patent/GB2086798B/en
Priority to JP56177298A priority patent/JPS57108101A/ja
Publication of DE3042110A1 publication Critical patent/DE3042110A1/de
Application granted granted Critical
Publication of DE3042110C2 publication Critical patent/DE3042110C2/de
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
    • B01D71/10—Cellulose; Modified cellulose
    • 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
    • B01D61/147—Microfiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
  • External Artificial Organs (AREA)
DE19803042110 1980-11-07 1980-11-07 Mikroporoese cellulosemembran Granted DE3042110A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19803042110 DE3042110A1 (de) 1980-11-07 1980-11-07 Mikroporoese cellulosemembran
IT49622/81A IT1142925B (it) 1980-11-07 1981-11-03 Membrana di cellulosa microporosa e procedimento per la sua produzione
FR8120762A FR2499866B1 (fr) 1980-11-07 1981-11-05 Membrane cellulosique microporeuse, son procede de preparation d'une membrane d'hydrate de cellulose regeneree, a partir de solutions de cuoxame-cellulose contenant du polyethyleneglycol; et son utilisation en micro-filtration et plasmophorese
GB8133372A GB2086798B (en) 1980-11-07 1981-11-05 Microporous cellulose membrane
JP56177298A JPS57108101A (en) 1980-11-07 1981-11-06 Microporous cellulose membrane, manufacture, blood plasma separation and microfiltration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803042110 DE3042110A1 (de) 1980-11-07 1980-11-07 Mikroporoese cellulosemembran

Publications (2)

Publication Number Publication Date
DE3042110A1 true DE3042110A1 (de) 1982-06-16
DE3042110C2 DE3042110C2 (enrdf_load_stackoverflow) 1989-08-17

Family

ID=6116246

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803042110 Granted DE3042110A1 (de) 1980-11-07 1980-11-07 Mikroporoese cellulosemembran

Country Status (5)

Country Link
JP (1) JPS57108101A (enrdf_load_stackoverflow)
DE (1) DE3042110A1 (enrdf_load_stackoverflow)
FR (1) FR2499866B1 (enrdf_load_stackoverflow)
GB (1) GB2086798B (enrdf_load_stackoverflow)
IT (1) IT1142925B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0080206A3 (en) * 1981-11-25 1983-08-31 Asahi Kasei Kogyo Kabushiki Kaisha Porous regenerated cellulose membrane and process for the preparation thereof
EP0128325A3 (de) * 1983-05-10 1987-04-22 Hoechst Aktiengesellschaft Membran aus regenerierter Cellulose mit verbesserten Diffusionseigenschaften und Verfahren zur Herstellung
EP0793998A3 (de) * 1996-03-07 1998-02-11 Akzo Nobel N.V. Verfahren zur Stabilisierung der Eigenschaften cellulosischer Membranen

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59204911A (ja) * 1983-05-02 1984-11-20 Asahi Chem Ind Co Ltd 新規な構造を持つ再生セルロ−ス中空糸
JPS61106168A (ja) * 1984-10-30 1986-05-24 帝人株式会社 選択透過性中空糸膜及び血漿成分分離用中空糸膜の製造方法
JPS61293469A (ja) * 1985-06-21 1986-12-24 帝人株式会社 選択透過性中空糸膜及びそれを用いた血漿成分分離器
JPH0613087B2 (ja) * 1985-10-18 1994-02-23 テルモ株式会社 血液透析器
US4919809A (en) * 1988-07-20 1990-04-24 Asahi Kasei Kogyo Kabushiki Kaisha Hollow fiber membrane
US5084349A (en) * 1988-09-07 1992-01-28 Terumo Kabushiki Kaisha Hollow cellulose fibers, method for making, and fluid processing apparatus using same
DE4038247A1 (de) * 1990-11-30 1992-06-04 Akzo Gmbh Cellulosedialysehohlfaden
RU2187360C1 (ru) * 2000-11-23 2002-08-20 Дочернее общество ОАО Полимерсинтез - закрытое акционерное общество Научно-технический центр "ВЛАДИПОР" Пористая ацетатцеллюлозная мембрана на подложке и способ ее получения
CN114130210B (zh) * 2021-11-24 2023-12-22 宁波灏钻科技有限公司 一种层层自组装抗菌水凝胶过滤膜的制备方法
CN117679962B (zh) * 2023-09-29 2024-05-14 杭州科百特过滤器材有限公司 一种纤维素除病毒滤膜及其制备工艺和应用

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2328853A1 (de) * 1972-06-02 1973-12-13 Asahi Chemical Ind Hohlfasern aus kupferoxid-ammoniakcellulose und verfahren zu ihrer herstellung
DE2419930A1 (de) * 1973-04-30 1974-11-07 Dorr Oliver Inc Ultrafiltrationsmembran und verfahren zu deren herstellung
DE2816085A1 (de) * 1978-04-13 1979-10-18 Sartorius Gmbh Asymmetrische ultrafiltrationsmembrane auf der basis von zellulosehydrat
DE2823985A1 (de) * 1978-06-01 1979-12-13 Akzo Gmbh Dialysemembran
DE3002438A1 (de) * 1979-01-26 1980-07-31 Asahi Chemical Ind Selektiv permeable membran und verfahren zu ihrer herstellung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5193786A (en) * 1975-02-15 1976-08-17 Makurokagatano chukuseni
JPS5812932B2 (ja) * 1977-06-30 1983-03-10 日本ゼオン株式会社 中空繊維の製造方法
JPS5584503A (en) * 1978-12-19 1980-06-25 Teijin Ltd Preparing cellulose ester based selective permeable membrane
DD143037A1 (de) * 1979-04-11 1980-07-30 Gensrich Heinz Juergen Cellulosehohlfaeden und verfahren zu deren herstellung
CA1153171A (en) * 1979-12-17 1983-09-06 David T. Chen Cellulose semipermeable hollow fibers and method for making same
DE3006880C2 (de) * 1980-02-23 1986-10-09 Akzo Gmbh, 5600 Wuppertal Plasmaphoresemembran

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2328853A1 (de) * 1972-06-02 1973-12-13 Asahi Chemical Ind Hohlfasern aus kupferoxid-ammoniakcellulose und verfahren zu ihrer herstellung
DE2419930A1 (de) * 1973-04-30 1974-11-07 Dorr Oliver Inc Ultrafiltrationsmembran und verfahren zu deren herstellung
DE2816085A1 (de) * 1978-04-13 1979-10-18 Sartorius Gmbh Asymmetrische ultrafiltrationsmembrane auf der basis von zellulosehydrat
DE2823985A1 (de) * 1978-06-01 1979-12-13 Akzo Gmbh Dialysemembran
DE3002438A1 (de) * 1979-01-26 1980-07-31 Asahi Chemical Ind Selektiv permeable membran und verfahren zu ihrer herstellung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0080206A3 (en) * 1981-11-25 1983-08-31 Asahi Kasei Kogyo Kabushiki Kaisha Porous regenerated cellulose membrane and process for the preparation thereof
US4581140A (en) * 1981-11-25 1986-04-08 Asahi Kasei Kogyo Kabushiki Kaisha Porous regenerated cellulose membrane and process for the preparation thereof
EP0128325A3 (de) * 1983-05-10 1987-04-22 Hoechst Aktiengesellschaft Membran aus regenerierter Cellulose mit verbesserten Diffusionseigenschaften und Verfahren zur Herstellung
EP0793998A3 (de) * 1996-03-07 1998-02-11 Akzo Nobel N.V. Verfahren zur Stabilisierung der Eigenschaften cellulosischer Membranen
US5853647A (en) * 1996-03-07 1998-12-29 Akzo Nobel Nv Process for the stabilization of the properties of cellulosic membranes

Also Published As

Publication number Publication date
GB2086798A (en) 1982-05-19
JPS57108101A (en) 1982-07-06
FR2499866B1 (fr) 1985-10-25
IT1142925B (it) 1986-10-15
JPH025132B2 (enrdf_load_stackoverflow) 1990-01-31
GB2086798B (en) 1984-07-18
DE3042110C2 (enrdf_load_stackoverflow) 1989-08-17
IT8149622A0 (it) 1981-11-03
FR2499866A1 (fr) 1982-08-20

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: B01D 13/04

8127 New person/name/address of the applicant

Owner name: AKZO PATENTE GMBH, 5600 WUPPERTAL, DE

D2 Grant after examination
8364 No opposition during term of opposition