GB2001899B - Hollow fibre membranes for ultrafiltration and method for producing same - Google Patents
Hollow fibre membranes for ultrafiltration and method for producing sameInfo
- Publication number
- GB2001899B GB2001899B GB7827035A GB7827035A GB2001899B GB 2001899 B GB2001899 B GB 2001899B GB 7827035 A GB7827035 A GB 7827035A GB 7827035 A GB7827035 A GB 7827035A GB 2001899 B GB2001899 B GB 2001899B
- Authority
- GB
- United Kingdom
- Prior art keywords
- ultrafiltration
- producing same
- hollow fibre
- fibre membranes
- membranes
- 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
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)
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 |
---|---|
GB2001899A GB2001899A (en) | 1979-02-14 |
GB2001899B true GB2001899B (en) | 1982-01-27 |
Family
ID=13480237
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7827035A Expired GB2001899B (en) | 1977-06-20 | 1978-06-15 | Hollow fibre membranes for ultrafiltration and method for producing same |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS546916A (en) |
DE (1) | DE2827012C3 (en) |
FR (1) | FR2395060A1 (en) |
GB (1) | GB2001899B (en) |
Families Citing this family (9)
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 (en) * | 1980-02-23 | 1986-10-09 | Akzo Gmbh, 5600 Wuppertal | Plasmaphoresis membrane |
JPS5742918A (en) * | 1980-08-29 | 1982-03-10 | Mitsubishi Rayon Co Ltd | Hollow cellulosic derivative fiber |
EP0066408B1 (en) * | 1981-05-19 | 1987-07-29 | Teijin Limited | Porous membrane |
JPS5829880A (en) * | 1981-08-13 | 1983-02-22 | Matsushita Electric Ind Co Ltd | Electric field luminescent element |
SE8204103L (en) * | 1982-07-02 | 1984-01-03 | Gambro Lundia Ab | FILTRATION MEMBRANE AND SET TO MAKE THE MEMBRANE |
JPS5970689A (en) * | 1982-10-14 | 1984-04-21 | Fujisawa Pharmaceut Co Ltd | Method for concentrating aqueous solution of beta-lactam antibiotic substance |
JPH0653164B2 (en) * | 1986-06-10 | 1994-07-20 | 東洋紡績株式会社 | Cellulose ester type hollow fiber plasma separation membrane |
SG11202006593YA (en) * | 2018-02-19 | 2020-08-28 | Bayer Healthcare Llc | Modified filter membrane and method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3724672A (en) * | 1970-07-27 | 1973-04-03 | R Leonard | Asymmetric hollow fiber membranes and method of fabrication |
DE2338786A1 (en) * | 1972-08-01 | 1974-02-14 | Monsanto Co | HOLLOW FIBERS FOR LOW PRESSURE DESALINATION OF HARD WATER |
FR2199014B1 (en) * | 1972-09-12 | 1975-03-14 | Rhone Poulenc Ind | |
DE2257697C3 (en) * | 1972-11-21 | 1978-09-28 | Asahi Kasei Kogyo K.K., Osaka (Japan) | Cellulose acetate symmetry porous membrane filter and process for its manufacture |
JPS5193786A (en) * | 1975-02-15 | 1976-08-17 | Makurokagatano chukuseni | |
JPS6029282B2 (en) * | 1976-09-03 | 1985-07-10 | 旭化成株式会社 | Semipermeable membrane and its manufacturing method |
DE2657697C2 (en) * | 1976-12-20 | 1985-07-25 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Slide projector with a slide changing device |
-
1977
- 1977-06-20 JP JP7212377A patent/JPS546916A/en active Pending
-
1978
- 1978-06-15 GB GB7827035A patent/GB2001899B/en not_active Expired
- 1978-06-15 FR FR7817902A patent/FR2395060A1/en active Granted
- 1978-06-20 DE DE19782827012 patent/DE2827012C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2395060A1 (en) | 1979-01-19 |
DE2827012B2 (en) | 1981-04-02 |
FR2395060B1 (en) | 1982-09-10 |
GB2001899A (en) | 1979-02-14 |
DE2827012A1 (en) | 1978-12-21 |
DE2827012C3 (en) | 1987-12-03 |
JPS546916A (en) | 1979-01-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |