GB1338810A - Grafted hollow fibres - Google Patents
Grafted hollow fibresInfo
- Publication number
- GB1338810A GB1338810A GB5338371A GB5338371A GB1338810A GB 1338810 A GB1338810 A GB 1338810A GB 5338371 A GB5338371 A GB 5338371A GB 5338371 A GB5338371 A GB 5338371A GB 1338810 A GB1338810 A GB 1338810A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hollow fibres
- grafted
- phosphoric acid
- grafted hollow
- progil
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- External Artificial Organs (AREA)
Abstract
1338810 Phosphoric acid PROGIL 17 Nov 1971 [7 Dec 1970] 53383/71 Heading C1A [Also in Divisions B1 and C3] Phosphoric acid manufactured by the wet process is purified by passage through a countercurrent dialyser comprising a bundle of hollow polyethylene fibres grafted with 2-methyl-5- vinylpyridine.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7044880A FR2116322A1 (en) | 1970-12-07 | 1970-12-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1338810A true GB1338810A (en) | 1973-11-28 |
Family
ID=9065697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5338371A Expired GB1338810A (en) | 1970-12-07 | 1971-11-17 | Grafted hollow fibres |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE776311A (en) |
DE (1) | DE2160441C3 (en) |
FR (1) | FR2116322A1 (en) |
GB (1) | GB1338810A (en) |
IT (1) | IT953196B (en) |
NL (1) | NL7116740A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940541A (en) * | 1987-02-11 | 1990-07-10 | Tokyo Bi-Tech Laboratories, Inc. | Blood cleaning hollow fiber membrane, method for cleaning blood, and apparatus therefor |
US5061751A (en) * | 1989-06-02 | 1991-10-29 | Exxon Chemical Patents Inc. | Vinylpyrrolidone grafted polyolefins in polymer blends and composites |
EP0386249A4 (en) * | 1988-07-08 | 1992-06-03 | Mitsubishi Rayon Co., Ltd. | Oxygen-permeable molding and process for its production |
EP0559149A1 (en) * | 1992-03-03 | 1993-09-08 | Pall Corporation | Process for preparing hollow fiber separatory devices |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5215627A (en) * | 1975-07-09 | 1977-02-05 | Mitsubishi Rayon Co Ltd | Porous polypropylene hollow fibers and a process for manufacturing the m |
DD225625A1 (en) * | 1983-12-20 | 1985-08-07 | Medizin Labortechnik Veb K | METHOD FOR PRODUCING A SEPARATOR |
EP0371178A1 (en) * | 1988-12-01 | 1990-06-06 | Tokyo Bi-Tech Laboratories Inc | Method for producing a blood cleaning apparatus with hollow fiber membranes |
-
1970
- 1970-12-07 FR FR7044880A patent/FR2116322A1/fr not_active Withdrawn
-
1971
- 1971-11-17 GB GB5338371A patent/GB1338810A/en not_active Expired
- 1971-11-19 IT IT5420071A patent/IT953196B/en active
- 1971-12-06 BE BE776311A patent/BE776311A/en unknown
- 1971-12-06 NL NL7116740A patent/NL7116740A/xx unknown
- 1971-12-06 DE DE19712160441 patent/DE2160441C3/en not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940541A (en) * | 1987-02-11 | 1990-07-10 | Tokyo Bi-Tech Laboratories, Inc. | Blood cleaning hollow fiber membrane, method for cleaning blood, and apparatus therefor |
US5075003A (en) * | 1987-11-02 | 1991-12-24 | Tokyo Bi-Tech Laboratories, Inc. | Blood cleaning hollow fiber membrane method for cleaning blood, and apparatus therefor |
EP0386249A4 (en) * | 1988-07-08 | 1992-06-03 | Mitsubishi Rayon Co., Ltd. | Oxygen-permeable molding and process for its production |
US5177167A (en) * | 1988-07-08 | 1993-01-05 | Mitsubishi Rayon Co., Ltd. | Oxygen-permeable shaped articles and process for producing same |
US5061751A (en) * | 1989-06-02 | 1991-10-29 | Exxon Chemical Patents Inc. | Vinylpyrrolidone grafted polyolefins in polymer blends and composites |
EP0559149A1 (en) * | 1992-03-03 | 1993-09-08 | Pall Corporation | Process for preparing hollow fiber separatory devices |
US5445771A (en) * | 1992-03-03 | 1995-08-29 | Pall Corporation | Process for preparing hollow fiber separatory devices |
Also Published As
Publication number | Publication date |
---|---|
DE2160441B2 (en) | 1973-04-19 |
DE2160441A1 (en) | 1972-06-22 |
FR2116322A1 (en) | 1972-07-13 |
NL7116740A (en) | 1972-06-09 |
DE2160441C3 (en) | 1973-11-15 |
IT953196B (en) | 1973-08-10 |
BE776311A (en) | 1972-04-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |