IT8147856A0 - IMPROVEMENT IN MEMBRANES FOR PLASMAPHERESIS AND PROCEDURE FOR THEIR PRODUCTION - Google Patents
IMPROVEMENT IN MEMBRANES FOR PLASMAPHERESIS AND PROCEDURE FOR THEIR PRODUCTIONInfo
- Publication number
- IT8147856A0 IT8147856A0 IT8147856A IT4785681A IT8147856A0 IT 8147856 A0 IT8147856 A0 IT 8147856A0 IT 8147856 A IT8147856 A IT 8147856A IT 4785681 A IT4785681 A IT 4785681A IT 8147856 A0 IT8147856 A0 IT 8147856A0
- Authority
- IT
- Italy
- Prior art keywords
- plasmapheresis
- membranes
- improvement
- procedure
- production
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000002616 plasmapheresis Methods 0.000 title 1
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
- B01D69/04—Tubular membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0011—Casting solutions therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0016—Coagulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
-
- 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
- B01D69/06—Flat membranes
-
- 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
- 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
- B01D69/087—Details relating to the spinning process
-
- 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
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3006880A DE3006880C2 (en) | 1980-02-23 | 1980-02-23 | Plasmaphoresis membrane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8147856A0 true IT8147856A0 (en) | 1981-02-20 |
| IT1170741B IT1170741B (en) | 1987-06-03 |
Family
ID=6095424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT47856/81A IT1170741B (en) | 1980-02-23 | 1981-02-20 | IMPROVEMENT IN PLASMAFERESIS MEMBRANES AND PROCEDURE FOR THEIR PRODUCTION |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS56134209A (en) |
| AT (1) | AT381237B (en) |
| BE (1) | BE887603A (en) |
| CA (1) | CA1184716A (en) |
| CH (1) | CH647419A5 (en) |
| DE (1) | DE3006880C2 (en) |
| ES (2) | ES8201432A1 (en) |
| FR (1) | FR2476500B1 (en) |
| GB (1) | GB2069925B (en) |
| IT (1) | IT1170741B (en) |
| LU (1) | LU83157A1 (en) |
| NL (1) | NL8100701A (en) |
| SE (1) | SE8101127L (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3042110A1 (en) * | 1980-11-07 | 1982-06-16 | Akzo Gmbh, 5600 Wuppertal | MICROPOROUS CELLULOSE MEMBRANE |
| SE429441B (en) * | 1982-04-30 | 1983-09-05 | Gambro Dialysatoren | MICROPOROST HALFIBERMENBRAN FOR PLASMAFERES, AS WELL AS MANUFACTURING THE MEMBRANE |
| JPS60806A (en) * | 1983-06-17 | 1985-01-05 | Teijin Ltd | Manufacture of plasma albumin permeable hollow yarn membrane |
| JPS61293469A (en) * | 1985-06-21 | 1986-12-24 | 帝人株式会社 | Permselective hollow yarn membrane and serum component separator using the same |
| JPS61106168A (en) * | 1984-10-30 | 1986-05-24 | 帝人株式会社 | Permselective hollow yarn membrane, its production and serum component separator using the same |
| DE3842822A1 (en) * | 1988-12-20 | 1990-07-05 | Akzo Gmbh | BIOCOMPATIBLE DIALYSIS MEMBRANE FROM A MIXED POLYSACCHARIDESTER |
| EP0574699A2 (en) * | 1992-05-20 | 1993-12-22 | Akzo Nobel N.V. | Cellulose acetate dialysis membrane |
| EP0570826A1 (en) * | 1992-05-20 | 1993-11-24 | Akzo Nobel N.V. | Cellulose acetate membrane |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3709774A (en) * | 1970-05-13 | 1973-01-09 | Gen Electric | Preparation of asymmetric polymer membranes |
| US3724672A (en) * | 1970-07-27 | 1973-04-03 | R Leonard | Asymmetric hollow fiber membranes and method of fabrication |
| US3876738A (en) * | 1973-07-18 | 1975-04-08 | Amf Inc | Process for producing microporous films and products |
| JPS5193786A (en) * | 1975-02-15 | 1976-08-17 | Makurokagatano chukuseni | |
| US4127625A (en) * | 1975-03-27 | 1978-11-28 | Daicel Ltd. | Process for preparing hollow fiber having selective gas permeability |
| JPS5255719A (en) * | 1975-10-31 | 1977-05-07 | Daicel Chem Ind Ltd | Hollow fibers having selective gas permeability and production thereof |
| JPS6028522B2 (en) * | 1975-03-27 | 1985-07-05 | ダイセル化学工業株式会社 | Manufacturing method of hollow fiber for separation |
| JPS5289574A (en) * | 1976-01-23 | 1977-07-27 | Daicel Chem Ind Ltd | Production of hollow filament used for separation |
| GB1566581A (en) * | 1975-12-29 | 1980-05-08 | Nippon Zeon Co | Hollow fibres and methods of manufacturing such fibres |
| FR2410501A1 (en) * | 1976-11-15 | 1979-06-29 | Monsanto Co | MULTI-COMPONENT MEMBRANES FOR GAS SEPARATIONS |
| JPS546916A (en) * | 1977-06-20 | 1979-01-19 | Asahi Chem Ind Co Ltd | Hollow cellulose fibers and their production |
| JPS5411322A (en) * | 1977-06-29 | 1979-01-27 | Asahi Chem Ind Co Ltd | Hollow cellulose fibers and their production |
-
1980
- 1980-02-23 DE DE3006880A patent/DE3006880C2/en not_active Expired
-
1981
- 1981-02-05 CH CH765/81A patent/CH647419A5/en not_active IP Right Cessation
- 1981-02-13 NL NL8100701A patent/NL8100701A/en not_active Application Discontinuation
- 1981-02-20 ES ES499623A patent/ES8201432A1/en not_active Expired
- 1981-02-20 FR FR8103456A patent/FR2476500B1/en not_active Expired
- 1981-02-20 CA CA000371435A patent/CA1184716A/en not_active Expired
- 1981-02-20 SE SE8101127A patent/SE8101127L/en not_active Application Discontinuation
- 1981-02-20 GB GB8105455A patent/GB2069925B/en not_active Expired
- 1981-02-20 ES ES1981267109U patent/ES267109Y/en not_active Expired
- 1981-02-20 IT IT47856/81A patent/IT1170741B/en active
- 1981-02-20 LU LU83157A patent/LU83157A1/en unknown
- 1981-02-20 BE BE0/203854A patent/BE887603A/en not_active IP Right Cessation
- 1981-02-23 AT AT0082481A patent/AT381237B/en not_active IP Right Cessation
- 1981-02-23 JP JP2440481A patent/JPS56134209A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ES499623A0 (en) | 1981-12-16 |
| GB2069925A (en) | 1981-09-03 |
| BE887603A (en) | 1981-06-15 |
| CA1184716A (en) | 1985-04-02 |
| ES8201432A1 (en) | 1981-12-16 |
| CH647419A5 (en) | 1985-01-31 |
| IT1170741B (en) | 1987-06-03 |
| ATA82481A (en) | 1986-02-15 |
| FR2476500B1 (en) | 1988-11-25 |
| ES267109Y (en) | 1983-08-16 |
| JPS56134209A (en) | 1981-10-20 |
| DE3006880A1 (en) | 1981-09-03 |
| DE3006880C2 (en) | 1986-10-09 |
| ES267109U (en) | 1983-02-16 |
| LU83157A1 (en) | 1981-06-05 |
| NL8100701A (en) | 1981-09-16 |
| FR2476500A1 (en) | 1981-08-28 |
| AT381237B (en) | 1986-09-10 |
| JPH035847B2 (en) | 1991-01-28 |
| SE8101127L (en) | 1981-08-24 |
| GB2069925B (en) | 1983-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960124 |