IE51844B1 - A hydrophilic cationic charge modified microporous membrane,a process for producing it and its use - Google Patents
A hydrophilic cationic charge modified microporous membrane,a process for producing it and its useInfo
- Publication number
- IE51844B1 IE51844B1 IE2494/81A IE249481A IE51844B1 IE 51844 B1 IE51844 B1 IE 51844B1 IE 2494/81 A IE2494/81 A IE 2494/81A IE 249481 A IE249481 A IE 249481A IE 51844 B1 IE51844 B1 IE 51844B1
- Authority
- IE
- Ireland
- Prior art keywords
- membrane
- charge modifying
- modifying agent
- microporous membrane
- charge
- Prior art date
Links
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 230000008569 process Effects 0.000 title claims abstract description 35
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Classifications
-
- 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
- B01D67/0093—Chemical modification
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/14—Blood; Artificial blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
- A61K35/14—Blood; Artificial blood
- A61K35/16—Blood plasma; Blood serum
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/0005—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts
- A61L2/0011—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts using physical methods
- A61L2/0017—Filtration
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/022—Filtration
-
- 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
- B01D67/00111—Polymer pretreatment in the casting solutions
-
- 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
- B01D71/56—Polyamides, e.g. polyester-amides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/30—Cross-linking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/14—Membrane materials having negatively charged functional groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/36—Hydrophilic membranes
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Manufacturing & Machinery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Cell Biology (AREA)
- Biomedical Technology (AREA)
- Medicinal Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Biotechnology (AREA)
- Dispersion Chemistry (AREA)
- Developmental Biology & Embryology (AREA)
- Immunology (AREA)
- Virology (AREA)
- Zoology (AREA)
- Pharmacology & Pharmacy (AREA)
- Molecular Biology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Epoxy Resins (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20136680A | 1980-10-27 | 1980-10-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE812494L IE812494L (en) | 1982-04-27 |
| IE51844B1 true IE51844B1 (en) | 1987-04-15 |
Family
ID=22745548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE2494/81A IE51844B1 (en) | 1980-10-27 | 1981-10-23 | A hydrophilic cationic charge modified microporous membrane,a process for producing it and its use |
Country Status (9)
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4473475A (en) * | 1981-05-29 | 1984-09-25 | Amf Inc. | Charge modified microporous membrane, process for charge modifying said membrane, and process for filtration of fluids |
| US4707266A (en) * | 1982-02-05 | 1987-11-17 | Pall Corporation | Polyamide membrane with controlled surface properties |
| CH656887A5 (fr) * | 1982-02-05 | 1986-07-31 | Pall Corp | Membrane microporeuse de polyamide, son utilisation et son procede de preparation. |
| US4431545A (en) * | 1982-05-07 | 1984-02-14 | Pall Corporation | Microporous filter system and process |
| JPS59115704A (ja) * | 1982-12-24 | 1984-07-04 | Toray Ind Inc | 半透膜の処理法 |
| DE3483554D1 (de) * | 1983-02-02 | 1990-12-13 | Memtec Ltd | Vernetzte poroese membranen. |
| EP0343387B1 (en) * | 1983-02-07 | 1994-06-01 | Yale University | Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix |
| US4512896A (en) | 1983-02-07 | 1985-04-23 | Yale University | Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix |
| US4888115A (en) * | 1983-12-29 | 1989-12-19 | Cuno, Incorporated | Cross-flow filtration |
| EP0167573A4 (en) * | 1983-12-29 | 1988-05-02 | Amf Inc | CAVE TUBE MODIFIED BY LOAD. |
| US5004543A (en) * | 1988-06-21 | 1991-04-02 | Millipore Corporation | Charge-modified hydrophobic membrane materials and method for making the same |
| US4981591A (en) * | 1989-04-07 | 1991-01-01 | Cuno, Incorporated | Cationic charge modified filter media |
| DE4029088C1 (US20110232667A1-20110929-C00004.png) * | 1990-09-13 | 1992-02-13 | Fresenius Ag, 6380 Bad Homburg, De | |
| US5269931A (en) * | 1990-09-17 | 1993-12-14 | Gelman Sciences Inc. | Cationic charge modified microporous membranes |
| US5128041A (en) * | 1991-05-15 | 1992-07-07 | Pall Corporation | Microporous membrane, method of manufacture, and method of use |
| US5547576A (en) * | 1992-07-06 | 1996-08-20 | Terumo Kabushiki Kaisha | Pathogenic substance removing material and a blood filter containing the material |
| US5523004A (en) * | 1992-12-04 | 1996-06-04 | Terumo Kabushiki Kaisha | Method for treatment of blood using a blood bag |
| DE4243996C2 (de) * | 1992-12-23 | 1995-05-11 | Inst Polymerforschung Dresden | Modifizierte Feststoffoberfläche mit einer permanenten hydrophil-anionischen oder hydrophil-kationischen Oberflächenschicht und Verfahren zu ihrer Herstellung |
| US5282971A (en) * | 1993-05-11 | 1994-02-01 | Pall Corporation | Positively charged polyvinylidene fluoride membrane |
| AU3405997A (en) * | 1996-07-29 | 1998-02-20 | Kimberly-Clark Worldwide, Inc. | Method of using cationic charge modified filter |
| DE10228148B4 (de) * | 2002-06-24 | 2006-08-24 | Saehan Industries Inc. | Selektive Membran mit hoher Fouling-Beständigkeit |
| US20150190760A1 (en) * | 2014-01-06 | 2015-07-09 | Pall Corporation | Membrane with plurality of charges |
| JP6448498B2 (ja) | 2015-08-04 | 2019-01-09 | 日本ゴア株式会社 | 回路基板製造プロセス液用精密フィルタ |
| CN106064022B (zh) * | 2016-07-05 | 2018-09-11 | 浙江工业大学上虞研究院有限公司 | 基于半互穿聚合物网络的pech/pvdf阴离子交换膜的制备方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3100721A (en) * | 1961-02-21 | 1963-08-13 | Du Pont | Process for producing microporous films and coatings |
| US3497451A (en) * | 1967-10-11 | 1970-02-24 | Du Pont | Permeation separation with type-8 nylon membranes |
| US3556305A (en) * | 1968-03-28 | 1971-01-19 | Amicon Corp | Composite membrane and process for making same |
| US3615024A (en) * | 1968-08-26 | 1971-10-26 | Amicon Corp | High flow membrane |
| US3567630A (en) * | 1969-09-29 | 1971-03-02 | Hercules Inc | Reverse osmosis membranes from amorphous copolymers of an alkylene oxide and allyl glycidyl ether |
| GB1411843A (en) * | 1973-02-28 | 1975-10-29 | Univ Strathclyde | Method of modifying the properties of a polymer |
| US4005012A (en) * | 1975-09-22 | 1977-01-25 | The United States Of America As Represented By The Secretary Of The Interior | Semipermeable membranes and the method for the preparation thereof |
| US4208455A (en) * | 1975-12-03 | 1980-06-17 | Oronzio Denora Impianti Elettrochimici S.P.A. | Method of shaping an organic polymer insoluble in a polar solvent |
| DE2622805C2 (de) * | 1976-05-21 | 1982-11-11 | Seitz-Filter-Werke Theo & Geo Seitz, 6550 Bad Kreuznach | Verfahren zum Nachbehandeln von Membranfiltern |
| JPS6022946B2 (ja) * | 1976-09-24 | 1985-06-05 | 東レ株式会社 | 生体用透析装置の滅菌法 |
| US4176156A (en) * | 1976-11-05 | 1979-11-27 | Teijin Limited | Method for heat-sterilizing artificial kidneys |
| US4250029A (en) * | 1977-04-25 | 1981-02-10 | Rohm And Haas Company | Coated membranes |
| US4265745A (en) * | 1977-05-25 | 1981-05-05 | Teijin Limited | Permselective membrane |
| GB2043734B (en) * | 1979-03-01 | 1983-08-17 | Amf Inc | Filter and method of making same |
-
1981
- 1981-10-23 WO PCT/US1981/001421 patent/WO1982001477A1/en unknown
- 1981-10-23 EP EP81108827A patent/EP0050864B1/en not_active Expired
- 1981-10-23 JP JP56503557A patent/JPS6332093B2/ja not_active Expired
- 1981-10-23 IE IE2494/81A patent/IE51844B1/en not_active IP Right Cessation
- 1981-10-23 MX MX189791A patent/MX156009A/es unknown
- 1981-10-23 AU AU76780/81A patent/AU7678081A/en not_active Abandoned
- 1981-10-23 DE DE8181108827T patent/DE3168195D1/de not_active Expired
- 1981-10-23 CA CA000388649A patent/CA1156410A/en not_active Expired
- 1981-10-23 BR BR8108849A patent/BR8108849A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6332093B2 (US20110232667A1-20110929-C00004.png) | 1988-06-28 |
| CA1156410A (en) | 1983-11-08 |
| MX156009A (es) | 1988-06-15 |
| JPS57501855A (US20110232667A1-20110929-C00004.png) | 1982-10-14 |
| EP0050864A1 (en) | 1982-05-05 |
| IE812494L (en) | 1982-04-27 |
| WO1982001477A1 (en) | 1982-05-13 |
| AU7678081A (en) | 1982-05-06 |
| BR8108849A (pt) | 1982-09-21 |
| DE3168195D1 (en) | 1985-02-21 |
| EP0050864B1 (en) | 1985-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed |