NL7006909A - - Google Patents
Info
- Publication number
- NL7006909A NL7006909A NL7006909A NL7006909A NL7006909A NL 7006909 A NL7006909 A NL 7006909A NL 7006909 A NL7006909 A NL 7006909A NL 7006909 A NL7006909 A NL 7006909A NL 7006909 A NL7006909 A NL 7006909A
- Authority
- NL
- Netherlands
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
- B01D71/22—Cellulose ethers
-
- 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
- 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
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/16—Swelling agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82411569A | 1969-05-13 | 1969-05-13 | |
| US9631170A | 1970-12-09 | 1970-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7006909A true NL7006909A (https=) | 1970-11-17 |
Family
ID=26791555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7006909A NL7006909A (https=) | 1969-05-13 | 1970-05-13 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US3593855A (https=) |
| BE (1) | BE749696A (https=) |
| DE (1) | DE2022506B2 (https=) |
| FR (1) | FR2047635A5 (https=) |
| GB (1) | GB1258543A (https=) |
| NL (1) | NL7006909A (https=) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4048271A (en) * | 1972-10-02 | 1977-09-13 | Chemical Systems, Inc. | Dry process for forming polycarbonate membranes |
| DE2336218C3 (de) * | 1973-07-17 | 1985-11-14 | Byk Gulden Lomberg Chemische Fabrik Gmbh, 7750 Konstanz | Orale Arzneiform |
| DE2361369A1 (de) * | 1973-12-10 | 1975-06-19 | Hoechst Ag | Verfahren zur herstellung einer entsalzenden celluloseacetatmembran |
| AU1147476A (en) * | 1975-03-19 | 1977-09-01 | Procter & Gamble | Controlled release article |
| JPS51145474A (en) * | 1975-06-10 | 1976-12-14 | Kuraray Co Ltd | A blood dialysis membrane with outstanding dialysis performance and a process for producing it |
| US4077407A (en) * | 1975-11-24 | 1978-03-07 | Alza Corporation | Osmotic devices having composite walls |
| JPS5562214A (en) * | 1978-11-02 | 1980-05-10 | Toyobo Co Ltd | Production of hollow fiber membrane |
| US4206049A (en) * | 1978-08-14 | 1980-06-03 | Westinghouse Electric Corp. | Recovery of uranium by a reverse osmosis process |
| US4219517A (en) * | 1978-10-12 | 1980-08-26 | Puropore Inc. | Process for spinning dense hollow fiber cellulosic membrane |
| US4316800A (en) * | 1979-02-21 | 1982-02-23 | Uranerz U.S.A. Inc | Recovery of uranium from enriched solution by a membrane separation process |
| DE3107527A1 (de) * | 1981-02-27 | 1982-09-16 | Klaus Prof. Dr. 8400 Regensburg Heckmann | Hyperfiltrationsmembranen mit trennschichten aus monomolekularen filmen von tensiden |
| JPS60231613A (ja) * | 1984-04-28 | 1985-11-18 | Terumo Corp | Ｔ細胞とｂ細胞の分離方法およびその分離材ならびにその分離装置 |
| JPS612743A (ja) * | 1984-06-15 | 1986-01-08 | Mitsubishi Rayon Co Ltd | 多孔質膜 |
| IL77419A (en) * | 1984-12-21 | 1989-03-31 | Sleytr Uwe B | Production of structures having membranes with continuous pores,method of altering the effective pore size of such structures and the use of structures thus produced or altered |
| US4855048A (en) * | 1987-09-22 | 1989-08-08 | Air Products And Chemicals, Inc. | Air dried cellulose acetate membranes |
| ES2050691T3 (es) * | 1987-10-19 | 1994-06-01 | Grace W R & Co | Membranas de separacion de gas de acetato butirato de celulosa. |
| JP2528169B2 (ja) * | 1987-11-19 | 1996-08-28 | 帝人株式会社 | 多孔性成型物の製造方法 |
| US5011637A (en) * | 1989-01-23 | 1991-04-30 | The Dow Chemical Company | Preparing cellulose ester membranes for gas separation |
| US4980063A (en) * | 1989-01-27 | 1990-12-25 | The Dow Chemical Company | Compositions useful for preparing cellulose ester membranes for liquid separations |
| GB9623147D0 (en) * | 1996-11-07 | 1997-01-08 | Univ Manchester | Membrane for a sensor |
| SE9604124D0 (sv) * | 1996-11-12 | 1996-11-12 | Pharmacia & Upjohn Ab | Compact member, method of manufacturing and use thereof |
| CN117244412A (zh) * | 2023-07-27 | 2023-12-19 | 率氢技术(北京)股份有限公司 | 一种反渗透膜片及其制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3276996A (en) * | 1963-07-15 | 1966-10-04 | Lazare Leon | Separating water from saline solutions |
| US3423491A (en) * | 1964-09-02 | 1969-01-21 | Dow Chemical Co | Permselective hollow fibers and method of making |
| US3483282A (en) * | 1967-12-21 | 1969-12-09 | Universal Water Corp | Production of semipermeable membranes |
-
1969
- 1969-05-13 US US824115A patent/US3593855A/en not_active Expired - Lifetime
-
1970
- 1970-04-08 GB GB1258543D patent/GB1258543A/en not_active Expired
- 1970-04-28 BE BE749696D patent/BE749696A/xx unknown
- 1970-05-08 DE DE2022506A patent/DE2022506B2/de not_active Withdrawn
- 1970-05-12 FR FR7017181A patent/FR2047635A5/fr not_active Expired
- 1970-05-13 NL NL7006909A patent/NL7006909A/xx not_active Application Discontinuation
- 1970-12-09 US US00096311A patent/US3780147A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2022506B2 (de) | 1980-05-08 |
| DE2022506A1 (de) | 1970-11-19 |
| FR2047635A5 (https=) | 1971-03-12 |
| US3593855A (en) | 1971-07-20 |
| US3780147A (en) | 1973-12-18 |
| GB1258543A (https=) | 1971-12-30 |
| BE749696A (fr) | 1970-10-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BI | The patent application has been withdrawn |