GB1496816A - Asymmetric semipermeable membranes of polybenz-1,3-oxazine diones-(2,4) - Google Patents
Asymmetric semipermeable membranes of polybenz-1,3-oxazine diones-(2,4)Info
- Publication number
- GB1496816A GB1496816A GB15853/75A GB1585375A GB1496816A GB 1496816 A GB1496816 A GB 1496816A GB 15853/75 A GB15853/75 A GB 15853/75A GB 1585375 A GB1585375 A GB 1585375A GB 1496816 A GB1496816 A GB 1496816A
- Authority
- GB
- United Kingdom
- Prior art keywords
- membranes
- semipermeable membranes
- polymers
- polybenz
- group
- 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
- 239000012528 membrane Substances 0.000 title abstract 7
- 229920000642 polymer Polymers 0.000 abstract 3
- 239000002904 solvent Substances 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 125000004957 naphthylene group Chemical group 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 238000001223 reverse osmosis Methods 0.000 abstract 1
- 239000011780 sodium chloride Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
- B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
- B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2418996A DE2418996A1 (de) | 1974-04-19 | 1974-04-19 | Asymmetrische, semipermeable membranen aus polybenz-1,3-oxazindionen-2,4 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1496816A true GB1496816A (en) | 1978-01-05 |
Family
ID=5913377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB15853/75A Expired GB1496816A (en) | 1974-04-19 | 1975-04-17 | Asymmetric semipermeable membranes of polybenz-1,3-oxazine diones-(2,4) |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4036748A (enExample) |
| JP (1) | JPS5741965B2 (enExample) |
| AT (1) | AT343084B (enExample) |
| BE (1) | BE828035A (enExample) |
| CA (1) | CA1070065A (enExample) |
| CH (1) | CH610915A5 (enExample) |
| DE (1) | DE2418996A1 (enExample) |
| DK (1) | DK167875A (enExample) |
| FI (1) | FI751157A7 (enExample) |
| FR (1) | FR2268039A1 (enExample) |
| GB (1) | GB1496816A (enExample) |
| IT (1) | IT1035351B (enExample) |
| NL (1) | NL7504661A (enExample) |
| SE (2) | SE403968B (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4159251A (en) * | 1976-09-29 | 1979-06-26 | Pharmaco, Inc. | Ultrafiltration membranes based on heteroaromatic polymers |
| JPS621941A (ja) * | 1985-06-25 | 1987-01-07 | Houriyou Sangyo Kk | 掘さく機械部品 |
| US4861628A (en) * | 1987-10-14 | 1989-08-29 | Exxon Research And Engineering Company | Thin film composite membrane prepared by suspension deposition |
| US4879044A (en) * | 1987-10-14 | 1989-11-07 | Exxon Research And Engineering Company | Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non aromatics |
| US4828773A (en) * | 1987-10-14 | 1989-05-09 | Exxon Research And Engineering Company | Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non-aromatics |
| US5039418A (en) * | 1990-12-06 | 1991-08-13 | Exxon Research And Engineering Company | Membrane made from a multi-block polymer comprising an oxazolidone prepolymer chain extended with a compatible second prepolymer and its use in separations |
| AUPP521298A0 (en) * | 1998-08-12 | 1998-09-03 | Life Therapeutics Limited | Purification of fibrinogen |
| AUPP790898A0 (en) | 1998-12-23 | 1999-01-28 | Life Therapeutics Limited | Renal dialysis |
| AUPP790698A0 (en) * | 1998-12-23 | 1999-01-28 | Life Therapeutics Limited | Separation of microorganisms |
| US20050224355A1 (en) * | 1999-12-23 | 2005-10-13 | Brendon Conlan | Removal of biological contaminants |
| US7077942B1 (en) * | 1999-12-23 | 2006-07-18 | Gradipore Limited | Removal of biological contaminants |
| AUPQ691400A0 (en) * | 2000-04-14 | 2000-05-11 | Life Therapeutics Limited | Separation of micromolecules |
| US6800184B2 (en) | 2000-04-18 | 2004-10-05 | Gradipore, Limited | Electrophoresis separation and treatment of samples |
| AUPQ697300A0 (en) * | 2000-04-18 | 2000-05-11 | Life Therapeutics Limited | Separation apparatus |
| US6923896B2 (en) * | 2000-09-22 | 2005-08-02 | The Texas A&M University System | Electrophoresis apparatus and method |
| DE60142520D1 (de) * | 2000-10-06 | 2010-08-19 | Arturus Capital Ltd | Multi-port-elektrophorese-trennvorrichtung und entsprechendes verfahren |
| AUPR222300A0 (en) * | 2000-12-21 | 2001-01-25 | Life Therapeutics Limited | Electrophoresis device and method |
| US20070107884A1 (en) * | 2005-10-27 | 2007-05-17 | Sirkar Kamalesh K | Polymeric hollow fiber heat exchange systems |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH496758A (de) * | 1967-02-21 | 1970-09-30 | Bayer Ag | Verfahren zur Herstellung von Folien aus Poly-1,3-benzoxazindionen-2,4 |
| US3526588A (en) * | 1967-09-21 | 1970-09-01 | Amicon Corp | Macromolecular fractionation process |
| FR1587787A (enExample) * | 1968-10-02 | 1970-03-27 |
-
1974
- 1974-04-19 DE DE2418996A patent/DE2418996A1/de not_active Withdrawn
-
1975
- 1975-04-16 US US05/568,605 patent/US4036748A/en not_active Expired - Lifetime
- 1975-04-17 CA CA224,902A patent/CA1070065A/en not_active Expired
- 1975-04-17 SE SE7504451A patent/SE403968B/xx unknown
- 1975-04-17 GB GB15853/75A patent/GB1496816A/en not_active Expired
- 1975-04-17 BE BE155486A patent/BE828035A/xx unknown
- 1975-04-17 FI FI751157A patent/FI751157A7/fi not_active Application Discontinuation
- 1975-04-17 IT IT49150/75A patent/IT1035351B/it active
- 1975-04-17 AT AT294775A patent/AT343084B/de active
- 1975-04-17 JP JP50045936A patent/JPS5741965B2/ja not_active Expired
- 1975-04-18 DK DK167875A patent/DK167875A/da not_active IP Right Cessation
- 1975-04-18 FR FR7512233A patent/FR2268039A1/fr not_active Withdrawn
- 1975-04-18 CH CH501875A patent/CH610915A5/xx not_active IP Right Cessation
- 1975-04-18 NL NL7504661A patent/NL7504661A/xx unknown
-
1978
- 1978-01-18 SE SE7800588A patent/SE7800588L/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5741965B2 (enExample) | 1982-09-06 |
| FI751157A7 (enExample) | 1975-10-20 |
| DK167875A (en) | 1975-10-20 |
| ATA294775A (de) | 1977-09-15 |
| CA1070065A (en) | 1980-01-22 |
| BE828035A (fr) | 1975-10-17 |
| SE7504451L (sv) | 1975-10-20 |
| NL7504661A (nl) | 1975-10-21 |
| FR2268039A1 (enExample) | 1975-11-14 |
| DE2418996A1 (de) | 1975-10-30 |
| JPS50141587A (enExample) | 1975-11-14 |
| US4036748A (en) | 1977-07-19 |
| AT343084B (de) | 1978-05-10 |
| CH610915A5 (enExample) | 1979-05-15 |
| IT1035351B (it) | 1979-10-20 |
| SE403968B (sv) | 1978-09-18 |
| SE7800588L (sv) | 1978-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |