BE768539A - Procede de separation - Google Patents
Procede de separationInfo
- Publication number
- BE768539A BE768539A BE768539A BE768539A BE768539A BE 768539 A BE768539 A BE 768539A BE 768539 A BE768539 A BE 768539A BE 768539 A BE768539 A BE 768539A BE 768539 A BE768539 A BE 768539A
- Authority
- BE
- Belgium
- Prior art keywords
- separation process
- separation
- Prior art date
Links
- 238000000926 separation method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
- C07D309/40—Oxygen atoms attached in positions 3 and 4, e.g. maltol
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
- B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
- B01D61/362—Pervaporation
-
- 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
- B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
- B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/82—Purification; Separation; Stabilisation; Use of additives
- C07C209/84—Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/786—Separation; Purification; Stabilisation; Use of additives by membrane separation process, e.g. pervaporation, perstraction, reverse osmosis
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4680170A | 1970-06-16 | 1970-06-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE768539A true BE768539A (fr) | 1971-12-15 |
Family
ID=21945467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE768539A BE768539A (fr) | 1970-06-16 | 1971-06-15 | Procede de separation |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5410549B1 (fr) |
BE (1) | BE768539A (fr) |
DE (1) | DE2129734C3 (fr) |
FR (1) | FR2096358A5 (fr) |
GB (1) | GB1351188A (fr) |
IL (1) | IL37060A (fr) |
NL (1) | NL171534C (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1396091A (en) * | 1971-02-18 | 1975-05-29 | Babcock & Wilcox Ltd | Semi-permeable membranes |
FR2214675A1 (en) * | 1973-01-23 | 1974-08-19 | Rhone Poulenc Sa | Reverse osmosis of aq. phenol solns - using a sulphonated polyarylether semi-permeable membrane |
JPS5214584A (en) * | 1975-07-25 | 1977-02-03 | Asahi Glass Co Ltd | Electrodialysis method of a base-containing solution |
US4218312A (en) * | 1975-12-01 | 1980-08-19 | Monsanto Company | Membrane separation of organics from aqueous solutions |
DE2964867D1 (en) * | 1978-12-06 | 1983-03-24 | Abcor Inc | Hydrophilic polymeric membranes, process for their preparation, their use as ultrafiltration membranes, and precursor membranes adapted to be converted thereto |
JPS57212232A (en) * | 1981-06-24 | 1982-12-27 | Asahi Chem Ind Co Ltd | Composite hydrophilic membrane and its preparation |
DE3220570A1 (de) * | 1982-06-01 | 1983-12-01 | GFT Ingenieurbüro für Industrieanlagenbau, 6650 Homburg | Mehrschichtige membran und ihre verwendung zur trennung von fluessigkeitsgemischen nach dem pervaporationsverfahren |
DE3380299D1 (en) * | 1983-12-14 | 1989-09-07 | Dow Chemical Co | A process for separating mixtures of water and an organic compoundand a water-selective permeation membrane |
US4851120A (en) * | 1984-04-23 | 1989-07-25 | The Dow Chemical Company | Anionic polysaccharide separation membranes |
GB8419174D0 (en) * | 1984-07-27 | 1984-08-30 | British Petroleum Co Plc | Separation of water from organic liquids |
GB2174619B (en) * | 1985-05-07 | 1989-05-04 | Us Energy | Pervaporation separation of ethanol-water mixtures using polyacrylic acid composite membranes |
FR2641984B1 (fr) * | 1989-01-26 | 1991-12-06 | Acome Soc Coop Travailleurs | Procede de concentration par pervaporation d'un liquide aqueux contenant des composes organiques volatils ou entrainables a la vapeur d'eau |
JP3171947B2 (ja) * | 1991-09-03 | 2001-06-04 | ダイセル化学工業株式会社 | ポリアクリロニトリル共重合体選択透過膜およびその製造方法 |
FR2802829B1 (fr) * | 1999-12-24 | 2002-05-17 | Atofina | Procede de concentration de solution d'hydrazine aqueuse et dispositif pour sa mise en oeuvre |
DE102004049056A1 (de) * | 2004-10-08 | 2006-04-13 | Ticona Gmbh | Verfahren zur Herstellung und Reinigung von zyklischen Formalen |
US8747752B2 (en) | 2009-03-03 | 2014-06-10 | Oridion Medical (1987) Ltd. | Drying substances, preparation and use thereof |
US8366811B2 (en) | 2009-03-03 | 2013-02-05 | Oridion Medical (1987) Ltd. | Drying substances, preparation and use thereof |
US9067035B2 (en) | 2009-03-03 | 2015-06-30 | Oridion Medical (1987) Ltd. | Drying substances, preparation and use thereof |
CN113321597B (zh) * | 2021-06-24 | 2023-04-07 | 索闻特环保科技(上海)有限公司 | 含有异丙醇、乙腈、三乙胺和水的混合液的处理方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2953502A (en) * | 1955-05-24 | 1960-09-20 | American Oil Co | Separation of azeotropic mixtures |
BE602045A (fr) * | 1961-03-08 | |||
FR1583089A (fr) * | 1968-07-18 | 1969-10-17 |
-
1971
- 1971-06-14 NL NLAANVRAGE7108109,A patent/NL171534C/xx not_active IP Right Cessation
- 1971-06-15 IL IL37060A patent/IL37060A/xx unknown
- 1971-06-15 FR FR7121695A patent/FR2096358A5/fr not_active Expired
- 1971-06-15 GB GB2799071A patent/GB1351188A/en not_active Expired
- 1971-06-15 BE BE768539A patent/BE768539A/fr unknown
- 1971-06-15 JP JP4287071A patent/JPS5410549B1/ja active Pending
- 1971-06-15 DE DE2129734A patent/DE2129734C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL171534B (nl) | 1982-11-16 |
GB1351188A (en) | 1974-04-24 |
JPS5410549B1 (fr) | 1979-05-08 |
IL37060A0 (en) | 1971-08-25 |
DE2129734C3 (de) | 1982-02-18 |
DE2129734A1 (de) | 1971-12-23 |
DE2129734B2 (de) | 1981-02-05 |
NL171534C (nl) | 1983-04-18 |
IL37060A (en) | 1975-05-22 |
FR2096358A5 (fr) | 1972-02-11 |
NL7108109A (fr) | 1971-12-20 |
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