DE69027572T2 - Entwässerung von organischen Sauerstoffverbindungen - Google Patents
Entwässerung von organischen SauerstoffverbindungenInfo
- Publication number
- DE69027572T2 DE69027572T2 DE69027572T DE69027572T DE69027572T2 DE 69027572 T2 DE69027572 T2 DE 69027572T2 DE 69027572 T DE69027572 T DE 69027572T DE 69027572 T DE69027572 T DE 69027572T DE 69027572 T2 DE69027572 T2 DE 69027572T2
- Authority
- DE
- Germany
- Prior art keywords
- drainage
- oxygen compounds
- organic oxygen
- organic
- compounds
- 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 - Fee Related
Links
Classifications
-
- 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
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
-
- 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
- B01D71/44—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D71/26-B01D71/42
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/425,156 US4992176A (en) | 1989-10-23 | 1989-10-23 | Dehydration of organic oxygenates |
US07/597,966 US5192445A (en) | 1990-10-11 | 1990-10-11 | Membrane suitable for the dehydration of organic oxygenates |
CA002073099A CA2073099A1 (en) | 1989-10-23 | 1992-07-03 | Separation of organic oxygenates |
JP24711792A JPH0686916A (ja) | 1989-10-23 | 1992-08-25 | 有機酸素化物の分離方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69027572D1 DE69027572D1 (de) | 1996-08-01 |
DE69027572T2 true DE69027572T2 (de) | 1996-10-31 |
Family
ID=27426928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69027572T Expired - Fee Related DE69027572T2 (de) | 1989-10-23 | 1990-10-02 | Entwässerung von organischen Sauerstoffverbindungen |
Country Status (4)
Country | Link |
---|---|
US (1) | US4992176A (de) |
EP (1) | EP0425108B1 (de) |
CA (2) | CA2026660A1 (de) |
DE (1) | DE69027572T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5192445A (en) * | 1990-10-11 | 1993-03-09 | Texaco, Inc. | Membrane suitable for the dehydration of organic oxygenates |
US5152898A (en) * | 1989-10-23 | 1992-10-06 | Texaco Inc. | Separation of organic oxygenates |
US5126503A (en) * | 1990-08-06 | 1992-06-30 | Texaco Inc. | Membrane process for dewatering lube oil dewaxing solvents |
CA2049169A1 (en) * | 1990-10-11 | 1992-04-12 | Craig Roger Bartels | Membrane suitable for the dehydration of organic oxygenates |
CA2051497A1 (en) * | 1991-01-18 | 1992-07-19 | John Reale Jr. | Membrane process |
US5456839A (en) * | 1991-07-22 | 1995-10-10 | Texaco Inc. | Method of dehydrating organic oxygenates |
JPH0691949B2 (ja) * | 1992-04-23 | 1994-11-16 | 通商産業省基礎産業局長 | ポリイオンコンプレックス製分離膜 |
US5403895A (en) * | 1993-04-07 | 1995-04-04 | The University Of North Carolina At Chapel Hill | Synthesis of aminated PVCs by controlled reaction with piperazine |
US6258276B1 (en) * | 1996-10-18 | 2001-07-10 | Mcmaster University | Microporous membranes and uses thereof |
JP4103975B2 (ja) * | 1998-09-10 | 2008-06-18 | 富士フイルム株式会社 | 電解質、光電気化学電池、及び電解質層を形成する方法 |
CA2300519C (en) * | 1999-03-19 | 2008-02-12 | Bend Research, Inc. | Solvent-resistant microporous polybenzimidazole membranes |
US6814865B1 (en) * | 2001-12-05 | 2004-11-09 | Seventy-Seventh Meridian Corporation Llc | Ion exchange membranes, methods and processes for production thereof and uses in specific applications |
EP3931240A4 (de) * | 2019-02-26 | 2022-05-04 | Celluforce Inc. | Dispersion von cellulose-nanokristallen (cncs) in monoethylenglykol und verfahren zu ihrer herstellung |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL170374C (nl) * | 1970-06-16 | 1982-11-01 | Monsanto Co | Werkwijze voor het afscheiden van water uit mengsels van water en formaldehyd. |
US4045352A (en) * | 1973-05-23 | 1977-08-30 | California Institute Of Technology | Ion-exchange hollow fibers |
US4466202A (en) * | 1983-03-07 | 1984-08-21 | Bend Research, Inc. | Energy-efficient evaporation process with means for vapor recovery |
US4444571A (en) * | 1983-03-07 | 1984-04-24 | Bend Research, Inc. | Energy-efficient process for the stripping of gases from liquids |
JPS6164305A (ja) * | 1984-09-07 | 1986-04-02 | Agency Of Ind Science & Technol | アルコール水溶液の濃縮方法 |
JPS61161109A (ja) * | 1984-12-29 | 1986-07-21 | Tokuyama Soda Co Ltd | パーベーパレーション分離膜 |
US4627859A (en) * | 1985-02-15 | 1986-12-09 | Allied Corporation | Facilitated gas enrichment membrane composites and a process for the preparation thereof |
-
1989
- 1989-10-23 US US07/425,156 patent/US4992176A/en not_active Expired - Lifetime
-
1990
- 1990-09-14 CA CA002026660A patent/CA2026660A1/en not_active Abandoned
- 1990-10-02 DE DE69027572T patent/DE69027572T2/de not_active Expired - Fee Related
- 1990-10-02 EP EP90310792A patent/EP0425108B1/de not_active Expired - Lifetime
-
1992
- 1992-07-03 CA CA002073099A patent/CA2073099A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US4992176A (en) | 1991-02-12 |
EP0425108A2 (de) | 1991-05-02 |
DE69027572D1 (de) | 1996-08-01 |
CA2026660A1 (en) | 1991-04-24 |
EP0425108B1 (de) | 1996-06-26 |
CA2073099A1 (en) | 1994-01-04 |
EP0425108A3 (en) | 1991-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |