DE3714784A1 - Verfahren zum konzentrieren von alkoholwasserloesungen mittels pervaporation - Google Patents
Verfahren zum konzentrieren von alkoholwasserloesungen mittels pervaporationInfo
- Publication number
- DE3714784A1 DE3714784A1 DE19873714784 DE3714784A DE3714784A1 DE 3714784 A1 DE3714784 A1 DE 3714784A1 DE 19873714784 DE19873714784 DE 19873714784 DE 3714784 A DE3714784 A DE 3714784A DE 3714784 A1 DE3714784 A1 DE 3714784A1
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- cellulose
- pervaporation
- cellulose carbamate
- carbamate
- 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.)
- Withdrawn
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000005373 pervaporation Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 15
- 239000012528 membrane Substances 0.000 claims abstract description 71
- 229920002678 cellulose Polymers 0.000 claims abstract description 37
- 239000001913 cellulose Substances 0.000 claims abstract description 37
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 claims abstract description 30
- 239000012466 permeate Substances 0.000 claims abstract description 15
- 150000001298 alcohols Chemical class 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000012141 concentrate Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 abstract description 35
- 239000007864 aqueous solution Substances 0.000 abstract description 3
- 230000001476 alcoholic effect Effects 0.000 abstract 1
- 230000008016 vaporization Effects 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 238000000926 separation method Methods 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 239000012527 feed solution Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 4
- 239000004202 carbamide Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 238000003892 spreading Methods 0.000 description 3
- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- 239000007832 Na2SO4 Substances 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- 241000589614 Pseudomonas stutzeri Species 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
- OMOVVBIIQSXZSZ-UHFFFAOYSA-N [6-(4-acetyloxy-5,9a-dimethyl-2,7-dioxo-4,5a,6,9-tetrahydro-3h-pyrano[3,4-b]oxepin-5-yl)-5-formyloxy-3-(furan-3-yl)-3a-methyl-7-methylidene-1a,2,3,4,5,6-hexahydroindeno[1,7a-b]oxiren-4-yl] 2-hydroxy-3-methylpentanoate Chemical compound CC12C(OC(=O)C(O)C(C)CC)C(OC=O)C(C3(C)C(CC(=O)OC4(C)COC(=O)CC43)OC(C)=O)C(=C)C32OC3CC1C=1C=COC=1 OMOVVBIIQSXZSZ-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- JBJWASZNUJCEKT-UHFFFAOYSA-M sodium;hydroxide;hydrate Chemical compound O.[OH-].[Na+] JBJWASZNUJCEKT-UHFFFAOYSA-M 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
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
- 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
-
- 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)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI862028A FI73960C (fi) | 1986-05-14 | 1986-05-14 | Foerfarande foer koncentrering av vattenloesningar av alkoholer medelst pervaporation. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3714784A1 true DE3714784A1 (de) | 1987-11-19 |
Family
ID=8522615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19873714784 Withdrawn DE3714784A1 (de) | 1986-05-14 | 1987-05-04 | Verfahren zum konzentrieren von alkoholwasserloesungen mittels pervaporation |
Country Status (13)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4410243C1 (de) * | 1994-03-24 | 1995-06-29 | Carbone Ag | Membranverfahren zur Trennung fluider Gemische |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3140256A (en) * | 1957-09-30 | 1964-07-07 | Standard Oil Co | Separation process |
| FI66624C (fi) * | 1983-11-02 | 1984-11-12 | Neste Oy | Foerfarande foer framstaellning av cellulosakarbamatfibrer eller -filmer |
| 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 |
-
1986
- 1986-05-14 FI FI862028A patent/FI73960C/fi not_active IP Right Cessation
-
1987
- 1987-04-29 ZA ZA873094A patent/ZA873094B/xx unknown
- 1987-04-30 IN IN352/CAL/87A patent/IN166625B/en unknown
- 1987-05-04 DE DE19873714784 patent/DE3714784A1/de not_active Withdrawn
- 1987-05-07 NO NO871899A patent/NO162813C/no unknown
- 1987-05-11 CS CS873345A patent/CS268179B2/cs unknown
- 1987-05-12 GB GB8711184A patent/GB2194465B/en not_active Expired - Fee Related
- 1987-05-13 SE SE8701955A patent/SE8701955L/xx not_active Application Discontinuation
- 1987-05-13 DD DD87302727A patent/DD265332A5/de not_active IP Right Cessation
- 1987-05-13 IT IT2049687A patent/IT1215483B/it active
- 1987-05-13 BR BR8702463A patent/BR8702463A/pt unknown
- 1987-05-14 JP JP62118065A patent/JPS6328409A/ja active Pending
- 1987-05-14 FR FR8706787A patent/FR2600906B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ZA873094B (en) | 1987-10-26 |
| NO871899L (no) | 1987-11-16 |
| NO162813C (no) | 1990-02-21 |
| IT1215483B (it) | 1990-02-14 |
| BR8702463A (pt) | 1988-02-23 |
| IT8720496A0 (it) | 1987-05-13 |
| FI862028A0 (fi) | 1986-05-14 |
| JPS6328409A (ja) | 1988-02-06 |
| FI73960C (fi) | 1987-12-10 |
| FR2600906A1 (fr) | 1988-01-08 |
| NO162813B (no) | 1989-11-13 |
| GB2194465A (en) | 1988-03-09 |
| CS334587A2 (en) | 1989-04-14 |
| GB2194465B (en) | 1990-05-23 |
| NO871899D0 (no) | 1987-05-07 |
| SE8701955L (sv) | 1987-11-15 |
| CS268179B2 (en) | 1990-03-14 |
| DD265332A5 (de) | 1989-03-01 |
| FI73960B (fi) | 1987-08-31 |
| FR2600906B1 (fr) | 1989-12-29 |
| GB8711184D0 (en) | 1987-06-17 |
| SE8701955D0 (sv) | 1987-05-13 |
| IN166625B (enrdf_load_stackoverflow) | 1990-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: TIEDTKE, H., DIPL.-ING. BUEHLING, G., DIPL.-CHEM. |
|
| 8139 | Disposal/non-payment of the annual fee |