DE3841716A1 - Kollagenfolie als pervaporationsmembran - Google Patents
Kollagenfolie als pervaporationsmembranInfo
- Publication number
- DE3841716A1 DE3841716A1 DE3841716A DE3841716A DE3841716A1 DE 3841716 A1 DE3841716 A1 DE 3841716A1 DE 3841716 A DE3841716 A DE 3841716A DE 3841716 A DE3841716 A DE 3841716A DE 3841716 A1 DE3841716 A1 DE 3841716A1
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- collagen
- use according
- separation
- concentration
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 52
- 102000008186 Collagen Human genes 0.000 title claims abstract description 30
- 108010035532 Collagen Proteins 0.000 title claims abstract description 30
- 229920001436 collagen Polymers 0.000 title claims abstract description 30
- 238000005373 pervaporation Methods 0.000 title claims abstract description 18
- 238000000926 separation method Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 17
- 239000011888 foil Substances 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000006482 condensation reaction Methods 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 239000012466 permeate Substances 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 229920001661 Chitosan Polymers 0.000 description 6
- 239000004793 Polystyrene Substances 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
- 229920002284 Cellulose triacetate Polymers 0.000 description 5
- 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 5
- -1 polyethylene Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 229920000578 graft copolymer Polymers 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000006855 networking Effects 0.000 description 3
- 229920002307 Dextran Polymers 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 235000015197 apple juice Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 238000004113 cell culture Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000796 flavoring agent Substances 0.000 description 2
- 235000019634 flavors Nutrition 0.000 description 2
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 239000004627 regenerated cellulose Substances 0.000 description 2
- 239000012465 retentate Substances 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- FPQQSJJWHUJYPU-UHFFFAOYSA-N 3-(dimethylamino)propyliminomethylidene-ethylazanium;chloride Chemical compound Cl.CCN=C=NCCCN(C)C FPQQSJJWHUJYPU-UHFFFAOYSA-N 0.000 description 1
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 241001550206 Colla Species 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 108010068370 Glutens Proteins 0.000 description 1
- 241000271915 Hydrophis Species 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 108010073771 Soybean Proteins Proteins 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229920002494 Zein Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 239000005018 casein Substances 0.000 description 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 150000002302 glucosamines Chemical class 0.000 description 1
- 235000021312 gluten Nutrition 0.000 description 1
- 239000001963 growth medium Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 235000013622 meat product Nutrition 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen(.) Chemical compound [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 150000004804 polysaccharides Chemical class 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002717 polyvinylpyridine Polymers 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 235000018102 proteins Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 229940001941 soy protein Drugs 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 150000003567 thiocyanates Chemical class 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000005019 zein Substances 0.000 description 1
- 229940093612 zein Drugs 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
- B01D71/74—Natural macromolecular material or derivatives thereof
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3841716A DE3841716A1 (de) | 1988-12-10 | 1988-12-10 | Kollagenfolie als pervaporationsmembran |
| DE9090900799T DE58905190D1 (de) | 1988-12-10 | 1989-12-06 | Kollagenfolie als pervaporationsmembran. |
| AU48317/90A AU632527B2 (en) | 1988-12-10 | 1989-12-06 | Collagen film for use as a pervaporation membrane |
| AT90900799T ATE92361T1 (de) | 1988-12-10 | 1989-12-06 | Kollagenfolie als pervaporationsmembran. |
| PCT/EP1989/001494 WO1990006166A1 (de) | 1988-12-10 | 1989-12-06 | Kollagenfolie als pervaporationsmembran |
| EP90900799A EP0447467B1 (de) | 1988-12-10 | 1989-12-06 | Kollagenfolie als pervaporationsmembran |
| ES90900799T ES2058884T3 (es) | 1988-12-10 | 1989-12-06 | Folio colageno como membrana de pervaporacion. |
| CA002004996A CA2004996A1 (en) | 1988-12-10 | 1989-12-08 | Collagen foil used as pervaporation membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3841716A DE3841716A1 (de) | 1988-12-10 | 1988-12-10 | Kollagenfolie als pervaporationsmembran |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3841716A1 true DE3841716A1 (de) | 1990-06-13 |
| DE3841716C2 DE3841716C2 (OSRAM) | 1992-07-16 |
Family
ID=6368930
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3841716A Granted DE3841716A1 (de) | 1988-12-10 | 1988-12-10 | Kollagenfolie als pervaporationsmembran |
| DE9090900799T Expired - Fee Related DE58905190D1 (de) | 1988-12-10 | 1989-12-06 | Kollagenfolie als pervaporationsmembran. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9090900799T Expired - Fee Related DE58905190D1 (de) | 1988-12-10 | 1989-12-06 | Kollagenfolie als pervaporationsmembran. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0447467B1 (OSRAM) |
| AU (1) | AU632527B2 (OSRAM) |
| CA (1) | CA2004996A1 (OSRAM) |
| DE (2) | DE3841716A1 (OSRAM) |
| ES (1) | ES2058884T3 (OSRAM) |
| WO (1) | WO1990006166A1 (OSRAM) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA885901A (en) * | 1971-11-16 | L. Shank Joseph | Collagen film manufacture | |
| US3644202A (en) * | 1970-03-31 | 1972-02-22 | Willard S Higley | Collagen membranes for reverse osmosis desalination |
| DE2004987C3 (de) * | 1970-02-04 | 1974-11-14 | Fa. Carl Freudenberg, 6940 Weinheim | Dialysemembran |
| DE3410155C1 (de) * | 1984-03-20 | 1985-08-01 | Gkss - Forschungszentrum Geesthacht Gmbh, 2054 Geesthacht | Verfahren zur Trennung der Komponenten eines Flüssigkeitsgemisches |
| DE3536007A1 (de) * | 1985-10-09 | 1987-05-07 | Akzo Gmbh | Pervaporationsverfahren |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1779942A (en) * | 1918-06-17 | 1930-10-28 | Kober Philip Adolph | Process of making dialyzing and pervaporating membranes and product produced thereby |
| US2386826A (en) * | 1942-01-10 | 1945-10-16 | Sylvania Ind Corp | Process and apparatus for treating fluid compositions |
| US2953502A (en) * | 1955-05-24 | 1960-09-20 | American Oil Co | Separation of azeotropic mixtures |
| US2956070A (en) * | 1958-04-29 | 1960-10-11 | American Oil Co | Organic chemical reactions involving liberation of water |
| US4097234A (en) * | 1976-12-10 | 1978-06-27 | Nippi, Incorporated | Method for preparing dispersion of collagen fiber |
| DE3418414A1 (de) * | 1984-05-17 | 1985-11-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Kontinuierliche produktentfernung aus bioreaktoren |
-
1988
- 1988-12-10 DE DE3841716A patent/DE3841716A1/de active Granted
-
1989
- 1989-12-06 AU AU48317/90A patent/AU632527B2/en not_active Ceased
- 1989-12-06 ES ES90900799T patent/ES2058884T3/es not_active Expired - Lifetime
- 1989-12-06 EP EP90900799A patent/EP0447467B1/de not_active Expired - Lifetime
- 1989-12-06 DE DE9090900799T patent/DE58905190D1/de not_active Expired - Fee Related
- 1989-12-06 WO PCT/EP1989/001494 patent/WO1990006166A1/de not_active Ceased
- 1989-12-08 CA CA002004996A patent/CA2004996A1/en not_active Abandoned
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA885901A (en) * | 1971-11-16 | L. Shank Joseph | Collagen film manufacture | |
| DE2004987C3 (de) * | 1970-02-04 | 1974-11-14 | Fa. Carl Freudenberg, 6940 Weinheim | Dialysemembran |
| US3644202A (en) * | 1970-03-31 | 1972-02-22 | Willard S Higley | Collagen membranes for reverse osmosis desalination |
| DE3410155C1 (de) * | 1984-03-20 | 1985-08-01 | Gkss - Forschungszentrum Geesthacht Gmbh, 2054 Geesthacht | Verfahren zur Trennung der Komponenten eines Flüssigkeitsgemisches |
| DE3536007A1 (de) * | 1985-10-09 | 1987-05-07 | Akzo Gmbh | Pervaporationsverfahren |
Non-Patent Citations (4)
| Title |
|---|
| BÖDDECKER: Pervaporation durch Membranen und ihre Anwendung zur Trennung von Flüssiggemischen, VDI Verlag Düsseldorf 1986, S. 42 * |
| Derwent, Chemical Patent Index, Basic Abstract Journal Journal Section A, 1983, Abstract 19016K/08 * |
| Derwent, Chemical Patent Index, Basic Abstract Journal Sektion A, 1985, Abstract 85-078410/13 * |
| Patent Abstracts of Japan, C-427, 1987, Vol. 11, Nr. 184 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2004996A1 (en) | 1990-06-10 |
| DE3841716C2 (OSRAM) | 1992-07-16 |
| ES2058884T3 (es) | 1994-11-01 |
| EP0447467B1 (de) | 1993-08-04 |
| WO1990006166A1 (de) | 1990-06-14 |
| AU4831790A (en) | 1990-06-26 |
| DE58905190D1 (de) | 1993-09-09 |
| EP0447467A1 (de) | 1991-09-25 |
| AU632527B2 (en) | 1993-01-07 |
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