DE2421650A1 - Immobilisierung von enzymen in ultrafiltrationsmembranen - Google Patents
Immobilisierung von enzymen in ultrafiltrationsmembranenInfo
- Publication number
- DE2421650A1 DE2421650A1 DE2421650A DE2421650A DE2421650A1 DE 2421650 A1 DE2421650 A1 DE 2421650A1 DE 2421650 A DE2421650 A DE 2421650A DE 2421650 A DE2421650 A DE 2421650A DE 2421650 A1 DE2421650 A1 DE 2421650A1
- Authority
- DE
- Germany
- Prior art keywords
- enzyme
- membrane
- polymer
- solution
- solvent
- 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.)
- Ceased
Links
- 108090000790 Enzymes Proteins 0.000 title claims description 58
- 102000004190 Enzymes Human genes 0.000 title claims description 58
- 239000012528 membrane Substances 0.000 title claims description 31
- 238000000108 ultra-filtration Methods 0.000 title description 9
- 229920000642 polymer Polymers 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 10
- 239000003085 diluting agent Substances 0.000 claims description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 5
- 229920005597 polymer membrane Polymers 0.000 claims description 3
- 239000007970 homogeneous dispersion Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000004094 surface-active agent Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 11
- 239000011148 porous material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-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
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 108010046334 Urease Proteins 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920002466 Dynel Polymers 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 230000003100 immobilizing effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920002492 poly(sulfone) Polymers 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229930091371 Fructose Natural products 0.000 description 1
- 239000005715 Fructose Substances 0.000 description 1
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 108010093096 Immobilized Enzymes Proteins 0.000 description 1
- HSGSGNFSUDPBDX-UHFFFAOYSA-N N,N-dimethylacetamide N,N-dimethylformamide Chemical compound C(=O)N(C)C.C(=O)N(C)C.C(C)(=O)N(C)C HSGSGNFSUDPBDX-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 229920004890 Triton X-100 Polymers 0.000 description 1
- 108700040099 Xylose isomerases Proteins 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- -1 arches Substances 0.000 description 1
- PPBAJDRXASKAGH-UHFFFAOYSA-N azane;urea Chemical compound N.NC(N)=O PPBAJDRXASKAGH-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 108010051210 beta-Fructofuranosidase Proteins 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 239000008121 dextrose Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 238000006911 enzymatic reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000001760 fusel oil Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000013072 incoming material Substances 0.000 description 1
- 235000011073 invertase Nutrition 0.000 description 1
- 239000001573 invertase Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- PMPRVTLEEOMPAR-UHFFFAOYSA-N n,n-dimethylacetamide;n,n-dimethylformamide;1-methylpyrrolidin-2-one Chemical compound CN(C)C=O.CN(C)C(C)=O.CN1CCCC1=O PMPRVTLEEOMPAR-UHFFFAOYSA-N 0.000 description 1
- LDVAUXKTWYGAIY-UHFFFAOYSA-N n,n-dimethylformamide;1-methylpyrrolidin-2-one;methylsulfinylmethane Chemical compound CS(C)=O.CN(C)C=O.CN1CCCC1=O LDVAUXKTWYGAIY-UHFFFAOYSA-N 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- XIPFMBOWZXULIA-UHFFFAOYSA-N pivalamide Chemical compound CC(C)(C)C(N)=O XIPFMBOWZXULIA-UHFFFAOYSA-N 0.000 description 1
- 229920001490 poly(butyl methacrylate) polymer Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
- C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
- C12N11/04—Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres
-
- 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
- B01D69/14—Dynamic membranes
- B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
- B01D69/142—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes with "carriers"
- B01D69/144—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes with "carriers" containing embedded or bound biomolecules
-
- 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
- B01D69/14—Dynamic membranes
- B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
- B01D69/145—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing embedded catalysts
-
- 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
- B01D71/30—Polyalkenyl halides
- B01D71/301—Polyvinylchloride
-
- 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
- B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
- B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
- B01D71/421—Polyacrylonitrile
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/18—Apparatus specially designed for the use of free, immobilized or carrier-bound enzymes
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/34—Internal compartments or partitions
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M25/00—Means for supporting, enclosing or fixing the microorganisms, e.g. immunocoatings
- C12M25/02—Membranes; Filters
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/04—Filters; Permeable or porous membranes or plates, e.g. dialysis
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/10—Separation or concentration of fermentation products
-
- 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
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Zoology (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microbiology (AREA)
- Sustainable Development (AREA)
- Dispersion Chemistry (AREA)
- Molecular Biology (AREA)
- Clinical Laboratory Science (AREA)
- Materials Engineering (AREA)
- Immunology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Enzymes And Modification Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35817073A | 1973-05-07 | 1973-05-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2421650A1 true DE2421650A1 (de) | 1974-11-21 |
Family
ID=23408567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2421650A Ceased DE2421650A1 (de) | 1973-05-07 | 1974-05-04 | Immobilisierung von enzymen in ultrafiltrationsmembranen |
Country Status (4)
Country | Link |
---|---|
JP (2) | JPS5844401B2 (sv) |
DE (1) | DE2421650A1 (sv) |
FR (1) | FR2228785B3 (sv) |
GB (1) | GB1474594A (sv) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5548392A (en) * | 1978-02-17 | 1980-04-07 | Toyo Jozo Co Ltd | Novel immobilizing material combined with biologically active substance, its preparation, device comprising it, method, and preparation of support |
IT1207172B (it) * | 1979-02-15 | 1989-05-17 | Anic Spa | Processo per la preparazione dicorpi microporosi inglobanti uno o piu' agenti attivi. |
JPH0646947B2 (ja) * | 1984-12-17 | 1994-06-22 | 祥一 清水 | 生物化学反応方法 |
JPS63207395A (ja) * | 1987-02-20 | 1988-08-26 | Natl Food Res Inst | 糖蜜からの転化糖の製造方法 |
JPH02150281A (ja) * | 1988-11-30 | 1990-06-08 | Central Glass Co Ltd | 酵素含有膜およびその製造方法 |
FR2667874B1 (fr) * | 1990-10-16 | 1992-12-31 | Rhone Alpes Futur Fondation | Reacteur bio-catalyse, et procede de traitement correspondant, applicables notamment a la transformation malolactique du vin. |
WO2018230330A1 (ja) | 2017-06-15 | 2018-12-20 | 株式会社カネカ | 水処理用多孔質膜 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3615024A (en) * | 1968-08-26 | 1971-10-26 | Amicon Corp | High flow membrane |
-
1974
- 1974-05-02 JP JP49049647A patent/JPS5844401B2/ja not_active Expired
- 1974-05-04 DE DE2421650A patent/DE2421650A1/de not_active Ceased
- 1974-05-07 GB GB2008674A patent/GB1474594A/en not_active Expired
- 1974-05-07 FR FR7415787A patent/FR2228785B3/fr not_active Expired
-
1982
- 1982-10-01 JP JP57173069A patent/JPS58187190A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6253151B2 (sv) | 1987-11-09 |
FR2228785A1 (sv) | 1974-12-06 |
FR2228785B3 (sv) | 1977-03-11 |
JPS5844401B2 (ja) | 1983-10-03 |
JPS5014580A (sv) | 1975-02-15 |
JPS58187190A (ja) | 1983-11-01 |
GB1474594A (en) | 1977-05-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3133123C2 (de) | Unbeweglich gemachte α-Glukosyltransferase, Verfahren zu ihrer Herstellung sowie Verwendung zur Herstellung von Palatinose | |
DE19642882B4 (de) | Verfahren zur Herstellung eines ultradünnen Filmreaktors mit immobilisiertem Protein und Verfahren zur chemischen Reaktion unter Verwendung des ultradünnen Filmreaktors mit immobilisiertem Protein | |
DE3789114T2 (de) | Einen dünnen film enthaltende ultrafiltrationsmembran. | |
EP0407900B1 (de) | Flach- oder Kapillarmembran auf der Basis eines homogenen Gemisches aus Polyvinylidenfluorid und eines zweiten, durch chemische Umsetzung hydrophilierbaren Polymeren | |
DE19911504B4 (de) | Verfahren zur industriellen Oxidation von Alkoholen, Aldehyden oder Polyhydroxyverbindungen | |
DE3688493T2 (de) | Immobilisierung von biokatalysatoren auf koernigem kieselguhr. | |
DE2650920A1 (de) | Verfahren zur durchfuehrung von enzymatischen reaktionen | |
DE2639234A1 (de) | Immobilisierte proteine und verfahren zu deren herstellung | |
CH642105A5 (de) | Enzym-immobilisierungsmembran, verfahren zur herstellung derselben und verwendung der membran in einer elektro-chemischen messvorrichtung. | |
DE2735443A1 (de) | Verfahren zur herstellung von asymmetrischen membranen | |
DE2407961C3 (de) | Enzymatisch aktive Membran, Verfahren zu ihrer Herstellung und ihre Verwendung | |
DE3407814A1 (de) | Phasentraeger fuer die verteilungschromatographie von makromolekuelen, verfahren zu ihrer herstellung und ihre verwendung | |
DE2339238B2 (de) | Enzyme und/oder mikroorganismen in loesung oder dispersion enthaltender hohlfaden und verfahren zu seiner herstellung | |
DE2954357C2 (sv) | ||
DE2421650A1 (de) | Immobilisierung von enzymen in ultrafiltrationsmembranen | |
DE69825252T2 (de) | Kapillarhohlmembranen, daraus hergestellte fluidbehandlungsmodulen und verfahren zu ihrer herstellung | |
DE2743673C3 (de) | Mikroporöse, selektiv durchlässige Membran | |
DE2346659C2 (de) | Umkehrosmosemembran und Verfahren zu deren Herstellung | |
DE2229298C3 (de) | In wäßrigen Medien unlösliches Produkt mit enzymatischer Aktivität sowie Verfahren zu seiner Herstellung | |
DE3832036A1 (de) | Katalysator und verfahren zu seiner herstellung | |
DE3432923C2 (de) | Biokatalysator und Verfahren zu seiner Herstellung | |
DE2650815A1 (de) | Verfahren zur herstellung von mit enzymen gekuppelten ultrafiltrationsmembranen | |
DE2326161C2 (de) | Verfahren zum Aufbau oder zum Abbau von durch chemische Eigenschaften ausgezeichneten, in einer wäßrigen Lösung enthaltenen Stoffen | |
DE2611258C2 (de) | Verfahren zum Extrahieren eines Polypeptids aus einer wäßrigen Lösung | |
DE69827067T2 (de) | Verfahren zur Beschichtung von Materialen mit einer zeolithischen Substanz |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8126 | Change of the secondary classification | ||
8128 | New person/name/address of the agent |
Representative=s name: WEBER, D., DIPL.-CHEM. DR.RER.NAT. SEIFFERT, K., D |
|
8110 | Request for examination paragraph 44 | ||
8131 | Rejection |