IT1066606B - Procedimento per la produzione di membrane per ultrafiltrazione accoppiate con enzima e membrana ottenuta - Google Patents
Procedimento per la produzione di membrane per ultrafiltrazione accoppiate con enzima e membrana ottenutaInfo
- Publication number
- IT1066606B IT1066606B IT52051/76A IT5205176A IT1066606B IT 1066606 B IT1066606 B IT 1066606B IT 52051/76 A IT52051/76 A IT 52051/76A IT 5205176 A IT5205176 A IT 5205176A IT 1066606 B IT1066606 B IT 1066606B
- Authority
- IT
- Italy
- Prior art keywords
- enzyme
- procedure
- production
- ultrafiltration membranes
- obtained membrane
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title 2
- 102000004190 Enzymes Human genes 0.000 title 1
- 108090000790 Enzymes Proteins 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000000108 ultra-filtration Methods 0.000 title 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
- C12N11/10—Enzymes or microbial cells immobilised on or in an organic carrier the carrier being a carbohydrate
- C12N11/12—Cellulose or derivatives thereof
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
- A23C9/00—Milk preparations; Milk powder or milk powder preparations
- A23C9/12—Fermented milk preparations; Treatment using microorganisms or enzymes
- A23C9/1203—Addition of, or treatment with, enzymes or microorganisms other than lactobacteriaceae
- A23C9/1206—Lactose hydrolysing enzymes, e.g. lactase, beta-galactosidase
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
- A23C9/00—Milk preparations; Milk powder or milk powder preparations
- A23C9/12—Fermented milk preparations; Treatment using microorganisms or enzymes
- A23C9/1203—Addition of, or treatment with, enzymes or microorganisms other than lactobacteriaceae
- A23C9/1209—Proteolytic or milk coagulating enzymes, e.g. trypsine
-
- 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
- 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
- B01D71/10—Cellulose; Modified cellulose
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
- A23C2220/00—Biochemical treatment
- A23C2220/10—Enzymatic treatment
- A23C2220/104—Enzymatic treatment with immobilised enzymes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Wood Science & Technology (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Genetics & Genomics (AREA)
- Dispersion Chemistry (AREA)
- Biotechnology (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/629,940 US4033822A (en) | 1975-11-07 | 1975-11-07 | Enzyme-coupled ultrafiltration membranes |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1066606B true IT1066606B (it) | 1985-03-12 |
Family
ID=24525105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52051/76A IT1066606B (it) | 1975-11-07 | 1976-11-05 | Procedimento per la produzione di membrane per ultrafiltrazione accoppiate con enzima e membrana ottenuta |
Country Status (6)
Country | Link |
---|---|
US (1) | US4033822A (it) |
JP (1) | JPS5284184A (it) |
DE (1) | DE2650815A1 (it) |
FR (1) | FR2330693A1 (it) |
GB (1) | GB1519675A (it) |
IT (1) | IT1066606B (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4163714A (en) * | 1975-11-07 | 1979-08-07 | Gregor Harry P | Separating substances with pressure-driven affinity sorption membranes |
JPS6029475B2 (ja) * | 1978-09-29 | 1985-07-10 | 株式会社日立製作所 | 固定化酵素膜及びその製造方法 |
DE3266168D1 (en) * | 1981-07-10 | 1985-10-17 | Gambro Lundia Ab | A membrane and an arrangement for the removal of a substance from a solution |
DK154394C (da) * | 1982-10-21 | 1989-04-24 | Apv Pasilac As | Fremgangsmaade til at foroege kapaciteten af anlaeg for membranfiltrering af maelk eller maelkeprodukter til foderstoffer eller vaekstmedier. |
DE3406562A1 (de) * | 1984-02-23 | 1985-08-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Membran fuer die inaktivierung von heparin in blut und blutfraktionen, verfahren zu ihrer herstellung, ihre verwendung und verfahren zur inaktivierung von heparin in blut und blutfraktionen |
US4693985A (en) * | 1984-08-21 | 1987-09-15 | Pall Corporation | Methods of concentrating ligands and active membranes used therefor |
WO1987002778A1 (en) * | 1985-10-22 | 1987-05-07 | Cooper-Lipotech | Solid-phase liposome immunoassay system |
DE3617399A1 (de) * | 1986-05-23 | 1987-11-26 | Siegel Rolf | Unterlage fuer zellkulturen |
US5130237A (en) * | 1989-06-19 | 1992-07-14 | Clemson University | Substrate conversion with an enzyme immobilized on an ultrafiltration membrane |
US5788862A (en) * | 1992-05-13 | 1998-08-04 | Pall Corporation | Filtration medium |
US5480554A (en) * | 1992-05-13 | 1996-01-02 | Pall Corporation | Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same |
CA2353307A1 (fr) | 2001-07-13 | 2003-01-13 | Carmen Parent | Appareil et procede pour le traitement des effluents gazeux |
DE102012013385B4 (de) | 2012-07-05 | 2014-10-09 | Sartorius Stedim Biotech Gmbh | Modifizierte poröse Membran, Verfahren und Vorrichtung dafür |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE337223B (it) * | 1967-05-23 | 1971-08-02 | Pharmacia Ab | |
US3705084A (en) * | 1970-03-18 | 1972-12-05 | Monsanto Co | Macroporous enzyme reactor |
US3808305A (en) * | 1971-07-27 | 1974-04-30 | H Gregor | Crosslinked,interpolymer fixed-charge membranes |
-
1975
- 1975-11-07 US US05/629,940 patent/US4033822A/en not_active Expired - Lifetime
-
1976
- 1976-11-02 GB GB45436/76A patent/GB1519675A/en not_active Expired
- 1976-11-04 JP JP13180776A patent/JPS5284184A/ja active Pending
- 1976-11-05 FR FR7633544A patent/FR2330693A1/fr active Granted
- 1976-11-05 IT IT52051/76A patent/IT1066606B/it active
- 1976-11-06 DE DE19762650815 patent/DE2650815A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB1519675A (en) | 1978-08-02 |
JPS5284184A (en) | 1977-07-13 |
FR2330693A1 (fr) | 1977-06-03 |
FR2330693B3 (it) | 1979-07-20 |
DE2650815A1 (de) | 1977-12-08 |
US4033822A (en) | 1977-07-05 |
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