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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 ottenuta

Info

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
Application number
IT52051/76A
Other languages
English (en)
Original Assignee
Gregor Harry P
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gregor Harry P filed Critical Gregor Harry P
Application granted granted Critical
Publication of IT1066606B publication Critical patent/IT1066606B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/10Enzymes or microbial cells immobilised on or in an organic carrier the carrier being a carbohydrate
    • C12N11/12Cellulose or derivatives thereof
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23CDAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
    • A23C9/00Milk preparations; Milk powder or milk powder preparations
    • A23C9/12Fermented milk preparations; Treatment using microorganisms or enzymes
    • A23C9/1203Addition of, or treatment with, enzymes or microorganisms other than lactobacteriaceae
    • A23C9/1206Lactose hydrolysing enzymes, e.g. lactase, beta-galactosidase
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23CDAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
    • A23C9/00Milk preparations; Milk powder or milk powder preparations
    • A23C9/12Fermented milk preparations; Treatment using microorganisms or enzymes
    • A23C9/1203Addition of, or treatment with, enzymes or microorganisms other than lactobacteriaceae
    • A23C9/1209Proteolytic or milk coagulating enzymes, e.g. trypsine
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14Dynamic membranes
    • B01D69/141Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/142Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes with "carriers"
    • B01D69/144Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes with "carriers" containing embedded or bound biomolecules
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/08Polysaccharides
    • B01D71/10Cellulose; Modified cellulose
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23CDAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
    • A23C2220/00Biochemical treatment
    • A23C2220/10Enzymatic treatment
    • A23C2220/104Enzymatic treatment with immobilised enzymes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14Ultrafiltration; Microfiltration
    • B01D61/145Ultrafiltration

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)
IT52051/76A 1975-11-07 1976-11-05 Procedimento per la produzione di membrane per ultrafiltrazione accoppiate con enzima e membrana ottenuta IT1066606B (it)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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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