NO843481L - Fremgangsmaate for innkapsling av et kjernemateriale i en semipermeabel membran - Google Patents

Fremgangsmaate for innkapsling av et kjernemateriale i en semipermeabel membran

Info

Publication number
NO843481L
NO843481L NO843481A NO843481A NO843481L NO 843481 L NO843481 L NO 843481L NO 843481 A NO843481 A NO 843481A NO 843481 A NO843481 A NO 843481A NO 843481 L NO843481 L NO 843481L
Authority
NO
Norway
Prior art keywords
capsule
polymer
cell
solution
polyaminated
Prior art date
Application number
NO843481A
Other languages
English (en)
Norwegian (no)
Inventor
Allan P Jarvis Jr
Original Assignee
Damon Biotech Inc
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 Damon Biotech Inc filed Critical Damon Biotech Inc
Publication of NO843481L publication Critical patent/NO843481L/no

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605Excipients; Inactive ingredients
    • A61K9/1629Organic macromolecular compounds
    • A61K9/1652Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005Wall or coating material
    • A61K9/5021Organic macromolecular compounds
    • A61K9/5031Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/08Simple coacervation, i.e. addition of highly hydrophilic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/20After-treatment of capsule walls, e.g. hardening
    • 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
    • C12N11/04Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Genetics & Genomics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Peptides Or Proteins (AREA)
NO843481A 1983-09-01 1984-08-31 Fremgangsmaate for innkapsling av et kjernemateriale i en semipermeabel membran NO843481L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52839583A 1983-09-01 1983-09-01

Publications (1)

Publication Number Publication Date
NO843481L true NO843481L (no) 1985-03-04

Family

ID=24105521

Family Applications (1)

Application Number Title Priority Date Filing Date
NO843481A NO843481L (no) 1983-09-01 1984-08-31 Fremgangsmaate for innkapsling av et kjernemateriale i en semipermeabel membran

Country Status (14)

Country Link
JP (1) JPS6075326A (es)
AU (1) AU563653B2 (es)
BE (1) BE900469A (es)
CA (1) CA1245984A (es)
CH (1) CH664472A5 (es)
DE (1) DE3432143C2 (es)
DK (1) DK419184A (es)
FR (1) FR2551455B1 (es)
GB (1) GB2145992B (es)
IL (1) IL72787A (es)
IT (1) IT1196742B (es)
NL (1) NL8402671A (es)
NO (1) NO843481L (es)
SE (1) SE8404343L (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60175539A (ja) * 1984-02-23 1985-09-09 Snow Brand Milk Prod Co Ltd カプセル体およびその製造法
NO166836C (no) * 1985-03-14 1991-09-11 Univ California Fremgangsmaate for behandling av et organtransplantat.
GB8705464D0 (en) * 1987-03-09 1987-04-15 Atomic Energy Authority Uk Composite material
JPS6434436A (en) * 1987-07-28 1989-02-03 Sanyo Chemical Ind Ltd Gel cellular beads and manufacture thereof
CA1319632C (en) * 1988-04-22 1993-06-29 Carol Louise Nolan Method for microbial immobilization
US4952618A (en) * 1988-05-03 1990-08-28 Minnesota Mining And Manufacturing Company Hydrocolloid/adhesive composition
DE3941873A1 (de) * 1989-12-19 1991-06-20 Jakob Dr Bodziony Hohlfaser mit der beschichtung von zellen, die mehrjaehrige implantation in arterien und venen ermoeglichen
DE4012079C2 (de) * 1990-04-14 1997-11-06 Jakob Dr Bodziony Implantierbare Austausch- und Diffusionskammer
US5149543A (en) * 1990-10-05 1992-09-22 Massachusetts Institute Of Technology Ionically cross-linked polymeric microcapsules
US5562099A (en) * 1990-10-05 1996-10-08 Massachusetts Institute Of Technology Polymeric microparticles containing agents for imaging
US5487390A (en) * 1990-10-05 1996-01-30 Massachusetts Institute Of Technology Gas-filled polymeric microbubbles for ultrasound imaging
FR2694894B1 (fr) * 1992-08-20 1994-11-10 Coletica Utilisation d'une réaction de transacylation entre un polysaccharide estérifié et une substance polyaminée ou polyhydroxylée pour la fabrication de microparticules, procédé et composition.
FR2703927B1 (fr) * 1993-04-13 1995-07-13 Coletica Utilisation d'une réaction de transacylation entre un polysaccharide estérifié et une polyamine pour former en milieu aqueux une membrane au moins en surface de particules gélifiées.
DE4312970A1 (de) * 1993-04-21 1994-10-27 Juergen Dr Schrezenmeir Mikrokapsel sowie Verfahren und Vorrichtung zu ihrer Herstellung
DE4426396A1 (de) * 1994-07-26 1996-02-01 Ulrich Prof Dr Zimmermann Verfahren zur Herstellung konzentrierter Lösungen von mikroverkapselten Zellen oder von suspendierten Wirkstoffen in mikroverkapselter Form
US5540927A (en) * 1995-04-12 1996-07-30 Monsanto Company Microencapsulation process by coacervation
DE29924358U1 (de) * 1998-03-19 2003-01-02 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 80539 München Nano- und Mikrokapseln mit einer Polyelektrolythülle aus mehreren Polyelektrolytschichten
US7101575B2 (en) 1998-03-19 2006-09-05 Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften E.V. Production of nanocapsules and microcapsules by layer-wise polyelectrolyte self-assembly
DE102004013637A1 (de) 2004-03-19 2005-10-13 Capsulution Nanoscience Ag Verfahren zur Herstellung von CS-Partikeln und Mikrokapseln unter Verwendung poröser Template sowie CS-Partikel und Mikrokapseln
DE102005002483A1 (de) * 2005-01-18 2006-08-03 Ehrfeld Mikrotechnik Bts Gmbh Verfahren zum Einkapseln von Sensormolekülen mit einer semipermeablen Membran
FR2986165B1 (fr) 2012-01-31 2015-07-24 Capsum Procede de preparation de capsules rigidifiees

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352883A (en) * 1979-03-28 1982-10-05 Damon Corporation Encapsulation of biological material
NO158284C (no) * 1981-03-13 1988-08-17 Damon Biotech Inc Fremgangsmaate for selektiv oppbrytning av en permeabel membran.

Also Published As

Publication number Publication date
IT1196742B (it) 1988-11-25
AU563653B2 (en) 1987-07-16
AU3263484A (en) 1985-03-07
FR2551455B1 (fr) 1989-09-15
CA1245984A (en) 1988-12-06
DE3432143C2 (de) 1987-05-14
IT8467874A1 (it) 1986-03-03
BE900469A (fr) 1984-12-17
IT8467874A0 (it) 1984-09-03
GB2145992A (en) 1985-04-11
DE3432143A1 (de) 1985-03-21
IL72787A (en) 1987-12-31
JPS6075326A (ja) 1985-04-27
CH664472A5 (de) 1988-03-15
SE8404343L (sv) 1985-03-02
NL8402671A (nl) 1985-04-01
DK419184D0 (da) 1984-08-31
GB2145992B (en) 1987-02-18
GB8422052D0 (en) 1984-10-03
IL72787A0 (en) 1984-11-30
SE8404343D0 (sv) 1984-08-31
FR2551455A1 (fr) 1985-03-08
DK419184A (da) 1985-03-02

Similar Documents

Publication Publication Date Title
US4803168A (en) Microencapsulation with polymers
NO843481L (no) Fremgangsmaate for innkapsling av et kjernemateriale i en semipermeabel membran
US4933185A (en) System for controlled release of biologically active compounds
US5427935A (en) Hybrid membrane bead and process for encapsulating materials in semi-permeable hybrid membranes
Daly et al. Chitosan‐alginate complex coacervate capsules: effects of calcium chloride, plasticizers, and polyelectrolytes on mechanical stability
Remuñán-López et al. Effect of formulation and process variables on the formation of chitosan-gelatin coacervates
JPS61293919A (ja) 化学的に活性な材料のカプセル化法
US4495288A (en) Method of culturing anchorage dependent cells
US5089272A (en) Process for producing capsules having a permeability-controllable membrane
NO158284B (no) Fremgangsmaate for selektiv oppbrytning av en permeabel membran.
US4582799A (en) Process for recovering nonsecreted substances produced by cells
CA1172586A (en) Method of culturing anchorage dependent cells
Chen et al. Preparation and characterization of novel polymeric microcapsules for live cell encapsulation and therapy
WO1989001034A1 (en) Encapsulation of biological materials in semi-permeable membranes
CN114176227B (zh) 一种海藻酸钠包裹的层层自组装益生菌微胶囊及其制备方法
Tay et al. Alginate–chitosan coacervation in production of artificial seeds
CN102416024B (zh) 一种噬菌体口服微球制剂及其制备方法
WO1988000237A1 (en) Covalent membranes
KR20070024792A (ko) 생균력 증진을 위한 농업용 미생물제 미세캡슐화
WO1987004367A1 (en) Covalent membranes
JPS62262993A (ja) 生物活性物質の被包化法
KR20010025930A (ko) 키토산 고분자전해질 복합체 마이크로캡슐 제조방법
CN117678756A (zh) 一种基于电喷雾技术的多糖包埋益生菌微胶囊的制备方法
JPH05192144A (ja) 耐久性のあるゲル体、その製造方法及びこれを用いた細胞培養方法
CN105663086A (zh) 一种pH敏感型口服蛋白疫苗的制备方法