DK223887A - PROCEDURE FOR ENCAPLING BIOLOGICAL ACTIVE MATERIAL - Google Patents

PROCEDURE FOR ENCAPLING BIOLOGICAL ACTIVE MATERIAL

Info

Publication number
DK223887A
DK223887A DK223887A DK223887A DK223887A DK 223887 A DK223887 A DK 223887A DK 223887 A DK223887 A DK 223887A DK 223887 A DK223887 A DK 223887A DK 223887 A DK223887 A DK 223887A
Authority
DK
Denmark
Prior art keywords
active material
encapling
procedure
polysaccharide
biological active
Prior art date
Application number
DK223887A
Other languages
Danish (da)
Other versions
DK223887D0 (en
Inventor
Hubert Bader
Dieter Rueppel
Axel Walch
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of DK223887D0 publication Critical patent/DK223887D0/en
Publication of DK223887A publication Critical patent/DK223887A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Genetics & Genomics (AREA)
  • Wood Science & Technology (AREA)
  • Dispersion Chemistry (AREA)
  • Zoology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Steroid Compounds (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Cephalosporin Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

1. Claims for the Contracting States : BE, CH, DE, FR, GB, IT, LI, LU, NL, SE A process for encapsulating biologically active material, which comprises using a polysaccharide with an inverse thermoreversible temperature behavior for forming the capsules, this property of the polysaccharide not being destroyed during the process. 1. Claims for the Contracting States : AT, ES, GR A process for encapsulating biologically active material, which comprises using a polysaccharide with an inverse thermoreversible temperature behavior for forming the capsules, this property of the polysaccharide not being destroyed during the process.
DK223887A 1986-05-03 1987-05-01 PROCEDURE FOR ENCAPLING BIOLOGICAL ACTIVE MATERIAL DK223887A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863615043 DE3615043A1 (en) 1986-05-03 1986-05-03 METHOD FOR ENCODING BIOLOGICALLY ACTIVE MATERIAL

Publications (2)

Publication Number Publication Date
DK223887D0 DK223887D0 (en) 1987-05-01
DK223887A true DK223887A (en) 1987-11-04

Family

ID=6300119

Family Applications (1)

Application Number Title Priority Date Filing Date
DK223887A DK223887A (en) 1986-05-03 1987-05-01 PROCEDURE FOR ENCAPLING BIOLOGICAL ACTIVE MATERIAL

Country Status (8)

Country Link
EP (1) EP0246469B1 (en)
JP (1) JPS62262993A (en)
AT (1) ATE55557T1 (en)
DE (2) DE3615043A1 (en)
DK (1) DK223887A (en)
ES (1) ES2017955B3 (en)
GR (1) GR3000989T3 (en)
NO (1) NO167364C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0239885A (en) * 1988-07-29 1990-02-08 Nok Corp Production of microorganism-immobilized gel
GB9110407D0 (en) * 1991-05-14 1991-07-03 Allied Colloids Ltd Particulate polymeric compositions and their production
ES2068762B1 (en) * 1993-07-21 1995-12-01 Lipotec Sa A NEW PHARMACEUTICAL PREPARATION TO IMPROVE THE BIOAVAILABILITY OF DRUGS OF DIFFICULT ABSORPTION AND PROCEDURE FOR THEIR OBTAINING.
FR2765496B1 (en) * 1997-07-03 1999-09-24 Rosanne Raynal MICROBALLS CALLED CAPSULES WITH POLYMERIC CORES CAPABLE OF CARRYING MOLECULES, ACTIVE INGREDIENTS AND / OR CELLS.
JP6347006B1 (en) * 2017-03-30 2018-06-20 Ｄｓｐ五協フード＆ケミカル株式会社 Seamless capsule and method for producing the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567650A (en) * 1969-02-14 1971-03-02 Ncr Co Method of making microscopic capsules
HU165600B (en) * 1972-07-27 1974-09-28
JPS5136810B2 (en) * 1972-08-04 1976-10-12
CA1040018A (en) * 1974-06-19 1978-10-10 Dale R. Shackle Cross-linked hydroxypropylcellulose microcapsules and process for making
US4352883A (en) * 1979-03-28 1982-10-05 Damon Corporation Encapsulation of biological material
NO163060C (en) * 1981-03-13 1990-03-28 Damon Biotech Inc PROCEDURE FOR THE PREPARATION OF SUBSTANCES MADE BY LIVING CELLS PRODUCING INTERFERONES OR ANTIBODIES.
US4606940A (en) * 1984-12-21 1986-08-19 The Ohio State University Research Foundation Small particle formation and encapsulation

Also Published As

Publication number Publication date
ATE55557T1 (en) 1990-09-15
NO167364C (en) 1991-10-30
DE3764305D1 (en) 1990-09-20
EP0246469A1 (en) 1987-11-25
ES2017955B3 (en) 1991-03-16
JPS62262993A (en) 1987-11-16
DK223887D0 (en) 1987-05-01
GR3000989T3 (en) 1991-12-10
NO871811D0 (en) 1987-04-30
EP0246469B1 (en) 1990-08-16
NO167364B (en) 1991-07-22
DE3615043A1 (en) 1987-11-05
NO871811L (en) 1987-11-04

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