DE69001132T2 - Verfahren zur herstellung von mikrokapseln. - Google Patents

Verfahren zur herstellung von mikrokapseln.

Info

Publication number
DE69001132T2
DE69001132T2 DE9090200006T DE69001132T DE69001132T2 DE 69001132 T2 DE69001132 T2 DE 69001132T2 DE 9090200006 T DE9090200006 T DE 9090200006T DE 69001132 T DE69001132 T DE 69001132T DE 69001132 T2 DE69001132 T2 DE 69001132T2
Authority
DE
Germany
Prior art keywords
microcapsules
solvent
lactide
rpm
substance
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.)
Expired - Fee Related
Application number
DE9090200006T
Other languages
German (de)
English (en)
Other versions
DE69001132D1 (de
Inventor
Jan Willem Groenendaal
Joseph Komen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BROCADES PHARMA BV
Original Assignee
BROCADES PHARMA BV
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 BROCADES PHARMA BV filed Critical BROCADES PHARMA BV
Publication of DE69001132D1 publication Critical patent/DE69001132D1/de
Application granted granted Critical
Publication of DE69001132T2 publication Critical patent/DE69001132T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • A61K9/1682Processes
    • A61K9/1694Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
    • 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
    • B01J13/12Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • 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
    • B01J13/206Hardening; drying
    • 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
    • A61K9/1635Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • A61K9/1641Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A61K9/1647Polyesters, e.g. poly(lactide-co-glycolide)
    • 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
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984Microcapsule with fluid core [includes liposome]
    • Y10T428/2985Solid-walled microcapsule from synthetic polymer
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984Microcapsule with fluid core [includes liposome]
    • Y10T428/2985Solid-walled microcapsule from synthetic polymer
    • Y10T428/2987Addition polymer from unsaturated monomers only

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Rheumatology (AREA)
  • Pain & Pain Management (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
DE9090200006T 1989-01-04 1990-01-02 Verfahren zur herstellung von mikrokapseln. Expired - Fee Related DE69001132T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89200015 1989-01-04

Publications (2)

Publication Number Publication Date
DE69001132D1 DE69001132D1 (de) 1993-04-29
DE69001132T2 true DE69001132T2 (de) 1993-07-15

Family

ID=8202294

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9090200006T Expired - Fee Related DE69001132T2 (de) 1989-01-04 1990-01-02 Verfahren zur herstellung von mikrokapseln.

Country Status (12)

Country Link
US (1) US5066436A (cg-RX-API-DMAC7.html)
EP (1) EP0377477B1 (cg-RX-API-DMAC7.html)
JP (1) JPH02247117A (cg-RX-API-DMAC7.html)
AT (1) ATE87235T1 (cg-RX-API-DMAC7.html)
AU (1) AU622967B2 (cg-RX-API-DMAC7.html)
DE (1) DE69001132T2 (cg-RX-API-DMAC7.html)
DK (1) DK0377477T3 (cg-RX-API-DMAC7.html)
ES (1) ES2055292T3 (cg-RX-API-DMAC7.html)
GR (1) GR3007481T3 (cg-RX-API-DMAC7.html)
IE (1) IE900015L (cg-RX-API-DMAC7.html)
IL (1) IL92344A0 (cg-RX-API-DMAC7.html)
NZ (1) NZ231885A (cg-RX-API-DMAC7.html)

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US5500161A (en) * 1993-09-21 1996-03-19 Massachusetts Institute Of Technology And Virus Research Institute Method for making hydrophobic polymeric microparticles
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US5512278A (en) * 1994-01-11 1996-04-30 Phylomed Corporation Ointment base useful for pharmaceutical preparations
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US6379651B1 (en) 1995-02-07 2002-04-30 Josman Laboratories Oral-topical dosage forms for delivering antibacterials/antibiotics to oral cavity to eradicate H. pylori as a concomitant treatment for peptic ulcers and other gastro-intestinal diseases
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Also Published As

Publication number Publication date
IL92344A0 (en) 1990-07-26
AU4739790A (en) 1990-07-12
DK0377477T3 (da) 1993-04-19
NZ231885A (en) 1992-07-28
EP0377477A1 (en) 1990-07-11
JPH02247117A (ja) 1990-10-02
US5066436A (en) 1991-11-19
ATE87235T1 (de) 1993-04-15
IE900015L (en) 1990-07-04
EP0377477B1 (en) 1993-03-24
AU622967B2 (en) 1992-04-30
GR3007481T3 (cg-RX-API-DMAC7.html) 1993-07-30
ES2055292T3 (es) 1994-08-16
DE69001132D1 (de) 1993-04-29

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EP0172422A2 (de) Mikrokapseln von regulatorischen Peptiden mit kontrollierter Freisetzung, Verfahren zu ihrer Herstellung und Injektionszubereitungen

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