ATE295156T1 - Mehrlagige polyelektrolytkapseln mit gesteuerter und verzögerter freisetzung - Google Patents

Mehrlagige polyelektrolytkapseln mit gesteuerter und verzögerter freisetzung

Info

Publication number
ATE295156T1
ATE295156T1 AT01980290T AT01980290T ATE295156T1 AT E295156 T1 ATE295156 T1 AT E295156T1 AT 01980290 T AT01980290 T AT 01980290T AT 01980290 T AT01980290 T AT 01980290T AT E295156 T1 ATE295156 T1 AT E295156T1
Authority
AT
Austria
Prior art keywords
polyelectrolyte
release
fluorescein
shell
layer
Prior art date
Application number
AT01980290T
Other languages
English (en)
Inventor
Alexei Antipov
Euridice Vieira
Gemma Ibarz
Gleb Sukhorukov
Lars Daehne
Changyou Gao
Edwin Donath
Helmuth Moehwald
Original Assignee
Max Planck Gesellschaft
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 Max Planck Gesellschaft filed Critical Max Planck Gesellschaft
Application granted granted Critical
Publication of ATE295156T1 publication Critical patent/ATE295156T1/de

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
    • A61K9/5073—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 having two or more different coatings optionally including drug-containing subcoatings
    • 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
    • B01J13/20—After-treatment of capsule walls, e.g. hardening

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
AT01980290T 2000-08-28 2001-08-28 Mehrlagige polyelektrolytkapseln mit gesteuerter und verzögerter freisetzung ATE295156T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00118615 2000-08-28
EP01112600 2001-05-23
PCT/EP2001/009908 WO2002017888A2 (en) 2000-08-28 2001-08-28 Controlled and sustained release properties of polyelectrolyte multilayer capsules

Publications (1)

Publication Number Publication Date
ATE295156T1 true ATE295156T1 (de) 2005-05-15

Family

ID=26071336

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01980290T ATE295156T1 (de) 2000-08-28 2001-08-28 Mehrlagige polyelektrolytkapseln mit gesteuerter und verzögerter freisetzung

Country Status (7)

Country Link
US (1) US20040013721A1 (de)
EP (1) EP1313455B1 (de)
JP (1) JP2004507488A (de)
AT (1) ATE295156T1 (de)
CA (1) CA2420523C (de)
DE (1) DE60110809T2 (de)
WO (1) WO2002017888A2 (de)

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Also Published As

Publication number Publication date
WO2002017888A9 (en) 2003-05-15
EP1313455B1 (de) 2005-05-11
EP1313455A2 (de) 2003-05-28
WO2002017888A2 (en) 2002-03-07
DE60110809D1 (de) 2005-06-16
WO2002017888A3 (en) 2002-07-25
CA2420523A1 (en) 2002-03-07
US20040013721A1 (en) 2004-01-22
DE60110809T2 (de) 2005-10-06
CA2420523C (en) 2010-05-25
JP2004507488A (ja) 2004-03-11

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