PT1305109E - Producao de capsulas de polielectrolito atraves de precipitacao de superficie - Google Patents

Producao de capsulas de polielectrolito atraves de precipitacao de superficie

Info

Publication number
PT1305109E
PT1305109E PT01969563T PT01969563T PT1305109E PT 1305109 E PT1305109 E PT 1305109E PT 01969563 T PT01969563 T PT 01969563T PT 01969563 T PT01969563 T PT 01969563T PT 1305109 E PT1305109 E PT 1305109E
Authority
PT
Portugal
Prior art keywords
shell
template particles
polyethectrolite
capsules
production
Prior art date
Application number
PT01969563T
Other languages
English (en)
Inventor
Helmuth Mohwald
Andreas Voigt
Gleb Sukhorukov
Igor Radtchenko
Alexei Antipov
Edwin Donath
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
Priority claimed from DE2000137707 external-priority patent/DE10037707A1/de
Priority claimed from DE2000150382 external-priority patent/DE10050382A1/de
Application filed by Max Planck Gesellschaft filed Critical Max Planck Gesellschaft
Publication of PT1305109E publication Critical patent/PT1305109E/pt

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
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5192—Processes
    • 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
    • A61K9/48—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
    • A61K9/5089—Processes
    • 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
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A61K9/5138—Organic macromolecular compounds; Dendrimers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • 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
    • B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles
    • 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
    • B01J13/22—Coating
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984—Microcapsule with fluid core [includes liposome]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optics & Photonics (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Enzymes And Modification Thereof (AREA)
PT01969563T 2000-08-02 2001-08-01 Producao de capsulas de polielectrolito atraves de precipitacao de superficie PT1305109E (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2000137707 DE10037707A1 (de) 2000-08-02 2000-08-02 Polyelektrolytkapselherstellung durch Oberflächenpräzipitation
DE2000150382 DE10050382A1 (de) 2000-10-11 2000-10-11 Verkapselung von Flüssigkeiten

Publications (1)

Publication Number Publication Date
PT1305109E true PT1305109E (pt) 2004-11-30

Family

ID=26006594

Family Applications (1)

Application Number Title Priority Date Filing Date
PT01969563T PT1305109E (pt) 2000-08-02 2001-08-01 Producao de capsulas de polielectrolito atraves de precipitacao de superficie

Country Status (10)

Country Link
US (2) US7056554B2 (pt)
EP (2) EP1305109B1 (pt)
JP (1) JP2004504931A (pt)
AT (1) ATE273067T1 (pt)
CA (1) CA2417792C (pt)
DE (1) DE50103245D1 (pt)
DK (1) DK1305109T3 (pt)
ES (1) ES2223914T3 (pt)
PT (1) PT1305109E (pt)
WO (2) WO2002009864A1 (pt)

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Also Published As

Publication number Publication date
EP1305109B1 (de) 2004-08-11
DK1305109T3 (da) 2004-12-20
EP1307282A1 (de) 2003-05-07
CA2417792C (en) 2009-09-08
WO2002009864A1 (de) 2002-02-07
US20030175517A1 (en) 2003-09-18
CA2417792A1 (en) 2003-01-30
WO2002009864A9 (de) 2002-09-19
EP1305109A1 (de) 2003-05-02
JP2004504931A (ja) 2004-02-19
ES2223914T3 (es) 2005-03-01
US20040013738A1 (en) 2004-01-22
US7056554B2 (en) 2006-06-06
ATE273067T1 (de) 2004-08-15
DE50103245D1 (de) 2004-09-16
WO2002009865A1 (de) 2002-02-07

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