ATE226267T1 - Einkapselung von kristallen mit mehrschichtigem überzug - Google Patents

Einkapselung von kristallen mit mehrschichtigem überzug

Info

Publication number
ATE226267T1
ATE226267T1 AT00935199T AT00935199T ATE226267T1 AT E226267 T1 ATE226267 T1 AT E226267T1 AT 00935199 T AT00935199 T AT 00935199T AT 00935199 T AT00935199 T AT 00935199T AT E226267 T1 ATE226267 T1 AT E226267T1
Authority
AT
Austria
Prior art keywords
crystals
encapsulating
layer coating
nanoparticles
invention refers
Prior art date
Application number
AT00935199T
Other languages
English (en)
Inventor
Frank Caruso
Dieter Trau
Helmuth Moehwald
Reinhard Renneberg
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 ATE226267T1 publication Critical patent/ATE226267T1/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
    • A61K9/5005—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
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/54—Organic compounds
    • C30B29/58—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • 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.]
    • Y10T428/2991—Coated
AT00935199T 1999-06-10 2000-06-09 Einkapselung von kristallen mit mehrschichtigem überzug ATE226267T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP99111334 1999-06-10
PCT/EP2000/005358 WO2000077281A1 (en) 1999-06-10 2000-06-09 Encapsulation of crystals via multilayer coatings

Publications (1)

Publication Number Publication Date
ATE226267T1 true ATE226267T1 (de) 2002-11-15

Family

ID=8238342

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00935199T ATE226267T1 (de) 1999-06-10 2000-06-09 Einkapselung von kristallen mit mehrschichtigem überzug

Country Status (7)

Country Link
US (1) US6833192B1 (de)
EP (1) EP1190123B1 (de)
JP (1) JP4970678B2 (de)
AT (1) ATE226267T1 (de)
DE (2) DE60000622T2 (de)
ES (1) ES2184716T3 (de)
WO (1) WO2000077281A1 (de)

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Also Published As

Publication number Publication date
EP1190123B1 (de) 2002-10-16
ES2184716T3 (es) 2003-04-16
WO2000077281A1 (en) 2000-12-21
JP4970678B2 (ja) 2012-07-11
JP2003519063A (ja) 2003-06-17
DE20023081U1 (de) 2003-01-16
EP1190123A1 (de) 2002-03-27
DE60000622T2 (de) 2003-02-27
US6833192B1 (en) 2004-12-21
DE60000622D1 (de) 2002-11-21

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