DE60226140D1 - Verfahren zur verkapselung eines wirkstoffs - Google Patents
Verfahren zur verkapselung eines wirkstoffsInfo
- Publication number
- DE60226140D1 DE60226140D1 DE60226140T DE60226140T DE60226140D1 DE 60226140 D1 DE60226140 D1 DE 60226140D1 DE 60226140 T DE60226140 T DE 60226140T DE 60226140 T DE60226140 T DE 60226140T DE 60226140 D1 DE60226140 D1 DE 60226140D1
- Authority
- DE
- Germany
- Prior art keywords
- active substance
- inter
- coating
- product
- seculation
- 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 - Lifetime
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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
- A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
- A61K9/2081—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets with microcapsules or coated microparticles according to A61K9/50
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
- A61K47/51—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
- A61K47/56—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule
- A61K47/58—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. poly[meth]acrylate, polyacrylamide, polystyrene, polyvinylpyrrolidone, polyvinylalcohol or polystyrene sulfonic acid resin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
- A61K47/51—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
- A61K47/56—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule
- A61K47/59—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes
- A61K47/60—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes the organic macromolecular compound being a polyoxyalkylene oligomer, polymer or dendrimer, e.g. PEG, PPG, PEO or polyglycerol
-
- 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
- A61K9/1635—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
- A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
-
- 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
- A61K9/1682—Processes
- A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Rheumatology (AREA)
- Pain & Pain Management (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Extraction Or Liquid Replacement (AREA)
- Medicinal Preparation (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Saccharide Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA200104451 | 2001-05-30 | ||
ZA200104451 | 2001-05-30 | ||
PCT/IB2002/001853 WO2003013478A2 (en) | 2001-05-30 | 2002-05-28 | Method of encapsulating an active substance |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60226140D1 true DE60226140D1 (de) | 2008-05-29 |
DE60226140T2 DE60226140T2 (de) | 2009-05-07 |
Family
ID=25589180
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10296849T Ceased DE10296849T5 (de) | 2001-05-30 | 2002-05-28 | Verfahren zur Einkapselung eines Wirkstoffes |
DE60226140T Expired - Lifetime DE60226140T2 (de) | 2001-05-30 | 2002-05-28 | Verfahren zur verkapselung eines wirkstoffs |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10296849T Ceased DE10296849T5 (de) | 2001-05-30 | 2002-05-28 | Verfahren zur Einkapselung eines Wirkstoffes |
Country Status (21)
Country | Link |
---|---|
US (1) | US7641917B2 (de) |
EP (1) | EP1401404B1 (de) |
JP (1) | JP4313196B2 (de) |
CN (1) | CN1255099C (de) |
AT (1) | ATE392203T1 (de) |
AU (1) | AU2002310567B2 (de) |
BR (1) | BR0210000A (de) |
CA (1) | CA2455208C (de) |
CH (1) | CH695418A5 (de) |
CY (1) | CY1108199T1 (de) |
DE (2) | DE10296849T5 (de) |
DK (1) | DK1401404T3 (de) |
ES (1) | ES2305250T3 (de) |
FR (1) | FR2825292B1 (de) |
GB (1) | GB2392619B (de) |
HK (1) | HK1066488A1 (de) |
IT (1) | ITMI20021169A1 (de) |
NL (1) | NL1020706C2 (de) |
PT (1) | PT1401404E (de) |
WO (1) | WO2003013478A2 (de) |
ZA (1) | ZA200309983B (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2002310567B2 (en) | 2001-05-30 | 2005-10-20 | Csir | Method of encapsulating an active substance |
US7903319B2 (en) * | 2006-07-11 | 2011-03-08 | E Ink Corporation | Electrophoretic medium and display with improved image stability |
US20080082764A1 (en) * | 2006-10-03 | 2008-04-03 | Yi Feng Jang | Memory accessing system and method |
GB0812742D0 (en) * | 2008-07-11 | 2008-08-20 | Critical Pharmaceuticals Ltd | Process |
GB201317756D0 (en) | 2013-10-08 | 2013-11-20 | Critical Pharmaceuticals Ltd | New process |
DE102018210030A1 (de) * | 2018-06-20 | 2019-12-24 | Thyssenkrupp Ag | Verwendung und Recyclieren von überkritischen CO2 als Lösungsmittel für PLA und weitere biologisch abbaubaren Polymere in das Beschichtungsverfahren für Düngemittel |
IT201800007993A1 (it) * | 2018-08-09 | 2020-02-09 | Greenbone Ortho Srl | Impianto finalizzato alla trasformazione chimica di materiali nello stato 3d |
CN112812355B (zh) * | 2020-12-31 | 2022-09-23 | 厦门天生爱科技有限公司 | 一种具有缓释挥发性中草药有效成分的功能高分子发泡材料、制备方法和用途 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8500121D0 (en) | 1985-01-03 | 1985-02-13 | Connaught Lab | Microencapsulation of living cells |
ES2043640T3 (es) * | 1987-12-21 | 1994-01-01 | Union Carbide Corp | Fluidos supercriticos como diluyentes en la aplicacion por rociada liquida de revestimientos. |
EP0706821A1 (de) * | 1994-10-06 | 1996-04-17 | Centre De Microencapsulation | Verfahren zum Beschichten von Partikeln |
US5939485A (en) * | 1995-06-19 | 1999-08-17 | Medlogic Global Corporation | Responsive polymer networks and methods of their use |
WO1997006787A2 (en) * | 1995-08-17 | 1997-02-27 | Dyer, Alison, Margaret | Controlled release products |
FR2753639B1 (fr) * | 1996-09-25 | 1998-12-11 | Procede de preparation de microcapsules de matieres actives enrobees par un polymere et nouvelles microcapsules notamment obtenues selon le procede | |
US5766637A (en) * | 1996-10-08 | 1998-06-16 | University Of Delaware | Microencapsulation process using supercritical fluids |
US6221300B1 (en) * | 1997-02-17 | 2001-04-24 | Doppel Co., Ltd. | Method for manufacturing artificial stone |
GB9800936D0 (en) | 1997-05-10 | 1998-03-11 | Univ Nottingham | Biofunctional polymers |
DE69841422D1 (de) | 1997-10-15 | 2010-02-11 | Univ South Florida | Beschichtung von partikelmaterial mittels superkritischer flüssigkeit |
IT1296464B1 (it) * | 1997-11-19 | 1999-06-25 | Vectorpharma Int | Composizioni farmaceutiche in forma di polveri di polimeri reticolati caricati con farmaci e relativo processo di preparazione mediante |
GB9814619D0 (en) | 1998-07-06 | 1998-09-02 | Cole Polytechnique Fudurale De | Materials and methods relating to encapsulation |
US6340722B1 (en) | 1998-09-04 | 2002-01-22 | The University Of Akron | Polymerization, compatibilized blending, and particle size control of powder coatings in a supercritical fluid |
US6350786B1 (en) * | 1998-09-22 | 2002-02-26 | Hoffmann-La Roche Inc. | Stable complexes of poorly soluble compounds in ionic polymers |
GB9920558D0 (en) * | 1999-08-31 | 1999-11-03 | Bradford Particle Design Ltd | Methods for particle formation and their products |
US6372259B1 (en) * | 1999-11-10 | 2002-04-16 | University Of Iowa Research Foundation | Palatable, sustained release drug granules |
WO2002020624A1 (en) | 2000-09-08 | 2002-03-14 | Ferro Corporation | Controlled-release pharmaceuticals prepared by supercritical fluid processing techniques |
US6521258B1 (en) | 2000-09-08 | 2003-02-18 | Ferro Corporation | Polymer matrices prepared by supercritical fluid processing techniques |
AU2002310567B2 (en) | 2001-05-30 | 2005-10-20 | Csir | Method of encapsulating an active substance |
-
2002
- 2002-05-28 AU AU2002310567A patent/AU2002310567B2/en not_active Expired
- 2002-05-28 CA CA002455208A patent/CA2455208C/en not_active Expired - Lifetime
- 2002-05-28 PT PT02735680T patent/PT1401404E/pt unknown
- 2002-05-28 EP EP02735680A patent/EP1401404B1/de not_active Revoked
- 2002-05-28 AT AT02735680T patent/ATE392203T1/de active
- 2002-05-28 BR BR0210000-2A patent/BR0210000A/pt not_active Application Discontinuation
- 2002-05-28 DK DK02735680T patent/DK1401404T3/da active
- 2002-05-28 CH CH02047/03A patent/CH695418A5/de not_active IP Right Cessation
- 2002-05-28 DE DE10296849T patent/DE10296849T5/de not_active Ceased
- 2002-05-28 GB GB0327381A patent/GB2392619B/en not_active Expired - Fee Related
- 2002-05-28 US US10/479,783 patent/US7641917B2/en not_active Expired - Lifetime
- 2002-05-28 JP JP2003518488A patent/JP4313196B2/ja not_active Expired - Fee Related
- 2002-05-28 CN CNB028108094A patent/CN1255099C/zh not_active Expired - Fee Related
- 2002-05-28 WO PCT/IB2002/001853 patent/WO2003013478A2/en active IP Right Grant
- 2002-05-28 DE DE60226140T patent/DE60226140T2/de not_active Expired - Lifetime
- 2002-05-28 ES ES02735680T patent/ES2305250T3/es not_active Expired - Lifetime
- 2002-05-29 NL NL1020706A patent/NL1020706C2/nl not_active IP Right Cessation
- 2002-05-30 FR FR0206670A patent/FR2825292B1/fr not_active Expired - Lifetime
- 2002-05-30 IT IT2002MI001169A patent/ITMI20021169A1/it unknown
-
2003
- 2003-12-22 ZA ZA2003/09983A patent/ZA200309983B/en unknown
-
2004
- 2004-12-02 HK HK04109553A patent/HK1066488A1/xx not_active IP Right Cessation
-
2008
- 2008-07-16 CY CY20081100742T patent/CY1108199T1/el unknown
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent |