ZA883737B - Hardening agent for phase separation microencapsulation - Google Patents

Hardening agent for phase separation microencapsulation

Info

Publication number
ZA883737B
ZA883737B ZA883737A ZA883737A ZA883737B ZA 883737 B ZA883737 B ZA 883737B ZA 883737 A ZA883737 A ZA 883737A ZA 883737 A ZA883737 A ZA 883737A ZA 883737 B ZA883737 B ZA 883737B
Authority
ZA
South Africa
Prior art keywords
hardening agent
phase separation
separation microencapsulation
compositions
prior
Prior art date
Application number
ZA883737A
Other languages
English (en)
Inventor
James Ronald Lawter
Ronald Lawter James
Michael Gerard Lanzilotti
Gerard Lanzilotti Michael
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of ZA883737B publication Critical patent/ZA883737B/xx

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
    • 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
    • A61K9/1647—Polyesters, e.g. poly(lactide-co-glycolide)
    • 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
    • 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
    • B01J13/12—Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • 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)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cosmetics (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Packages (AREA)
  • Materials For Medical Uses (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Polymerisation Methods In General (AREA)
  • Glass Compositions (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
ZA883737A 1987-05-26 1988-05-25 Hardening agent for phase separation microencapsulation ZA883737B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/054,372 US5000886A (en) 1987-05-26 1987-05-26 Silicone-hardened pharmaceutical microcapsules and process of making the same

Publications (1)

Publication Number Publication Date
ZA883737B true ZA883737B (en) 1989-02-22

Family

ID=21990585

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA883737A ZA883737B (en) 1987-05-26 1988-05-25 Hardening agent for phase separation microencapsulation

Country Status (19)

Country Link
US (1) US5000886A (no)
EP (1) EP0292710B1 (no)
JP (1) JP2712101B2 (no)
KR (1) KR970001209B1 (no)
AT (1) ATE70992T1 (no)
AU (1) AU618000B2 (no)
BR (1) BR1100810A (no)
CA (1) CA1330533C (no)
DE (1) DE3867313D1 (no)
DK (1) DK169119B1 (no)
ES (1) ES2038236T3 (no)
GR (1) GR3004186T3 (no)
HK (1) HK116493A (no)
IE (1) IE61338B1 (no)
IL (1) IL86274A (no)
NO (1) NO177984C (no)
NZ (1) NZ224722A (no)
PH (1) PH27019A (no)
ZA (1) ZA883737B (no)

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US20030161889A1 (en) * 1984-03-16 2003-08-28 Reid Robert H. Vaccines against diseases caused by enteropathogenic organisms using antigens encapsulated within biodegradable-biocompatible microspheres
USRE40786E1 (en) 1984-03-16 2009-06-23 The United States Of America As Represented By The Secretary Of The Army Vaccines against intracellular pathogens using antigens encapsulated within biodegradable-biocompatible microspheres
US5693343A (en) 1984-03-16 1997-12-02 The United States Of America As Represented By The Secretary Of The Army Microparticle carriers of maximal uptake capacity by both M cells and non-M cells
US6410056B1 (en) 1984-03-16 2002-06-25 The United States Of America As Represented By The Secretary Of The Army Chemotherapeutic treatment of bacterial infections with an antibiotic encapsulated within a biodegradable polymeric matrix
US6024983A (en) * 1986-10-24 2000-02-15 Southern Research Institute Composition for delivering bioactive agents for immune response and its preparation
US5985354A (en) 1995-06-07 1999-11-16 Brown University Research Foundation Preparation of multiwall polymeric microcapsules from hydrophilic polymers
US5143661A (en) * 1987-05-26 1992-09-01 American Cyanamid Company Silicone-hardened pharmaceutical microcapsules
ATE105177T1 (de) * 1988-12-22 1994-05-15 American Cyanamid Co Verfahren zur behandlung von periodontitis durch protrahierte wirkstoffabgabe von arzneimitteln in der zahnhoehle, zusammensetzung davon und vorrichtung zur verabreichung.
ATE111729T1 (de) * 1988-12-22 1994-10-15 American Cyanamid Co Durch phasentrennung microinkapsulierte arzneimittelzusammensetzung zur verminderung der zahnkrankheit.
WO1992019263A1 (en) 1991-04-24 1992-11-12 The United States Of America, As Represented By The Secretary Of The Army Oral-intestinal vaccines against diseases caused by enteropathogenic organisms using antigens encapsulated within biodegradable-biocompatible microspheres
CH683149A5 (fr) * 1991-07-22 1994-01-31 Debio Rech Pharma Sa Procédé pour la préparation de microsphères en matériau polymère biodégradable.
DE4223169C1 (de) * 1992-07-10 1993-11-25 Ferring Arzneimittel Gmbh Verfahren zur Mikroverkapselung wasserlöslicher Wirkstoffe
US5922340A (en) * 1992-09-10 1999-07-13 Children's Medical Center Corporation High load formulations and methods for providing prolonged local anesthesia
DE4239244A1 (de) * 1992-11-21 1994-05-26 Basf Ag Retard-Form für pharmazeutische Wirkstoffe
US6939546B2 (en) 1993-05-21 2005-09-06 The United States Of America As Represented By The Secretary Of The Army Model for testing immunogenicity of peptides
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US6447796B1 (en) 1994-05-16 2002-09-10 The United States Of America As Represented By The Secretary Of The Army Sustained release hydrophobic bioactive PLGA microspheres
US6855331B2 (en) 1994-05-16 2005-02-15 The United States Of America As Represented By The Secretary Of The Army Sustained release hydrophobic bioactive PLGA microspheres
US7033608B1 (en) 1995-05-22 2006-04-25 The United States Of America As Represented By The Secretary Of The Army “Burst-free” sustained release poly-(lactide/glycolide) microspheres
US6902743B1 (en) 1995-05-22 2005-06-07 The United States Of America As Represented By The Secretary Of The Army Therapeutic treatment and prevention of infections with a bioactive material(s) encapuslated within a biodegradable-bio-compatable polymeric matrix
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JP2909418B2 (ja) * 1995-09-18 1999-06-23 株式会社資生堂 薬物の遅延放出型マイクロスフイア
US5942253A (en) * 1995-10-12 1999-08-24 Immunex Corporation Prolonged release of GM-CSF
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US6046187A (en) * 1996-09-16 2000-04-04 Children's Medical Center Corporation Formulations and methods for providing prolonged local anesthesia
IL129951A0 (en) * 1997-07-02 2000-02-29 Euro Celtique Sa Prolonged anesthesia in joints and body spaces
SE512663C2 (sv) 1997-10-23 2000-04-17 Biogram Ab Inkapslingsförfarande för aktiv substans i en bionedbrytbar polymer
GB2332374B (en) * 1997-12-19 2002-11-06 New Zealand Pastoral Agiricult Controlled release vitamin B12 compositions and methods of using them
US20030180368A1 (en) * 1998-03-14 2003-09-25 Cenes Drug Delivery Limited Production of microparticles
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US20040146561A1 (en) * 2001-05-23 2004-07-29 Naoki Sakurai Compositions for promoting healing of bone fracture
JP4510383B2 (ja) * 2001-05-23 2010-07-21 田辺三菱製薬株式会社 軟骨疾患修復治療用組成物
DE10141650C1 (de) 2001-08-24 2002-11-28 Lohmann Therapie Syst Lts Transdermales Therapeutisches System mit Fentanyl bzw. verwandten Substanzen
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US20050048115A1 (en) * 2003-08-27 2005-03-03 Murty Mangena Buprenorphine microspheres
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US9119902B2 (en) * 2006-06-22 2015-09-01 Ethicon, Inc. Semi-crystalline absorbable microspheres
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JP2010508997A (ja) * 2006-11-09 2010-03-25 オレキシジェン・セラピューティクス・インコーポレーテッド 減量薬を投与するための方法
WO2008097850A1 (en) * 2007-02-02 2008-08-14 Warner Chilcott Company, Inc. Tretracycline compositions for topical administration
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US7976489B2 (en) 2007-12-04 2011-07-12 Orapharma, Inc. Device for delivering medicinal implants
US7976491B2 (en) * 2007-12-04 2011-07-12 Orapharma, Inc. Actuators for device for delivering medicinal implants
US7976490B2 (en) * 2007-12-04 2011-07-12 Orapharma, Inc. Medicinal implant cartridge
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Also Published As

Publication number Publication date
IE881565L (en) 1988-11-26
EP0292710A3 (en) 1989-03-22
KR970001209B1 (ko) 1997-02-04
AU1659288A (en) 1988-12-01
ATE70992T1 (de) 1992-01-15
US5000886A (en) 1991-03-19
NO882277D0 (no) 1988-05-25
BR1100810A (pt) 1999-10-13
IL86274A (en) 1992-03-29
DK169119B1 (da) 1994-08-22
DK285088A (da) 1988-11-27
NO177984B (no) 1995-09-25
NO177984C (no) 1996-01-03
DK285088D0 (da) 1988-05-25
JP2712101B2 (ja) 1998-02-10
EP0292710A2 (en) 1988-11-30
IL86274A0 (en) 1988-11-15
JPS63307813A (ja) 1988-12-15
NZ224722A (en) 1990-04-26
HK116493A (en) 1993-11-05
ES2038236T3 (es) 1993-07-16
EP0292710B1 (en) 1992-01-02
KR880013553A (ko) 1988-12-21
CA1330533C (en) 1994-07-05
AU618000B2 (en) 1991-12-12
PH27019A (en) 1993-02-01
GR3004186T3 (no) 1993-03-31
DE3867313D1 (de) 1992-02-13
NO882277L (no) 1988-11-28
IE61338B1 (en) 1994-11-02

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