ATE109974T1 - Herstellung kleiner partikel und verkapselung. - Google Patents

Herstellung kleiner partikel und verkapselung.

Info

Publication number
ATE109974T1
ATE109974T1 AT86900510T AT86900510T ATE109974T1 AT E109974 T1 ATE109974 T1 AT E109974T1 AT 86900510 T AT86900510 T AT 86900510T AT 86900510 T AT86900510 T AT 86900510T AT E109974 T1 ATE109974 T1 AT E109974T1
Authority
AT
Austria
Prior art keywords
compound
encapsulating material
encapsulation
solvent
small particle
Prior art date
Application number
AT86900510T
Other languages
English (en)
Inventor
Arne Folke Brodin
Shulin Ding
Sylvan Gerald Frank
Original Assignee
Univ Ohio State Res Found
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 Univ Ohio State Res Found filed Critical Univ Ohio State Res Found
Application granted granted Critical
Publication of ATE109974T1 publication Critical patent/ATE109974T1/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
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Dental Preparations (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Road Signs Or Road Markings (AREA)
  • Soft Magnetic Materials (AREA)
AT86900510T 1984-12-21 1985-12-17 Herstellung kleiner partikel und verkapselung. ATE109974T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/684,457 US4606940A (en) 1984-12-21 1984-12-21 Small particle formation and encapsulation

Publications (1)

Publication Number Publication Date
ATE109974T1 true ATE109974T1 (de) 1994-09-15

Family

ID=24748123

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86900510T ATE109974T1 (de) 1984-12-21 1985-12-17 Herstellung kleiner partikel und verkapselung.

Country Status (18)

Country Link
US (1) US4606940A (de)
EP (1) EP0207134B1 (de)
JP (1) JPH0611395B2 (de)
KR (1) KR930001803B1 (de)
AT (1) ATE109974T1 (de)
AU (1) AU588275B2 (de)
CA (1) CA1239838A (de)
DE (1) DE3587908T2 (de)
DK (1) DK171772B1 (de)
ES (1) ES8707424A1 (de)
FI (1) FI83391C (de)
HU (1) HU204695B (de)
IL (1) IL77184A (de)
MY (1) MY100084A (de)
NO (1) NO173124C (de)
NZ (1) NZ214598A (de)
PH (1) PH21226A (de)
WO (1) WO1986003676A1 (de)

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FR2608988B1 (fr) * 1986-12-31 1991-01-11 Centre Nat Rech Scient Procede de preparation de systemes colloidaux dispersibles d'une substance, sous forme de nanoparticules
FR2608942B1 (fr) * 1986-12-31 1991-01-11 Centre Nat Rech Scient Procede de preparation de systemes colloidaux dispersibles d'une substance, sous forme de nanocapsules
US4975270A (en) * 1987-04-21 1990-12-04 Nabisco Brands, Inc. Elastomer encased active ingredients
US6056992A (en) * 1988-06-02 2000-05-02 Campbell Soup Company Encapsulated additives
US4978537A (en) * 1989-04-19 1990-12-18 Wm. Wrigley Jr. Company Gradual release structures for chewing gum
US5108762A (en) * 1989-04-19 1992-04-28 Wm. Wrigley Jr. Company Gradual release structures for chewing gum
US5198251A (en) * 1989-04-19 1993-03-30 Wm. Wrigley Jr. Company Gradual release structures for chewing gum
US5154939A (en) * 1989-04-19 1992-10-13 Wm. Wrigley Jr. Company Use of salt to improve extrusion encapsulation of chewing gum ingredients
US5229148A (en) * 1989-04-19 1993-07-20 Wm. Wrigley Jr. Company Method of combining active ingredients with polyvinyl acetates
US5165944A (en) * 1989-04-19 1992-11-24 Wm. Wrigley Jr. Company Gradual release structures for chewing gum
US5300256A (en) * 1989-08-11 1994-04-05 Eastman Chemical Company Solid-form additive systems dispersible in aqueous media
US5153029A (en) * 1989-08-11 1992-10-06 Eastman Kodak Company Solid-form additive systems dispersible in aqueous media, methods for the preparation and application thereof to polymeric particles
US5089271A (en) * 1989-09-18 1992-02-18 Smithkline Beecham Corporation Stabilized antibiotic compositions for animal feeding
AU639645B2 (en) * 1989-10-10 1993-07-29 Wm. Wrigley Jr. Company Gradual release structures made from fiber spinning techniques
SE8903914D0 (sv) 1989-11-22 1989-11-22 Draco Ab Oral composition for the treatment of inflammatory bowel diseases
US5643602A (en) * 1989-11-22 1997-07-01 Astra Aktiebolag Oral composition for the treatment of inflammatory bowel disease
US5132117A (en) * 1990-01-11 1992-07-21 Temple University Aqueous core microcapsules and method for their preparation
US5128155A (en) * 1990-12-20 1992-07-07 Wm. Wrigley Jr. Company Flavor releasing structures for chewing gum
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US7691389B2 (en) 1998-12-22 2010-04-06 Pfizer Inc Infectious cDNA clone of north american porcine reproductive and respiratory syndrome (PRRS) virus and uses thereof
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KR101653177B1 (ko) * 2008-08-25 2016-09-01 베링거잉겔하임베트메디카인코퍼레이티드 고병원성 돼지 생식기 및 호흡기 증후군(ｈｐ ｐｒｒｓ)에 대한 백신
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CN115216451A (zh) 2021-04-16 2022-10-21 硕腾服务有限责任公司 伪狂犬病病毒疫苗
CN118267462A (zh) 2022-12-29 2024-07-02 硕腾服务有限责任公司 接种猪以抗伪狂犬病病毒的方法
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Also Published As

Publication number Publication date
DK359186A (da) 1986-07-29
FI863372A0 (fi) 1986-08-20
EP0207134A1 (de) 1987-01-07
EP0207134B1 (de) 1994-08-17
US4606940A (en) 1986-08-19
DK359186D0 (da) 1986-07-29
ES550244A0 (es) 1987-08-01
DE3587908D1 (de) 1994-09-22
AU5307586A (en) 1986-07-22
DK171772B1 (da) 1997-05-20
AU588275B2 (en) 1989-09-14
FI863372L (fi) 1986-08-20
HU204695B (en) 1992-02-28
CA1239838A (en) 1988-08-02
JPS62501198A (ja) 1987-05-14
PH21226A (en) 1987-08-21
NO863286D0 (no) 1986-08-14
KR930001803B1 (ko) 1993-03-13
NO863286L (no) 1986-08-14
JPH0611395B2 (ja) 1994-02-16
WO1986003676A1 (en) 1986-07-03
ES8707424A1 (es) 1987-08-01
IL77184A (en) 1989-08-15
MY100084A (en) 1989-08-18
NO173124B (no) 1993-07-26
DE3587908T2 (de) 1995-01-05
KR870700017A (ko) 1987-02-28
FI83391C (fi) 1991-07-10
HUT40912A (en) 1987-03-30
NO173124C (no) 1993-11-03
IL77184A0 (en) 1986-04-29
NZ214598A (en) 1989-02-24
FI83391B (fi) 1991-03-28

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