NO169636C - Fremstilling og innkapsling av smaa partikler - Google Patents

Fremstilling og innkapsling av smaa partikler

Info

Publication number
NO169636C
NO169636C NO85850635A NO850635A NO169636C NO 169636 C NO169636 C NO 169636C NO 85850635 A NO85850635 A NO 85850635A NO 850635 A NO850635 A NO 850635A NO 169636 C NO169636 C NO 169636C
Authority
NO
Norway
Prior art keywords
wrapping
manufacturing
small particles
particles
small
Prior art date
Application number
NO85850635A
Other languages
English (en)
Norwegian (no)
Other versions
NO850635L (no
NO169636B (no
Inventor
Sylvan Gerald Frank
Chih-Ming James Chen
Siriporn Panthuvanich
Arne Folke Brodin
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
Publication of NO850635L publication Critical patent/NO850635L/no
Publication of NO169636B publication Critical patent/NO169636B/no
Publication of NO169636C publication Critical patent/NO169636C/no

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
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • A61K9/5047—Cellulose ethers containing no ester groups, e.g. hydroxypropyl methylcellulose
    • 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
    • A61K9/5052—Proteins, e.g. albumin
    • A61K9/5057—Gelatin
    • 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)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Dental Preparations (AREA)
NO85850635A 1983-06-22 1985-02-18 Fremstilling og innkapsling av smaa partikler NO169636C (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US50659983A 1983-06-22 1983-06-22
US06/621,132 US4608278A (en) 1983-06-22 1984-06-15 Small particule formation and encapsulation
PCT/US1984/000965 WO1985000105A1 (en) 1983-06-22 1984-06-22 Small particle formation and encapsulation

Publications (3)

Publication Number Publication Date
NO850635L NO850635L (no) 1985-02-18
NO169636B NO169636B (no) 1992-04-13
NO169636C true NO169636C (no) 1992-07-22

Family

ID=27055523

Family Applications (1)

Application Number Title Priority Date Filing Date
NO85850635A NO169636C (no) 1983-06-22 1985-02-18 Fremstilling og innkapsling av smaa partikler

Country Status (9)

Country Link
US (1) US4608278A (da)
JP (1) JP2550305B2 (da)
AU (1) AU561764B2 (da)
DK (1) DK159644C (da)
FI (1) FI86251C (da)
GB (1) GB2152466B (da)
HU (1) HU197203B (da)
NO (1) NO169636C (da)
WO (1) WO1985000105A1 (da)

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US5811128A (en) * 1986-10-24 1998-09-22 Southern Research Institute Method for oral or rectal delivery of microencapsulated vaccines and compositions therefor
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US5132117A (en) * 1990-01-11 1992-07-21 Temple University Aqueous core microcapsules and method for their preparation
US5279081A (en) 1990-02-16 1994-01-18 Space Biospheres Ventures Pressure balancing a closed ecological system
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US5714167A (en) 1992-06-15 1998-02-03 Emisphere Technologies, Inc. Active agent transport systems
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WO1997010197A1 (en) * 1995-09-11 1997-03-20 Emisphere Technologies, Inc. METHOD FOR PREPARING φ-AMINOALKANOIC ACID DERIVATIVES FROM CYCLOALKANONES
US5919489A (en) * 1995-11-01 1999-07-06 Abbott Laboratories Process for aqueous granulation of clarithromycin
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US6313088B1 (en) 1997-02-07 2001-11-06 Emisphere Technologies, Inc. 8-[(2-hydroxy-4-methoxy benzoyl) amino]-octanoic acid compositions for delivering active agents
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Also Published As

Publication number Publication date
FI86251C (fi) 1992-08-10
JP2550305B2 (ja) 1996-11-06
NO850635L (no) 1985-02-18
JPS60501595A (ja) 1985-09-26
DK159644B (da) 1990-11-12
AU561764B2 (en) 1987-05-14
GB2152466A (en) 1985-08-07
HUT35516A (en) 1985-07-29
NO169636B (no) 1992-04-13
DK59085D0 (da) 1985-02-08
WO1985000105A1 (en) 1985-01-17
FI850713A0 (fi) 1985-02-21
GB2152466B (en) 1987-09-09
AU3108884A (en) 1985-01-25
FI850713L (fi) 1985-02-21
US4608278A (en) 1986-08-26
HU197203B (en) 1989-03-28
DK59085A (da) 1985-02-08
FI86251B (fi) 1992-04-30
GB8503456D0 (en) 1985-03-13
DK159644C (da) 1991-04-08

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