DK59085A - Dannelse og indkapsling af smaa partikler - Google Patents

Dannelse og indkapsling af smaa partikler Download PDF

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Publication number
DK59085A
DK59085A DK59085A DK59085A DK59085A DK 59085 A DK59085 A DK 59085A DK 59085 A DK59085 A DK 59085A DK 59085 A DK59085 A DK 59085A DK 59085 A DK59085 A DK 59085A
Authority
DK
Denmark
Prior art keywords
value
encapsulating material
compound
shaping
formation
Prior art date
Application number
DK59085A
Other languages
English (en)
Other versions
DK159644C (da
DK159644B (da
DK59085D0 (da
Inventor
Sylvan Gerald Frank
Arne Folke Brodin
Chih-Ming James Chen
Siriporn Panthuvanich
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 DK59085D0 publication Critical patent/DK59085D0/da
Publication of DK59085A publication Critical patent/DK59085A/da
Publication of DK159644B publication Critical patent/DK159644B/da
Application granted granted Critical
Publication of DK159644C publication Critical patent/DK159644C/da

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)
DK059085A 1983-06-22 1985-02-08 Dannelse og indkapsling af smaa partikler DK159644C (da)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US50659983A 1983-06-22 1983-06-22
US50659983 1983-06-22
US62113284 1984-06-15
US06/621,132 US4608278A (en) 1983-06-22 1984-06-15 Small particule formation and encapsulation
US8400965 1984-06-22
PCT/US1984/000965 WO1985000105A1 (en) 1983-06-22 1984-06-22 Small particle formation and encapsulation

Publications (4)

Publication Number Publication Date
DK59085D0 DK59085D0 (da) 1985-02-08
DK59085A true DK59085A (da) 1985-02-08
DK159644B DK159644B (da) 1990-11-12
DK159644C DK159644C (da) 1991-04-08

Family

ID=27055523

Family Applications (1)

Application Number Title Priority Date Filing Date
DK059085A DK159644C (da) 1983-06-22 1985-02-08 Dannelse og indkapsling af 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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US5279081A (en) 1990-02-16 1994-01-18 Space Biospheres Ventures Pressure balancing a closed ecological system
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Also Published As

Publication number Publication date
HU197203B (en) 1989-03-28
NO169636C (no) 1992-07-22
AU561764B2 (en) 1987-05-14
DK159644C (da) 1991-04-08
US4608278A (en) 1986-08-26
DK159644B (da) 1990-11-12
NO169636B (no) 1992-04-13
JP2550305B2 (ja) 1996-11-06
DK59085D0 (da) 1985-02-08
AU3108884A (en) 1985-01-25
FI850713A0 (fi) 1985-02-21
FI86251B (fi) 1992-04-30
WO1985000105A1 (en) 1985-01-17
FI86251C (fi) 1992-08-10
GB2152466B (en) 1987-09-09
GB8503456D0 (en) 1985-03-13
JPS60501595A (ja) 1985-09-26
FI850713L (fi) 1985-02-21
HUT35516A (en) 1985-07-29
GB2152466A (en) 1985-08-07
NO850635L (no) 1985-02-18

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