SG55290G - Small particle formation and encapsulation - Google Patents

Small particle formation and encapsulation

Info

Publication number
SG55290G
SG55290G SG55290A SG55290A SG55290G SG 55290 G SG55290 G SG 55290G SG 55290 A SG55290 A SG 55290A SG 55290 A SG55290 A SG 55290A SG 55290 G SG55290 G SG 55290G
Authority
SG
Singapore
Prior art keywords
encapsulation
small particle
particle formation
formation
compound
Prior art date
Application number
SG55290A
Other languages
English (en)
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 SG55290G publication Critical patent/SG55290G/en

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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
    • 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)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dental Preparations (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
SG55290A 1983-06-22 1990-07-17 Small particle formation and encapsulation SG55290G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50659983A 1983-06-22 1983-06-22

Publications (1)

Publication Number Publication Date
SG55290G true SG55290G (en) 1990-09-07

Family

ID=24015260

Family Applications (1)

Application Number Title Priority Date Filing Date
SG55290A SG55290G (en) 1983-06-22 1990-07-17 Small particle formation and encapsulation

Country Status (13)

Country Link
EP (1) EP0130162B1 (de)
KR (1) KR910002643B1 (de)
AT (1) ATE29392T1 (de)
CA (1) CA1222456A (de)
CY (1) CY1558A (de)
DE (1) DE3465888D1 (de)
ES (1) ES8603263A1 (de)
HK (1) HK70490A (de)
IL (1) IL72106A (de)
MY (1) MY102469A (de)
NZ (1) NZ208579A (de)
PH (1) PH20754A (de)
SG (1) SG55290G (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4606940A (en) * 1984-12-21 1986-08-19 The Ohio State University Research Foundation Small particle formation and encapsulation
IT1214629B (it) * 1985-08-29 1990-01-18 Formenti Farmaceutici Spa Procedimento di microincapsulazione di un medicamento,medicamento cosi'preparato,e composizioni farmaceutiche che lo comprendono
AU591248B2 (en) * 1986-03-27 1989-11-30 Kinaform Technology, Inc. Sustained-release pharaceutical preparation
DE3790487C2 (de) * 1986-08-18 1994-08-18 Emisphere Tech Inc Mikroverkapselung für pharmakologische Mittel
DE3745075C2 (de) * 1986-08-18 1997-04-30 Emisphere Tech Inc Mikroverkapselung für pharmakologische Mittel
USRE35862E (en) * 1986-08-18 1998-07-28 Emisphere Technologies, Inc. Delivery systems for pharmacological agents encapsulated with proteinoids
US5811128A (en) * 1986-10-24 1998-09-22 Southern Research Institute Method for oral or rectal delivery of microencapsulated vaccines and compositions therefor
IL84167A (en) * 1986-10-24 1991-04-15 Southern Res Inst Oral delivery of bioactive agents to and through the peyer's patch by use of microencapsulation
US5075109A (en) * 1986-10-24 1991-12-24 Southern Research Institute Method of potentiating an immune response
GB8628728D0 (en) * 1986-12-02 1987-01-07 Euro Celtique Sa Spheroids
US5035896A (en) * 1988-06-15 1991-07-30 Warner-Lambert Company Water insoluble drugs coated by coacervated fish gelatin
US5447728A (en) * 1992-06-15 1995-09-05 Emisphere Technologies, Inc. Desferrioxamine oral delivery system
US5443841A (en) * 1992-06-15 1995-08-22 Emisphere Technologies, Inc. Proteinoid microspheres and methods for preparation and use thereof
US5629020A (en) * 1994-04-22 1997-05-13 Emisphere Technologies, Inc. Modified amino acids for drug delivery
US5578323A (en) 1992-06-15 1996-11-26 Emisphere Technologies, Inc. Proteinoid carriers and methods for preparation and use thereof
US5714167A (en) 1992-06-15 1998-02-03 Emisphere Technologies, Inc. Active agent transport systems
US5401516A (en) * 1992-12-21 1995-03-28 Emisphere Technologies, Inc. Modified hydrolyzed vegetable protein microspheres and methods for preparation and use thereof
US6001347A (en) 1995-03-31 1999-12-14 Emisphere Technologies, Inc. Compounds and compositions for delivering active agents
US5750147A (en) 1995-06-07 1998-05-12 Emisphere Technologies, Inc. Method of solubilizing and encapsulating itraconazole
AU3828597A (en) 1996-06-14 1998-01-07 Emisphere Technologies, Inc. Microencapsulated fragrances and method for preparation
EP1018335B9 (de) * 1999-01-06 2004-03-03 Tecnimede-Sociedade Tecnico-Medicinal, S.A. Herstellungsverfahren für granuläre Matrizen durch Polymerausfällung in sauren Lösungen
EP4159201A1 (de) 2021-09-30 2023-04-05 Biomind Labs Inc Verkapselte mikro- und nanopartikel von dimethyltriptaminen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1542262A1 (de) * 1965-03-05 1970-03-26 Keuffel & Esser Co Verfahren zur Herstellung von mit fluessigen oder festen Materialien gefuellten Kapseln
US3666678A (en) * 1968-01-12 1972-05-30 Benjamin Mosier Process of encapsulating basic nitrogen compounds with acid-precursor gelatin
DE3013839A1 (de) * 1979-04-13 1980-10-30 Freunt Ind Co Ltd Verfahren zur herstellung einer aktivierten pharmazeutischen zusammensetzung

Also Published As

Publication number Publication date
IL72106A0 (en) 1984-10-31
PH20754A (en) 1987-04-02
ES533587A0 (es) 1985-12-16
KR850000239A (ko) 1985-02-26
EP0130162A2 (de) 1985-01-02
CY1558A (en) 1991-03-22
ATE29392T1 (de) 1987-09-15
MY102469A (en) 1992-01-30
EP0130162A3 (en) 1985-05-15
ES8603263A1 (es) 1985-12-16
EP0130162B1 (de) 1987-09-09
DE3465888D1 (en) 1987-10-15
KR910002643B1 (ko) 1991-04-27
HK70490A (en) 1990-09-14
NZ208579A (en) 1986-12-05
IL72106A (en) 1988-02-29
CA1222456A (en) 1987-06-02

Similar Documents

Publication Publication Date Title
DE3465888D1 (en) Small particle formation and encapsulation
GB8503456D0 (en) Small particle formation
DE3361977D1 (en) Process for the production of magnetic polymer particles
AU550143B2 (en) Production of foamable polyolefin particles
GB8425002D0 (en) Carrier particles
AU572163B2 (en) Process for the production of ammonia
EP0180162A3 (en) Process for producing acicular particles containing an iron carbide
ZA84969B (en) Compound and process for denaturing high solids paints
EP0136097A3 (en) Method for the production of semiconductor lasers
HUT35532A (en) Process for production of small particles
GB8309319D0 (en) Particles obtained by atomization
EP0101411A3 (en) Process for the chemical bond between a stabilising compound and a polymer
AU550082B2 (en) Process for the cooling of small particles containing gases
EP0115468A3 (en) Process for producing stable large particle size latices
DE3375481D1 (en) Beta-lactam compounds and production thereof
GB8318251D0 (en) Oxidation of carrier particles
GB2119702B (en) Method for the production of particle boards
MY8700874A (en) 7-substituted-3-vinyl-3-cephem compounds and processes for production of the same
DE3369033D1 (en) Semiconductor laser substrate and process for its production
EP0269361A3 (en) Process for producing acicular iron alpha-oxyhydroxide particles
EP0149186A3 (en) Process for preventing agglomeration of powders
EP0146634A4 (de) Verfahren zur herstellung feiner bleistannatteilchen.
EP0163739A4 (de) VERFAHREN ZUR HERSTELLUNG FEINER TEILCHEN EINER BA (ZRX TI 1-X)O3-FESTEN LöSUNG.
PH21016A (en) 2-alkyl-1-oxa-dethia-cephalosporin derivatives and process for producing said compound
GB2118124B (en) Transporting particles