CA1071935A - Method of producing microcapsules with coacervated oil-and-fat as the wall material - Google Patents

Method of producing microcapsules with coacervated oil-and-fat as the wall material

Info

Publication number
CA1071935A
CA1071935A CA259,234A CA259234A CA1071935A CA 1071935 A CA1071935 A CA 1071935A CA 259234 A CA259234 A CA 259234A CA 1071935 A CA1071935 A CA 1071935A
Authority
CA
Canada
Prior art keywords
oil
core material
fat
hydrogenated
temperature
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA259,234A
Other languages
English (en)
French (fr)
Inventor
Sadao Kondo
Hidehiko Nakano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries Ltd
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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Priority to JP1261077A priority Critical patent/JPS5323872A/ja
Priority to NL7701554A priority patent/NL7701554A/xx
Priority to DK65877A priority patent/DK65877A/da
Priority to DE19772706705 priority patent/DE2706705A1/de
Priority to FR7704624A priority patent/FR2361935A1/fr
Application granted granted Critical
Publication of CA1071935A publication Critical patent/CA1071935A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00Fertilisers characterised by their form
    • C05G5/30Layered or coated, e.g. dust-preventing coatings
    • C05G5/35Capsules, e.g. core-shell
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/26Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
    • A01N25/28Microcapsules or nanocapsules
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K40/00Shaping or working-up of animal feeding-stuffs
    • A23K40/30Shaping or working-up of animal feeding-stuffs by encapsulating; by coating
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23PSHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
    • A23P10/00Shaping or working of foodstuffs characterised by the products
    • A23P10/30Encapsulation of particles, e.g. foodstuff additives
    • A23P10/35Encapsulation of particles, e.g. foodstuff additives with oils, lipids, monoglycerides or diglycerides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/10Complex coacervation, i.e. interaction of oppositely charged particles
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S426/00Food or edible material: processes, compositions, and products
    • Y10S426/805Pet food for dog, cat, bird, or fish
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984Microcapsule with fluid core [includes liposome]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2989Microcapsule with solid core [includes liposome]

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Public Health (AREA)
  • Toxicology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Agronomy & Crop Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Plant Pathology (AREA)
  • Epidemiology (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Molecular Biology (AREA)
  • Environmental Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Biophysics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
CA259,234A 1975-08-18 1976-08-17 Method of producing microcapsules with coacervated oil-and-fat as the wall material Expired CA1071935A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1261077A JPS5323872A (en) 1976-08-17 1977-02-07 Preparation of microcapsule
NL7701554A NL7701554A (nl) 1976-08-17 1977-02-14 Werkwijze voor het verkrijgen van microcapsules.
DK65877A DK65877A (da) 1976-08-17 1977-02-16 Fremgangsmaade til fremstilling af mikrokapsler
DE19772706705 DE2706705A1 (de) 1976-08-17 1977-02-17 Verfahren zur herstellung von mikrokapseln
FR7704624A FR2361935A1 (fr) 1976-08-17 1977-02-17 Procede pour fabriquer des microcapsules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50100363A JPS5231981A (en) 1975-08-18 1975-08-18 Microcapsule preparation method

Publications (1)

Publication Number Publication Date
CA1071935A true CA1071935A (en) 1980-02-19

Family

ID=14271979

Family Applications (1)

Application Number Title Priority Date Filing Date
CA259,234A Expired CA1071935A (en) 1975-08-18 1976-08-17 Method of producing microcapsules with coacervated oil-and-fat as the wall material

Country Status (4)

Country Link
US (1) US4102806A (show.php)
JP (1) JPS5231981A (show.php)
CA (1) CA1071935A (show.php)
GB (1) GB1528419A (show.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2406517A (en) * 2003-09-30 2005-04-06 Alpharma Ltd Controlled release micropellets of tetracyclines

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FR2515035A1 (fr) * 1981-10-26 1983-04-29 Rhone Poulenc Sante Nouvelle forme galenique solide pour administration par voie orale et son procede de fabrication
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2406517A (en) * 2003-09-30 2005-04-06 Alpharma Ltd Controlled release micropellets of tetracyclines
GB2420708A (en) * 2003-09-30 2006-06-07 Alpharma Ltd Tetracycline controlled release pharmaceutical composition
GB2406517B (en) * 2003-09-30 2006-07-12 Alpharma Ltd Minocycline controlled release pharmaceutical composition

Also Published As

Publication number Publication date
JPS537149B2 (show.php) 1978-03-15
JPS5231981A (en) 1977-03-10
GB1528419A (en) 1978-10-11
US4102806A (en) 1978-07-25

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