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WO2005023929A3 - Granule - Google Patents

Granule Download PDF

Info

Publication number
WO2005023929A3
WO2005023929A3 PCT/FR2004/002248 FR2004002248W WO2005023929A3 WO 2005023929 A3 WO2005023929 A3 WO 2005023929A3 FR 2004002248 W FR2004002248 W FR 2004002248W WO 2005023929 A3 WO2005023929 A3 WO 2005023929A3
Authority
WO
WIPO (PCT)
Prior art keywords
granule
covered
coating layer
layer made
relates
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.)
Ceased
Application number
PCT/FR2004/002248
Other languages
French (fr)
Other versions
WO2005023929A2 (en
Inventor
Yonn Gourdel
Jacqueline Tronel
Bernard Grandmontagne
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.)
LABORATOIRE OLIGOCAPS SA
Oligocaps S A Lab
Original Assignee
LABORATOIRE OLIGOCAPS SA
Oligocaps S A Lab
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 LABORATOIRE OLIGOCAPS SA, Oligocaps S A Lab filed Critical LABORATOIRE OLIGOCAPS SA
Priority to EP04787303A priority Critical patent/EP1730217A2/en
Publication of WO2005023929A2 publication Critical patent/WO2005023929A2/en
Publication of WO2005023929A3 publication Critical patent/WO2005023929A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N25/00—Biocides, 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
    • A01N25/08—Biocides, 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 containing solids as carriers or diluents
    • A01N25/10—Macromolecular compounds
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N25/00—Biocides, 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
    • A01N25/12—Powders or granules
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N25/00—Biocides, 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
    • A01N25/26—Biocides, 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
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
    • A23L29/275—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of animal origin, e.g. chitin
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23P—SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
    • A23P10/00—Shaping or working of foodstuffs characterised by the products
    • A23P10/30—Encapsulation of particles, e.g. foodstuff additives
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
    • 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
    • A61K9/167—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2305/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C08J2305/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Dentistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Environmental Sciences (AREA)
  • Plant Pathology (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Dispersion Chemistry (AREA)
  • Nutrition Science (AREA)
  • Medicinal Preparation (AREA)
  • Jellies, Jams, And Syrups (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cosmetics (AREA)

Abstract

The invention relates to a granule comprised of a dry chitosan hydrogel. According to the invention, the granule is covered by a coating layer made of a natural polymer.
PCT/FR2004/002248 2003-09-05 2004-09-03 Granule Ceased WO2005023929A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP04787303A EP1730217A2 (en) 2003-09-05 2004-09-03 Granule

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0310538A FR2859479B1 (en) 2003-09-05 2003-09-05 CHITOSAN GRANULE FOR DIETETIC, FOOD OR PHYTOSANITARY PURPOSES
FR03/10538 2003-09-05

Publications (2)

Publication Number Publication Date
WO2005023929A2 WO2005023929A2 (en) 2005-03-17
WO2005023929A3 true WO2005023929A3 (en) 2005-07-14

Family

ID=34178826

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FR2004/002248 Ceased WO2005023929A2 (en) 2003-09-05 2004-09-03 Granule

Country Status (3)

Country Link
EP (1) EP1730217A2 (en)
FR (1) FR2859479B1 (en)
WO (1) WO2005023929A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118203119B (en) * 2024-03-13 2025-10-17 大连工业大学 Preparation method of marine composite dietary fiber product

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0543572A1 (en) * 1991-11-20 1993-05-26 Ramot University Authority For Applied Research & Industrial Development Ltd. Method for entrapment of active materials in chitosan
WO1999002252A1 (en) * 1997-07-07 1999-01-21 Fmc Biopolymer As Improvements in or relating to capsules
WO2001032751A1 (en) * 1999-10-29 2001-05-10 Cognis Deutschland Gmbh & Co. Kg Method for producing nanoparticulate chitosans or chitosan derivatives
DE10058221A1 (en) * 1999-12-03 2001-07-26 Maik Nicklisch Producing alginate round beads of controlled size or strength for use in detergents, by dripping an alginate solution into a metal ion solution

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0543572A1 (en) * 1991-11-20 1993-05-26 Ramot University Authority For Applied Research & Industrial Development Ltd. Method for entrapment of active materials in chitosan
WO1999002252A1 (en) * 1997-07-07 1999-01-21 Fmc Biopolymer As Improvements in or relating to capsules
WO2001032751A1 (en) * 1999-10-29 2001-05-10 Cognis Deutschland Gmbh & Co. Kg Method for producing nanoparticulate chitosans or chitosan derivatives
DE10058221A1 (en) * 1999-12-03 2001-07-26 Maik Nicklisch Producing alginate round beads of controlled size or strength for use in detergents, by dripping an alginate solution into a metal ion solution

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
KAZUAKI YAMAGIWA ET AL.: "Formation of Calcium-Alginate on Biocatalyst Immobilization Carrier", JOURNAL OF CHEMICAL INGINEERING OF JAPAN, vol. 25, no. 6, 1992, pages 723 - 728, XP001161189 *
OHYA Y: "RELEASE BEHAVIOUR OF 5-FLUOROURACIL FROM CHITOSAN-GEL MICROSPHERES IMMOBILIZING 5-FLUOROURACIL DERIVATIVE COATED WITH POLYSACCHARIDES AND THEIR CELL SPECIFIC RECOGNITION", JOURNAL OF MICROENCAPSULATION, TAYLOR AND FRANCIS INC. LONDON, GB, vol. 10, no. 1, 1993, pages 1 - 9, XP000334990, ISSN: 0265-2048 *

Also Published As

Publication number Publication date
WO2005023929A2 (en) 2005-03-17
FR2859479A1 (en) 2005-03-11
FR2859479B1 (en) 2008-09-19
EP1730217A2 (en) 2006-12-13

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