POLYSACCHARIDE DELIVERY PARTICLE

Disclosed are: (a) controlled release matrix particles containing 10-70 wt.% of a hydrophobic active ingredient, 21-72 wt.% of a polysaccharide, 3.80-12 wt.% of a crosslinking agent, 1.00-6 wt.% of a catalyst and 0.10-5 wt.% of a silica flow aid; (b) controlled release core/shell particles containin...

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Bibliographische Detailangaben
Hauptverfasser:	Jiten Odhavji DIHORA, Caroline Rachel MULTARI
Format:	Patent
Sprache:	eng ; spa
Schlagworte:	ADHESIVES AGRICULTURE ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES ANIMAL HUSBANDRY BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES, AS HERBICIDES BLASTING CANDLES CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY DETERGENT COMPOSITIONS DETERGENTS DYES FATTY ACIDS THEREFROM FISHING FOODS OR FOODSTUFFS FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J FORESTRY HEAT EXCHANGE IN GENERAL HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT HEATING HUMAN NECESSITIES HUNTING HYGIENE LAKES LIGHTING MECHANICAL ENGINEERING MEDICAL OR VETERINARY SCIENCE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS PERFORMING OPERATIONS PEST REPELLANTS OR ATTRACTANTS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PLANT GROWTH REGULATORS POLISHES PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTSTHEREOF PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL RECOVERY OF GLYCEROL RESIN SOAPS SOAP OR SOAP-MAKING THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT THEIR RELEVANT APPARATUS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES TRANSPORTING TRAPPING USE OF SINGLE SUBSTANCES AS DETERGENTS WEAPONS
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Beschreibung
Zusammenfassung:	Disclosed are: (a) controlled release matrix particles containing 10-70 wt.% of a hydrophobic active ingredient, 21-72 wt.% of a polysaccharide, 3.80-12 wt.% of a crosslinking agent, 1.00-6 wt.% of a catalyst and 0.10-5 wt.% of a silica flow aid; (b) controlled release core/shell particles containing 10-70 wt.% of a hydrophobic active ingredient, 1.0-3.2 wt.% of an epoxidized oil, 21-64 wt.% of a polysaccharide, 7.6-23% of an amine-functionality containing material, and 0.10-5 wt.% of a silica flow aid; and (c) hybrid particles wherein the core/shell particles are contained in a matrix. Also disclosed are methods for making the particles and compositions containing the particles. Se describen: (a) partículas de matriz de liberación controlada que contienen 10-70% en peso de un ingrediente activo hidrofóbico, 21-72% en peso de un polisacárido, 3.80-12% en peso de un agente de reticulación, 1.00-6% en peso de un catalizador y 0.10-5% en peso de un auxiliar de flujo de sílice; (b) partículas de núcleo/cubierta de liberación controlada que contienen 10-70% en peso de un ingrediente activo hidrofóbico, 1.0-3.2% en peso de un aceite epoxidado, 21-64% en peso de un polisacárido, 7.6-23% de un material que contiene funcionalidad de amina, y 0.10-5% en peso de un auxiliar de flujo de sílice; y (c) partículas hibridas en donde las partículas de núcleo/cubierta están contenidas en una matriz. También se describen métodos para elaborar las partículas y composiciones que contienen las partículas.