CH397608A - Verfahren zum Überziehen fester, in einzelnen Teilchen vorliegender Stoffe - Google Patents

Verfahren zum Überziehen fester, in einzelnen Teilchen vorliegender Stoffe

Info

Publication number
CH397608A
CH397608A CH8205159A CH8205159A CH397608A CH 397608 A CH397608 A CH 397608A CH 8205159 A CH8205159 A CH 8205159A CH 8205159 A CH8205159 A CH 8205159A CH 397608 A CH397608 A CH 397608A
Authority
CH
Switzerland
Prior art keywords
particulate matter
coating solid
coating
solid
particulate
Prior art date
Application number
CH8205159A
Other languages
English (en)
Inventor
Hugo Jensen Erik
Original Assignee
Ncr Co
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 Ncr Co filed Critical Ncr Co
Publication of CH397608A publication Critical patent/CH397608A/de

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
    • A61K9/5089—Processes
    • 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
    • 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
    • B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/006—Coating of the granules without description of the process or the device by which the granules are obtained
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S426/00—Food or edible material: processes, compositions, and products
    • Y10S426/807—Poultry or ruminant feed
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984—Microcapsule with fluid core [includes liposome]
    • Y10T428/2985—Solid-walled microcapsule from synthetic polymer
    • Y10T428/2987—Addition polymer from unsaturated monomers only
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2989—Microcapsule with solid core [includes liposome]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
CH8205159A 1958-12-22 1959-12-19 Verfahren zum Überziehen fester, in einzelnen Teilchen vorliegender Stoffe CH397608A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US781915A US3265629A (en) 1958-12-22 1958-12-22 Coating by phase separation

Publications (1)

Publication Number Publication Date
CH397608A true CH397608A (de) 1965-08-31

Family

ID=25124360

Family Applications (1)

Application Number Title Priority Date Filing Date
CH8205159A CH397608A (de) 1958-12-22 1959-12-19 Verfahren zum Überziehen fester, in einzelnen Teilchen vorliegender Stoffe

Country Status (3)

Country Link
US (1) US3265629A (de)
CH (1) CH397608A (de)
GB (1) GB931149A (de)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
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US3404093A (en) * 1965-03-29 1968-10-01 Magnaflux Corp Fluorescent composition for magnetic particle inspection
US3485658A (en) * 1965-07-22 1969-12-23 Du Pont Plural monolayer coated article and process of making
US3418250A (en) * 1965-10-23 1968-12-24 Us Plywood Champ Papers Inc Microcapsules, process for their formation and transfer sheet record material coated therewith
US3418656A (en) * 1965-10-23 1968-12-24 Us Plywood Champ Papers Inc Microcapsules, process for their formation and transfer sheet record material coated therewith
GB1137214A (en) * 1966-06-21 1968-12-18 Commw Scient Ind Res Org Method and food composition for feeding ruminants
US3490454A (en) * 1966-10-21 1970-01-20 United Merchants & Mfg Catamenial products having a coating of rupturable microcapsules containing medicants
US3541204A (en) * 1968-12-02 1970-11-17 Ian Ramsay Sibbald Encapsulated biologically active materials for feeding to ruminants and process for the production thereof
US3627695A (en) * 1969-05-05 1971-12-14 Ncr Co Insolubilization of gelatin-containing film by citrate treatment
US3538215A (en) * 1969-06-13 1970-11-03 Allied Chem Stabilized antibiotic in liquid ruminant feed supplement
US3856699A (en) * 1969-08-08 1974-12-24 Fuji Photo Film Co Ltd Process for producing capsules having walls of a waxy material
CA948107A (en) * 1970-04-28 1974-05-28 Robert S. Joslin Coated antacid compositions of improved taste
FI52797C (fi) * 1971-03-17 1977-12-12 Rumen Chemie Ag Lisärehu märehtijöitä varten.
US3959493A (en) * 1971-03-17 1976-05-25 Rumen Chemie, Ag Rumen bypass products comprising biologically active substances protected with aliphatic fatty acids
NO137341C (no) * 1972-10-02 1978-02-15 Tavolek Laboratories Rodenticid-preparat omfattende overtrukne partikler av substituerte norbornen-dikar-boksimider
US3867556A (en) * 1972-12-21 1975-02-18 Procter & Gamble Fats with encapsulated flavors
ES416148A1 (es) * 1972-12-26 1976-06-01 Willian H Rorer Inc Un procedimiento para preparar particulas antiacidas mejo- radas.
US3925560A (en) * 1973-05-14 1975-12-09 Commw Scient Ind Res Org Feed supplements for ruminants comprising lipid encapsulated with protein-aldehyde reaction product
FR2281160A1 (fr) * 1974-08-06 1976-03-05 Nobel Hoechst Chimie Procede d'enrobage et de granulation du tetraacetylglycolurile (tagu) et de la tetraacetylethylenediamine (taed)
CA1077842A (en) * 1975-10-09 1980-05-20 Minnesota Mining And Manufacturing Company Albumin medicament carrier system
AT358530B (de) * 1978-04-25 1980-09-10 Plc Pharma Licences Stabilisierungsverfahren
US4286020A (en) * 1978-07-05 1981-08-25 Environmental Chemicals, Inc. In-flight encapsulation of particles
CH637297A5 (fr) * 1978-12-05 1983-07-29 Nestle Sa Microbille comprenant un microorganisme et son procede de fabrication.
GB2058562B (en) * 1979-09-14 1983-11-30 Beecham Group Ltd Pharmaceutical compositions containing paracetamol and ascorbic acid
HU184141B (en) * 1979-12-27 1984-07-30 Human Oltoanyagtermelo Adjuvant particles compositions containing said particles and biologically active substances adsorbed thereon and a process for the preparation thereof
US4353962A (en) * 1980-05-15 1982-10-12 Environmental Chemicals, Inc. In-flight encapsulation of particles
AU7326681A (en) * 1980-08-25 1982-03-17 Holtz, B.R. Mushroom growth enhancers and method for preparing same
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
SE8404808L (sv) * 1983-10-03 1985-04-04 Avner Rotman Mikrokapslat lekemedel i sot matris
NZ210785A (en) * 1984-01-13 1987-11-27 Battelle Development Corp Liquid dispersions of layered controlled release dosage forms
US4876094A (en) * 1984-01-13 1989-10-24 Battelle Development Corporation Controlled release liquid dosage formulation
JPS61174940A (ja) * 1985-01-29 1986-08-06 Oogawara Kakoki Kk ワックス類コーテイング単核状マイクロカプセルおよびその製造方法
US4798741A (en) * 1985-12-13 1989-01-17 E. I. Du Pont De Nemours And Company Preparation of microencapsulated pigment
US5064650A (en) * 1988-04-19 1991-11-12 Southwest Research Institute Controlled-release salt sensitive capsule for oral use and adhesive system
WO1989010117A1 (en) * 1988-04-19 1989-11-02 Southwest Research Institute Controlled release of active ingredients from capsules having a salt sensitive shell material
US5093128A (en) * 1989-07-18 1992-03-03 Draguesku Oliver J Rumen and other stomach chamber bypass nutrients and methods of fabrication
US5057594A (en) * 1989-08-17 1991-10-15 Eastman Kodak Company Ultraviolet light-absorbing compounds and sunscreen formulations and polymeric materials containing such compounds or residues thereof
US5077051A (en) * 1990-04-10 1991-12-31 Warner-Lambert Company Sustained release of active agents from bioadhesive microcapsules
US5364634A (en) * 1991-11-08 1994-11-15 Southwest Research Institute Controlled-release PH sensitive capsule and adhesive system and method
US5378413A (en) * 1993-01-21 1995-01-03 The United States Of America As Represented By The Secretary Of The Navy Process for preparing microcapsules having gelatin walls crosslinked with quinone
CA2140298C (en) * 1994-01-14 1998-12-08 Thomas L. Meade Rumen by-pass feed supplement
US5744164A (en) * 1994-12-16 1998-04-28 Nestec S.A. Sustained release microparticulate caffeine formulation
US5589187A (en) * 1995-06-07 1996-12-31 Wisconsin Alumni Research Foundation Protective encapsulation of micronutrients for ingestion by avian species
WO2001080831A2 (en) 2000-04-27 2001-11-01 Verion Inc. Zero order release and temperature-controlled microcapsules and process for the preparation thereof
US20030022121A1 (en) * 2000-11-02 2003-01-30 Charles Biggs Vegetable-based compositions and articles, and methods of making same
US20040226331A1 (en) * 2001-03-05 2004-11-18 Sanders John Larry Anionic polymers composed of dicarboxylic acids and uses thereof
US20040230020A1 (en) * 2001-03-05 2004-11-18 Sanders John Larry Anionic polymers composed of dicarboxylic acids and uses thereof
US20040226329A1 (en) * 2001-03-05 2004-11-18 Sanders John Larry Anionic polymers composed of dicarboxylic acids and uses thereof
US6703469B2 (en) * 2001-03-05 2004-03-09 Specialty Fertilizer Products, Llc Anionic polymers composed of dicarboxylic acids and uses thereof
KR20040081430A (ko) * 2001-12-07 2004-09-21 스페셜티 퍼틸라이저 프로덕츠 엘엘씨 비료용 폭발 방지 도료
US6797291B2 (en) 2002-01-09 2004-09-28 Balchem Corporation Stable hygroscopic compositions and methods for stabilizing hygroscopic ingredients
US7939054B2 (en) * 2006-10-27 2011-05-10 Giuseppe Trigiante Compositions for removing hair
US10744476B2 (en) * 2007-05-31 2020-08-18 Philip Morris Usa Inc. Production of wax capsules containing liquid hydrophilic cores
EP3127434A1 (de) * 2015-08-07 2017-02-08 Robertus Hasert Verwendung von e471 als beschichtungsmittel für lebensmittelzutaten und verfahren zur herstellung von e471 als beschichtungsmittel für lebensmittelzutaten
CN110433742B (zh) * 2019-09-11 2022-03-01 成都工业学院 一种双层包覆结构的微胶囊制备方法及其制备的微胶囊

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2585903A (en) * 1950-06-16 1952-02-19 Fellows Medical Mfg Company In Gelatin capsules containing chloral hydrate
NL95045C (de) * 1953-06-30
US2800457A (en) * 1953-06-30 1957-07-23 Ncr Co Oil-containing microscopic capsules and method of making them
US2770571A (en) * 1953-08-17 1956-11-13 American Cyanamid Co Soft gelatin capsule provided with internal barrier
US2844512A (en) * 1954-11-05 1958-07-22 Upjohn Co Fumagillin enveloped in fatty or waxy substance and enclosed in ultraviolet opaque container
US2897121A (en) * 1957-06-04 1959-07-28 Upjohn Co Pharmaceutical composition
US2969331A (en) * 1958-06-04 1961-01-24 Ncr Co Process of making dual-walled oil containing capsules

Also Published As

Publication number Publication date
US3265629A (en) 1966-08-09
GB931149A (en) 1963-07-10

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