CH394131A - Procédé de fabrication de capsules composée chacune d'un noyau sensiblement insoluble dans l'eau, entouré d'une paroi de matière colloïdale hydrophile - Google Patents

Procédé de fabrication de capsules composée chacune d'un noyau sensiblement insoluble dans l'eau, entouré d'une paroi de matière colloïdale hydrophile

Info

Publication number
CH394131A
CH394131A CH8211159A CH8211159A CH394131A CH 394131 A CH394131 A CH 394131A CH 8211159 A CH8211159 A CH 8211159A CH 8211159 A CH8211159 A CH 8211159A CH 394131 A CH394131 A CH 394131A
Authority
CH
Switzerland
Prior art keywords
wall
substantially insoluble
colloidal material
hydrophilic colloidal
core substantially
Prior art date
Application number
CH8211159A
Other languages
English (en)
French (fr)
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 CH394131A publication Critical patent/CH394131A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/165—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components characterised by the use of microcapsules; Special solvents for incorporating the ingredients
    • 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
    • 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
    • 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
    • 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]
    • 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]
CH8211159A 1958-12-31 1959-12-21 Procédé de fabrication de capsules composée chacune d'un noyau sensiblement insoluble dans l'eau, entouré d'une paroi de matière colloïdale hydrophile CH394131A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US784020A US3190837A (en) 1958-12-31 1958-12-31 Making individual capsules by dual deposition

Publications (1)

Publication Number Publication Date
CH394131A true CH394131A (fr) 1965-06-30

Family

ID=25131105

Family Applications (1)

Application Number Title Priority Date Filing Date
CH8211159A CH394131A (fr) 1958-12-31 1959-12-21 Procédé de fabrication de capsules composée chacune d'un noyau sensiblement insoluble dans l'eau, entouré d'une paroi de matière colloïdale hydrophile

Country Status (6)

Country Link
US (1) US3190837A (ja)
CH (1) CH394131A (ja)
DE (1) DE1245320B (ja)
FR (1) FR1248178A (ja)
GB (1) GB872713A (ja)
NL (2) NL129921C (ja)

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NL275045A (ja) * 1962-02-20
US3369900A (en) * 1963-03-25 1968-02-20 Polaroid Corp Microscopic capsules and method of making the same
US3406119A (en) * 1965-03-05 1968-10-15 Keuffel & Esser Co Encapsulation
US3435947A (en) * 1965-11-26 1969-04-01 Ncr Co Article having an expandable and rigidizable compacted flexible material
LU57907A1 (ja) * 1969-02-04 1970-08-04
US3627693A (en) * 1970-01-28 1971-12-14 Ncr Co Layered capsule walls and a method for manufacturing them
JPS5034510B1 (ja) * 1970-04-02 1975-11-08
JPS5210427B2 (ja) * 1972-07-19 1977-03-24
US4367170A (en) * 1975-01-24 1983-01-04 American Optical Corporation Stabilized photochromic materials
GB1524307A (en) * 1976-06-16 1978-09-13 Monsanto Europe Sa Encapsulation process
US4357259A (en) * 1977-08-01 1982-11-02 Northwestern University Method of incorporating water-soluble heat-sensitive therapeutic agents in albumin microspheres
US4247406A (en) * 1979-04-23 1981-01-27 Widder Kenneth J Intravascularly-administrable, magnetically-localizable biodegradable carrier
DE2930408A1 (de) * 1979-07-26 1981-02-12 Bayer Ag Reaktionsdurchschreibepapier
US4331654A (en) * 1980-06-13 1982-05-25 Eli Lilly And Company Magnetically-localizable, biodegradable lipid microspheres
JPS5719662A (en) * 1980-07-09 1982-02-01 Fuji Photo Film Co Ltd Preparation of microcapsule reagent for immune reaction
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US4394287A (en) * 1981-04-10 1983-07-19 Eurand America, Inc. Incorporation of finely divided additives at the surface of microcapsule walls
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US4963367A (en) * 1984-04-27 1990-10-16 Medaphore, Inc. Drug delivery compositions and methods
JPS6150912A (ja) * 1984-08-16 1986-03-13 Shionogi & Co Ltd リポソ−ム製剤の製造法
US4798741A (en) * 1985-12-13 1989-01-17 E. I. Du Pont De Nemours And Company Preparation of microencapsulated pigment
US4770183A (en) * 1986-07-03 1988-09-13 Advanced Magnetics Incorporated Biologically degradable superparamagnetic particles for use as nuclear magnetic resonance imaging agents
USRE35862E (en) * 1986-08-18 1998-07-28 Emisphere Technologies, Inc. Delivery systems for pharmacological agents encapsulated with proteinoids
US4965007A (en) * 1988-05-10 1990-10-23 Eastman Kodak Company Encapsulated superparamagnetic particles
US5693338A (en) * 1994-09-29 1997-12-02 Emisphere Technologies, Inc. Diketopiperazine-based delivery systems
US5629020A (en) * 1994-04-22 1997-05-13 Emisphere Technologies, Inc. Modified amino acids for drug delivery
US6099856A (en) * 1992-06-15 2000-08-08 Emisphere Technologies, Inc. Active agent transport systems
US5447728A (en) * 1992-06-15 1995-09-05 Emisphere Technologies, Inc. Desferrioxamine oral delivery system
US5578323A (en) * 1992-06-15 1996-11-26 Emisphere Technologies, Inc. Proteinoid carriers and methods for preparation and use thereof
US5541155A (en) * 1994-04-22 1996-07-30 Emisphere Technologies, Inc. Acids and acid salts and their use in delivery systems
US5443841A (en) * 1992-06-15 1995-08-22 Emisphere Technologies, Inc. Proteinoid microspheres and methods for preparation and use thereof
US6221367B1 (en) 1992-06-15 2001-04-24 Emisphere Technologies, Inc. Active agent transport systems
US5714167A (en) 1992-06-15 1998-02-03 Emisphere Technologies, Inc. Active agent transport systems
US6331318B1 (en) 1994-09-30 2001-12-18 Emisphere Technologies Inc. Carbon-substituted diketopiperazine delivery systems
US5792451A (en) * 1994-03-02 1998-08-11 Emisphere Technologies, Inc. Oral drug delivery compositions and methods
US5811127A (en) * 1992-06-15 1998-09-22 Emisphere Technologies, Inc. Desferrioxamine oral delivery system
US5401516A (en) * 1992-12-21 1995-03-28 Emisphere Technologies, Inc. Modified hydrolyzed vegetable protein microspheres and methods for preparation and use thereof
US5709861A (en) * 1993-04-22 1998-01-20 Emisphere Technologies, Inc. Compositions for the delivery of antigens
US5958457A (en) * 1993-04-22 1999-09-28 Emisphere Technologies, Inc. Compositions for the delivery of antigens
ATE204467T1 (de) * 1993-04-22 2001-09-15 Emisphere Tech Inc Orale darreichungsform
US6610329B2 (en) * 1993-04-22 2003-08-26 Emisphere Technologies Inc. Compositions for the delivery of antigens
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US5866536A (en) * 1995-03-31 1999-02-02 Emisphere Technologies, Inc. Compounds and compositions for delivering active agents
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US5750147A (en) 1995-06-07 1998-05-12 Emisphere Technologies, Inc. Method of solubilizing and encapsulating itraconazole
US5824345A (en) * 1995-06-07 1998-10-20 Emisphere Technologies, Inc. Fragrances and flavorants
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US6313088B1 (en) 1997-02-07 2001-11-06 Emisphere Technologies, Inc. 8-[(2-hydroxy-4-methoxy benzoyl) amino]-octanoic acid compositions for delivering active agents
US5804688A (en) * 1997-02-07 1998-09-08 Emisphere Technologies, Inc. Compounds and compositions for delivering active agents
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US5962710A (en) * 1997-05-09 1999-10-05 Emisphere Technologies, Inc. Method of preparing salicyloylamino acids
US6488870B1 (en) * 2000-11-27 2002-12-03 Xerox Corporation Encapsulation process
US6974592B2 (en) * 2002-04-11 2005-12-13 Ocean Nutrition Canada Limited Encapsulated agglomeration of microcapsules and method for the preparation thereof
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US8034450B2 (en) * 2005-01-21 2011-10-11 Ocean Nutrition Canada Limited Microcapsules and emulsions containing low bloom gelatin and methods of making and using thereof
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Also Published As

Publication number Publication date
US3190837A (en) 1965-06-22
GB872713A (en) 1961-07-12
NL129921C (ja)
NL246985A (ja)
DE1245320B (de) 1967-07-27
FR1248178A (fr) 1960-12-09

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