AT291941B - Verfahren zur Herstellung kleiner Kapseln - Google Patents

Verfahren zur Herstellung kleiner Kapseln

Info

Publication number
AT291941B
AT291941B AT351869A AT351869A AT291941B AT 291941 B AT291941 B AT 291941B AT 351869 A AT351869 A AT 351869A AT 351869 A AT351869 A AT 351869A AT 291941 B AT291941 B AT 291941B
Authority
AT
Austria
Prior art keywords
making small
small capsules
capsules
making
small
Prior art date
Application number
AT351869A
Other languages
English (en)
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
Application granted granted Critical
Publication of AT291941B publication Critical patent/AT291941B/de

Links

Classifications

    • 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
    • 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
    • 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
    • B01J13/20—After-treatment of capsule walls, e.g. hardening
    • 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
    • B01J13/20—After-treatment of capsule walls, e.g. hardening
    • B01J13/203—Exchange of core-forming material by diffusion through the capsule wall
    • 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]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Adhesive Tapes (AREA)
AT351869A 1968-04-12 1969-04-11 Verfahren zur Herstellung kleiner Kapseln AT291941B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72104468A 1968-04-12 1968-04-12

Publications (1)

Publication Number Publication Date
AT291941B true AT291941B (de) 1971-08-10

Family

ID=24896303

Family Applications (1)

Application Number Title Priority Date Filing Date
AT351869A AT291941B (de) 1968-04-12 1969-04-11 Verfahren zur Herstellung kleiner Kapseln

Country Status (14)

Country Link
US (1) US3576759A (de)
JP (1) JPS507031B1 (de)
AT (1) AT291941B (de)
BE (1) BE731047A (de)
BR (1) BR6907490D0 (de)
CH (1) CH509098A (de)
DE (1) DE1917930C3 (de)
DK (1) DK126975B (de)
FR (1) FR2006128A1 (de)
GB (1) GB1217445A (de)
IT (1) IT943066B (de)
NL (1) NL6905634A (de)
NO (1) NO127792B (de)
SE (1) SE342150B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7615273U1 (de) * 1976-05-14 1976-09-16 Rollei-Werke Franke & Heidecke, 3300 Braunschweig Schutzkappe fuer eine fotografische tubus-kamera
GB1561204A (en) * 1977-06-01 1980-02-13 Ici Ltd Sustained release pharmaceutical composition
IE58110B1 (en) * 1984-10-30 1993-07-14 Elan Corp Plc Controlled release powder and process for its preparation
GB8628728D0 (en) * 1986-12-02 1987-01-07 Euro Celtique Sa Spheroids
US5146758A (en) * 1991-03-04 1992-09-15 Herman Norman L Process of producing soft elastic gelatin capsules
BR9906081A (pt) * 1999-11-22 2001-06-26 Univ Fed Do Rio Grande Do Sul Processo de secagem de suspensões coloidais de nanocápsulas e nanoesferas poliméricas por aspersão
US20070042184A1 (en) 2003-08-22 2007-02-22 Danisco A/S Microcapsules
GB2388581A (en) 2003-08-22 2003-11-19 Danisco Coated aqueous beads
EP1662870A1 (de) * 2003-08-22 2006-06-07 Danisco A/S Verkapselte antimikrobielle substanz

Also Published As

Publication number Publication date
DK126975B (da) 1973-09-10
CH509098A (fr) 1971-06-30
NL6905634A (de) 1969-10-14
IT943066B (it) 1973-04-02
DE1917930B2 (de) 1973-02-15
BE731047A (de) 1969-09-15
DE1917930A1 (de) 1969-11-06
GB1217445A (en) 1970-12-31
SE342150B (de) 1972-01-31
FR2006128A1 (de) 1969-12-19
BR6907490D0 (pt) 1973-04-19
JPS507031B1 (de) 1975-03-20
US3576759A (en) 1971-04-27
NO127792B (de) 1973-08-20
DE1917930C3 (de) 1973-09-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee