DK126975B - Fremgangsmåde til fremstilling af små kugler af fast materiale, der er indkapslet i en polymervæg. - Google Patents

Fremgangsmåde til fremstilling af små kugler af fast materiale, der er indkapslet i en polymervæg.

Info

Publication number
DK126975B
DK126975B DK200369AA DK200369A DK126975B DK 126975 B DK126975 B DK 126975B DK 200369A A DK200369A A DK 200369AA DK 200369 A DK200369 A DK 200369A DK 126975 B DK126975 B DK 126975B
Authority
DK
Denmark
Prior art keywords
production
solid material
polymer wall
small spheres
material encapsulated
Prior art date
Application number
DK200369AA
Other languages
Danish (da)
English (en)
Inventor
T Powell
J Anderson
Original Assignee
Ncr
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 filed Critical Ncr
Publication of DK126975B publication Critical patent/DK126975B/da

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/5089Processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/20After-treatment of capsule walls, e.g. hardening
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/20After-treatment of capsule walls, e.g. hardening
    • B01J13/203Exchange of core-forming material by diffusion through the capsule wall
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984Microcapsule with fluid core [includes liposome]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984Microcapsule with fluid core [includes liposome]
    • Y10T428/2985Solid-walled microcapsule from synthetic polymer
    • Y10T428/2987Addition polymer from unsaturated monomers only
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2989Microcapsule with solid core [includes liposome]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Adhesive Tapes (AREA)
  • Cosmetics (AREA)
DK200369AA 1968-04-12 1969-04-11 Fremgangsmåde til fremstilling af små kugler af fast materiale, der er indkapslet i en polymervæg. DK126975B (da)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DK126975B true DK126975B (da) 1973-09-10

Family

ID=24896303

Family Applications (1)

Application Number Title Priority Date Filing Date
DK200369AA DK126975B (da) 1968-04-12 1969-04-11 Fremgangsmåde til fremstilling af små kugler af fast materiale, der er indkapslet i en polymervæg.

Country Status (14)

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

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
JP4791359B2 (ja) * 2003-08-22 2011-10-12 ダニスコ エイ/エス バクテリオシンおよびシソ科植物からの抽出物を含有する組成物
US20070104809A1 (en) 2003-08-22 2007-05-10 Danisco A/S Composition comprising a bacteriocin and an extract from a plant of the labiatae family
GB2388581A (en) 2003-08-22 2003-11-19 Danisco Coated aqueous beads

Also Published As

Publication number Publication date
SE342150B (fr) 1972-01-31
IT943066B (it) 1973-04-02
BR6907490D0 (pt) 1973-04-19
DE1917930C3 (de) 1973-09-20
FR2006128A1 (fr) 1969-12-19
JPS507031B1 (fr) 1975-03-20
CH509098A (fr) 1971-06-30
GB1217445A (en) 1970-12-31
NL6905634A (fr) 1969-10-14
US3576759A (en) 1971-04-27
AT291941B (de) 1971-08-10
DE1917930A1 (de) 1969-11-06
DE1917930B2 (de) 1973-02-15
NO127792B (fr) 1973-08-20
BE731047A (fr) 1969-09-15

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