AT242668B - Verfahren zum Einkapseln von mikroskopischen Teilchen - Google Patents

Verfahren zum Einkapseln von mikroskopischen Teilchen

Info

Publication number
AT242668B
AT242668B AT124363A AT124363A AT242668B AT 242668 B AT242668 B AT 242668B AT 124363 A AT124363 A AT 124363A AT 124363 A AT124363 A AT 124363A AT 242668 B AT242668 B AT 242668B
Authority
AT
Austria
Prior art keywords
encapsulating
microscopic particles
microscopic
particles
encapsulating microscopic
Prior art date
Application number
AT124363A
Other languages
German (de)
English (en)
Original Assignee
Gevaert Photo Prod Nv
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 Gevaert Photo Prod Nv filed Critical Gevaert Photo Prod Nv
Application granted granted Critical
Publication of AT242668B publication Critical patent/AT242668B/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124Duplicating 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
    • B41M5/165Duplicating 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
    • 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
    • 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
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/08Simple coacervation, i.e. addition of highly hydrophilic material
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/388Processes for the incorporation in the emulsion of substances liberating photographically active agents or colour-coupling substances; Solvents therefor
    • 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.]
    • Y10T428/2989Microcapsule with solid core [includes liposome]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
AT124363A 1962-02-20 1963-02-18 Verfahren zum Einkapseln von mikroskopischen Teilchen AT242668B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL275045 1962-02-20

Publications (1)

Publication Number Publication Date
AT242668B true AT242668B (de) 1965-09-27

Family

ID=19753626

Family Applications (1)

Application Number Title Priority Date Filing Date
AT124363A AT242668B (de) 1962-02-20 1963-02-18 Verfahren zum Einkapseln von mikroskopischen Teilchen

Country Status (7)

Country Link
US (1) US3328257A (US06521211-20030218-C00004.png)
AT (1) AT242668B (US06521211-20030218-C00004.png)
BE (1) BE628650A (US06521211-20030218-C00004.png)
CH (1) CH439229A (US06521211-20030218-C00004.png)
DE (1) DE1222019B (US06521211-20030218-C00004.png)
GB (1) GB1034437A (US06521211-20030218-C00004.png)
NL (2) NL275045A (US06521211-20030218-C00004.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3396026A (en) * 1963-03-25 1968-08-06 Polaroid Corp Photographic capsular products
US3492380A (en) * 1967-03-07 1970-01-27 Pennwalt Corp Process for encapsulation
US3676363A (en) * 1969-09-04 1972-07-11 Benjamin Mosier Production of weighted microcapsular materials
JPS5116488B1 (US06521211-20030218-C00004.png) * 1969-09-29 1976-05-25
US3627693A (en) * 1970-01-28 1971-12-14 Ncr Co Layered capsule walls and a method for manufacturing them
US3944502A (en) * 1970-08-06 1976-03-16 Fuji Photo Film Co., Ltd. Process for preparing microcapsules containing hydrophobic oil drops
BE788762A (fr) * 1971-09-13 1973-01-02 Fuji Photo Film Co Ltd Procede de production de microcapsules
US4003846A (en) * 1973-11-16 1977-01-18 Ciba-Geigy Corporation Process for the encapsulating of substances immiscible with water
JPS5318182B2 (US06521211-20030218-C00004.png) * 1973-12-18 1978-06-13
US4187193A (en) * 1974-09-24 1980-02-05 Champion International Corporation Micro-capsules containing ureido fluoran chromogenic compounds
US4104437A (en) * 1974-09-24 1978-08-01 Champion International Corporation Pressure-sensitive copy system including ureido fluoran chromogenic compounds
DE3022453A1 (de) * 1980-06-14 1982-01-07 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von mikrokapseln

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE484325A (US06521211-20030218-C00004.png) * 1947-08-13
BE543743A (US06521211-20030218-C00004.png) * 1950-04-15
USRE24899E (en) * 1953-06-30 1960-11-29 Oil-containrab
US3016308A (en) * 1957-08-06 1962-01-09 Moore Business Forms Inc Recording paper coated with microscopic capsules of coloring material, capsules and method of making
NL246534A (US06521211-20030218-C00004.png) * 1958-12-22
GB929227A (en) * 1958-12-22 1963-06-19 Upjohn Co Encapsulated emulsions and processes for their preparation
US3069370A (en) * 1958-12-22 1962-12-18 Upjohn Co Coacervation process for encapsulation of lipophilic materials
NL129921C (US06521211-20030218-C00004.png) * 1958-12-31
BE585460A (US06521211-20030218-C00004.png) * 1959-01-02 1900-01-01

Also Published As

Publication number Publication date
DE1222019B (de) 1966-08-04
NL275045A (US06521211-20030218-C00004.png)
BE628650A (US06521211-20030218-C00004.png)
NL128863C (US06521211-20030218-C00004.png)
CH439229A (de) 1967-07-15
US3328257A (en) 1967-06-27
GB1034437A (en) 1966-06-29

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