CA923384A - Process for preparing a micro capsule - Google Patents

Process for preparing a micro capsule

Info

Publication number
CA923384A
CA923384A CA103945A CA103945A CA923384A CA 923384 A CA923384 A CA 923384A CA 103945 A CA103945 A CA 103945A CA 103945 A CA103945 A CA 103945A CA 923384 A CA923384 A CA 923384A
Authority
CA
Canada
Prior art keywords
preparing
micro capsule
capsule
micro
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA103945A
Other languages
English (en)
Other versions
CA103945S (en
Inventor
Abe Jinnosuke
Kitajima Masao
Kondo Asaji
Morishita Masataka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujifilm Holdings Corp
Toyo Jozo KK
Original Assignee
Toyo Jozo KK
Fuji Photo Film Co Ltd
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 Toyo Jozo KK, Fuji Photo Film Co Ltd filed Critical Toyo Jozo KK
Application granted granted Critical
Publication of CA923384A publication Critical patent/CA923384A/en
Expired legal-status Critical Current

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
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/12—Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • B01J13/125—Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution by evaporation of the solvent
    • 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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1682—Processes
    • A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/261—Non-bath processes, e.g. using pastes, webs, viscous compositions
    • 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)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
CA103945A 1970-02-03 1971-01-29 Process for preparing a micro capsule Expired CA923384A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP938270 1970-02-03

Publications (1)

Publication Number Publication Date
CA923384A true CA923384A (en) 1973-03-27

Family

ID=11718887

Family Applications (1)

Application Number Title Priority Date Filing Date
CA103945A Expired CA923384A (en) 1970-02-03 1971-01-29 Process for preparing a micro capsule

Country Status (12)

Country Link
US (1) US3714065A (fr)
AT (1) AT305215B (fr)
BE (1) BE762422A (fr)
CA (1) CA923384A (fr)
CH (1) CH568788A5 (fr)
CS (1) CS155965B2 (fr)
DE (1) DE2105039C3 (fr)
DK (1) DK130874B (fr)
FR (1) FR2078042A5 (fr)
GB (1) GB1338151A (fr)
IT (1) IT989566B (fr)
NL (1) NL7101348A (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945130B1 (fr) * 1970-08-17 1974-12-02
JPS5214234B2 (fr) * 1971-07-30 1977-04-20
JPS528795B2 (fr) * 1971-12-30 1977-03-11
JPS58111032A (ja) * 1981-12-24 1983-07-01 Konishiroku Photo Ind Co Ltd 現像組成物
JPS58126525A (ja) * 1982-01-20 1983-07-28 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
US4798786A (en) * 1982-05-06 1989-01-17 Stolle Research And Development Corporation Living cells encapsulated in crosslinked protein
JPS59172654A (ja) * 1983-03-23 1984-09-29 Fuji Photo Film Co Ltd カプセルトナ−
US4568559A (en) * 1984-02-06 1986-02-04 Biotek, Inc. Composite core coated microparticles and process of preparing same
IE58110B1 (en) * 1984-10-30 1993-07-14 Elan Corp Plc Controlled release powder and process for its preparation
JPS63151353A (ja) * 1986-12-15 1988-06-23 Oogawara Kakoki Kk ワツクスコ−テイングマイクロカプセルの製造方法
US5985354A (en) 1995-06-07 1999-11-16 Brown University Research Foundation Preparation of multiwall polymeric microcapsules from hydrophilic polymers
JP2729538B2 (ja) * 1991-02-13 1998-03-18 富士写真フイルム株式会社 マイクロカプセルの製造方法
US5620883A (en) * 1994-04-01 1997-04-15 The Johns Hopkins University Living cells microencapsulated in a polymeric membrane having two layers
FR2770003B1 (fr) * 1997-10-22 1999-12-17 Eastman Kodak Co Procede photographique aux halogenures d'argent utilisant un developpateur incorpore a des microparticules
AU2002211757B2 (en) * 2000-11-28 2006-01-12 Perimeter Solutions Lp Biopolymer thickened fire retardant compositions
US6396621B1 (en) * 2000-12-28 2002-05-28 Xerox Corporation Gyricon display containing chemical absorbents
FR2832630B1 (fr) * 2001-11-28 2005-01-14 Oreal Composition cosmetique et/ou dermatologique contenant au moins un actif hydrophile sensible a l'oxydation stabilise par au moins un copolymere de n-vinylimidazole
CO5390081A1 (es) 2001-11-28 2004-04-30 Novartis Ag Compuestos organicos
EP1374849B1 (fr) * 2002-06-20 2005-11-23 L'oreal Utilisation cosmétique et/ou dermatologique d'une composition contenant au moins un actif hydrophile sensible à l'oxydation stabilisé par au moins un copolymère d'anhydride maléique
WO2011005943A1 (fr) * 2009-07-10 2011-01-13 The Procter & Gamble Company Compositions contenant des particules délivrant un agent bénéfique
CN101642694B (zh) * 2009-09-03 2011-08-24 浙江大学 含有机硅电泳显示微胶囊的制备方法
AU2013246821B2 (en) 2012-04-12 2016-07-21 Capsulae Microcapsules containing an oxidizable active, and a process for preparing the same
RU2572992C2 (ru) * 2012-08-28 2016-01-20 Федеральное государственное бюджетное образовательное учреждение высшего образования "Курская государственная сельскохозяйственная академия имени И.И. Иванова" Способ получения микрокапсул водорастворимых препаратов пестицидов

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3415758A (en) * 1960-03-09 1968-12-10 Ncr Co Process of forming minute capsules en masse
US3137630A (en) * 1961-06-09 1964-06-16 Eastman Kodak Co Process for preparing a dry, finely divided, gelatin particle product
BE622026A (fr) * 1961-09-05

Also Published As

Publication number Publication date
DK130874C (fr) 1975-09-29
FR2078042A5 (fr) 1971-11-05
DE2105039B2 (de) 1978-03-09
US3714065A (en) 1973-01-30
CS155965B2 (fr) 1974-06-24
DE2105039C3 (de) 1980-08-28
GB1338151A (en) 1973-11-21
BE762422A (fr) 1971-07-16
IT989566B (it) 1975-06-10
NL7101348A (fr) 1971-08-05
DK130874B (da) 1975-04-28
CH568788A5 (fr) 1975-11-14
AT305215B (de) 1973-02-12
DE2105039A1 (de) 1971-08-12

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