CA983328A - Encapsulation of core material in a shell material by atomization and drying - Google Patents

Encapsulation of core material in a shell material by atomization and drying

Info

Publication number
CA983328A
CA983328A CA153,658A CA153658A CA983328A CA 983328 A CA983328 A CA 983328A CA 153658 A CA153658 A CA 153658A CA 983328 A CA983328 A CA 983328A
Authority
CA
Canada
Prior art keywords
atomization
encapsulation
drying
core material
shell
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
CA153,658A
Other versions
CA153658S (en
Inventor
Russel E. Wellman
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA983328A publication Critical patent/CA983328A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/093—Encapsulated toner particles
    • G03G9/09392—Preparation thereof
    • 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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/30—Layered or coated, e.g. dust-preventing coatings
    • C05G5/35—Capsules, e.g. core-shell
    • 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]
CA153,658A 1971-12-30 1972-10-11 Encapsulation of core material in a shell material by atomization and drying Expired CA983328A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00214031A US3830750A (en) 1971-12-30 1971-12-30 Encapsulating substantially soluble portion of core material in substantially soluble shell material of different solubility

Publications (1)

Publication Number Publication Date
CA983328A true CA983328A (en) 1976-02-10

Family

ID=22797506

Family Applications (1)

Application Number Title Priority Date Filing Date
CA153,658A Expired CA983328A (en) 1971-12-30 1972-10-11 Encapsulation of core material in a shell material by atomization and drying

Country Status (11)

Country Link
US (1) US3830750A (en)
JP (1) JPS4890977A (en)
BE (1) BE793246A (en)
BR (1) BR7208781D0 (en)
CA (1) CA983328A (en)
DE (1) DE2255102A1 (en)
ES (1) ES410224A1 (en)
FR (1) FR2165941B1 (en)
GB (1) GB1411954A (en)
IT (1) IT973317B (en)
NL (1) NL7217788A (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2330919A1 (en) * 1973-06-18 1975-01-30 Degussa METHOD FOR REDUCING THE HYGROSCOPICITY OF POLYCARBOXYLATES
US4144025A (en) * 1977-05-02 1979-03-13 Polaroid Corporation Process for making dispersions comprising spherical particles
CA1154189A (en) * 1978-07-05 1983-09-20 Nathan F. Cardarelli In-flight encapsulaton of particles
US4286020A (en) * 1978-07-05 1981-08-25 Environmental Chemicals, Inc. In-flight encapsulation of particles
JPS5564251A (en) * 1978-11-09 1980-05-14 Canon Inc Pressur-fixable capsule toner
US4353962A (en) * 1980-05-15 1982-10-12 Environmental Chemicals, Inc. In-flight encapsulation of particles
US4643960A (en) * 1980-06-02 1987-02-17 Minnesota Mining And Manufacturing Company Developing powder composition containing a fatty acid amide component
DE3261317D1 (en) * 1981-02-06 1985-01-10 Res Holdings Pty Ltd Dry toner and method of making same
US4391928A (en) * 1981-09-04 1983-07-05 Nl Industries, Inc. Opacifying polymeric particle and uses
JPS58100856A (en) * 1981-12-11 1983-06-15 Fuji Photo Film Co Ltd Manufacture of capsulated toner
GB2121203B (en) * 1982-04-06 1985-10-16 Canon Kk Making toner particles
JPS5995928A (en) * 1982-11-20 1984-06-02 Nitto Electric Ind Co Ltd Production of microcapsule containing liquid active material
JPS60125245A (en) * 1983-12-12 1985-07-04 Nitto Electric Ind Co Ltd Preparation of microcapsule containing liquid active substance
US4680200A (en) * 1985-07-22 1987-07-14 The Dow Chemical Company Method for preparing colloidal size particulate
US5173219A (en) * 1986-02-12 1992-12-22 Research Development Foundation Uniform spherical multilamellar liposomes of defined and adjustable size distribution
JPS6319662A (en) * 1986-07-14 1988-01-27 Kao Corp Spherical toner particles
US5912017A (en) * 1987-05-01 1999-06-15 Massachusetts Institute Of Technology Multiwall polymeric microspheres
US4861627A (en) * 1987-05-01 1989-08-29 Massachusetts Institute Of Technology Preparation of multiwall polymeric microcapsules
US4869992A (en) * 1988-06-28 1989-09-26 Eastman Kodak Company Mixed polymer toner for forming electrographic printing plates
US5023159A (en) * 1989-10-10 1991-06-11 Xerox Corporation Encapsulated electrophotographic toner compositions
DE4103966A1 (en) * 1991-02-09 1992-08-13 Basf Ag COLOR IMAGE PREPARATIONS
US5204208A (en) * 1991-10-07 1993-04-20 Xerox Corporation Processes for custom color encapsulated toner compositions
US7628979B1 (en) * 2005-04-20 2009-12-08 The United States Of America As Represented By The Secretary Of Agriculture Use of calco oil blue V in bait formulations for marking and controlling subterranean termites
DE202007002295U1 (en) 2007-02-13 2008-06-26 Lorenz, Anneliese F. Soaps with optical or elastic properties
WO2009055772A1 (en) * 2007-10-26 2009-04-30 The Board Of Trustees Of The University Of Illinois Solvent-promoted self-healing materials
CN104922071A (en) 2010-04-09 2015-09-23 帕西拉制药有限公司 Method for formulating large diameter synthetic membrane vesicles
US11058796B2 (en) 2010-10-20 2021-07-13 206 Ortho, Inc. Method and apparatus for treating bone fractures, and/or for fortifying and/or augmenting bone, including the provision and use of composite implants, and novel composite structures which may be used for medical and non-medical applications
US10525168B2 (en) 2010-10-20 2020-01-07 206 Ortho, Inc. Method and apparatus for treating bone fractures, and/or for fortifying and/or augmenting bone, including the provision and use of composite implants, and novel composite structures which may be used for medical and non-medical applications
US11207109B2 (en) 2010-10-20 2021-12-28 206 Ortho, Inc. Method and apparatus for treating bone fractures, and/or for fortifying and/or augmenting bone, including the provision and use of composite implants, and novel composite structures which may be used for medical and non-medical applications
US10525169B2 (en) 2010-10-20 2020-01-07 206 Ortho, Inc. Method and apparatus for treating bone fractures, and/or for fortifying and/or augmenting bone, including the provision and use of composite implants, and novel composite structures which may be used for medical and non-medical applications
US20120101593A1 (en) 2010-10-20 2012-04-26 BIOS2 Medical, Inc. Implantable polymer for bone and vascular lesions
US11484627B2 (en) 2010-10-20 2022-11-01 206 Ortho, Inc. Method and apparatus for treating bone fractures, and/or for fortifying and/or augmenting bone, including the provision and use of composite implants, and novel composite structures which may be used for medical and non-medical applications
US11291483B2 (en) 2010-10-20 2022-04-05 206 Ortho, Inc. Method and apparatus for treating bone fractures, and/or for fortifying and/or augmenting bone, including the provision and use of composite implants
WO2013130877A1 (en) 2012-02-29 2013-09-06 206 Ortho, Inc. Method and apparatus for treating bone fractures, including the use of composite implants
EP3795635A1 (en) 2013-05-23 2021-03-24 206 ORTHO, Inc. Apparatus for treating bone fractures, and/or for fortifying and/or augmenting bone, including the provision and use of composite implants
AU2017357085A1 (en) * 2016-11-10 2019-06-27 206 Ortho, Inc. Method for treating bone fractures, and fortifying bone, using composite implants, for medical and non-medical applications
CN107188672A (en) * 2017-05-27 2017-09-22 金正大生态工程集团股份有限公司 A kind of dimerization acid-based epoxy resins film-coated controlled release fertilizer and preparation method thereof
CN113198399B (en) * 2021-05-20 2022-09-06 吉林建筑大学 Phase change microcapsule, preparation method and application thereof, and composite AB coating
CN117346424B (en) * 2023-12-06 2024-02-06 山东鑫泰达节能科技有限公司 Cooling and collecting device for sodium silicate preparation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1433421A (en) * 1964-02-12 1966-04-01 Dunlop Rubber Co Method and apparatus for the manufacture of coated microscopic particles
US3773919A (en) * 1969-10-23 1973-11-20 Du Pont Polylactide-drug mixtures

Also Published As

Publication number Publication date
GB1411954A (en) 1975-10-29
ES410224A1 (en) 1976-04-16
DE2255102A1 (en) 1973-07-12
BE793246A (en) 1973-06-22
FR2165941B1 (en) 1978-02-10
IT973317B (en) 1974-06-10
FR2165941A1 (en) 1973-08-10
JPS4890977A (en) 1973-11-27
NL7217788A (en) 1973-07-03
BR7208781D0 (en) 1973-09-27
US3830750A (en) 1974-08-20
AU5063372A (en) 1974-08-15

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