GB1468130A - Microcapsules and process for making - Google Patents

Microcapsules and process for making

Info

Publication number
GB1468130A
GB1468130A GB1763275A GB1763275A GB1468130A GB 1468130 A GB1468130 A GB 1468130A GB 1763275 A GB1763275 A GB 1763275A GB 1763275 A GB1763275 A GB 1763275A GB 1468130 A GB1468130 A GB 1468130A
Authority
GB
United Kingdom
Prior art keywords
oil
hydroxypropylcellulose
microcapsules
temperature
linking agent
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
GB1763275A
Other languages
English (en)
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.)
Mead Corp
Original Assignee
Mead 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 Mead Corp filed Critical Mead Corp
Publication of GB1468130A publication Critical patent/GB1468130A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating 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
    • B41M5/165—Duplicating 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
    • 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
    • B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
    • 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
    • B01J13/14—Polymerisation; cross-linking
    • B01J13/16—Interfacial polymerisation
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/914—Transfer or decalcomania
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249962—Void-containing component has a continuous matrix of fibers only [e.g., porous paper, etc.]
    • Y10T428/249963—And a force disintegratable component [e.g., stencil sheet, etc.]
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Color Printing (AREA)
GB1763275A 1974-06-19 1975-04-28 Microcapsules and process for making Expired GB1468130A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48095674A 1974-06-19 1974-06-19
US05/673,003 US4025455A (en) 1974-06-19 1976-04-02 Cross-linked hydroxypropylcellulose microcapsules and process for making

Publications (1)

Publication Number Publication Date
GB1468130A true GB1468130A (en) 1977-03-23

Family

ID=27046776

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1763275A Expired GB1468130A (en) 1974-06-19 1975-04-28 Microcapsules and process for making

Country Status (7)

Country Link
US (1) US4025455A (enExample)
JP (1) JPS54426B2 (enExample)
BE (1) BE829363A (enExample)
CA (1) CA1040018A (enExample)
DE (1) DE2527154B2 (enExample)
FR (1) FR2275250A1 (enExample)
GB (1) GB1468130A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104117330A (zh) * 2014-08-08 2014-10-29 广西启利新材料科技股份有限公司 一种低温相变微胶囊二次包覆的制备方法

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170483A (en) * 1975-08-28 1979-10-09 The Mead Corporation Process for the production of self-contained carbonless copy record sheets and coating composition for use therein
CA1104881A (en) * 1977-06-24 1981-07-14 Yu-Sun Lee Process for producing microcapsules having secondary capsule walls and microcapsules produced thereby
DE2757017C3 (de) * 1977-12-21 1986-07-31 Hoechst Ag, 6230 Frankfurt Verfahren zum Herstellen von druckbeständigen Polyurethan-Polyharnstoff-Kapseln mit strukturierter Innenmasse
IT1148784B (it) * 1980-04-09 1986-12-03 Eurand Spa Procedimento per la preparazione di microcapsule in un veicolo liquido
FR2527438B1 (fr) * 1982-05-26 1985-08-09 Centre Nat Rech Scient Microcapsules a paroi constituee par des polyholosides reticules et leur procede de preparation
EP0224214B1 (en) 1985-11-21 1993-01-27 Fuji Photo Film Co., Ltd. Light-sensitive microcapsule containing polymerizable compound and silver halide, and light-sensitive material employing the same
JPH0619570B2 (ja) 1986-02-07 1994-03-16 富士写真フイルム株式会社 感光材料
US4667985A (en) * 1986-02-28 1987-05-26 Ncr Corporation Bank check form
DE3615043A1 (de) * 1986-05-03 1987-11-05 Hoechst Ag Verfahren zur verkapselung von biologisch aktivem material
US4918317A (en) * 1987-07-02 1990-04-17 The Mead Corporation Radiation dosimeter
US4927802A (en) * 1988-12-09 1990-05-22 Ppg Industries, Inc. Pressure-sensitive multi-part record unit
IE904098A1 (en) * 1989-11-13 1991-05-22 Nova Pharm Corp Lipospheres for controlled delivery of substances
US5188837A (en) * 1989-11-13 1993-02-23 Nova Pharmaceutical Corporation Lipsopheres for controlled delivery of substances
US5227165A (en) * 1989-11-13 1993-07-13 Nova Pharmaceutical Corporation Liposphere delivery systems for local anesthetics
US5221535A (en) * 1989-11-13 1993-06-22 Nova Pharmaceutical Corporation Sustained release formulations of insect repellent
GB9110407D0 (en) * 1991-05-14 1991-07-03 Allied Colloids Ltd Particulate polymeric compositions and their production
JPH06324511A (ja) * 1993-05-14 1994-11-25 Brother Ind Ltd 感光性マイクロカプセル型トナー
JP3362745B2 (ja) * 1993-07-28 2003-01-07 ブラザー工業株式会社 感光性マイクロカプセル型トナー
AU3274895A (en) * 1994-07-18 1996-02-16 Gel Sciences, Inc. Novel polymer gel networks and methods of use
US5643506A (en) * 1995-02-03 1997-07-01 The Mead Corporation Continuous production of Emulsions and microcapsules of uniform particle size
US5532014A (en) * 1995-08-16 1996-07-02 Townsend Engineering Company Method of linking a strand of uncased coextruded meat emulsion product
US5843504A (en) * 1996-10-15 1998-12-01 Townsend Engineering Company Method and apparatus for coagulating the outer surface of a sausage strand discharged from a sausage extruding machine
US5938520A (en) * 1997-04-10 1999-08-17 Townsend Engineering Company Conveyor for supporting sausage strands during coagulation cycle, and method of rinsing and drying the same
US5996793A (en) * 1997-04-15 1999-12-07 Cycolor Systems Co., Ltd. Method of storing and kit containing dry image-forming material
US6197378B1 (en) * 1997-05-05 2001-03-06 3M Innovative Properties Company Treatment of fibrous substrates to impart repellency, stain resistance, and soil resistance
US5876266A (en) * 1997-07-15 1999-03-02 International Business Machines Corporation Polishing pad with controlled release of desired micro-encapsulated polishing agents
US6127084A (en) * 1998-10-23 2000-10-03 Cycolor, Inc. Photosensitive material employing microcapsules containing a hygroscopic polymer in the internal phase
US6037094A (en) * 1998-10-23 2000-03-14 Cycolor, Inc. Photosensitive material employing microcapsules and superabsorbent polymer
US6103378A (en) * 1998-11-23 2000-08-15 The Mead Company Capsules having discrete solvent/color former and diluent capsule encapsulated phases
US6620571B2 (en) 2000-03-17 2003-09-16 Eastman Kodak Company Method for producing microcapsules having improved wall characteristics
US6964836B2 (en) 2002-03-15 2005-11-15 Eastman Kodak Company Photosensitive microcapsules containing a synthetic viscosity modifier in the continuous phase
JP2004337839A (ja) * 2003-04-25 2004-12-02 Fuji Photo Film Co Ltd マイクロカプセルおよびその製造方法
JP2005193588A (ja) * 2004-01-09 2005-07-21 Fuji Photo Film Co Ltd マイクロカプセル、その製造方法、及び記録材料
US7399569B2 (en) * 2004-02-19 2008-07-15 Fujifilm Corporation Method for producing microcapsules, microcapsules, recording material, and heat-sensitive recording material
US20060032390A1 (en) 2004-07-30 2006-02-16 Fuji Photo Film Co., Ltd. Lithographic printing plate precursor and lithographic printing method
US20070286904A1 (en) * 2005-08-31 2007-12-13 Popplewell Lewis M Structured materials
US20070048339A1 (en) * 2005-08-31 2007-03-01 Popplewell Lewis M Structured materials
JP2007328172A (ja) * 2006-06-08 2007-12-20 Fuji Xerox Co Ltd 画像形成装置及び画像形成方法
JP4730235B2 (ja) * 2006-07-13 2011-07-20 富士ゼロックス株式会社 画像形成装置
JP5046744B2 (ja) 2007-05-18 2012-10-10 富士フイルム株式会社 平版印刷版原版、及びそれを用いた印刷方法
EP2011643B1 (en) 2007-07-02 2010-10-13 FUJIFILM Corporation Planographic printing plate precursor and printing method using the same
JP2009236942A (ja) 2008-03-25 2009-10-15 Fujifilm Corp 平版印刷版原版及びその製版方法
WO2020194910A1 (ja) * 2019-03-28 2020-10-01 富士フイルム株式会社 マイクロカプセル、マイクロカプセル組成物、柔軟剤及び洗剤
BR112021020485A2 (pt) 2019-04-12 2021-12-14 Int Flavors & Fragrances Inc Produto destinado ao consumidor com liberação controlada, composições de microcápsula de núcleo-invólucro biodegradável
CN113939192B (zh) 2019-04-12 2023-08-11 国际香料和香精公司 受控释放的可生物降解的核壳微胶囊组合物
WO2025068229A1 (en) * 2023-09-28 2025-04-03 Firmenich Sa Microcapsules and process for preparing microcapsules
WO2025068225A1 (en) * 2023-09-28 2025-04-03 Firmenich Sa Microcapsules and process for preparing microcapsules

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL282752A (enExample) * 1961-09-10
US3270100A (en) * 1962-08-01 1966-08-30 Delvan Mfg Company Method for making capsules by interfacial polymerization
US3429827A (en) * 1962-11-23 1969-02-25 Moore Business Forms Inc Method of encapsulation
US3575882A (en) * 1963-12-13 1971-04-20 Pennwalt Corp Encapsulation process
US3577515A (en) * 1963-12-13 1971-05-04 Pennwalt Corp Encapsulation by interfacial polycondensation
US3502557A (en) * 1965-04-01 1970-03-24 Ppg Industries Inc Electrodeposition of amine-aldehyde condensate and hydroxy-containing carboxylic acid coreaction products
US3464926A (en) * 1965-04-26 1969-09-02 Pennwalt Corp Process for encapsulation
US3492380A (en) * 1967-03-07 1970-01-27 Pennwalt Corp Process for encapsulation
US3607776A (en) * 1968-06-11 1971-09-21 Pennwalt Corp Manufacture of ingestible capsules
US3567650A (en) * 1969-02-14 1971-03-02 Ncr Co Method of making microscopic capsules
JPS5022507B1 (enExample) * 1969-09-02 1975-07-31
IE35170B1 (en) * 1970-04-28 1975-11-26 Fuji Photo Film Co Ltd Process for the production of oily liquid-containing microcapsules
US3875074A (en) * 1972-03-06 1975-04-01 Champion Int Corp Formation of microcapsules by interfacial cross-linking of emulsifier, and microcapsules produced thereby

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104117330A (zh) * 2014-08-08 2014-10-29 广西启利新材料科技股份有限公司 一种低温相变微胶囊二次包覆的制备方法
CN104117330B (zh) * 2014-08-08 2015-12-09 广西启利新材料科技股份有限公司 一种低温相变微胶囊二次包覆的制备方法

Also Published As

Publication number Publication date
JPS54426B2 (enExample) 1979-01-10
US4025455A (en) 1977-05-24
FR2275250A1 (fr) 1976-01-16
DE2527154B2 (de) 1978-10-19
CA1040018A (en) 1978-10-10
DE2527154A1 (de) 1976-01-08
BE829363A (fr) 1975-09-15
JPS50161471A (enExample) 1975-12-27
FR2275250B1 (enExample) 1981-10-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee