FI891871A - Foerfarande foer framstaellning av mikrokapslar. - Google Patents

Foerfarande foer framstaellning av mikrokapslar. Download PDF

Info

Publication number
FI891871A
FI891871A FI891871A FI891871A FI891871A FI 891871 A FI891871 A FI 891871A FI 891871 A FI891871 A FI 891871A FI 891871 A FI891871 A FI 891871A FI 891871 A FI891871 A FI 891871A
Authority
FI
Finland
Prior art keywords
cmc
microcapsules
gelatin
chosen
maleic anhydride
Prior art date
Application number
FI891871A
Other languages
English (en)
Other versions
FI891871A0 (fi
Inventor
Brian North
Original Assignee
Wiggins Teape Group 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 Wiggins Teape Group Ltd filed Critical Wiggins Teape Group Ltd
Publication of FI891871A0 publication Critical patent/FI891871A0/fi
Publication of FI891871A publication Critical patent/FI891871A/fi

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
    • B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Color Printing (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
FI891871A 1988-04-23 1989-04-19 Foerfarande foer framstaellning av mikrokapslar. FI891871A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888809648A GB8809648D0 (en) 1988-04-23 1988-04-23 Production of microcapsules

Publications (2)

Publication Number Publication Date
FI891871A0 FI891871A0 (fi) 1989-04-19
FI891871A true FI891871A (fi) 1989-10-24

Family

ID=10635735

Family Applications (1)

Application Number Title Priority Date Filing Date
FI891871A FI891871A (fi) 1988-04-23 1989-04-19 Foerfarande foer framstaellning av mikrokapslar.

Country Status (11)

Country Link
US (1) US5035844A (fi)
EP (1) EP0339866B1 (fi)
JP (1) JPH0214737A (fi)
AT (1) ATE63475T1 (fi)
AU (1) AU3324189A (fi)
CA (1) CA1301563C (fi)
DE (1) DE68900081D1 (fi)
ES (1) ES2021892B3 (fi)
FI (1) FI891871A (fi)
GB (1) GB8809648D0 (fi)
ZA (1) ZA892910B (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2718059B1 (fr) 1994-03-31 1996-06-28 Copigraph Procédé de production de microcapsules à fort taux d'extrait sec contenant un liquide hydrophobe, microcapsules obtenues par ledit procédé et procédé d'obtention d'un papier sensible à la pression à l'aide de ces microcapsules.
FR2723032B1 (fr) 1994-07-26 1996-11-22 Copigraph Sa Nouveau solvant organique pour microcapsules utiles notamment pour la realisation de papier autocopiant sensible a la pression et papier sensible a lapression revetu de telles microcapsules
FR2727633A1 (fr) 1994-12-02 1996-06-07 Copigraph Microcapsules contenant a titre de solvant un derive terpenique ou d'acide abietique et papiers sensibles a la pression revetus de ces microcapsules
FR2839658B1 (fr) * 2002-05-17 2004-08-06 Protex Nouveau procede de preparation de microcapsules a base de gelatine, contenant un liquide hydrophobe et microcapsules obtenues
DE102004013977A1 (de) * 2004-03-19 2005-10-06 Cavis Microcaps Gmbh Technischer Prozess sowie Anlage zur Herstellung von Koazervatkapseln
CN102649037B (zh) * 2011-05-04 2014-06-11 京东方科技集团股份有限公司 一种电子墨水微胶囊及其制作方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL246986A (fi) * 1959-01-02 1900-01-01
US3510435A (en) * 1967-11-17 1970-05-05 Ncr Co Method of producing opaque encapsulated materials
GB1442175A (en) * 1973-06-28 1976-07-07 Pozuelo Daunier L J M De Encapsulation process
JPS5113387A (fi) * 1974-07-24 1976-02-02 Fuji Photo Film Co Ltd
JPS5833011B2 (ja) * 1977-01-28 1983-07-16 神崎製紙株式会社 マイクロカプセルの製造方法
JPS53125273A (en) * 1977-04-07 1978-11-01 Mitsubishi Paper Mills Ltd Manufacture of monoonucleus microcapsule
GB1573361A (en) * 1977-07-04 1980-08-20 Carbon Paper Co Ltd Metho of making microcapsules
US4222891A (en) * 1977-08-17 1980-09-16 Kanzaki Paper Mfg. Co., Ltd. Method of making oil-containing microcapsules
US4394287A (en) * 1981-04-10 1983-07-19 Eurand America, Inc. Incorporation of finely divided additives at the surface of microcapsule walls

Also Published As

Publication number Publication date
AU3324189A (en) 1989-10-26
EP0339866B1 (en) 1991-05-15
EP0339866A3 (en) 1989-11-29
FI891871A0 (fi) 1989-04-19
DE68900081D1 (de) 1991-06-20
ATE63475T1 (de) 1991-06-15
EP0339866A2 (en) 1989-11-02
ZA892910B (en) 1989-12-27
JPH0214737A (ja) 1990-01-18
ES2021892B3 (es) 1991-11-16
CA1301563C (en) 1992-05-26
US5035844A (en) 1991-07-30
GB8809648D0 (en) 1988-05-25

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Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: THE WIGGINS TEAPE GROUP LIMITED