FI71503B - Foerfarande foer framstaellning av smao kapslar - Google Patents

Foerfarande foer framstaellning av smao kapslar Download PDF

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Publication number
FI71503B
FI71503B FI831295A FI831295A FI71503B FI 71503 B FI71503 B FI 71503B FI 831295 A FI831295 A FI 831295A FI 831295 A FI831295 A FI 831295A FI 71503 B FI71503 B FI 71503B
Authority
FI
Finland
Prior art keywords
poly
capsule
salt
maleic anhydride
process according
Prior art date
Application number
FI831295A
Other languages
English (en)
Finnish (fi)
Other versions
FI831295L (fi
FI831295A0 (fi
FI71503C (sv
Inventor
Donald Edward Hayford
Original Assignee
Appleton Paper Inc
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 Appleton Paper Inc filed Critical Appleton Paper Inc
Publication of FI831295A0 publication Critical patent/FI831295A0/fi
Publication of FI831295L publication Critical patent/FI831295L/fi
Publication of FI71503B publication Critical patent/FI71503B/fi
Application granted granted Critical
Publication of FI71503C publication Critical patent/FI71503C/sv

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
    • B01J13/14—Polymerisation; cross-linking
    • B01J13/18—In situ polymerisation with all reactants being present in the same phase
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08L61/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C08L61/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
    • 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

Claims (10)

1. Förfarande för framställning av smä kapslar omfattan-de ett steg, i vilket man bildar en dispersion av droppar eller partiklar av en väsentligen vattenolöslig kapselkärn-material i ett surt vattenhaltigt framställningsmedium, som innehaller: a) ett kapselvägg-prekursormaterial, valt bland melamin och formaldehydi monomer metylolmelamin eller dess polymer med lag molekylvikt; monomer metylerad metylolmelamin eller dess polymer med lag molekylvikt; eller vilken som heist av deras kombinationer; och b) en negativt laddad polymer polyelektrolyt, som har en rak alifatisk kolvätestamme med i medeltal tva karbo-xylgrupper per varje 4-6 stomkolatomer; varvid det vattenlösliga kapselvägg-prekursormaterialet po-lykondenser under bildning av en kondensationspolymer, vilket resultear i i) en vätske-vätske fasavskiljning av den bildade kondensationspolymer över en molekylvikt, som är löslig i det vattenhaltiga framställningsmediumet, och ii) efter fortsatt polykondensation av den separerande polymerisätionsprodukten, en bildning av ett fast kap-selväggmaterial, som individuellt omsluter partiklar av det dispergerade kapselkärnmaterialet, kännetecknat därav, att den nämnda dispersionen även innehaller ett sait av en katjon fran den periodiska gruppen IA eller en tertiär eller kvaternär ammoniumkatjon och en anjon av en stark syra.
2. Förfarande enligt patentkravet 1, kännetecknat därav, att man bildar först en lösning av den negativt laddade polymera polyelektrolyten i det vattenhaltiga framställningsmediumet, sedan tillsätter kapselvägg-prekursormaterialet, därefter dispergerar kapselkärnmaterialet i det vattenhaltiga framställningsmediumet och sedan tillsätter saltet, varefter polykondensationen av kapselvägg-prekur-
FI831295A 1982-04-20 1983-04-18 Förfarande för framställning av små kapslar. FI71503C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37032382 1982-04-20
US06/370,323 US4444699A (en) 1982-04-20 1982-04-20 Capsule manufacture

Publications (4)

Publication Number Publication Date
FI831295A0 FI831295A0 (fi) 1983-04-18
FI831295L FI831295L (fi) 1983-10-21
FI71503B true FI71503B (fi) 1986-10-10
FI71503C FI71503C (sv) 1987-01-19

Family

ID=23459167

Family Applications (1)

Application Number Title Priority Date Filing Date
FI831295A FI71503C (sv) 1982-04-20 1983-04-18 Förfarande för framställning av små kapslar.

Country Status (15)

Country Link
US (1) US4444699A (sv)
EP (1) EP0092356B1 (sv)
JP (1) JPH0824841B2 (sv)
AT (1) ATE18512T1 (sv)
AU (1) AU554433B2 (sv)
BR (1) BR8301972A (sv)
CA (1) CA1188164A (sv)
DE (1) DE3362497D1 (sv)
DK (1) DK170683A (sv)
ES (1) ES8404199A1 (sv)
FI (1) FI71503C (sv)
GR (1) GR77458B (sv)
NO (1) NO831381L (sv)
PT (1) PT76550A (sv)
ZA (1) ZA832519B (sv)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4690825A (en) * 1985-10-04 1987-09-01 Advanced Polymer Systems, Inc. Method for delivering an active ingredient by controlled time release utilizing a novel delivery vehicle which can be prepared by a process utilizing the active ingredient as a porogen
JPS6397223A (ja) * 1986-10-14 1988-04-27 Toppan Moore Co Ltd マイクロカプセルの製造方法
US4857406A (en) * 1987-04-10 1989-08-15 The Mead Corporation Microcapsules with polysalt capsule walls and their formation
US4978483A (en) * 1987-09-28 1990-12-18 Redding Bruce K Apparatus and method for making microcapsules
US5055300A (en) * 1988-06-17 1991-10-08 Basic Bio Systems, Inc. Time release protein
US5079005A (en) * 1988-06-17 1992-01-07 Gupta Kashmiri L Time release protein
US5023080A (en) * 1988-06-17 1991-06-11 Basic Bio Systems, Inc. Time release protein
US5154927A (en) * 1989-01-19 1992-10-13 Wm. Wrigley Jr. Company Gum composition containing dispersed porous beads containing active chewing gum ingredients and method
US4963369A (en) * 1989-01-19 1990-10-16 Wm. Wrigley Jr. Co. Gum composition containing dispersed porous beads containing active chewing gum ingredients and method
US5139787A (en) * 1989-01-19 1992-08-18 Wm. Wrigley Jr. Company Gum composition containing dispersed porous beads containing active chewing gum ingredients and method
US5064698A (en) * 1989-02-16 1991-11-12 Wm. Wrigley, Jr. Company Food packaging improvements
US5126174A (en) * 1989-02-16 1992-06-30 Wm. Wrigley Jr. Company Food packaging improvements
JP2502146B2 (ja) * 1989-04-12 1996-05-29 日本製紙株式会社 微小カプセルの製造方法
US4977060A (en) * 1989-12-07 1990-12-11 The Mead Corporation Method for producing microcapsules and photosensitive microcapsules produced thereby
US5154938A (en) * 1990-12-20 1992-10-13 Wm. Wrigley Jr. Company Gum composition having dispersed porous beads containing plasticizers
US5733561A (en) * 1991-06-12 1998-03-31 Mitsui Toatsu Chemicals, Incorporated Insecticide composition and production process thereof
JPH06269657A (ja) * 1993-03-17 1994-09-27 Sakura Color Prod Corp マイクロカプセルの製造方法
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
US5843409A (en) * 1994-08-08 1998-12-01 Colgate Palmolive Company Two component dentifrice for the treatment of dentinal hypersensitivity
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
AU8852601A (en) * 2000-09-06 2002-03-22 Appleton Paper Inc In situ microencapsulated adhesive
US7108190B2 (en) * 2003-02-28 2006-09-19 Appleton Papers Inc. Token array and method employing authentication tokens bearing scent formulation information
US20060063125A1 (en) * 2003-04-22 2006-03-23 Hamilton Timothy F Method and device for enhanced dental articulation
US6932602B2 (en) * 2003-04-22 2005-08-23 Appleton Papers Inc. Dental articulation kit and method
US20040251309A1 (en) * 2003-06-10 2004-12-16 Appleton Papers Inc. Token bearing magnetc image information in registration with visible image information
US8267576B2 (en) 2004-11-08 2012-09-18 Freshpoint Holdings Sa Time-temperature indicating device
EP1861246B1 (en) 2005-03-25 2017-03-29 Encapsys, Llc Adhesively securable stock packaging materials
DE102006016907A1 (de) * 2006-04-11 2007-10-25 Cognis Ip Management Gmbh Zur Insektenabwehr ausgerüstete Fasern und textile Flächengebilde
US7935201B2 (en) * 2006-11-29 2011-05-03 Wausau Paper Mills, Llc Non-slip masking product, and methods
US20090274906A1 (en) * 2008-05-01 2009-11-05 Appleton Papers Inc. Particle with low permeance wall
US8067089B2 (en) * 2008-05-01 2011-11-29 Appleton Papers Inc. Cationic microcapsule particles
US8071214B2 (en) * 2008-05-01 2011-12-06 Appleton Papers Inc. Particle with selected permeance wall
EP2288879B1 (en) 2008-06-04 2018-01-24 G Patel A monitoring system based on etching of metals
EP3293493B1 (en) 2008-06-04 2023-06-14 Jp Laboratories, Inc. Sterilization indicating device
US7915215B2 (en) * 2008-10-17 2011-03-29 Appleton Papers Inc. Fragrance-delivery composition comprising boron and persulfate ion-crosslinked polyvinyl alcohol microcapsules and method of use thereof
US8455098B2 (en) * 2009-04-07 2013-06-04 Appleton Papers Inc. Encapsulated solid hydrophilic particles
WO2011084141A2 (en) * 2009-12-21 2011-07-14 Appleton Papers Inc. Hydrophilic liquid encapsulates
US9186642B2 (en) 2010-04-28 2015-11-17 The Procter & Gamble Company Delivery particle
US9993793B2 (en) 2010-04-28 2018-06-12 The Procter & Gamble Company Delivery particles
US20110269657A1 (en) 2010-04-28 2011-11-03 Jiten Odhavji Dihora Delivery particles
JP5869663B2 (ja) 2011-04-07 2016-02-24 ザ プロクター アンド ギャンブルカンパニー ポリアクリレートマイクロカプセルの付着が増大したシャンプー組成物
WO2012138710A2 (en) 2011-04-07 2012-10-11 The Procter & Gamble Company Personal cleansing compositions with increased deposition of polyacrylate microcapsules
CN103458871B (zh) 2011-04-07 2015-05-13 宝洁公司 具有增强的聚丙烯酸酯微胶囊的沉积的调理剂组合物
WO2013101889A1 (en) 2011-12-29 2013-07-04 Rohm And Haas Company Encapsulated actives
US10077606B2 (en) 2013-03-27 2018-09-18 Halliburton Energy Services, Inc. Methods of mitigating bituminous material adhesion using nano-particles
US10077636B2 (en) 2013-03-27 2018-09-18 Halliburton Energy Services, Inc. Use of nanoparticles in cleaning well bores
US9750243B2 (en) * 2015-02-06 2017-09-05 Lamberti Spa Aqueous adjuvant concentrates with improved spray drift properties
US9420781B1 (en) * 2015-02-06 2016-08-23 Lamberti Spa Agrochemical adjuvant concentrate for herbicides
EP3390483B1 (en) 2015-10-27 2022-05-18 The Procter & Gamble Company Encapsulation
CN110168042B (zh) 2017-01-27 2022-05-27 恩盖普有限公司 包封物
EP3908246A4 (en) 2019-01-11 2022-11-16 Encapsys, LLC INSTALLATION OF CHITOSAN IN A MICROCAPSULE WALL

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2312693A (en) * 1941-11-01 1943-03-02 Gen Electric Reaction product of aldehydes and diazine derivatives
US2653921A (en) * 1949-07-25 1953-09-29 Ciba Ltd Catalysts for the hardening of artificial resins and their use in the textile industry
CH540715A (de) * 1970-05-26 1973-10-15 Ciba Geigy Ag Verfahren zur Einkapselung von in einer Flüssigkeit fein verteilter Substanz
US3928272A (en) * 1974-03-25 1975-12-23 Nl Industries Inc Process of making urea-formaldehyde solid microspheres
BE829482R (fr) * 1975-05-26 1975-09-15 Procede pour produire des microcapsules et microcapsules ainsi obtenues
GB1507739A (en) * 1975-11-26 1978-04-19 Wiggins Teape Ltd Capsules
US4100103A (en) * 1976-12-30 1978-07-11 Ncr Corporation Capsule manufacture
JPS5425277A (en) * 1977-07-27 1979-02-26 Fuji Photo Film Co Ltd Method of producing microcapsule
JPS602100B2 (ja) * 1977-09-28 1985-01-19 三菱製紙株式会社 微小カプセルの製造方法
JPS5592135A (en) * 1978-12-29 1980-07-12 Kanzaki Paper Mfg Co Ltd Production of microcapsule
JPS5951333B2 (ja) * 1979-10-31 1984-12-13 神崎製紙株式会社 マイクロカプセルの製造方法
GB2073132B (en) * 1980-04-08 1983-12-14 Wiggins Teape Group Ltd Production of microcapsules
NO153286C (no) * 1980-08-20 1986-02-19 Kureha Chemical Ind Co Ltd Farvestoffholdig mikrokapsel for trykkfoelsomt registreringspapir, samt fremgangsmaate for fremstilling av en slik mikrokapsel.
JPS57103891A (en) * 1980-12-19 1982-06-28 Fuji Photo Film Co Ltd Microcapsule dispersing liquid

Also Published As

Publication number Publication date
FI831295L (fi) 1983-10-21
CA1188164A (en) 1985-06-04
ZA832519B (en) 1984-02-29
DK170683D0 (da) 1983-04-19
BR8301972A (pt) 1983-12-20
JPH0824841B2 (ja) 1996-03-13
JPS58216737A (ja) 1983-12-16
DE3362497D1 (en) 1986-04-17
NO831381L (no) 1983-10-21
DK170683A (da) 1983-10-21
FI831295A0 (fi) 1983-04-18
AU1349083A (en) 1983-10-27
ES521609A0 (es) 1984-04-16
PT76550A (en) 1983-05-01
EP0092356B1 (en) 1986-03-12
EP0092356A2 (en) 1983-10-26
EP0092356A3 (en) 1983-12-07
US4444699A (en) 1984-04-24
ATE18512T1 (de) 1986-03-15
AU554433B2 (en) 1986-08-21
GR77458B (sv) 1984-09-24
ES8404199A1 (es) 1984-04-16
FI71503C (sv) 1987-01-19

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Legal Events

Date Code Title Description
MA Patent expired

Owner name: APPLETON PAPERS INC.