LU83287A1 - Procede de production de microcapsules - Google Patents

Procede de production de microcapsules Download PDF

Info

Publication number
LU83287A1
LU83287A1 LU83287A LU83287A LU83287A1 LU 83287 A1 LU83287 A1 LU 83287A1 LU 83287 A LU83287 A LU 83287A LU 83287 A LU83287 A LU 83287A LU 83287 A1 LU83287 A1 LU 83287A1
Authority
LU
Luxembourg
Prior art keywords
dispersion
precondensate
microcapsules
mixture
sheet
Prior art date
Application number
LU83287A
Other languages
English (en)
French (fr)
Inventor
P Sinclair
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10512630&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=LU83287(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wiggins Teape Group Ltd filed Critical Wiggins Teape Group Ltd
Publication of LU83287A1 publication Critical patent/LU83287A1/fr

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
    • 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
    • Y10T428/249994—Composite having a component wherein a constituent is liquid or is contained within preformed walls [e.g., impregnant-filled, previously void containing component, etc.]
    • Y10T428/249995—Constituent is in liquid form
    • Y10T428/249997—Encapsulated liquid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Color Printing (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
LU83287A 1980-04-08 1981-04-07 Procede de production de microcapsules LU83287A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8011461 1980-04-08
GB8011461 1980-04-08

Publications (1)

Publication Number Publication Date
LU83287A1 true LU83287A1 (fr) 1981-12-02

Family

ID=10512630

Family Applications (1)

Application Number Title Priority Date Filing Date
LU83287A LU83287A1 (fr) 1980-04-08 1981-04-07 Procede de production de microcapsules

Country Status (23)

Country Link
US (1) US4396670A (da)
JP (1) JPS56155636A (da)
AT (1) AT382796B (da)
AU (1) AU539624B2 (da)
BE (1) BE888297A (da)
BR (1) BR8102014A (da)
CA (1) CA1153635A (da)
CH (1) CH649228A5 (da)
DE (1) DE3114035A1 (da)
DK (1) DK156781A (da)
ES (1) ES501139A0 (da)
FI (1) FI71235C (da)
FR (1) FR2479835A1 (da)
GR (1) GR75211B (da)
HK (1) HK68284A (da)
IT (1) IT1200580B (da)
LU (1) LU83287A1 (da)
NL (1) NL8101684A (da)
NO (1) NO811164L (da)
NZ (1) NZ196601A (da)
PT (1) PT72791B (da)
SE (1) SE454651B (da)
ZA (1) ZA811973B (da)

Families Citing this family (104)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4454083A (en) * 1981-12-21 1984-06-12 Appleton Papers Inc. Continuous microencapsulation
US4561981A (en) * 1984-01-27 1985-12-31 Characklis William G Treatment of fouling with microcapsules
DE3545803C2 (de) * 1984-12-24 1991-02-14 Papierfabrik August Koehler AG, 7602 Oberkirch Verfahren zur Mikroverkapselung von Ölen mit darin gelösten Farbreaktionspartnern, danach hergestellte Mikrokapseln und deren Verwendung in Farbreaktionsaufzeichnungssystemen
US5089339A (en) * 1984-12-24 1992-02-18 Pietsch Guenter Aminoplast microencapsulation system
DE3447298C1 (de) * 1984-12-24 1986-04-24 Papierfabrik August Koehler AG, 7602 Oberkirch Verfahren zur Mikroverkapselung von Ölen mit darin gelösten Farbreaktionspartnern und danach hergestellte Mikrokapseln
US4594370A (en) * 1985-03-29 1986-06-10 The Mead Corporation Amine-formaldehyde microencapsulation process
US4822769A (en) * 1985-06-12 1989-04-18 Nashua Corporation High solids content coated back paper
DE3532878A1 (de) * 1985-09-14 1987-03-26 Basf Ag Kontinuierliches verfahren zur herstellung von mikrokapseln mit waenden aus melamin-formaldehydkondensaten in waessriger dispersion
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
DE3709586C1 (de) * 1987-03-24 1988-07-14 Koehler August Papierfab Verfahren zur Mikroverkapselung von hydrophoben OElen,die danach erhaeltlichen Mikrokapseln und deren Verwendung
JPS63268777A (ja) * 1987-04-25 1988-11-07 Kanzaki Paper Mfg Co Ltd マイクロカプセルインキ組成物
US4766176A (en) * 1987-07-20 1988-08-23 Dow Corning Corporation Storage stable heat curable organosiloxane compositions containing microencapsulated platinum-containing catalysts
DE3860663D1 (de) * 1987-12-21 1990-10-25 Koehler August Papierfab Verfahren zur herstellung von mikrokapseln, die danach erhaeltlichen mikrokapseln und deren verwendung.
US5112541A (en) * 1988-01-29 1992-05-12 Idemitsu Kosan Company, Ltd. Microencapsulated lubricating fluids and additives and method of making same
US5023080A (en) * 1988-06-17 1991-06-11 Basic Bio Systems, Inc. Time release protein
US5079005A (en) * 1988-06-17 1992-01-07 Gupta Kashmiri L Time release protein
US5055300A (en) * 1988-06-17 1991-10-08 Basic Bio Systems, Inc. Time release protein
US5011885A (en) * 1989-10-27 1991-04-30 The Mead Corporation Methods for the production of microcapsules using functionalized isocyanate
DE3942155C1 (da) * 1989-12-20 1991-03-21 Papierfabrik August Koehler Ag, 7602 Oberkirch, De
US5180637A (en) * 1990-11-02 1993-01-19 Sakura Color Products Corporation Double-walled microcapsules and a process for preparation of same
US5204185A (en) * 1990-12-11 1993-04-20 The Standard Register Company Microencapsulation process using melamine-formaldehyde and microcapsules produced thereby
CA2080424A1 (en) * 1991-10-25 1993-04-26 Jerry Moy Microcapsules containing inorganic colloids and method for making the same
WO1993017877A1 (en) * 1992-03-06 1993-09-16 Nashua Corporation Xerographable carbonless forms
EP0573210B2 (en) * 1992-06-04 2005-11-23 Arjo Wiggins Limited Pressure-sensitive record material
JPH06234268A (ja) * 1992-12-16 1994-08-23 Mitsubishi Paper Mills Ltd インクジェット記録シート
GB9313790D0 (en) * 1993-07-03 1993-08-18 Wiggins Teape Group The Ltd Pressure-sensitive copying material
GB9414637D0 (en) * 1994-07-20 1994-09-07 Wiggins Teape Group The Limite Presure-sensitive copying material
GB9522233D0 (en) 1995-10-31 1996-01-03 Wiggins Teape Group The Limite Pressure-sensitive copying paper
DE10241942A1 (de) * 2002-09-10 2004-03-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mikrokapseln für die Kautschukherstellung und Verfahren zu deren Herstellung
DE102005035388A1 (de) * 2005-07-28 2007-02-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mikroverkapselte Kautschukadditive und Verfahren zu deren Herstellung
US20070078071A1 (en) * 2005-09-30 2007-04-05 Kaiping Lee Spray dry capsule products and methods for preparing and using same
US20070138672A1 (en) * 2005-12-15 2007-06-21 Kaiping Lee Process for preparing a high stability microcapsule product and method for using same
US20070138673A1 (en) * 2005-12-15 2007-06-21 Kaiping Lee Process for Preparing a High Stability Microcapsule Product and Method for Using Same
JP5049738B2 (ja) * 2006-12-06 2012-10-17 株式会社日本触媒 多層マイクロカプセルおよびその製造方法
BR112014012940A2 (pt) 2011-11-29 2017-06-13 Firmenich & Cie microcápsulas e seus usos
EP2999456B1 (en) 2013-05-22 2017-12-13 Firmenich SA Microcapsules containing a gas-releasing photolabile compound and uses thereof
ES2687370T3 (es) 2013-05-22 2018-10-24 Firmenich Sa Microcápsulas que contienen un cetoácido o cetoéster fotolábil de generación de gas y usos de las mismas
US9610228B2 (en) 2013-10-11 2017-04-04 International Flavors & Fragrances Inc. Terpolymer-coated polymer encapsulated active material
EP2865423B1 (en) 2013-10-18 2020-03-04 International Flavors & Fragrances Inc. Hybrid fragrance encapsulate formulation and method for using the same
FR3016303B1 (fr) 2014-01-10 2016-01-01 Microcapsules Technologies Procede de fabrication de microcapsules a double paroi, microcapsules preparees par ce procede et leur utilisation
US9714396B2 (en) 2014-10-16 2017-07-25 Encapsys Llc Controlled release dual walled microcapsules
US9714397B2 (en) 2014-10-16 2017-07-25 Encapsys Llc Controlled release microcapsules
US10485739B2 (en) 2014-10-16 2019-11-26 Encapsys Llc High strength microcapsules
BR112017010213A2 (pt) 2014-11-24 2018-02-06 Firmenich & Cie microcápsulas que contêm um polímero fotoinstável gerador de gás e usos das mesmas
WO2016091699A1 (en) 2014-12-08 2016-06-16 Firmenich Sa Aliphatic nitrile with rosy odor
EP3230382B1 (en) 2014-12-10 2018-10-24 Firmenich SA Polysiloxanes as fragrance delivery systems in fine perfumery
CN107206343B (zh) 2015-02-06 2021-02-05 弗门尼舍有限公司 赋予强烈香草气味香调的微胶囊
WO2016169802A1 (en) 2015-04-23 2016-10-27 Firmenich Sa Osmanthus odorant
CN107849488B (zh) 2015-07-14 2021-04-13 弗门尼舍有限公司 具有铃兰气味的化合物
BR112018004991B1 (pt) 2015-09-16 2021-06-22 Firmenich S.A. Ingrediente aromatizante de lírio verde do vale
MX2018003069A (es) 2015-10-01 2018-05-07 Firmenich & Cie Odorizante de vetiver.
MX2018009997A (es) 2016-02-18 2019-02-07 Int Flavors & Fragrances Inc Composiciones de cápsulas de poliurea.
JP7044720B2 (ja) 2016-06-22 2022-03-30 フイルメニツヒ ソシエテ アノニム 力強いウッディでパウダリーな匂い物質
WO2018050658A1 (en) 2016-09-16 2018-03-22 Firmenich Sa Perfuming composition
EP3512625B1 (en) 2016-09-16 2023-04-26 International Flavors & Fragrances Inc. Microcapsule compositions stabilized with viscosity control agents
WO2018050655A1 (en) 2016-09-16 2018-03-22 Firmenich Sa Perfuming composition
US20180085291A1 (en) 2016-09-28 2018-03-29 International Flavors & Fragrances Inc. Microcapsule compositions containing amino silicone
WO2018114844A1 (en) 2016-12-21 2018-06-28 Firmenich Sa Lily of the valley odorant
US10526562B2 (en) 2017-01-18 2020-01-07 Firmenich Sa Composition having a muguet odor
CN116768708A (zh) 2017-01-18 2023-09-19 弗门尼舍有限公司 具有铃兰气味的组合物
JP7123946B2 (ja) 2017-01-23 2022-08-23 フイルメニツヒ ソシエテ アノニム 開裂可能な界面活性剤
EP3596036B1 (en) 2017-03-15 2022-02-09 Firmenich SA Cyclohexene derivatives as perfuming ingredients
CN110461808B (zh) 2017-04-04 2023-05-26 弗门尼舍有限公司 香根草气味剂
ES2871912T3 (es) 2017-04-04 2021-11-02 Firmenich & Cie Odorante de vetiver
WO2018192923A1 (en) 2017-04-18 2018-10-25 Firmenich Sa Alpha alkylation of aldehyde with a polycyclic olefin
US11319272B2 (en) 2017-04-18 2022-05-03 Firmenich Sa Alpha alkylation of aldehyde with a polycyclic olefin
IL271134B2 (en) 2017-07-14 2023-09-01 Firmenich & Cie A preparation and its uses for flavor or perfume
WO2019015974A1 (en) 2017-07-18 2019-01-24 Firmenich Sa ODORING SUBSTANCE OF CYCLAMEN TYPE
ES2887600T3 (es) 2017-11-28 2021-12-23 Firmenich & Cie Ambar odorante
WO2019141761A1 (en) 2018-01-19 2019-07-25 Firmenich Sa Lily of the valley odorant
MX2020009660A (es) 2018-06-21 2020-10-08 Firmenich & Cie Compuestos para proporcionar un olor a fresa de larga duracion.
ES2930414T3 (es) 2018-06-26 2022-12-12 Firmenich & Cie Derivados del ciclohexeno propanal como ingredientes perfumantes
EP3775119B1 (en) 2018-10-15 2022-04-27 Firmenich SA Cyclopentanone compounds
WO2020078909A1 (en) 2018-10-16 2020-04-23 Firmenich Sa Cyclopropyl ring opening by alpha alkylation of an aldehyde with a polycyclic olefin
WO2020131890A1 (en) 2018-12-18 2020-06-25 International Flavors & Fragrances Inc. Microcapsule compositions
JP2022535310A (ja) 2019-05-27 2022-08-08 フイルメニツヒ ソシエテ アノニム アンバーのにおい物質
EP3930460A1 (en) 2019-05-31 2022-01-05 Firmenich SA Arthropod control compositions
CN113873884B (zh) 2019-05-31 2024-06-14 弗门尼舍有限公司 节肢动物防治组合物
US20240059640A1 (en) 2019-12-03 2024-02-22 Firmenich Sa Enol Ether Properfume
WO2021122997A1 (en) 2019-12-19 2021-06-24 Firmenich Sa Compounds for providing a long-lasting floral and fruity odor
JP2023506370A (ja) 2019-12-20 2023-02-16 フイルメニツヒ ソシエテ アノニム 香料前駆体組成物
IL293601B2 (en) 2019-12-20 2024-07-01 Firmenich & Cie Powdery microcycles with a musk scent
EP4048766B1 (en) 2020-01-24 2023-10-25 Firmenich SA Green odorant
CN115210211A (zh) 2020-04-14 2022-10-18 弗门尼舍有限公司 铃兰气味剂
EP4085052B1 (en) 2020-04-14 2024-04-24 Firmenich SA Compounds for providing a long-lasting odor
WO2021209393A1 (en) 2020-04-14 2021-10-21 Firmenich Sa Odorant compound
WO2021250164A1 (en) 2020-06-12 2021-12-16 Firmenich Sa Enol ether properfume
US20230247992A1 (en) 2020-07-15 2023-08-10 Firmenich Sa Arthropod control composition
EP4196564A1 (en) 2020-09-24 2023-06-21 Firmenich SA Consumer products containing pro-fragrances
CN116018124A (zh) 2020-10-23 2023-04-25 弗门尼舍有限公司 限制或消除汗臭味感知的组合物
CN116528811A (zh) 2020-12-03 2023-08-01 弗门尼舍有限公司 干洗香波组合物
EP4016534A1 (en) 2020-12-21 2022-06-22 Firmenich SA Computer-implemented methods for training a neural network device and corresponding methods for generating a fragrance or flavor compositions
US20240185962A1 (en) 2021-04-29 2024-06-06 Firmenich Sa Aqueous composition sensorial impact determination method, aqueous composition ingredient quantity determination method and corresponding systems
EP4312962A1 (en) 2021-05-20 2024-02-07 Firmenich SA Powdery, musky odorant macrocycles
WO2023275056A1 (en) 2021-06-28 2023-01-05 Firmenich Sa Textile articles for tumble-drying
IL311478A (en) 2021-10-18 2024-05-01 Firmenich & Cie A method for building a database of chemical compounds, methods for predicting and compounding preparations, and fragrances with a moisturizing effect produced
IL313051A (en) 2021-12-14 2024-07-01 Firmenich & Cie Ether enol as a fragrance enhancer
WO2023247298A1 (en) 2022-06-21 2023-12-28 Firmenich Sa Compositions for preventing, reducing, or ameliorating malodorous aldehydes and ketones, and uses thereof
WO2023247604A1 (en) 2022-06-22 2023-12-28 Firmenich Sa Methods for enhancing mental performance and compositions for use therein
WO2023247599A1 (en) 2022-06-22 2023-12-28 Firmenich Sa Fragrance compositions having long-lasting trail performance
WO2024046769A1 (en) 2022-08-31 2024-03-07 Firmenich Sa Fragrance compositions containing 1,3-butanediol
WO2024046768A1 (en) 2022-08-31 2024-03-07 Firmenich Sa Fragrance compositions containing 2,3-butanediol and/or 1,3-butanediol
WO2024074323A1 (en) 2022-10-07 2024-04-11 Firmenich Sa Stabilized fragrance compositions and uses thereof
EP4386766A1 (en) 2022-12-16 2024-06-19 Firmenich SA Method and system for predicting a stability value for a determined fragrance in a determined fragrance base

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2797201A (en) * 1953-05-11 1957-06-25 Standard Oil Co Process of producing hollow particles and resulting product
US3016308A (en) * 1957-08-06 1962-01-09 Moore Business Forms Inc Recording paper coated with microscopic capsules of coloring material, capsules and method of making
US3137631A (en) * 1959-12-01 1964-06-16 Faberge Inc Encapsulation in natural products
NL134885C (da) * 1961-03-13 1900-01-01
US3251386A (en) * 1963-04-08 1966-05-17 Ready Ind Inc Filler valve assembly
CH490889A (de) * 1965-08-02 1970-05-31 Ciba Geigy Verfahren zur Einkapselung von in einer Flüssigkeit fein verteilter Substanz
US3418656A (en) * 1965-10-23 1968-12-24 Us Plywood Champ Papers Inc Microcapsules, process for their formation and transfer sheet record material coated therewith
US3516941A (en) * 1966-07-25 1970-06-23 Minnesota Mining & Mfg Microcapsules and process of making
US3886084A (en) * 1966-09-29 1975-05-27 Champion Int Corp Microencapsulation system
US3607775A (en) * 1968-01-29 1971-09-21 Ncr Co Process for encapsulating minute particles by use of autogenously polymerizable capsule wall material
JPS5212150B1 (da) * 1968-06-04 1977-04-05
US3993831A (en) * 1968-12-17 1976-11-23 Champion International Corporation Microcapsules, process for their formation and transfer sheet record material coated therewith
US3585149A (en) 1968-12-23 1971-06-15 Us Plywood Champ Papers Inc Microcapsular opacifier system
US3516846A (en) * 1969-11-18 1970-06-23 Minnesota Mining & Mfg Microcapsule-containing paper
CH540715A (de) * 1970-05-26 1973-10-15 Ciba Geigy Ag Verfahren zur Einkapselung von in einer Flüssigkeit fein verteilter Substanz
US4000345A (en) * 1970-07-17 1976-12-28 Champion International Corporation Substrate having coating thereon comprising microcapsular opacifying agents, and method of preparing same
US3779941A (en) * 1970-07-17 1973-12-18 Champion Int Corp Water-resistant microcapsular opacifier system and products
US3686015A (en) 1970-07-17 1972-08-22 Us Plywood Champ Papers Inc Pressure sensitive record system
US4001140A (en) * 1974-07-10 1977-01-04 Ncr Corporation Capsule manufacture
CA1052195A (en) 1974-09-12 1979-04-10 Moore Business Forms Production of dual walled microcapsules by reducing ph to polymerize aminoaldehyde precondensate
US4089302A (en) * 1975-05-16 1978-05-16 Remeha Fabrieken Br - The Netherlands Cast metal heat exchanger, as well as mould therefor
GB1507739A (en) * 1975-11-26 1978-04-19 Wiggins Teape Ltd Capsules
GB1524307A (en) * 1976-06-16 1978-09-13 Monsanto Europe Sa Encapsulation process
US4100103A (en) 1976-12-30 1978-07-11 Ncr Corporation Capsule manufacture
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
JPS6049019B2 (ja) * 1977-12-20 1985-10-30 富士写真フイルム株式会社 微小カプセルの製造方法
JPS54107881A (en) * 1978-02-14 1979-08-24 Fuji Photo Film Co Ltd Preparation of minute capsule
JPS6023859B2 (ja) 1978-11-14 1985-06-10 神崎製紙株式会社 マイクロカプセルの製造方法
DE3008658A1 (de) 1979-03-09 1980-09-11 Fuji Photo Film Co Ltd Verfahren zur herstellung von mikrokapseln

Also Published As

Publication number Publication date
CA1153635A (en) 1983-09-13
IT1200580B (it) 1989-01-27
FR2479835B1 (da) 1983-06-10
ES8202491A1 (es) 1982-02-01
GR75211B (da) 1984-07-13
SE8102051L (sv) 1981-10-09
AT382796B (de) 1987-04-10
NZ196601A (en) 1982-12-21
FI71235B (fi) 1986-09-09
ZA811973B (en) 1982-04-28
HK68284A (en) 1984-09-07
JPH0347139B2 (da) 1991-07-18
US4396670A (en) 1983-08-02
NO811164L (no) 1981-10-09
DE3114035A1 (de) 1982-02-11
PT72791B (en) 1982-07-26
NL8101684A (nl) 1981-11-02
ATA159381A (de) 1986-09-15
DE3114035C2 (da) 1988-03-31
AU539624B2 (en) 1984-10-11
BE888297A (fr) 1981-07-31
AU6869381A (en) 1981-10-15
CH649228A5 (de) 1985-05-15
FR2479835A1 (fr) 1981-10-09
FI811041L (fi) 1981-10-09
SE454651B (sv) 1988-05-24
PT72791A (en) 1981-05-01
IT8120947A0 (it) 1981-04-06
BR8102014A (pt) 1981-10-13
ES501139A0 (es) 1982-02-01
FI71235C (fi) 1986-12-19
DE3114035C3 (da) 1993-05-13
JPS56155636A (en) 1981-12-01
DK156781A (da) 1981-10-09

Similar Documents

Publication Publication Date Title
LU83287A1 (fr) Procede de production de microcapsules
FI64898B (fi) Foerfarande foer inkapsling av finfoerdelat material och anvaendning av de medelst foerfarandet erhaollna mikrokapslarna
US4409156A (en) Process for producing microcapsules
US4450123A (en) Process for producing microcapsules
EP0227562B1 (fr) Procédé de microencapsulation par polyaddition interfaciale
FR2501060A1 (fr) Procede pour produire une microcapsule
CH382771A (fr) Procédé de fabrication de capsules contenant un liquide non miscible à l'eau
FR2699833A1 (fr) Procédé de production d'adhésif microencapsulé, adhésif microencapsulé ainsi produit et article timbre et enveloppe le comportant.
GB2073132A (en) Production of Microcapsules
FR2706784A1 (da)
EP0278878B1 (fr) Procédé amélioré de microencapsulation par polyaddition interfaciale
JPH01210030A (ja) マイクロカプセルの製造方法
EP0059949B2 (fr) Procédé d'obtention de microcapsules isodiamétrales à diamètre réglé
FR2543019A1 (fr) Procede pour la production de microcapsules
CH496472A (fr) Procédé de préparation de petites capsules polymères
FR2495956A1 (fr) Procede de production de microcapsules, produit obtenu et son application a la realisation de feuille a copier
FR2462932A1 (fr) Microcapsules et leur procede de preparation
FR2598121A1 (fr) Solvant pour matiere precurseur de colorant chromogene pour une feuille de papier d'enregistrement sensible a la pression et feuille de papier d'enregistrement sensible a la pression preparee avec le solvant
EP0674942A1 (fr) Procédé de production de microcapsules à fort tau d'extrait sec contenant liquide hydrophobe, microcapsules obtenues par ledit procédé et procédé d'obtention d'un papier sensible à la pression à l'aide de ces microcapsules
US4337169A (en) Process for producing microcapsules
BE829482R (fr) Procede pour produire des microcapsules et microcapsules ainsi obtenues
EP0463926B1 (fr) Procédé perfectionné pour la fabrication de microcapsules contenant des liquides hydrophobes, microcapsules et leur utilisation dans les papiers autocopiants
JPH0659402B2 (ja) マイクロカプセルの製造方法
US4333849A (en) Encapsulation process
FR2530190A1 (fr) Papier pour copie sensible a la pression du type " transfert sur papier ordinaire "