ES2002334A6 - Procedimiento continio para la obtencion de microcapsulas con paredes constituidas por condensados de melamina-formaldehipo en dispersio acuosa - Google Patents

Procedimiento continio para la obtencion de microcapsulas con paredes constituidas por condensados de melamina-formaldehipo en dispersio acuosa

Info

Publication number
ES2002334A6
ES2002334A6 ES8601861A ES8601861A ES2002334A6 ES 2002334 A6 ES2002334 A6 ES 2002334A6 ES 8601861 A ES8601861 A ES 8601861A ES 8601861 A ES8601861 A ES 8601861A ES 2002334 A6 ES2002334 A6 ES 2002334A6
Authority
ES
Spain
Prior art keywords
water
precondensate
soluble
hydrophobic material
melamine
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
ES8601861A
Other languages
English (en)
Inventor
Wolfgang Sliwka
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.)
BASF SE
Original Assignee
BASF SE
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=6280999&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2002334(A6) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF SE filed Critical BASF SE
Publication of ES2002334A6 publication Critical patent/ES2002334A6/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • Y10T428/29—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)

Abstract

PROCEDIMIENTO CONTINUO PARA LA OBTENCION DE MICROCAPSULAS CON PAREDES CONSTITUIDAS POR CONDENSADOS DE MELAMINA-FORMALDEHIDO EN DISPERSION ACUOSA, A PARTIR DE PRECONDENSADOS CORRESPONDIENTES DE MELAMINA-FORMALDEHIDO EN PRESENCIA DE POLIMEROS SUPERIORES SOLUBLES EN AGUA QUE CONTIENEN GRUPOS FUERTEMENTE ACIDOS, CARACTERIZADO PORQUE LOS PRECONDENSADOS SOLUBLES EN AGUA SE CONTINUAN CONDENSANDO HASTA QUE COMIENCE A ENTURBIARSE LA SOLUCION, A CONTINUACION SE DISPERSA EN LA DISPERSION FORMADA EL MATERIAL A SER ENCAPSULADO EN PRESENCIA DEL POLIMERO SUPERIOR SOLUBLE EN AGUA QUE CONTIENE GRUPOS FUERTEMENTE ACIDOS Y, A CONTINUACION, SE TERMINA DE CONDENSAR EL MATERIAL DE LA PARED DE LAS MICROCAPSULAS FORMADAS EN ESTE CASO.
ES8601861A 1985-09-14 1986-09-12 Procedimiento continio para la obtencion de microcapsulas con paredes constituidas por condensados de melamina-formaldehipo en dispersio acuosa Expired ES2002334A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853532878 DE3532878A1 (de) 1985-09-14 1985-09-14 Kontinuierliches verfahren zur herstellung von mikrokapseln mit waenden aus melamin-formaldehydkondensaten in waessriger dispersion

Publications (1)

Publication Number Publication Date
ES2002334A6 true ES2002334A6 (es) 1988-08-01

Family

ID=6280999

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8601861A Expired ES2002334A6 (es) 1985-09-14 1986-09-12 Procedimiento continio para la obtencion de microcapsulas con paredes constituidas por condensados de melamina-formaldehipo en dispersio acuosa

Country Status (6)

Country Link
US (1) US4898696A (es)
EP (1) EP0218887B2 (es)
JP (1) JP2545370B2 (es)
DE (2) DE3532878A1 (es)
ES (1) ES2002334A6 (es)
FI (1) FI88465C (es)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2017536T5 (es) * 1987-12-21 1995-08-01 Koehler August Papierfab Procedimiento para la fabricacion de microcapsulas, microcapsulas obtenidas y su utilizacion.
DE3743427C1 (en) * 1987-12-21 1989-02-09 Koehler August Papierfab Process for the microencapsulation of hydrophobic oils, the microcapsules obtainable thereby and their use
DE3929052A1 (de) * 1989-09-01 1991-03-07 Basf Ag Verfahren zur herstellung von kugelfoermigen, harten mono- oder oligodispersen teilchen aus melaminharz
US5462915A (en) * 1989-09-28 1995-10-31 Sandoz Ltd. Process for producing microcapsules
JPH05346659A (ja) * 1992-06-15 1993-12-27 Brother Ind Ltd 画像記録装置
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
US5585438A (en) * 1995-08-29 1996-12-17 Esu; Charles S. Remeltable thermoset resin
US5795507A (en) * 1996-06-24 1998-08-18 Melamine Chemicals, Inc. Preparation of pigmented melamine-formaldehyde polymer beads
US5945126A (en) * 1997-02-13 1999-08-31 Oakwood Laboratories L.L.C. Continuous microsphere process
DE19833347A1 (de) 1998-07-24 2000-01-27 Basf Ag Formaldehydarme Dispersion von Mikrokapseln aus Melamin-Formaldehyd-Harzen
US6270802B1 (en) 1998-10-28 2001-08-07 Oakwood Laboratories L.L.C. Method and apparatus for formulating microspheres and microcapsules
DE10000223A1 (de) * 2000-01-05 2001-07-12 Basf Ag Mikrokapselzubereitungen und Mikrokapseln enthaltende Wasch- und Reinigungsmittel
DE10000621A1 (de) 2000-01-10 2001-07-12 Basf Ag Niedrigviskose, formaldehydreduzierte Dispersionen von Mikrokapseln aus Melamin-Formaldehyd-Harzen
DE10049777A1 (de) * 2000-10-09 2002-04-18 Fraunhofer Ges Forschung Mit einem Aminoplast mikroverkapselte Feststoffe und Verfahren zu deren Herstellung
ATE322944T1 (de) 2001-04-25 2006-04-15 Verfahren zur herstellung von mikrokapseln mit einem wasserlösliche substanzen enthaltenden kapselkern
EP1438126B1 (en) * 2001-10-25 2012-07-04 Basf Se Process for the preparation of microcapsules
ES2637013T3 (es) * 2006-12-06 2017-10-10 Basf Se Dispersiones reducidas en formaldehído de microcápsulas de resinas de melamina-formaldehído
DE202007010668U1 (de) 2007-07-30 2008-12-18 Follmann & Co. Gesellschaft Für Chemie-Werkstoffe Und -Verfahrenstechnik Mbh & Co. Kg Verbesserte Mikrokapseln
DE102009012455A1 (de) 2009-03-12 2010-09-23 Follmann & Co. Gesellschaft Für Chemie-Werkstoffe Und -Verfahrenstechnik Mbh & Co. Kg Verbesserte Mikrokapseln und ihre Herstellung
AR079413A1 (es) 2009-10-07 2012-01-25 Basf Se Uso de particulas polimericas que comprenden insecticida para mejorar la movilidad en el suelo de insecticidas, formulaciones insecticidas, particulas polimericas que comprenden insecticida, y metodos para controlar plagas
EP2364773A1 (de) 2010-03-12 2011-09-14 Follmann & Co. Gesellschaft für Chemie-Werkstoffe und -Verfahrenstechnik mbH & Co. KG Verbesserte Mikrokapseln und ihre Herstellung
WO2012074588A2 (en) 2010-08-30 2012-06-07 President And Fellows Of Harvard College Shear controlled release for stenotic lesions and thrombolytic therapies
PL2732803T3 (pl) 2012-11-19 2018-10-31 Follmann Gmbh & Co. Kg Termicznie otwierające się stabilne mikrokapsułki z rdzeniem/powłoką
BR112015020882B1 (pt) 2013-03-26 2020-10-06 Basf Se Microcápsulas, métodos de preparação de microcápsulas e de controle do crescimento de vegetais e composição
WO2015197757A1 (en) 2014-06-27 2015-12-30 Firmenich Sa Hybrid perfume microcapsules
US10174275B2 (en) 2015-01-30 2019-01-08 Follmann Gmbh & Co. Kg Thermally opening stable core/shell microcapsules
CA2995644C (en) 2015-09-03 2023-10-03 BASF Agro B.V. Microparticle compositions comprising saflufenacil
EP3365102B1 (en) 2015-10-22 2019-12-11 Basf Se A process for preparing an aqueous dispersion of microparticles
WO2017125290A1 (en) 2016-01-22 2017-07-27 Basf Se Dispersant composition
CN108699375A (zh) 2016-01-22 2018-10-23 巴斯夫欧洲公司 用于销售点使用的通用颜料制剂
EP3196195A1 (en) 2016-01-22 2017-07-26 Basf Se Melamine-polyethers as dispersants in non-aqueous, liquid pigment compositions
WO2017198588A1 (en) 2016-05-18 2017-11-23 Basf Se Capsules comprising benzylpropargylethers for use as nitrification inhibitors
WO2018130589A1 (en) 2017-01-10 2018-07-19 BASF Agro B.V. Microcapsules comprising cinmethylin in the core and a polyurea derived from diphenylmethane diisocyanate or an oligomer thereof
WO2018193083A1 (en) 2017-04-21 2018-10-25 Basf Colors & Effects Gmbh Process for preparing an aqueous dispersion of pigment containing particles
AU2019363282A1 (en) 2018-10-18 2021-05-13 Basf Se Microparticle composition comprising an organic IR absorbing pigment
AU2020287239A1 (en) 2019-06-07 2022-01-06 BASF Agro B.V. Microparticle compositions comprising saflufenacil
EP4008185A1 (en) 2020-12-03 2022-06-08 BASF Agro B.V. Herbicidal composition comprising a saflufenacil microparticles
EP4011205A1 (en) 2020-12-08 2022-06-15 Basf Se Microparticle compositions comprising trifludimoxazin
EP4011208A1 (en) 2020-12-08 2022-06-15 BASF Corporation Microparticle compositions comprising fluopyram

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1148635A (en) * 1966-02-04 1969-04-16 Wallace & Tiernan Inc Encapsulating liquids or solids
US3993831A (en) * 1968-12-17 1976-11-23 Champion International Corporation Microcapsules, process for their formation and transfer sheet record material coated therewith
US3824114A (en) * 1971-05-12 1974-07-16 Champion Int Corp Method of applying graft copolymer to cellulosic substrate and resultant article
GB1398044A (en) * 1972-07-05 1975-06-18 Ncr Co Continuous encapsulation process
JPS5526905A (en) * 1978-08-12 1980-02-26 Onishi Tetsuo Hair used both as bed or cart* etc* for patient or combination mechanism of wheelchair* etc*
DE2909906A1 (de) * 1979-03-14 1980-10-02 Bayer Ag Verfahren zur kontinuierlichen herstellung von mikrokapseln
DE2940786A1 (de) * 1979-10-08 1981-04-16 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von mikrokapseln
NZ196601A (en) * 1980-04-08 1982-12-21 Wiggins Teape Group Ltd Production of microcapsules
US4454083A (en) * 1981-12-21 1984-06-12 Appleton Papers Inc. Continuous microencapsulation

Also Published As

Publication number Publication date
EP0218887B2 (de) 1993-04-21
FI88465C (fi) 1993-05-25
DE3532878A1 (de) 1987-03-26
JPS6268539A (ja) 1987-03-28
DE3668420D1 (de) 1990-03-01
JP2545370B2 (ja) 1996-10-16
EP0218887A3 (en) 1987-05-06
FI88465B (fi) 1993-02-15
EP0218887A2 (de) 1987-04-22
US4898696A (en) 1990-02-06
EP0218887B1 (de) 1990-01-24
FI863681A (fi) 1987-03-15
FI863681A0 (fi) 1986-09-11

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Legal Events

Date Code Title Description
SA6 Expiration date (snapshot 920101)

Free format text: 2006-09-12

FD1A Patent lapsed

Effective date: 20060913