ZA854399B - High concentration encapsulation by interfacial polycondensation - Google Patents

High concentration encapsulation by interfacial polycondensation

Info

Publication number
ZA854399B
ZA854399B ZA854399A ZA854399A ZA854399B ZA 854399 B ZA854399 B ZA 854399B ZA 854399 A ZA854399 A ZA 854399A ZA 854399 A ZA854399 A ZA 854399A ZA 854399 B ZA854399 B ZA 854399B
Authority
ZA
South Africa
Prior art keywords
shell wall
wall component
oil
water emulsion
water
Prior art date
Application number
ZA854399A
Other languages
English (en)
Inventor
George Bernard Beestman
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Publication of ZA854399B publication Critical patent/ZA854399B/xx

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
    • B01J13/16—Interfacial polymerisation
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/26—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
    • A01N25/28—Microcapsules or nanocapsules
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Dentistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Agronomy & Crop Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
ZA854399A 1984-06-12 1985-06-11 High concentration encapsulation by interfacial polycondensation ZA854399B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/619,752 US4640709A (en) 1984-06-12 1984-06-12 High concentration encapsulation by interfacial polycondensation
CN85103801A CN85103801B (zh) 1984-06-12 1985-05-14 经界面缩聚作用产生高浓度胶囊化的方法

Publications (1)

Publication Number Publication Date
ZA854399B true ZA854399B (en) 1986-03-26

Family

ID=76224753

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA854399A ZA854399B (en) 1984-06-12 1985-06-11 High concentration encapsulation by interfacial polycondensation

Country Status (7)

Country Link
US (1) US4640709A (de)
EP (1) EP0165227B1 (de)
CN (2) CN85102011A (de)
AT (1) ATE36469T1 (de)
CA (1) CA1235341A (de)
DE (1) DE3564383D1 (de)
ZA (1) ZA854399B (de)

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US4727011A (en) * 1986-10-16 1988-02-23 Xerox Corporation Processes for encapsulated toner compositions with interfacial/free-radical polymerization
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US4915947A (en) * 1986-11-07 1990-04-10 Pennwalt Corporation Microencapsulated fungicide
ATE77917T1 (de) * 1987-03-06 1992-07-15 Ciba Geigy Ag Herbizide zusammensetzungen.
US6056992A (en) * 1988-06-02 2000-05-02 Campbell Soup Company Encapsulated additives
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US5461027A (en) * 1989-01-24 1995-10-24 Griffin Corporation Microencapsulated pendimethalin and method of making and using same
US5049182A (en) * 1989-02-03 1991-09-17 Ici Americas Inc. Single-package agricultural formulations combining immediate and time-delayed delivery
US4975224A (en) * 1989-03-13 1990-12-04 Pringle Thomas G Process for encapsulation of oily liquid waste materials
DE3918141C2 (de) * 1989-05-31 1998-04-09 Eastman Kodak Co Mikrokapseln mit einer polymeren Kapselwand
ATE177286T1 (de) * 1991-02-06 1999-03-15 Zeneca Inc Mikroverkapselte herbizide zusammensetzung
EP0551796B1 (de) * 1992-01-03 1997-08-13 Novartis AG Suspension von Mikrokapseln und Verfahren zu ihrer Herstellung
US5223247A (en) * 1992-01-15 1993-06-29 Isp Investments Inc. Hair spra composition containing water soluble alkylated PVP copolymers as hair fixative therein
JPH08504206A (ja) * 1992-12-04 1996-05-07 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー 農業化学品のマイクロカプセル配合物
IL108835A (en) * 1994-03-03 1997-08-14 Ben Researchiversity Of The Ne Microencapsulated composition containing chlorpyrifos or endosulfan
DE4434638A1 (de) * 1994-09-28 1996-04-04 Hoechst Schering Agrevo Gmbh Mikroverkapselte Pflanzenschutzmittel, ein Verfahren zu ihrer Herstellung sowie ihre Verwendung
US5705174A (en) * 1995-06-07 1998-01-06 American Cyanamid Company Process for the preparation of microcapsule compositions
WO1997022249A1 (en) * 1995-12-21 1997-06-26 Basf Corporation Enhancing the rate of seed germination with application of ethylene biosynthesis inhibitors
AU1373797A (en) * 1995-12-21 1997-07-17 Basf Corporation Low rate application of inhibitors of ethylene biosynthesis or action
DK1028627T3 (da) * 1995-12-21 2002-07-08 Basf Corp Aminoethoxyvinylglycin i kombination med mepiquatchlorid
US5861360A (en) * 1995-12-21 1999-01-19 Basf Corporation Encapsulated plant growth regulator formulations and applications
AU5727498A (en) 1996-12-20 1998-07-17 Basf Corporation Plant growth regulators in pyrrolidone solvents
IL120802A (en) * 1997-05-08 2000-10-31 Univ Ben Gurion Process for encapsulating laygon
WO1999000013A2 (en) 1997-06-30 1999-01-07 Monsanto Company Microparticles containing agricultural active ingredients
CA2311194A1 (en) * 2000-06-12 2001-12-12 Anna Shulkin Encapsulation process using anhydride moieties
DE10031132A1 (de) * 2000-06-30 2002-01-17 Henkel Kgaa Verfahren zur Herstellung aktivstoffhaltiger Kapseln mit ultradünner Wandschicht
US20040013738A1 (en) * 2000-08-02 2004-01-22 Andreas Voigt Encapsulation of liquid template particles
US6992047B2 (en) * 2001-04-11 2006-01-31 Monsanto Technology Llc Method of microencapsulating an agricultural active having a high melting point and uses for such materials
EP1569513A1 (de) * 2002-12-13 2005-09-07 Monsanto Technology LLC Microkapseln mit aminangepasstenfreisetzungsraten
MXPA06001476A (es) * 2003-08-07 2006-05-15 Procter & Gamble Emulsiones concentradas de aceite en agua.
EP1656097A1 (de) * 2003-08-07 2006-05-17 The Procter & Gamble Company Ölemulsionen
EP1682078A1 (de) * 2003-08-07 2006-07-26 The Procter & Gamble Company Körperpflegezusammensetzungen
ATE391484T1 (de) * 2003-08-07 2008-04-15 Procter & Gamble Emulsionen mit einer konzentrierten inneren ölphase
BRPI0512102A (pt) * 2004-06-14 2008-02-06 Monsanto Technology Llc microcápsulas tendo liberação ativada de material de núcleo dentro delas
US20060010004A1 (en) * 2004-07-09 2006-01-12 Deckner George E Method for providing customized products
BRPI0610313A2 (pt) * 2005-05-19 2010-06-15 Procter & Gamble encapsulação de óleo
CN1298420C (zh) * 2005-08-02 2007-02-07 天津大学 聚脲－脲醛树脂双层微胶囊的制备方法
BRPI1011542B1 (pt) * 2009-02-13 2020-12-01 Monsanto Technology Llc herbicida de acetamida microencapsulada particulada e mistura aquosa o compreendendo, bem como método para controlar ervas daninhas em um campo de plantas de colheita
US9006145B2 (en) * 2009-04-30 2015-04-14 Victor Casaña Giner Agrochemical formulations of microcapsules for compounds containing carboxamide groups
EP2295044A1 (de) * 2009-09-15 2011-03-16 Bayer Technology Services GmbH Verkapselung unter Verwendung von wachsartigen Substanzen
US9816059B2 (en) 2009-09-18 2017-11-14 International Flavors & Fragrances Stabilized capsule compositions
US11311467B2 (en) 2009-09-18 2022-04-26 International Flavors & Fragrances Inc. Polyurea capsules prepared with a polyisocyanate and cross-linking agent
CN102120167B (zh) 2009-09-18 2014-10-29 国际香料和香精公司 胶囊封装的活性材料
US10085925B2 (en) 2009-09-18 2018-10-02 International Flavors & Fragrances Inc. Polyurea capsule compositions
US10226405B2 (en) 2009-09-18 2019-03-12 International Flavors & Fragrances Inc. Purified polyurea capsules, methods of preparation, and products containing the same
US9687424B2 (en) 2009-09-18 2017-06-27 International Flavors & Fragrances Polyurea capsules prepared with aliphatic isocyanates and amines
CA2806388C (en) 2010-08-18 2019-04-02 Monsanto Technology Llc Early applications of encapsulated acetamides for reduced injury in crops
CN102630686A (zh) * 2012-04-11 2012-08-15 苏州佳辉化工有限公司 一种含野麦畏的微胶囊悬浮剂及其制备方法
EP2931223A1 (de) * 2012-12-11 2015-10-21 Colgate-Palmolive Company Deodorant mit alkyliertem polyvinylpyrrolidon
BR112016003137B1 (pt) 2013-08-15 2020-10-27 International Flavors & Fragrances Inc composição de cápsula de poliureia, método para preparação de uma composição de cápsula de poliureia e, produto de consumidor
CN115399322A (zh) 2014-01-27 2022-11-29 孟山都技术公司 水性除草浓缩物
WO2015168593A1 (en) * 2014-05-02 2015-11-05 Dow Agrosciences Llc Microencapsulated nitrification inhibitor composition
CN105660690B (zh) * 2016-01-06 2018-07-06 中农立华生物科技股份有限公司 一种噻唑磷微囊悬浮剂及其制备方法
CN108697591B (zh) 2016-02-18 2022-06-17 国际香料和香精公司 聚脲胶囊组合物
WO2018231913A1 (en) 2017-06-13 2018-12-20 Monsanto Technology Llc Microencapsulated herbicides
CN108219641B (zh) 2018-01-03 2019-08-20 华南理工大学 一种木质素磺酸盐分散自愈合聚脲涂料及其制备方法和涂层与应用
MX2021006873A (es) * 2018-12-19 2021-07-02 Firmenich & Cie Proceso para la preparacion de microcapsulas de poliamida.
CN113573584A (zh) 2019-01-30 2021-10-29 孟山都技术有限公司 微胶囊化乙酰胺除草剂
AU2022410212A1 (en) 2021-12-17 2024-06-13 Syngenta Crop Protection Ag Agrochemical compositions

Family Cites Families (14)

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Publication number Priority date Publication date Assignee Title
US3429827A (en) * 1962-11-23 1969-02-25 Moore Business Forms Inc Method of encapsulation
US3577515A (en) * 1963-12-13 1971-05-04 Pennwalt Corp Encapsulation by interfacial polycondensation
DE1570646C3 (de) * 1964-01-28 1973-09-20 Gaf Corp., New York, N.Y. (V.St.A.) Verfahren zur Herstellung alkylier ter polymerer N Vinyllactame und ihre Verwendung als Zusätze in Schmierölen
US3423381A (en) * 1964-04-08 1969-01-21 Gaf Corp Simultaneous copolymerization and alkylation of heterocyclic n-vinyl monomers with alpha-olefins
JPS5212150B1 (de) * 1968-06-04 1977-04-05
JPS4945135B1 (de) * 1970-08-21 1974-12-02
US4285720A (en) * 1972-03-15 1981-08-25 Stauffer Chemical Company Encapsulation process and capsules produced thereby
DE2708977A1 (de) * 1977-03-02 1978-09-07 Basf Ag Fungizid
US4280833A (en) * 1979-03-26 1981-07-28 Monsanto Company Encapsulation by interfacial polycondensation, and aqueous herbicidal composition containing microcapsules produced thereby
US4497793A (en) * 1980-08-11 1985-02-05 Pennwalt Corporation Microencapsulated naturally occuring pyrethrins
JPS57179860A (en) * 1981-04-30 1982-11-05 Fuji Photo Film Co Ltd Capsulate toner
US4439581A (en) * 1981-09-03 1984-03-27 Kanzaki Paper Manufacturing Co., Ltd. Method for the production of microcapsules
DE3473987D1 (en) * 1983-07-22 1988-10-20 Stauffer Chemical Co Pesticide compositions
US4534783A (en) * 1984-01-03 1985-08-13 Monsanto Co. High concentration encapsulation of water soluble-materials

Also Published As

Publication number Publication date
CN85103801B (zh) 1988-12-07
EP0165227A3 (en) 1986-04-16
EP0165227B1 (de) 1988-08-17
DE3564383D1 (en) 1988-09-22
US4640709A (en) 1987-02-03
EP0165227A2 (de) 1985-12-18
CN85102011A (zh) 1987-01-10
CN85103801A (zh) 1986-11-12
CA1235341A (en) 1988-04-19
ATE36469T1 (de) 1988-09-15

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