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)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Pest Control & Pesticides (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Plant Pathology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Chemical Kinetics & Catalysis (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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DE3918141C2 (de) * 1989-05-31 1998-04-09 Eastman Kodak Co Mikrokapseln mit einer polymeren Kapselwand
DK0570382T3 (da) * 1991-02-06 1999-09-27 Zeneca Ag Products Inc Mikroindkapslet, herbicid sammensætning
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
WO1994013139A1 (en) * 1992-12-04 1994-06-23 E.I. Du Pont De Nemours And Company Microcapsule formulations of agricultural chemicals
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
AU1373797A (en) * 1995-12-21 1997-07-17 Basf Corporation Low rate application of inhibitors of ethylene biosynthesis or action
WO1997022249A1 (en) * 1995-12-21 1997-06-26 Basf Corporation Enhancing the rate of seed germination with application of ethylene biosynthesis inhibitors
CA2193714A1 (en) * 1995-12-21 1997-06-22 Wilhelm Rademacher Encapsulated plant growth regulator formulations and applications
WO1997022252A1 (en) * 1995-12-21 1997-06-26 Basf Corporation Aminoethoxyvinylglycine in combination with mepiquat chloride
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
DE69821940T2 (de) 1997-06-30 2005-03-17 Monsanto Technology Llc Landwirtschaftlich aktive inhaltsstoffe enthaltende mikropartikel
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
DE50103245D1 (de) * 2000-08-02 2004-09-16 Max Planck Gesellschaft Polyelektrolytkapselherstellung durch oberflächenpräzipitation
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
WO2004054362A1 (en) * 2002-12-13 2004-07-01 Monsanto Technology Llc Microcapsules with amine adjusted release rates
CN1832721A (zh) * 2003-08-07 2006-09-13 宝洁公司 浓缩的水包油乳液
EP1656099B1 (de) * 2003-08-07 2008-04-09 The Procter & Gamble Company Emulsionen mit einer konzentrierten inneren ölphase
WO2005016295A1 (en) * 2003-08-07 2005-02-24 The Procter & Gamble Company Personal care compositions
WO2005016292A1 (en) * 2003-08-07 2005-02-24 The Procter & Gamble Company Oil emulsions
WO2005122758A1 (en) * 2004-06-14 2005-12-29 Monsanto Technology Llc Microcapsules having activated release of core material therein
US20060010004A1 (en) * 2004-07-09 2006-01-12 Deckner George E Method for providing customized products
CN101175561A (zh) * 2005-05-19 2008-05-07 宝洁公司 胶囊包封化油
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
PL2395843T3 (pl) * 2009-02-13 2018-01-31 Monsanto Technology Llc Kapsułkowanie herbicydów do zmniejszenia uszkodzeń upraw
WO2010124705A1 (en) * 2009-04-30 2010-11-04 Gat Microencapsulation, Ag 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
US10085925B2 (en) 2009-09-18 2018-10-02 International Flavors & Fragrances Inc. Polyurea capsule compositions
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
WO2015023961A1 (en) 2013-08-15 2015-02-19 International Flavors & Fragrances Inc. Polyurea or polyurethane capsules
US11311467B2 (en) 2009-09-18 2022-04-26 International Flavors & Fragrances Inc. Polyurea capsules prepared with a polyisocyanate and cross-linking agent
US9816059B2 (en) 2009-09-18 2017-11-14 International Flavors & Fragrances Stabilized capsule compositions
US9687424B2 (en) 2009-09-18 2017-06-27 International Flavors & Fragrances Polyurea capsules prepared with aliphatic isocyanates and amines
US10226405B2 (en) 2009-09-18 2019-03-12 International Flavors & Fragrances Inc. Purified polyurea capsules, methods of preparation, and products containing the same
PL2605646T3 (pl) 2010-08-18 2017-01-31 Monsanto Technology Llc Wczesne zastosowanie kapsułkowych pochodnych acetamidu w celu zmniejszenia uszkodzeń upraw
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
US9707171B2 (en) * 2012-12-11 2017-07-18 Colgate-Palmolive Company Antiperspirant/deodorant with alkylated polyvinylpyrrolidone
MX383040B (es) 2014-01-27 2025-03-13 Monsanto Technology Llc Concentrados herbicidas acuosos.
RU2689542C2 (ru) * 2014-05-02 2019-05-28 ДАУ АГРОСАЙЕНСИЗ ЭлЭлСи Микроинкапсулированная композиция ингибитора нитрификации
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
MX2019015014A (es) 2017-06-13 2020-02-26 Monsanto Technology Llc Herbicidas microencapsulados.
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
US20220055006A1 (en) * 2018-12-19 2022-02-24 Firmenich Sa Process for preparing polyamide microcapsules
UA129154C2 (uk) 2019-01-30 2025-01-29 Монсанто Текнолоджі Ллс Мікрокапсульовані ацетамідні гербіциди
CN116113319A (zh) * 2020-12-21 2023-05-12 弗门尼舍有限公司 制备聚酯微胶囊的方法
CA3240910A1 (en) 2021-12-17 2023-06-22 Kingsley Horton Nelson Jr Agrochemical compositions
WO2025245057A1 (en) 2024-05-20 2025-11-27 Syngenta Crop Protection Ag Agrochemical compositions

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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
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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
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Also Published As

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

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