ATE213122T1 - Ph-empfindliche mikrokapseln. - Google Patents

Ph-empfindliche mikrokapseln.

Info

Publication number
ATE213122T1
ATE213122T1 AT97306164T AT97306164T ATE213122T1 AT E213122 T1 ATE213122 T1 AT E213122T1 AT 97306164 T AT97306164 T AT 97306164T AT 97306164 T AT97306164 T AT 97306164T AT E213122 T1 ATE213122 T1 AT E213122T1
Authority
AT
Austria
Prior art keywords
micro capsules
sensitive micro
methods
sensitive
immiscible
Prior art date
Application number
AT97306164T
Other languages
English (en)
Inventor
Robin William Dexter
Brian Eric Benoff
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 filed Critical
Application granted granted Critical
Publication of ATE213122T1 publication Critical patent/ATE213122T1/de

Links

Classifications

    • 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
    • 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
    • A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
    • A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
    • A01N33/18—Nitro compounds

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicinal Preparation (AREA)
AT97306164T 1996-08-15 1997-08-13 Ph-empfindliche mikrokapseln. ATE213122T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/702,088 US6022501A (en) 1996-08-15 1996-08-15 pH-sensitive microcapsules

Publications (1)

Publication Number Publication Date
ATE213122T1 true ATE213122T1 (de) 2002-02-15

Family

ID=24819823

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97306164T ATE213122T1 (de) 1996-08-15 1997-08-13 Ph-empfindliche mikrokapseln.

Country Status (8)

Country Link
US (2) US6022501A (de)
EP (1) EP0823993B1 (de)
JP (1) JP4565169B2 (de)
AT (1) ATE213122T1 (de)
DE (1) DE69710395T2 (de)
DK (1) DK0823993T3 (de)
ES (1) ES2172750T3 (de)
PT (1) PT823993E (de)

Families Citing this family (33)

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EP1100326B1 (de) * 1998-07-29 2003-04-23 Syngenta Limited Mikrokapseln mit von basen ausgelöste freisetzung
US6544540B2 (en) * 1998-07-29 2003-04-08 Syngenta Limited Base-triggered release microcapsules
EP1100327B1 (de) * 1998-07-30 2003-03-12 Syngenta Limited Mikrokapseln mit von säuren ausgelöste freisetzung
US6337130B1 (en) 1998-07-30 2002-01-08 Zeneca Limited Acid-triggered release microcapsules
BR9915072A (pt) * 1998-11-12 2001-07-17 Fmc Corp Processo de encapsulação de um agente quìmico, composição contendo um agente quìmico, e, suspensão em um solvente aquoso de uma composição
KR100854530B1 (ko) * 2000-06-05 2008-08-26 신젠타 리미티드 신규한 마이크로캡슐
US7053034B2 (en) * 2002-04-10 2006-05-30 Salvona, Llc Targeted controlled delivery compositions activated by changes in pH or salt concentration
WO2004089088A1 (en) * 2003-04-14 2004-10-21 Basf Aktiengesellschaft An aqueous, flowable concentrate composition of pendimethalin
JP2006255536A (ja) * 2005-03-15 2006-09-28 Trans Parent:Kk ｐＨ応答性マイクロカプセルの調製方法
US7790225B1 (en) * 2005-09-19 2010-09-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Coatings and methods for corrosion detection and/or reduction
US9227221B2 (en) * 2005-09-19 2016-01-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Hydrophilic-core microcapsules and their formation
AU2007233110B2 (en) 2006-03-30 2011-12-22 Exotech Bio Solutions Ltd. Polymeric materials as stomach filler and their preparation
ES2389224T3 (es) * 2006-09-18 2012-10-24 Aeci Limited Composición agrícola con indicadores de color de PH
US20110218123A1 (en) 2008-09-19 2011-09-08 President And Fellows Of Harvard College Creation of libraries of droplets and related species
EA018640B1 (ru) * 2008-10-14 2013-09-30 Басф Се Кристаллические комплексы пендиметалина и метазахлора
US9288979B2 (en) * 2010-02-03 2016-03-22 United Phosphorus Limited Microencapsulated pendimethalin comprising alkali or alkaline earth metal salt of organic acid
CN104961827A (zh) 2010-04-06 2015-10-07 阿格罗塞文公司 农用化学品的特异性输送
US8859288B2 (en) * 2011-07-11 2014-10-14 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration pH-sensitive microparticles with matrix-dispersed active agent
WO2013050594A1 (en) 2011-10-06 2013-04-11 Agrosavfe N.V. Manufacturing of specifically targeting microcapsules
PT2779831T (pt) * 2011-12-27 2018-08-03 Dow Global Technologies Llc Microcápsulas
WO2015069634A1 (en) * 2013-11-08 2015-05-14 President And Fellows Of Harvard College Microparticles, methods for their preparation and use
US11123297B2 (en) 2015-10-13 2021-09-21 President And Fellows Of Harvard College Systems and methods for making and using gel microspheres
US10405543B2 (en) * 2016-10-31 2019-09-10 Rohm And Haas Company Microcapsule compositions and the method of their release
US20200197894A1 (en) * 2017-08-21 2020-06-25 President And Fellow Of Harvard College Poly(acid) microcapsules and related methods
EP3723705B1 (de) 2017-12-13 2024-11-13 Colgate-Palmolive Company Zusammensetzungen, die ph-empfindliche mikrokapseln enthalten
EP3749276B1 (de) 2018-02-06 2024-01-03 3M Innovative Properties Company Mikrokapsel mit einem porösen oder hohlen kern und ph-empfindlicher schale sowie verwendung davon
US20220055006A1 (en) * 2018-12-19 2022-02-24 Firmenich Sa Process for preparing polyamide microcapsules
CN113226532B (zh) * 2018-12-19 2025-06-06 弗门尼舍有限公司 聚酰胺微胶囊
CN113329812A (zh) * 2019-05-21 2021-08-31 弗门尼舍有限公司 制备微胶囊的方法
WO2021023647A1 (en) * 2019-08-05 2021-02-11 Firmenich Sa Poly(amide-ester) microcapsules
US20230404859A1 (en) 2020-12-04 2023-12-21 3M Innovative Properties Company Ph-sensitive microcapsule for dental use
EP4196257B1 (de) * 2020-12-21 2026-06-03 Firmenich SA Verfahren zur herstellung von polyestermikrokapseln
US20240252404A1 (en) * 2021-06-28 2024-08-01 Firmenich Sa Polyamide-based microcapsules

Family Cites Families (20)

* Cited by examiner, † Cited by third party
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
US3959464A (en) * 1971-06-03 1976-05-25 Pennwalt Corporation Microencapsulated methyl and ethyl parathion insecticide in aqueous carrier
US4360376A (en) * 1978-03-17 1982-11-23 Pennwalt Corporation Microencapsulated trifluralin
JPS55109443A (en) * 1978-12-19 1980-08-22 Mars Inc Microocapsulizing process
DE3020781C2 (de) 1980-05-31 1982-11-18 Hoechst Ag, 6000 Frankfurt Druckbeständige Mikrokapseln mit einer Polyamid-Außenhülle und einer durch Polyurethan-Polyharnstoff oder Polyharnstoff strukturierten Innenmasse und Verfahren zu ihrer Herstellung
US4956129A (en) * 1984-03-30 1990-09-11 Ici Americas Inc. Microencapsulation process
FR2526328A1 (fr) * 1982-05-04 1983-11-10 Centre Nat Rech Scient Microcapsules a paroi obtenue par reticulation des proteines du lait, et leur procede de preparation
US4563212A (en) * 1983-12-27 1986-01-07 Monsanto Company High concentration encapsulation by interfacial polycondensation
US4534783A (en) * 1984-01-03 1985-08-13 Monsanto Co. High concentration encapsulation of water soluble-materials
EP0158449B1 (de) * 1984-03-30 1987-11-04 Stauffer Chemical Company Mikrokapseln und Verfahren zur Mikroeinkapselung
JPS60227826A (ja) * 1984-04-27 1985-11-13 Sogo Yatsukou Kk ｐＨに応答するグラフトカプセル
JPS61192785A (ja) * 1985-02-22 1986-08-27 Nok Corp マイクロカプセル化蓄熱材の製造方法
US5120349A (en) * 1990-12-07 1992-06-09 Landec Labs, Inc. Microcapsule having temperature-dependent permeability profile
JPH05239112A (ja) * 1992-03-02 1993-09-17 Nippon Paint Co Ltd 水不溶性化学薬品を固定化した微小樹脂粒子の製造
GB9205712D0 (en) * 1992-03-16 1992-04-29 Allied Colloids Ltd Coacervation processes
WO1994013139A1 (en) * 1992-12-04 1994-06-23 E.I. Du Pont De Nemours And Company Microcapsule formulations of agricultural chemicals
KR100313589B1 (ko) * 1993-02-09 2002-11-29 노바티스 아게 미세캡슐의 제조방법
DE4321205B4 (de) * 1993-06-25 2006-06-29 Basf Ag Mikrokapseln, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19503157B4 (de) * 1994-02-01 2004-07-01 Bend Research, Inc., Bend Instabile Insektizid-Zusammensetzungen

Also Published As

Publication number Publication date
US6022501A (en) 2000-02-08
DE69710395T2 (de) 2002-07-11
EP0823993B1 (de) 2002-02-13
EP0823993A3 (de) 1998-04-15
PT823993E (pt) 2002-07-31
ES2172750T3 (es) 2002-10-01
DK0823993T3 (da) 2002-03-18
JP4565169B2 (ja) 2010-10-20
US6500447B1 (en) 2002-12-31
EP0823993A2 (de) 1998-02-18
JPH10113553A (ja) 1998-05-06
DE69710395D1 (de) 2002-03-21

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Legal Events

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UEP Publication of translation of european patent specification