DE69221601T2 - Suspension von Mikrokapseln und Verfahren zu ihrer Herstellung - Google Patents

Suspension von Mikrokapseln und Verfahren zu ihrer Herstellung

Info

Publication number
DE69221601T2
DE69221601T2 DE69221601T DE69221601T DE69221601T2 DE 69221601 T2 DE69221601 T2 DE 69221601T2 DE 69221601 T DE69221601 T DE 69221601T DE 69221601 T DE69221601 T DE 69221601T DE 69221601 T2 DE69221601 T2 DE 69221601T2
Authority
DE
Germany
Prior art keywords
water
salt
microcapsules
styrene
maleic anhydride
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 - Fee Related
Application number
DE69221601T
Other languages
German (de)
English (en)
Other versions
DE69221601D1 (de
Inventor
Chien-Cho Lo
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.)
Syngenta Participations AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of DE69221601D1 publication Critical patent/DE69221601D1/de
Application granted granted Critical
Publication of DE69221601T2 publication Critical patent/DE69221601T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Catching Or Destruction (AREA)
DE69221601T 1992-01-03 1992-12-22 Suspension von Mikrokapseln und Verfahren zu ihrer Herstellung Expired - Fee Related DE69221601T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81802992A 1992-01-03 1992-01-03

Publications (2)

Publication Number Publication Date
DE69221601D1 DE69221601D1 (de) 1997-09-18
DE69221601T2 true DE69221601T2 (de) 1998-01-15

Family

ID=25224465

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221601T Expired - Fee Related DE69221601T2 (de) 1992-01-03 1992-12-22 Suspension von Mikrokapseln und Verfahren zu ihrer Herstellung

Country Status (16)

Country Link
US (1) US5310721A (https=)
EP (1) EP0551796B1 (https=)
JP (1) JPH05269367A (https=)
KR (1) KR930016140A (https=)
AT (1) ATE156728T1 (https=)
AU (1) AU651511B2 (https=)
BR (1) BR9205208A (https=)
CA (1) CA2086583A1 (https=)
DE (1) DE69221601T2 (https=)
DK (1) DK0551796T3 (https=)
HU (1) HUT65767A (https=)
IL (1) IL104286A (https=)
MX (1) MX9207569A (https=)
RU (1) RU2089062C1 (https=)
TW (1) TW273499B (https=)
ZA (1) ZA9210100B (https=)

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US5705174A (en) * 1995-06-07 1998-01-06 American Cyanamid Company Process for the preparation of microcapsule compositions
US5837653A (en) * 1995-12-21 1998-11-17 Basf Corporation Encapsulated plant growth regulator formulations
WO1997022252A1 (en) * 1995-12-21 1997-06-26 Basf Corporation Aminoethoxyvinylglycine in combination with mepiquat chloride
WO1997023133A1 (en) * 1995-12-21 1997-07-03 Basf Corporation Low rate application of inhibitors of ethylene biosynthesis or action
US5861360A (en) * 1995-12-21 1999-01-19 Basf Corporation Encapsulated plant growth regulator formulations and applications
US5843203A (en) * 1996-03-22 1998-12-01 Grantek, Inc. Agricultural carrier
ZA974359B (en) * 1996-05-23 1998-05-12 Zeneca Ltd Microencapsulated compositions.
GB9615158D0 (en) * 1996-07-19 1996-09-04 Dowelanco Process for preparing storage-stable pesticide dispersion
DE19646880A1 (de) * 1996-11-13 1998-05-14 Hoechst Schering Agrevo Gmbh Endosulfan-Mikrokapseldispersion
EP0946089A1 (en) 1996-12-20 1999-10-06 Basf Corporation Plant growth regulators in pyrrolidone solvents
HU228748B1 (en) * 1998-08-18 2013-05-28 Fmc Corp Combination of two or more active ingredients using microencapsulated formulations
AU759723B2 (en) * 1998-11-12 2003-04-17 Fmc Corporation Novel process to prepare microencapsulated formulations
US6218339B1 (en) * 1999-03-18 2001-04-17 Fmc Corporation Microencapsulated clomazone in the presence of fat and resin
BR0015547A (pt) 1999-11-12 2002-07-23 Mi Llc Processos para degradar um substrato pré-determinado, uma torta de filtro e um contaminante emergindo de uma formação subterrânea, para aumentar o fluxo de hidrocarbonetos de um poço e para tratar um furo de poço e composição para uso em operações de exploração de hidrocarbonetos
US6818594B1 (en) 1999-11-12 2004-11-16 M-I L.L.C. Method for the triggered release of polymer-degrading agents for oil field use
DE10022989A1 (de) † 2000-05-11 2001-11-22 Aventis Cropscience Gmbh Kombinationen von Pflanzenschutzmitteln mit organischen oder anorganischen Trägermaterialien
DE60116303T2 (de) 2000-06-05 2006-07-06 Syngenta Ltd., Guildford Neue emulsionen
CA2311194A1 (en) * 2000-06-12 2001-12-12 Anna Shulkin Encapsulation process using anhydride moieties
JP2004503513A (ja) * 2000-06-12 2004-02-05 呉羽化学工業株式会社 マイクロカプセル懸濁液およびその方法
CA2311192A1 (en) * 2000-06-12 2001-12-12 Harald D. H. Stover Encapsulation process using isocyanate moieties
DE10117784A1 (de) * 2001-04-10 2002-10-17 Bayer Ag Mikrokapseln
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
US6719053B2 (en) 2001-04-30 2004-04-13 Bj Services Company Ester/monoester copolymer compositions and methods of preparing and using same
KR100425549B1 (ko) * 2001-06-14 2004-04-03 주식회사 마이크로폴 마이크로캡슐을 이용한 훈증기용 패드 및 그 제조방법
DE60310232T2 (de) * 2002-07-22 2007-03-29 Basf Corp. Methoden der verwendung von dinitroanilinverbindungen als mikrokapselformulierungen
WO2004054362A1 (en) * 2002-12-13 2004-07-01 Monsanto Technology Llc Microcapsules with amine adjusted release rates
US9079152B2 (en) * 2003-05-11 2015-07-14 Ben Gurion University Of The Negev Research And Development Authority Encapsulated essential oils
US7101617B2 (en) * 2003-07-10 2006-09-05 Motorola, Inc. Silicone dispensing with a conformal film
US20050277549A1 (en) * 2004-06-14 2005-12-15 Monsanto Technology Llc Microcapsules having activated release of core material therein
PE20061029A1 (es) * 2005-03-01 2006-11-27 Basf Ag Procedimiento para la preparacion de composiciones de microcapsula de liberacion rapida
CA2622990C (en) * 2005-09-23 2014-06-10 Basf Se Novel agrochemical formulations
PL2088855T3 (pl) 2006-11-30 2010-08-31 Basf Se Preparaty agrochemiczne zawierające kopolimery na bazie mono i diestrów etylenowo nienasyconych kwasów dikarboksylowych
EA200900654A1 (ru) 2006-11-30 2009-12-30 Басф Се Агрохимические композиции, содержащие сополимеры 1-винил-2-пирролидинона
JP2011529392A (ja) * 2008-07-31 2011-12-08 ゾル−ゲル テクノロジー リミテッド 活性成分および金属酸化物シェルを含むマイクロカプセル、その製造方法およびその使用
US8709975B2 (en) 2008-12-19 2014-04-29 Basf Se Aqueous flowable concentrate compositions of a microencapsulated dinitroaniline herbicide
RU2420350C2 (ru) * 2009-02-09 2011-06-10 Общество С Ограниченной Ответственностью "Делси" Микрокапсулы, содержащие воду или водный раствор, (варианты) и способы их получения (варианты)
WO2010093970A2 (en) 2009-02-13 2010-08-19 Monsanto Technology Llc Encapsulation of herbicides to reduce crop injury
BRPI1006238B1 (pt) 2009-03-20 2017-11-14 Basf Se Composition and method for pesticide treatment of cultures
UA107670C2 (en) * 2009-08-07 2015-02-10 Dow Agrosciences Llc Meso-sized capsules useful for the delivery of agricultural chemicals
CN102711452A (zh) 2010-01-22 2012-10-03 巴斯夫欧洲公司 包括点状施用凝胶的节肢动物防治方法
ES2573430T3 (es) * 2010-02-03 2016-06-07 Upl Limited Una formulación mejorada
AR082855A1 (es) 2010-08-18 2013-01-16 Monsanto Technology Llc Aplicacion temprana de acetamidas encapsuladas para reducir daños en los cultivos
WO2012130823A1 (en) 2011-03-30 2012-10-04 Basf Se Suspension concentrates
US20140193472A1 (en) 2011-08-19 2014-07-10 Basf Se Formulations for paddy rice fields
UA123892C2 (uk) 2012-07-27 2021-06-23 Фмк Корпорейшн Склади кломазону
GB2496330B (en) * 2013-01-21 2016-06-29 Rotam Agrochem Int Co Ltd Preparation of an agrochemical active composition encapsulated in cross linked polyurea
US9364422B2 (en) 2013-12-19 2016-06-14 Avon Products, Inc Styrene maleic anhydride polymers in cosmetics and personal care products
CA3181871A1 (en) 2014-01-27 2015-07-30 Monsanto Technology Llc Aqueous herbicidal concentrates comprising an acetanilide herbicide, a protoporphyrinogen oxidase inhibitor, and a pseudoplastic thickener
MX393696B (es) 2014-04-28 2025-03-19 Basf Se Metodo de formacion de un fertilizante encapsulado.
AR112100A1 (es) 2017-06-13 2019-09-18 Monsanto Technology Llc Herbicidas microencapsulados
CA3069359C (en) 2017-07-12 2023-01-10 Sol-Gel Technologies Ltd. Compositions comprising encapsulated tretinoin
US11419331B2 (en) 2019-01-30 2022-08-23 Monsanto Technology Llc Microencapsulated acetamide herbicides
JP7692268B2 (ja) * 2020-02-03 2025-06-13 日本化薬株式会社 マイクロカプセル農薬組成物
EP4056038A1 (en) * 2021-03-10 2022-09-14 Basf Se Microparticles containing active substances

Family Cites Families (12)

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Publication number Priority date Publication date Assignee Title
US3577515A (en) * 1963-12-13 1971-05-04 Pennwalt Corp Encapsulation by interfacial polycondensation
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
US4280833A (en) * 1979-03-26 1981-07-28 Monsanto Company Encapsulation by interfacial polycondensation, and aqueous herbicidal composition containing microcapsules produced thereby
JPS59177129A (ja) * 1983-03-25 1984-10-06 Mitsubishi Paper Mills Ltd 微小カプセルの製法
US4563212A (en) * 1983-12-27 1986-01-07 Monsanto Company High concentration encapsulation by interfacial polycondensation
US4601863A (en) * 1984-02-09 1986-07-22 Kanzaki Paper Manufacturing Co., Ltd. Process for producing powder of microcapsules
AU4235785A (en) * 1984-04-21 1985-11-15 Mitsubishi Paper Mills Ltd. Pressure-sensitive copying paper
US4640709A (en) * 1984-06-12 1987-02-03 Monsanto Company High concentration encapsulation by interfacial polycondensation
DE3685920D1 (de) * 1985-09-13 1992-08-13 Ciba Geigy Ag Verfahren zur herstellung von mikrokapseln.
US4681806A (en) * 1986-02-13 1987-07-21 Minnesota Mining And Manufacturing Company Particles containing releasable fill material and method of making same
FR2610537A1 (fr) * 1987-02-11 1988-08-12 Rhone Poulenc Chimie Procede ameliore de microencapsulation par polyaddition interfaciale
EP0412570B1 (en) * 1989-08-11 1996-07-10 Fuji Photo Film Co., Ltd. Light- and heat-sensitive recording material

Also Published As

Publication number Publication date
AU3046592A (en) 1993-07-08
US5310721A (en) 1994-05-10
JPH05269367A (ja) 1993-10-19
IL104286A (en) 1996-10-31
BR9205208A (pt) 1993-07-06
DE69221601D1 (de) 1997-09-18
ATE156728T1 (de) 1997-08-15
HUT65767A (en) 1994-07-28
EP0551796A3 (en) 1993-08-11
RU2089062C1 (ru) 1997-09-10
EP0551796B1 (en) 1997-08-13
TW273499B (https=) 1996-04-01
HU9204183D0 (en) 1993-04-28
DK0551796T3 (da) 1998-03-23
ZA9210100B (en) 1996-03-06
MX9207569A (es) 1993-07-01
IL104286A0 (en) 1993-05-13
KR930016140A (ko) 1993-08-26
AU651511B2 (en) 1994-07-21
EP0551796A2 (en) 1993-07-21
CA2086583A1 (en) 1993-07-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SYNGENTA PARTICIPATIONS AG, BASEL, CH

8328 Change in the person/name/address of the agent

Representative=s name: PFENNING MEINIG & PARTNER GBR, 80339 MUENCHEN

8328 Change in the person/name/address of the agent

Representative=s name: MAIWALD PATENTANWALTSGESELLSCHAFT MBH, 80335 MUENC

8339 Ceased/non-payment of the annual fee