CS208771B2 - Method of encasing the liquid hydrophobous substances ba the polycondensation on the delimitation of the phases - Google Patents

Method of encasing the liquid hydrophobous substances ba the polycondensation on the delimitation of the phases Download PDF

Info

Publication number
CS208771B2
CS208771B2 CS789086A CS908678A CS208771B2 CS 208771 B2 CS208771 B2 CS 208771B2 CS 789086 A CS789086 A CS 789086A CS 908678 A CS908678 A CS 908678A CS 208771 B2 CS208771 B2 CS 208771B2
Authority
CS
Czechoslovakia
Prior art keywords
amine
polycondensation
acid
aqueous phase
phase
Prior art date
Application number
CS789086A
Other languages
Czech (cs)
English (en)
Inventor
Gerard Graber
Bernard Chatenet
Philippe Pellenard
Original Assignee
Philagro Sa
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 Philagro Sa filed Critical Philagro Sa
Publication of CS208771B2 publication Critical patent/CS208771B2/cs

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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

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)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
  • Fireproofing Substances (AREA)
  • Polyamides (AREA)
CS789086A 1977-12-30 1978-12-28 Method of encasing the liquid hydrophobous substances ba the polycondensation on the delimitation of the phases CS208771B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7739950A FR2413123A1 (fr) 1977-12-30 1977-12-30 Procede d'encapsulation par polycondensation interfaciale

Publications (1)

Publication Number Publication Date
CS208771B2 true CS208771B2 (en) 1981-09-15

Family

ID=9199623

Family Applications (1)

Application Number Title Priority Date Filing Date
CS789086A CS208771B2 (en) 1977-12-30 1978-12-28 Method of encasing the liquid hydrophobous substances ba the polycondensation on the delimitation of the phases

Country Status (30)

Country Link
US (1) US4309213A (es)
JP (1) JPS54135671A (es)
AR (1) AR221228A1 (es)
AT (1) AT365097B (es)
AU (1) AU522021B2 (es)
BE (1) BE873248A (es)
BR (1) BR7808615A (es)
CA (1) CA1129725A (es)
CH (1) CH643155A5 (es)
CS (1) CS208771B2 (es)
DD (1) DD141113A5 (es)
DE (1) DE2855065A1 (es)
DK (1) DK149341C (es)
ES (1) ES476279A1 (es)
FR (1) FR2413123A1 (es)
GB (1) GB2011341B (es)
HU (1) HU180275B (es)
IE (1) IE47702B1 (es)
IL (1) IL56331A (es)
IN (1) IN150286B (es)
IT (1) IT1102793B (es)
LU (1) LU80741A1 (es)
NL (1) NL7812612A (es)
OA (1) OA06163A (es)
PL (1) PL117790B1 (es)
PT (1) PT68997A (es)
RO (1) RO75807A (es)
SE (1) SE434127B (es)
YU (1) YU310978A (es)
ZA (1) ZA787208B (es)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4356108A (en) * 1979-12-20 1982-10-26 The Mead Corporation Encapsulation process
US4400391A (en) * 1980-01-09 1983-08-23 The United States Of America As Represented By The Secretary Of Agriculture Controlled release of bioactive materials using alginate gel beads
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
DE3039117A1 (de) * 1980-10-16 1982-05-13 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von mikrokapseln
FR2501059B1 (fr) * 1981-03-09 1986-04-11 Printex Sa Procede d'obtention de microcapsules isodiametrales a diametre regle
CA1165636A (en) * 1981-07-20 1984-04-17 George B. Beestman Encapsulation by interfacial polycondensation of polymethylene polyphenylisocyanate with a poly- functional amine in presence of a lignin sulfonate emulsifier
US4454083A (en) * 1981-12-21 1984-06-12 Appleton Papers Inc. Continuous microencapsulation
US4518547A (en) * 1983-09-15 1985-05-21 Board Of Regents, The University Of Texas System Microencapsulation process
DE3346601C2 (de) * 1983-12-23 1986-06-12 Feldmühle AG, 4000 Düsseldorf Mikrokapseln, Verfahren zu ihrer Herstellung und ihre Verwendung in druckempfindlichen kohlefreien Durchschreibepapieren
DE3421865A1 (de) * 1984-06-13 1985-12-19 Bayer Ag, 5090 Leverkusen Kontinuierliche herstellung von mikrokapseldispersionen
US4891245A (en) * 1986-03-21 1990-01-02 Koh-I-Noor Rapidograph, Inc. Electrophoretic display particles and a process for their preparation
HU208218B (en) 1986-07-09 1993-09-28 Monsanto Co Pesticidal granulated compositions dispersible in freely flowing water and process for producing same
US4936901A (en) 1986-07-09 1990-06-26 Monsanto Company Formulations of water-dispersible granules and process for preparation thereof
DE3635823A1 (de) * 1986-10-22 1988-04-28 Bayer Ag Mikrokapseln mit verbesserten waenden
US4945121A (en) * 1987-08-18 1990-07-31 Koh-I-Noor Radiograph, Inc. Thermosetting dyed latex colorant dispersions
US4797692A (en) * 1987-09-02 1989-01-10 Xerox Corporation Thermal ink jet printer having ink nucleation control
DE3812567A1 (de) * 1988-04-15 1989-10-26 Basf Ag Verfahren zur herstellung pharmazeutischer mischungen
US5213934A (en) * 1991-01-07 1993-05-25 Xerox Corporation Microcapsule toner compositions
US5846554A (en) * 1993-11-15 1998-12-08 Zeneca Limited Microcapsules containing suspensions of biologically active compounds and ultraviolet protectant
BR9408051A (pt) * 1993-11-15 1996-12-24 Zeneca Ltd Microcápsulas contendo composto sólido biologicamente ativo e processo para preparar microcapsulas contendo composto sólido biologicamente ativo
US5993842A (en) * 1994-12-12 1999-11-30 Zeneca Limited Microcapsules containing suspensions of biologically active compounds
US6153657A (en) * 1997-06-02 2000-11-28 Hodogaya Chemical Co., Ltd. Process for producing a solvent-less O/W type emulsion
NO20021592D0 (no) 2002-04-04 2002-04-04 Fmc Biopolymer As Polysakkaridkapsler og fremgangsmåte ved fremstilling derav
DE10241373A1 (de) * 2002-09-06 2004-03-18 Clariant Gmbh Oberflächenmodifizierte Phosphinsäuresalze
US20050165131A1 (en) * 2003-10-06 2005-07-28 Terry Stovold Invisible ink
WO2005037905A1 (en) * 2003-10-06 2005-04-28 Nocopi Technologies, Inc. Invisible ink
US8053494B2 (en) * 2003-10-06 2011-11-08 Nocopi Technologies, Inc. Invisible ink and scratch pad
JP5028976B2 (ja) * 2005-12-12 2012-09-19 住友化学株式会社 固体農薬活性化合物を含有するマイクロカプセル
US8790676B2 (en) * 2005-12-12 2014-07-29 Sumitomo Chemical Company, Limited Microencapsulated pesticide
KR101424290B1 (ko) * 2005-12-14 2014-08-01 스미또모 가가꾸 가부시키가이샤 마이크로 캡슐화 농약
JP5028978B2 (ja) * 2005-12-14 2012-09-19 住友化学株式会社 固体農薬活性化合物を含有するマイクロカプセル
EP1991196B1 (en) * 2006-03-03 2016-10-12 Fmc Corporation Method and apparatus for the preparation of capsules.
US11311467B2 (en) 2009-09-18 2022-04-26 International Flavors & Fragrances Inc. Polyurea capsules prepared with a polyisocyanate and cross-linking agent
US10085925B2 (en) 2009-09-18 2018-10-02 International Flavors & Fragrances Inc. Polyurea capsule compositions
BR122019023314B1 (pt) * 2013-08-15 2020-10-06 International Flavors & Fragrances Inc. Composição de cápsula de poliureia, método para preparação de uma composição de cápsula de poliureia, e, produto de consumidor
SG10201806031VA (en) * 2018-07-13 2020-02-27 Mitsui Chemicals Inc Re-dispersible polyurea microcapsules and method of preparing re-dispersible polyurea microcapsules

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575882A (en) * 1963-12-13 1971-04-20 Pennwalt Corp Encapsulation process
US3577515A (en) * 1963-12-13 1971-05-04 Pennwalt Corp Encapsulation by interfacial polycondensation
US3607776A (en) * 1968-06-11 1971-09-21 Pennwalt Corp Manufacture of ingestible capsules
DE2312059A1 (de) 1972-03-15 1973-09-20 Stauffer Chemical Co Verfahren zum einkapseln mit wasser nicht mischbarer stoffe
JPS5343152B2 (es) * 1973-05-28 1978-11-17
US3901687A (en) * 1973-08-31 1975-08-26 Scott & Sons Co O M Process for the selective control of weeds in kentucky bluegrass
CA1020457A (en) * 1974-04-01 1977-11-08 Harold C. Nemeth Stable water dispersions of encapsulated parathion

Also Published As

Publication number Publication date
CA1129725A (en) 1982-08-17
DK149341C (da) 1987-03-02
YU310978A (en) 1983-01-21
BE873248A (fr) 1979-06-29
ES476279A1 (es) 1979-04-16
LU80741A1 (fr) 1980-07-21
US4309213A (en) 1982-01-05
HU180275B (en) 1983-02-28
OA06163A (fr) 1981-06-30
ATA929578A (de) 1981-05-15
ZA787208B (en) 1979-12-27
DE2855065A1 (de) 1979-07-12
IE782543L (en) 1979-06-30
FR2413123B1 (es) 1981-10-23
AT365097B (de) 1981-12-10
DK149341B (da) 1986-05-12
IL56331A (en) 1981-07-31
AR221228A1 (es) 1981-01-15
FR2413123A1 (fr) 1979-07-27
IT7831437A0 (it) 1978-12-29
DK587378A (da) 1979-08-13
CH643155A5 (fr) 1984-05-30
SE434127B (sv) 1984-07-09
GB2011341B (en) 1982-03-24
PL117790B1 (en) 1981-08-31
IT1102793B (it) 1985-10-07
GB2011341A (en) 1979-07-11
IL56331A0 (en) 1979-03-12
SE7813393L (sv) 1979-07-01
RO75807A (ro) 1981-02-28
IE47702B1 (en) 1984-05-30
JPS6253220B2 (es) 1987-11-09
IN150286B (es) 1982-09-04
BR7808615A (pt) 1979-07-10
JPS54135671A (en) 1979-10-22
PL212292A1 (es) 1979-11-05
NL7812612A (nl) 1979-07-03
PT68997A (fr) 1979-01-01
AU522021B2 (en) 1982-05-13
AU4288378A (en) 1979-07-05
DD141113A5 (de) 1980-04-16

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