GB1371179A - Encapsulation process - Google Patents

Encapsulation process

Info

Publication number
GB1371179A
GB1371179A GB929473A GB929473A GB1371179A GB 1371179 A GB1371179 A GB 1371179A GB 929473 A GB929473 A GB 929473A GB 929473 A GB929473 A GB 929473A GB 1371179 A GB1371179 A GB 1371179A
Authority
GB
United Kingdom
Prior art keywords
encapsulation process
divisions
heading
feb
jan
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
Application number
GB929473A
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.)
Stauffer Chemical Co
Original Assignee
Stauffer Chemical 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 Stauffer Chemical Co filed Critical Stauffer Chemical Co
Publication of GB1371179A publication Critical patent/GB1371179A/en
Expired legal-status Critical Current

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/302—Water

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Wood Science & Technology (AREA)
  • Agronomy & Crop Science (AREA)
  • Medicinal Chemistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Polymers & Plastics (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Fats And Perfumes (AREA)
  • Fireproofing Substances (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

1371179 Flame retardants STAUFFER CHEMICAL CO 26 Feb 1973 [15 March 1972 12 Jan 1973] 9294/73 Heading D1P [Also in Divisions A5 and B8] Polyurea microcapsules (see Division B8) may contain a flame retardant e.g. tris-#-chloroethyl phosphate (Example XI).
GB929473A 1972-03-15 1973-02-26 Encapsulation process Expired GB1371179A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23479372A 1972-03-15 1972-03-15
US32317173A 1973-01-12 1973-01-12

Publications (1)

Publication Number Publication Date
GB1371179A true GB1371179A (en) 1974-10-23

Family

ID=26928288

Family Applications (1)

Application Number Title Priority Date Filing Date
GB929473A Expired GB1371179A (en) 1972-03-15 1973-02-26 Encapsulation process

Country Status (15)

Country Link
JP (1) JPS585697B2 (en)
AT (1) AT339257B (en)
BE (1) BE796746A (en)
CA (1) CA1104882A (en)
CH (1) CH589478A5 (en)
DK (1) DK144784C (en)
FR (1) FR2176071B1 (en)
GB (1) GB1371179A (en)
HU (1) HU166773B (en)
IL (1) IL41773A (en)
IT (1) IT988133B (en)
MX (1) MX147152A (en)
NL (1) NL180985C (en)
RO (4) RO68786A (en)
YU (2) YU67473A (en)

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2392715A1 (en) * 1977-05-31 1978-12-29 Stauffer Chemical Co ENCAPSULATION PROCESS INVOLVING PHASE TRANSFER CATALYSTS
EP0005302A2 (en) * 1978-05-04 1979-11-14 Stauffer Chemical Company Impregnated porous granules with slow-release pore membranes, and process for the manufacture thereof
EP0008207A2 (en) * 1978-08-03 1980-02-20 E.I. Du Pont De Nemours And Company Insecticidal compositions, and preparation and use thereof
EP0023302A2 (en) * 1979-07-26 1981-02-04 Bayer Ag Spray drying of microcapsule dispersions
US4280833A (en) * 1979-03-26 1981-07-28 Monsanto Company Encapsulation by interfacial polycondensation, and aqueous herbicidal composition containing microcapsules produced thereby
DE3232811A1 (en) * 1981-09-03 1983-03-10 Kanzaki Paper Manufacturing Co., Ltd., Tokyo METHOD FOR PRODUCING MICROCAPSULES
US4384975A (en) * 1980-06-13 1983-05-24 Sandoz, Inc. Process for preparation of microspheres
GB2136386A (en) * 1983-03-14 1984-09-19 Fuji Photo Film Co Ltd Preparation of encapsulated electrostatographic toner material
US4681806A (en) * 1986-02-13 1987-07-21 Minnesota Mining And Manufacturing Company Particles containing releasable fill material and method of making same
GB2206492A (en) * 1987-07-06 1989-01-11 Sumitomo Chemical Co Microencapsulated organophosphorus insecticidal composition for agricultural use
EP0369614A1 (en) * 1988-11-18 1990-05-23 Imperial Chemical Industries Plc Insecticidal compositions
US5160530A (en) * 1989-01-24 1992-11-03 Griffin Corporation Microencapsulated polymorphic agriculturally active material
US5335449A (en) * 1991-08-15 1994-08-09 Net/Tech International, Inc. Delivery system for an agriculturally active chemical
EP0611253A1 (en) * 1993-02-09 1994-08-17 Ciba-Geigy Ag Process for the preparation of microcapsules
US5461027A (en) 1989-01-24 1995-10-24 Griffin Corporation Microencapsulated pendimethalin and method of making and using same
US5526607A (en) * 1991-08-15 1996-06-18 Net/Tech International Water dispersible delivery system for an agriculturally active chemical
US5549903A (en) * 1994-03-03 1996-08-27 Ben Gurion University Of Negev Research & Development Aurthority Microencapsulated composition containing chlorpyrifos or endosulfsan
US5866153A (en) * 1993-02-09 1999-02-02 Novartis Corporation Process for the preparation of microcapsules
US6080418A (en) * 1997-04-07 2000-06-27 3M Innovative Properties Company Suspensions of microcapsules containing biologically active ingredients and adhesive microspheres
US6248364B1 (en) 1997-04-07 2001-06-19 3M Innovative Properties Company Encapsulation process and encapsulated products
US6540991B2 (en) 2001-04-06 2003-04-01 3M Innovative Properties Company Stabilized active materials
WO2004098767A1 (en) * 2003-05-11 2004-11-18 Ben Gurion University Of The Negev Research And Development Authority Encapsulated essential oils
US9801377B2 (en) 2012-07-27 2017-10-31 Fmc Corporation Formulations of clomazone
US10307723B2 (en) 2014-11-07 2019-06-04 Basf Se Process for preparing microcapsules having a polyurea shell and a lipophilic core material
US10398632B2 (en) 2014-11-07 2019-09-03 Givaudan S.A. Capsule composition

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1044134A (en) * 1975-04-09 1978-12-12 Minnesota Mining And Manufacturing Company Microcapsule insecticide composition
JPS5579867U (en) * 1978-11-29 1980-06-02
JPS5615836A (en) * 1979-07-19 1981-02-16 Mitsubishi Paper Mills Ltd Micro capsule
JPS56115635A (en) * 1980-02-18 1981-09-10 Kanzaki Paper Mfg Co Ltd Production of microcapsule
JPS5880992U (en) * 1981-11-24 1983-06-01 日立化成工業株式会社 bathroom unit
AR240875A1 (en) * 1984-01-09 1991-03-27 Stauffer Chemical Co PROCEDURE FOR PRODUCING MULTIPLE SIZE POLYUREA CAPSULES CONTAINING A WATER IMMISCIBLE MATERIAL INSIDE IT AND THE RESULTING CAPSULES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH453305A (en) * 1963-10-21 1968-06-14 Pilot Pen Co Ltd Process for encapsulating fine droplets of dispersed liquids
US3577515A (en) * 1963-12-13 1971-05-04 Pennwalt Corp Encapsulation by interfacial polycondensation
US3464926A (en) * 1965-04-26 1969-09-02 Pennwalt Corp Process for encapsulation

Cited By (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2392715A1 (en) * 1977-05-31 1978-12-29 Stauffer Chemical Co ENCAPSULATION PROCESS INVOLVING PHASE TRANSFER CATALYSTS
EP0005302A2 (en) * 1978-05-04 1979-11-14 Stauffer Chemical Company Impregnated porous granules with slow-release pore membranes, and process for the manufacture thereof
EP0005302A3 (en) * 1978-05-04 1979-11-28 Stauffer Chemical Company Impregnated porous granules with slow-release pore membranes, and process for the manufacture thereof
EP0008207A2 (en) * 1978-08-03 1980-02-20 E.I. Du Pont De Nemours And Company Insecticidal compositions, and preparation and use thereof
EP0008207A3 (en) * 1978-08-03 1980-03-05 E.I.±Du±Pont De±Nemours And Company Insecticidal compositions, and preparation and use thereof
US4280833A (en) * 1979-03-26 1981-07-28 Monsanto Company Encapsulation by interfacial polycondensation, and aqueous herbicidal composition containing microcapsules produced thereby
US4417916A (en) * 1979-03-26 1983-11-29 Monsanto Company Encapsulation by interfacial polycondensation
EP0023302A2 (en) * 1979-07-26 1981-02-04 Bayer Ag Spray drying of microcapsule dispersions
EP0023302B1 (en) * 1979-07-26 1982-08-11 Bayer Ag Spray drying of microcapsule dispersions
US4384975A (en) * 1980-06-13 1983-05-24 Sandoz, Inc. Process for preparation of microspheres
DE3232811A1 (en) * 1981-09-03 1983-03-10 Kanzaki Paper Manufacturing Co., Ltd., Tokyo METHOD FOR PRODUCING MICROCAPSULES
GB2136386A (en) * 1983-03-14 1984-09-19 Fuji Photo Film Co Ltd Preparation of encapsulated electrostatographic toner material
US4681806A (en) * 1986-02-13 1987-07-21 Minnesota Mining And Manufacturing Company Particles containing releasable fill material and method of making same
GB2206492B (en) * 1987-07-06 1991-07-31 Sumitomo Chemical Co Microencapsulated organophosphorus insecticidal composition for agricultural use
GB2206492A (en) * 1987-07-06 1989-01-11 Sumitomo Chemical Co Microencapsulated organophosphorus insecticidal composition for agricultural use
US4889719A (en) * 1987-07-06 1989-12-26 Sumitomo Chemical Company, Ltd. Microencapsulated organophosphorus insecticidal composition for agricultural use
EP0369614A1 (en) * 1988-11-18 1990-05-23 Imperial Chemical Industries Plc Insecticidal compositions
US5160530A (en) * 1989-01-24 1992-11-03 Griffin Corporation Microencapsulated polymorphic agriculturally active material
US5461027A (en) 1989-01-24 1995-10-24 Griffin Corporation Microencapsulated pendimethalin and method of making and using same
US5526607A (en) * 1991-08-15 1996-06-18 Net/Tech International Water dispersible delivery system for an agriculturally active chemical
US5335449A (en) * 1991-08-15 1994-08-09 Net/Tech International, Inc. Delivery system for an agriculturally active chemical
US5866153A (en) * 1993-02-09 1999-02-02 Novartis Corporation Process for the preparation of microcapsules
US5837290A (en) * 1993-02-09 1998-11-17 Ciba-Geigy Corporation Process for the preparation of microcapsules
EP0611253A1 (en) * 1993-02-09 1994-08-17 Ciba-Geigy Ag Process for the preparation of microcapsules
US5549903A (en) * 1994-03-03 1996-08-27 Ben Gurion University Of Negev Research & Development Aurthority Microencapsulated composition containing chlorpyrifos or endosulfsan
US6080418A (en) * 1997-04-07 2000-06-27 3M Innovative Properties Company Suspensions of microcapsules containing biologically active ingredients and adhesive microspheres
US6248364B1 (en) 1997-04-07 2001-06-19 3M Innovative Properties Company Encapsulation process and encapsulated products
US6540991B2 (en) 2001-04-06 2003-04-01 3M Innovative Properties Company Stabilized active materials
WO2004098767A1 (en) * 2003-05-11 2004-11-18 Ben Gurion University Of The Negev Research And Development Authority Encapsulated essential oils
AU2004236057B2 (en) * 2003-05-11 2010-02-25 Ben Gurion University Of The Negev Research And Development Authority Encapsulated essential oils
US9079152B2 (en) 2003-05-11 2015-07-14 Ben Gurion University Of The Negev Research And Development Authority Encapsulated essential oils
US9801377B2 (en) 2012-07-27 2017-10-31 Fmc Corporation Formulations of clomazone
US10307723B2 (en) 2014-11-07 2019-06-04 Basf Se Process for preparing microcapsules having a polyurea shell and a lipophilic core material
US10398632B2 (en) 2014-11-07 2019-09-03 Givaudan S.A. Capsule composition

Also Published As

Publication number Publication date
RO63946A (en) 1978-09-15
DK144784B (en) 1982-06-07
BE796746A (en) 1973-09-14
IL41773A (en) 1975-11-25
NL180985C (en) 1987-06-01
YU39646B (en) 1985-03-20
JPS492779A (en) 1974-01-11
MX147152A (en) 1982-10-19
RO68787A (en) 1980-01-15
HU166773B (en) 1975-05-28
CH589478A5 (en) 1977-07-15
IT988133B (en) 1975-04-10
NL7303636A (en) 1973-09-18
IL41773A0 (en) 1973-05-31
ATA233373A (en) 1977-02-15
AT339257B (en) 1977-10-10
YU67473A (en) 1982-02-28
RO68786A (en) 1980-10-30
RO68788A (en) 1980-01-15
CA1104882A (en) 1981-07-14
FR2176071B1 (en) 1977-04-22
JPS585697B2 (en) 1983-02-01
NL180985B (en) 1987-01-02
DK144784C (en) 1982-10-25
FR2176071A1 (en) 1973-10-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930225