FR1280583A - Coating of particles of an oil emulsion in a hydrophilic liquid by coacervation of a linear macromolecular polymer - Google Patents

Coating of particles of an oil emulsion in a hydrophilic liquid by coacervation of a linear macromolecular polymer

Info

Publication number
FR1280583A
FR1280583A FR813660A FR813660A FR1280583A FR 1280583 A FR1280583 A FR 1280583A FR 813660 A FR813660 A FR 813660A FR 813660 A FR813660 A FR 813660A FR 1280583 A FR1280583 A FR 1280583A
Authority
FR
France
Prior art keywords
coacervation
particles
coating
oil emulsion
hydrophilic liquid
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
FR813660A
Other languages
French (fr)
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.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn 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 Upjohn Co filed Critical Upjohn Co
Application granted granted Critical
Publication of FR1280583A publication Critical patent/FR1280583A/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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5089—Processes
    • 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
    • B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Agronomy & Crop Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dispersion Chemistry (AREA)
  • Public Health (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Chemistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Toxicology (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
FR813660A 1958-12-22 1959-12-21 Coating of particles of an oil emulsion in a hydrophilic liquid by coacervation of a linear macromolecular polymer Expired FR1280583A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78192658A 1958-12-22 1958-12-22

Publications (1)

Publication Number Publication Date
FR1280583A true FR1280583A (en) 1962-01-08

Family

ID=25124400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR813660A Expired FR1280583A (en) 1958-12-22 1959-12-21 Coating of particles of an oil emulsion in a hydrophilic liquid by coacervation of a linear macromolecular polymer

Country Status (5)

Country Link
BR (1) BR5915727D0 (en)
CH (1) CH393274A (en)
DE (1) DE1248016B (en)
FR (1) FR1280583A (en)
GB (1) GB929227A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1222019B (en) * 1962-02-20 1966-08-04 Gevaert Photo Prod Nv Method of encapsulating solid or liquid particles in capsules
EP0107085A1 (en) * 1982-10-12 1984-05-02 Warner-Lambert Company Anhydrous emulsions and the use thereof

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59166966A (en) * 1983-03-14 1984-09-20 Fuji Photo Film Co Ltd Production of capsule toner
DE3702029A1 (en) * 1987-01-24 1988-08-04 Basf Ag AQUEOUS OR POWDERED, WATER-DISPERSIBLE PREPARATION OF A PHARMACEUTICAL ACTIVE SUBSTANCE IN WATER-SOLUBLE AND METHOD FOR THE PRODUCTION THEREOF
DE19840583A1 (en) 1998-09-05 2000-03-09 Bayer Ag Microcapsule formulations
US6653256B1 (en) 1999-08-24 2003-11-25 Bayer Aktiengesellschaft Microcapsule formulations
US9364422B2 (en) 2013-12-19 2016-06-14 Avon Products, Inc Styrene maleic anhydride polymers in cosmetics and personal care products
CN114015271B (en) * 2021-11-25 2022-11-08 亚士创能科技(上海)股份有限公司 Water-in-water multicolor paint capable of scraping in batches, preparation method, construction method and application

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE24899E (en) * 1953-06-30 1960-11-29 Oil-containrab
US2800457A (en) * 1953-06-30 1957-07-23 Ncr Co Oil-containing microscopic capsules and method of making them

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1222019B (en) * 1962-02-20 1966-08-04 Gevaert Photo Prod Nv Method of encapsulating solid or liquid particles in capsules
EP0107085A1 (en) * 1982-10-12 1984-05-02 Warner-Lambert Company Anhydrous emulsions and the use thereof

Also Published As

Publication number Publication date
CH393274A (en) 1965-06-15
BR5915727D0 (en) 1973-05-29
DE1248016B (en) 1967-08-24
GB929227A (en) 1963-06-19

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