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FR2732240B1 - Procede de microencapsulation par coacervation complexe a temperature ambiante - Google Patents

Procede de microencapsulation par coacervation complexe a temperature ambiante

Info

Publication number
FR2732240B1
FR2732240B1 FR9503986A FR9503986A FR2732240B1 FR 2732240 B1 FR2732240 B1 FR 2732240B1 FR 9503986 A FR9503986 A FR 9503986A FR 9503986 A FR9503986 A FR 9503986A FR 2732240 B1 FR2732240 B1 FR 2732240B1
Authority
FR
France
Prior art keywords
ambient temperature
complex coacervation
microencapsulation process
temperature complex
coacervation microencapsulation
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
FR9503986A
Other languages
English (en)
Other versions
FR2732240A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9503986A priority Critical patent/FR2732240B1/fr
Publication of FR2732240A1 publication Critical patent/FR2732240A1/fr
Application granted granted Critical
Publication of FR2732240B1 publication Critical patent/FR2732240B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
FR9503986A 1995-03-30 1995-03-30 Procede de microencapsulation par coacervation complexe a temperature ambiante Expired - Fee Related FR2732240B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9503986A FR2732240B1 (fr) 1995-03-30 1995-03-30 Procede de microencapsulation par coacervation complexe a temperature ambiante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9503986A FR2732240B1 (fr) 1995-03-30 1995-03-30 Procede de microencapsulation par coacervation complexe a temperature ambiante

Publications (2)

Publication Number Publication Date
FR2732240A1 FR2732240A1 (fr) 1996-10-04
FR2732240B1 true FR2732240B1 (fr) 1997-08-01

Family

ID=9477748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9503986A Expired - Fee Related FR2732240B1 (fr) 1995-03-30 1995-03-30 Procede de microencapsulation par coacervation complexe a temperature ambiante

Country Status (1)

Country Link
FR (1) FR2732240B1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2815867B1 (fr) * 2000-10-27 2006-09-22 Oreal Compositions cosmetiques ou pharmaceutiques contenant des microcapsules thermostabilisatrices
FR2815869B1 (fr) * 2000-10-27 2006-09-22 Oreal Utilisation de microcapsules thermostabilisatrices pour ameliorer l'activite ou la penetration de principes actifs cosmetiques ou pharmaceutiques
EP1201220A1 (fr) * 2000-10-27 2002-05-02 L'oreal Compositions cosmétiques ou pharmaceutiques contenant des microcapsules thermostabilisatrices
FR2815868B1 (fr) * 2000-10-27 2006-09-22 Oreal Composition cosmetique contenant des microcapsules thermostabilisatrices
US7604807B2 (en) 2000-12-01 2009-10-20 Auburn University Use of pullulan to isolate and preserve biological material
WO2002043779A2 (fr) 2000-12-01 2002-06-06 Auburn University Utilisation de la gomme d'acacia pour isoler et conserver une substance biologique
EP1971426A1 (fr) * 2006-01-11 2008-09-24 P & W Invest Vermögensverwaltungsgesellschaft mbH Membrane d'enveloppe destinée à libérer un agent encapsulé, procédé de fabrication et utilisation
EP2683475B1 (fr) * 2011-03-08 2019-06-19 Capsum Procédé de formation de gouttes d'une première phase dispersées dans une deuxième phase sensiblement immiscible avec la première phase
CN102441354A (zh) * 2011-10-27 2012-05-09 天津大学 一种黑白电泳显示微胶囊的制备方法
CN111978045B (zh) * 2020-08-25 2021-11-09 山东华爵混凝土有限公司 一种微膨胀混凝土及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800457A (en) * 1953-06-30 1957-07-23 Ncr Co Oil-containing microscopic capsules and method of making them
NL271010A (fr) * 1960-11-04
DE3424115C2 (de) * 1984-06-29 1986-10-16 Papierfabrik August Koehler AG, 7602 Oberkirch Kontinuierlich geführtes Koazervierungsverfahren zur Herstellung einer wäßrigen Dispersion ölhaltiger Mikrokapseln
US4978483A (en) * 1987-09-28 1990-12-18 Redding Bruce K Apparatus and method for making microcapsules

Also Published As

Publication number Publication date
FR2732240A1 (fr) 1996-10-04

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20101130