PT89021A - Processo para a microencapsulacao de substancias solidas de baixo ponto de fusao - Google Patents

Processo para a microencapsulacao de substancias solidas de baixo ponto de fusao

Info

Publication number
PT89021A
PT89021A PT89021A PT8902188A PT89021A PT 89021 A PT89021 A PT 89021A PT 89021 A PT89021 A PT 89021A PT 8902188 A PT8902188 A PT 8902188A PT 89021 A PT89021 A PT 89021A
Authority
PT
Portugal
Prior art keywords
microencapsulation
solid substances
fusion point
low fusion
low
Prior art date
Application number
PT89021A
Other languages
English (en)
Other versions
PT89021B (pt
Inventor
Massimo Calanchi
Original Assignee
Eurand Int
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 Eurand Int filed Critical Eurand Int
Publication of PT89021A publication Critical patent/PT89021A/pt
Publication of PT89021B publication Critical patent/PT89021B/pt

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
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5052—Proteins, e.g. albumin
    • A61K9/5057—Gelatin
    • 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
    • B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
    • 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)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
PT89021A 1987-11-26 1988-11-17 Processo para microencapsulacao de substancias solidas de baixo ponto de fusao PT89021B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8722754A IT1224642B (it) 1987-11-26 1987-11-26 Procedimento per la microincapsulazione di sostanze solide bassogondenti.

Publications (2)

Publication Number Publication Date
PT89021A true PT89021A (pt) 1988-12-01
PT89021B PT89021B (pt) 1993-02-26

Family

ID=11200060

Family Applications (1)

Application Number Title Priority Date Filing Date
PT89021A PT89021B (pt) 1987-11-26 1988-11-17 Processo para microencapsulacao de substancias solidas de baixo ponto de fusao

Country Status (7)

Country Link
KR (1) KR900700183A (pt)
AU (1) AU2790389A (pt)
IT (1) IT1224642B (pt)
NZ (1) NZ226943A (pt)
PT (1) PT89021B (pt)
WO (1) WO1989004714A1 (pt)
ZA (1) ZA888387B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3916020C2 (de) * 1989-05-17 1994-06-01 Burkhard Dr Wichert Retardierende Mikropartikel aus bioabbaubaren Polyestern; Verfahren zu deren Herstellung unter Verzicht auf toxische Lösungsmittel und diese Mikropartikel enthaltende pharmazentische Zubereitungen
EP2031981A2 (en) * 2006-06-14 2009-03-11 Firmenich Sa Method and microcapsules for improving organoleptic properties
CN102985054B (zh) * 2010-06-30 2015-11-25 弗门尼舍有限公司 固体核芯凝聚胶囊

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL125130C (pt) * 1958-06-04
FR1367409A (fr) * 1958-12-22 1964-07-24 Ncr Co Procédé d'enduction à l'aide de lipides solides, de matières solides à l'état de particules
FR1571090A (pt) * 1968-08-05 1969-06-13
NO145937C (no) * 1977-08-25 1982-06-30 Blue Wing Corp Fremgangsmaate ved fremstilling av mikroinnkapslede, lipidholdige naeringsmiddel- og fortilsetninger

Also Published As

Publication number Publication date
NZ226943A (en) 1990-08-28
IT8722754A0 (it) 1987-11-26
WO1989004714A1 (en) 1989-06-01
PT89021B (pt) 1993-02-26
ZA888387B (en) 1989-08-30
AU2790389A (en) 1989-06-14
KR900700183A (ko) 1990-08-11
IT1224642B (it) 1990-10-18

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19920828

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19940228