DE3136606C2 - "Verfahren zur Herstellung von einen Wirkstoff enthaltenden Mikrokapseln und die danach erhältlichen Mikrokapseln - Google Patents

"Verfahren zur Herstellung von einen Wirkstoff enthaltenden Mikrokapseln und die danach erhältlichen Mikrokapseln

Info

Publication number
DE3136606C2
DE3136606C2 DE3136606A DE3136606A DE3136606C2 DE 3136606 C2 DE3136606 C2 DE 3136606C2 DE 3136606 A DE3136606 A DE 3136606A DE 3136606 A DE3136606 A DE 3136606A DE 3136606 C2 DE3136606 C2 DE 3136606C2
Authority
DE
Germany
Prior art keywords
microcapsules
solvent
active ingredient
measure
agents
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
DE3136606A
Other languages
German (de)
English (en)
Other versions
DE3136606A1 (de
Inventor
Thomas R Tice
Danny H Lewis
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.)
Stolle Research and Development Corp
Original Assignee
Stolle Research and Development Corp
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 Stolle Research and Development Corp filed Critical Stolle Research and Development Corp
Publication of DE3136606A1 publication Critical patent/DE3136606A1/de
Application granted granted Critical
Publication of DE3136606C2 publication Critical patent/DE3136606C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/12Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • B01J13/125Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution by evaporation of the solvent
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1682Processes
    • A61K9/1694Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S424/00Drug, bio-affecting and body treating compositions
    • Y10S424/14Topical contraceptives and spermacides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Peptides Or Proteins (AREA)
DE3136606A 1980-10-06 1981-09-15 "Verfahren zur Herstellung von einen Wirkstoff enthaltenden Mikrokapseln und die danach erhältlichen Mikrokapseln Expired - Fee Related DE3136606C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/194,127 US4389330A (en) 1980-10-06 1980-10-06 Microencapsulation process

Publications (2)

Publication Number Publication Date
DE3136606A1 DE3136606A1 (de) 1982-06-16
DE3136606C2 true DE3136606C2 (de) 1994-01-20

Family

ID=22716397

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3136606A Expired - Fee Related DE3136606C2 (de) 1980-10-06 1981-09-15 "Verfahren zur Herstellung von einen Wirkstoff enthaltenden Mikrokapseln und die danach erhältlichen Mikrokapseln

Country Status (24)

Country Link
US (1) US4389330A (en:Method)
JP (1) JPS5793912A (en:Method)
KR (1) KR880001765B1 (en:Method)
AT (1) AT384557B (en:Method)
AU (1) AU543059B2 (en:Method)
BE (1) BE890638A (en:Method)
CA (1) CA1142810A (en:Method)
CH (1) CH648494A5 (en:Method)
DE (1) DE3136606C2 (en:Method)
DK (1) DK156374C (en:Method)
ES (1) ES505709A0 (en:Method)
FI (1) FI76493C (en:Method)
FR (1) FR2491351A1 (en:Method)
GB (1) GB2088314B (en:Method)
HU (1) HU184884B (en:Method)
IE (1) IE51822B1 (en:Method)
IL (1) IL63814A (en:Method)
IT (1) IT1215625B (en:Method)
NL (1) NL8104507A (en:Method)
NO (1) NO152964C (en:Method)
NZ (1) NZ198554A (en:Method)
SE (1) SE453798B (en:Method)
YU (1) YU43774B (en:Method)
ZA (1) ZA815441B (en:Method)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10042023A1 (de) * 2000-08-08 2002-02-28 Biognostic Ag Kapseln, die feste Teilchen signalerzeugender Substanzen einkapseln, und deren Verwendung bei Bioassays zum Nachweis von Zielmolekülen in einer Probe
DE4042752B4 (de) * 1989-07-07 2009-05-07 Novartis Ag Verfahren zur Herstellung von Mikropartikeln, welche einen Wirkstoff in einem bioabbaubaren polymeren Träger enthalten

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FI76493B (fi) 1988-07-29
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AT384557B (de) 1987-12-10
AU543059B2 (en) 1985-03-28
NO812977L (no) 1982-04-07
KR830007069A (ko) 1983-10-14
ES8301663A1 (es) 1983-01-01
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YU43774B (en) 1989-12-31
GB2088314B (en) 1984-07-18
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NO152964B (no) 1985-09-16
FI813077L (fi) 1982-04-07
NO152964C (no) 1985-12-27
IE51822B1 (en) 1987-04-01
NZ198554A (en) 1985-05-31
IE812327L (en) 1982-04-06
IL63814A0 (en) 1981-12-31
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IL63814A (en) 1984-07-31
IT8124303A0 (it) 1981-10-05
DK156374B (da) 1989-08-14
DK376381A (da) 1982-04-07
US4389330A (en) 1983-06-21
ATA399481A (de) 1987-05-15
YU220781A (en) 1984-04-30
FI76493C (fi) 1988-11-10
CH648494A5 (de) 1985-03-29
DE3136606A1 (de) 1982-06-16
FR2491351B1 (en:Method) 1984-01-27
GB2088314A (en) 1982-06-09
FR2491351A1 (fr) 1982-04-09
BE890638A (fr) 1982-04-05
DK156374C (da) 1990-01-08
JPS5793912A (en) 1982-06-11
JPS6336290B2 (en:Method) 1988-07-19
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NL8104507A (nl) 1982-05-03
SE8105897L (sv) 1982-04-07

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