PT99236A - Processo para a preparacao de um polimero compreendendo um acido polilactico, um copolimero de acido glicolico e um acido carboxilico para utilizacao numa composicao de libertacao prolongada e de composicoes que o contem - Google Patents

Processo para a preparacao de um polimero compreendendo um acido polilactico, um copolimero de acido glicolico e um acido carboxilico para utilizacao numa composicao de libertacao prolongada e de composicoes que o contem

Info

Publication number
PT99236A
PT99236A PT99236A PT9923691A PT99236A PT 99236 A PT99236 A PT 99236A PT 99236 A PT99236 A PT 99236A PT 9923691 A PT9923691 A PT 9923691A PT 99236 A PT99236 A PT 99236A
Authority
PT
Portugal
Prior art keywords
acid
copolymer
preparing
composition
compositions containing
Prior art date
Application number
PT99236A
Other languages
English (en)
Other versions
PT99236B (pt
Inventor
Yasuaki Ogawa
Minoru Yamada
Sieko Ishiguro
Original Assignee
Takeda Chemical Industries Ltd
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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Publication of PT99236A publication Critical patent/PT99236A/pt
Publication of PT99236B publication Critical patent/PT99236B/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/74—Synthetic polymeric materials
    • A61K31/745—Polymers of hydrocarbons
    • 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
    • A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
    • 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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A61K9/1647—Polyesters, e.g. poly(lactide-co-glycolide)
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
PT99236A 1990-10-16 1991-10-15 Processo para a preparacao de um polimero compreendendo um acido polilactico, um copolimero de acido glicolico e um acido carboxilico para utilizacao numa composicao de libertacao prolongada e de composicoes que o contem PT99236B (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27803790 1990-10-16
JP21704591 1991-08-28

Publications (2)

Publication Number Publication Date
PT99236A true PT99236A (pt) 1992-09-30
PT99236B PT99236B (pt) 1999-04-30

Family

ID=26521778

Family Applications (1)

Application Number Title Priority Date Filing Date
PT99236A PT99236B (pt) 1990-10-16 1991-10-15 Processo para a preparacao de um polimero compreendendo um acido polilactico, um copolimero de acido glicolico e um acido carboxilico para utilizacao numa composicao de libertacao prolongada e de composicoes que o contem

Country Status (24)

Country Link
US (1) US5304377A (pt)
EP (1) EP0481732B1 (pt)
JP (1) JP3196035B2 (pt)
KR (1) KR100199119B1 (pt)
CN (2) CN1043189C (pt)
AT (1) ATE119035T1 (pt)
AU (1) AU644019B2 (pt)
CA (1) CA2053468C (pt)
DE (1) DE69107773T2 (pt)
DK (1) DK0481732T3 (pt)
EE (1) EE02958B1 (pt)
ES (1) ES2069221T3 (pt)
FI (1) FI101454B1 (pt)
GE (1) GEP19981287B (pt)
IE (1) IE66705B1 (pt)
LT (1) LT3277B (pt)
LV (1) LV10055B (pt)
MX (1) MX9101595A (pt)
NO (1) NO302481B1 (pt)
NZ (1) NZ240214A (pt)
PT (1) PT99236B (pt)
RU (1) RU2103005C1 (pt)
UA (1) UA27707C2 (pt)
ZA (1) ZA918168B (pt)

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CA1329771C (en) 1988-09-01 1994-05-24 Shoji Kishimoto Angiogenesis inhibitory agent
JPH02212436A (ja) * 1989-02-14 1990-08-23 Japan Atom Energy Res Inst 徐放性基剤
EP0415294A3 (en) 1989-08-31 1991-06-12 Takeda Chemical Industries, Ltd. Cyclohexanol derivatives, production and use thereof
CN2891061Y (zh) 2006-03-15 2007-04-18 鸿富锦精密工业（深圳）有限公司 一体式液晶电脑及其电脑主机

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EP0481732A1 (en) 1992-04-22
IE66705B1 (en) 1996-01-24
EP0481732B1 (en) 1995-03-01
EE02958B1 (et) 1997-02-17
FI101454B (fi) 1998-06-30
CN1043189C (zh) 1999-05-05
UA27707C2 (uk) 2000-10-16
ZA918168B (en) 1993-04-14
US5304377A (en) 1994-04-19
LT3277B (en) 1995-05-25
IE913624A1 (en) 1992-04-22
DK0481732T3 (da) 1995-05-22
JPH05112468A (ja) 1993-05-07
NZ240214A (en) 1993-02-25
ES2069221T3 (es) 1995-05-01
GEP19981287B (en) 1998-09-01
ATE119035T1 (de) 1995-03-15
MX9101595A (es) 1992-06-05
CN1116212A (zh) 1996-02-07
LTIP442A (en) 1994-11-25
FI101454B1 (fi) 1998-06-30
AU644019B2 (en) 1993-12-02
DE69107773T2 (de) 1995-06-29
RU2103005C1 (ru) 1998-01-27
JP3196035B2 (ja) 2001-08-06
AU8586491A (en) 1992-04-30
CA2053468C (en) 2002-07-09
NO914032D0 (no) 1991-10-14
CA2053468A1 (en) 1992-04-17
KR100199119B1 (ko) 1999-06-15
FI914865L (fi) 1992-04-17
CN1060851A (zh) 1992-05-06
LV10055A (lv) 1994-05-10
DE69107773D1 (de) 1995-04-06
PT99236B (pt) 1999-04-30
NO302481B1 (no) 1998-03-09
KR920007632A (ko) 1992-05-27
NO914032L (no) 1992-04-21
FI914865A0 (fi) 1991-10-15
LV10055B (en) 1995-02-20
CN1057670C (zh) 2000-10-25

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