ATE289205T1 - Verfahren zur herstellung biologisch-abbaubarer polyester - Google Patents

Verfahren zur herstellung biologisch-abbaubarer polyester

Info

Publication number
ATE289205T1
ATE289205T1 AT99961296T AT99961296T ATE289205T1 AT E289205 T1 ATE289205 T1 AT E289205T1 AT 99961296 T AT99961296 T AT 99961296T AT 99961296 T AT99961296 T AT 99961296T AT E289205 T1 ATE289205 T1 AT E289205T1
Authority
AT
Austria
Prior art keywords
carboxyl
polymer
omega
protected carboxyl
acid derivative
Prior art date
Application number
AT99961296T
Other languages
English (en)
Inventor
Yoshio Hata
Yasutaka Igari
Original Assignee
Takeda Pharmaceutical
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 Pharmaceutical filed Critical Takeda Pharmaceutical
Application granted granted Critical
Publication of ATE289205T1 publication Critical patent/ATE289205T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/34—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
    • 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
    • A61K9/10—Dispersions; Emulsions
    • A61K9/107—Emulsions ; Emulsion preconcentrates; Micelles
    • A61K9/113—Multiple emulsions, e.g. oil-in-water-in-oil
    • 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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08—Lactones or lactides

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Dispersion Chemistry (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Medicinal Preparation (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
AT99961296T 1998-12-15 1999-12-14 Verfahren zur herstellung biologisch-abbaubarer polyester ATE289205T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP35649798 1998-12-15
PCT/JP1999/007013 WO2000035990A1 (fr) 1998-12-15 1999-12-14 Procede de production d'un polymere

Publications (1)

Publication Number Publication Date
ATE289205T1 true ATE289205T1 (de) 2005-03-15

Family

ID=18449318

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99961296T ATE289205T1 (de) 1998-12-15 1999-12-14 Verfahren zur herstellung biologisch-abbaubarer polyester

Country Status (11)

Country Link
US (1) US6756472B1 (de)
EP (1) EP1158014B1 (de)
KR (1) KR100584634B1 (de)
CN (1) CN1134479C (de)
AT (1) ATE289205T1 (de)
AU (1) AU1797800A (de)
CA (1) CA2355186C (de)
DE (1) DE69923795T2 (de)
ES (1) ES2234325T3 (de)
PT (1) PT1158014E (de)
WO (1) WO2000035990A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HK1042237A1 (en) 1999-07-15 2002-08-09 Takeda Chemical Industries, Ltd. Sustained release compositions, process for producing the same and use thereof
US20040023987A1 (en) * 2000-06-14 2004-02-05 Yoshio Hata Sustained release compositions
ES2256276T5 (es) 2000-08-07 2011-02-22 Wako Pure Chemical Industries, Ltd. Polímero de ácido láctico y procedimiento para su producción.
FR2821360B1 (fr) * 2001-02-27 2003-05-30 Sod Conseils Rech Applic Procede de preparation de polyesters avec des fonctions acides libres intracatenaires
TW200526267A (en) 2001-06-29 2005-08-16 Takeda Chemical Industries Ltd Controlled release composition and method of producing the same
TWI225416B (en) * 2001-06-29 2004-12-21 Takeda Chemical Industries Ltd Sustained-release composition and process for producing the same
BRPI0307077A2 (pt) * 2002-01-22 2017-06-20 Biomatera Inc método para secar polímeros biodegradáveis
EP1923075B1 (de) * 2004-08-13 2015-11-11 Rutgers, The State University Röntgendichte Polymerstents
MY148370A (en) * 2006-12-18 2013-04-15 Takeda Pharmaceutical Sustained-release composition and method for producing the same
WO2008130158A1 (en) * 2007-04-19 2008-10-30 Dong-A Pharmaceutical. Co., Ltd A biodegradable microsphere composition suitable for the controlled release of glucose controlling peptide and formulation thereof
EP2508504B1 (de) * 2009-12-01 2016-04-13 Sumitomo Chemical Co., Ltd Verfahren zur herstellung von cycloalkandicarbonsäuremonoestern
CN103275312B (zh) * 2013-05-16 2015-01-21 湘潭大学 含侧羟基或侧羧基官能团的聚丙交酯及其制备方法
US20160106804A1 (en) 2014-10-15 2016-04-21 Yuhua Li Pharmaceutical composition with improved stability

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW333456B (en) * 1992-12-07 1998-06-11 Takeda Pharm Ind Co Ltd A pharmaceutical composition of sustained-release preparation the invention relates to a pharmaceutical composition of sustained-release preparation which comprises a physiologically active peptide.
CA2167920A1 (en) 1993-07-23 1995-02-02 Abraham J. Domb Nonoparticles and microparticles of non-linear hydrophilic-hydrophobic multiblock copolymers
ATE178789T1 (de) 1994-02-21 1999-04-15 Takeda Chemical Industries Ltd Polyester matrix für eine pharmazeutische zusammensetzung mit verzögerter freigabe
ES2221019T3 (es) 1996-10-31 2004-12-16 Takeda Chemical Industries, Ltd. Preparacion de liberacion mantenida.
NZ505651A (en) 1998-01-16 2003-08-29 Takeda Chemical Industries Ltd Sustained release composition comprising biologically active substance, hydroxynaphthoic acid and biodegradable polymer
HK1042237A1 (en) * 1999-07-15 2002-08-09 Takeda Chemical Industries, Ltd. Sustained release compositions, process for producing the same and use thereof

Also Published As

Publication number Publication date
KR20010082348A (ko) 2001-08-29
AU1797800A (en) 2000-07-03
ES2234325T3 (es) 2005-06-16
CN1334834A (zh) 2002-02-06
DE69923795D1 (de) 2005-03-24
EP1158014A4 (de) 2003-01-22
WO2000035990A1 (fr) 2000-06-22
CA2355186A1 (en) 2000-06-22
PT1158014E (pt) 2005-04-29
EP1158014B1 (de) 2005-02-16
US6756472B1 (en) 2004-06-29
CA2355186C (en) 2008-03-18
KR100584634B1 (ko) 2006-05-30
EP1158014A1 (de) 2001-11-28
DE69923795T2 (de) 2006-03-16
CN1134479C (zh) 2004-01-14

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