DE69129770D1 - Biologisch abbaubare hochmolekulare Polymere, ihre Herstellung und ihre Verwendung - Google Patents

Biologisch abbaubare hochmolekulare Polymere, ihre Herstellung und ihre Verwendung

Info

Publication number
DE69129770D1
DE69129770D1 DE69129770T DE69129770T DE69129770D1 DE 69129770 D1 DE69129770 D1 DE 69129770D1 DE 69129770 T DE69129770 T DE 69129770T DE 69129770 T DE69129770 T DE 69129770T DE 69129770 D1 DE69129770 D1 DE 69129770D1
Authority
DE
Germany
Prior art keywords
molecular weight
production
high molecular
weight polymers
biodegradable
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 - Lifetime
Application number
DE69129770T
Other languages
English (en)
Other versions
DE69129770T2 (de
Inventor
Minoru Yamada
Toshiro Heya
Yasuaki Ogawa
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.)
Takeda Pharmaceutical Co Ltd
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
Application granted granted Critical
Publication of DE69129770D1 publication Critical patent/DE69129770D1/de
Publication of DE69129770T2 publication Critical patent/DE69129770T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61K9/5005—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
    • 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
    • C08G63/88—Post-polymerisation treatment
    • C08G63/90—Purification; Drying

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE69129770T 1990-04-13 1991-04-10 Biologisch abbaubare hochmolekulare Polymere, ihre Herstellung und ihre Verwendung Expired - Lifetime DE69129770T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9851090 1990-04-13

Publications (2)

Publication Number Publication Date
DE69129770D1 true DE69129770D1 (de) 1998-08-20
DE69129770T2 DE69129770T2 (de) 1998-11-19

Family

ID=14221647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69129770T Expired - Lifetime DE69129770T2 (de) 1990-04-13 1991-04-10 Biologisch abbaubare hochmolekulare Polymere, ihre Herstellung und ihre Verwendung

Country Status (6)

Country Link
US (1) US5585460A (de)
EP (1) EP0452111B1 (de)
AT (1) ATE168391T1 (de)
CA (1) CA2040141C (de)
DE (1) DE69129770T2 (de)
HU (1) HUT59943A (de)

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US6353030B1 (en) 1990-08-01 2002-03-05 Novartis Ag Relating to organic compounds
SK282231B6 (sk) * 1993-11-19 2001-12-03 Janssen Pharmaceutica N. V. Farmaceutický prostriedok na liečenie psychotických porúch
US5942597A (en) * 1995-08-21 1999-08-24 The Procter & Gamble Company Solvent extraction of polyhydroxyalkanoates from biomass
TW448055B (en) * 1995-09-04 2001-08-01 Takeda Chemical Industries Ltd Method of production of sustained-release preparation
US5821299A (en) * 1996-02-16 1998-10-13 The Proctor & Gamble Company Solvent extraction of polyhydroxy-alkanoates from biomass facilitated by the use of marginal nonsolvent
US5980948A (en) * 1996-08-16 1999-11-09 Osteotech, Inc. Polyetherester copolymers as drug delivery matrices
US5945126A (en) * 1997-02-13 1999-08-31 Oakwood Laboratories L.L.C. Continuous microsphere process
DE69837914T2 (de) * 1997-04-15 2008-02-21 Metabolix, Inc., Cambridge Hochtemperatur-PHA Extraktion mit schlecht-lösenden Lösungsmittel für PHA
WO1998046782A1 (en) * 1997-04-15 1998-10-22 Monsanto Company Methods of pha extraction and recovery using non-halogenated solvents
US5989463A (en) * 1997-09-24 1999-11-23 Alkermes Controlled Therapeutics, Inc. Methods for fabricating polymer-based controlled release devices
DE69836439T2 (de) 1997-12-22 2007-05-24 Metabolix, Inc., Cambridge Polyhydroxyalkanoatzusammensetzungen mit kontrollierten abbaugeschwindigkeiten
US6270802B1 (en) 1998-10-28 2001-08-07 Oakwood Laboratories L.L.C. Method and apparatus for formulating microspheres and microcapsules
PT1163019E (pt) 1999-03-25 2007-12-06 Metabolix Inc Dispositivos médicos e aplicações de polímeros de poli-hidroxialcanoato
PT1693054T (pt) * 2000-08-07 2016-07-07 Takeda Pharmaceuticals Co Polímero de ácido láctico e processo para a sua produção
US8470359B2 (en) 2000-11-13 2013-06-25 Qlt Usa, Inc. Sustained release polymer
TWI332407B (en) * 2001-06-29 2010-11-01 Takeda Chemical Industries Ltd Controlled release composition and method of producting the same
TWI225416B (en) * 2001-06-29 2004-12-21 Takeda Chemical Industries Ltd Sustained-release composition and process for producing the same
CN1620285A (zh) * 2001-12-26 2005-05-25 武田药品工业株式会社 新微球和其生产方法
SI2561860T1 (en) 2002-05-31 2018-05-31 Titan Pharmaceuticals, Inc. An implantable polymeric device for prolonged release of buprenorphine
KR100709015B1 (ko) * 2002-11-13 2007-04-18 (주)아모레퍼시픽 지속적 약물방출이 가능한 고분자 미립구 및 그 제조방법
AU2004228017C1 (en) 2003-03-31 2010-06-03 Titan Pharmaceuticals, Inc. Implantable polymeric device for sustained release of dopamine agonist
ES2819189T3 (es) 2003-05-08 2021-04-15 Tepha Inc Tejidos y fibras médicos de polihidroxialcanoato
TW200529890A (en) * 2004-02-10 2005-09-16 Takeda Pharmaceutical Sustained-release preparations
TW200613012A (en) * 2004-07-02 2006-05-01 Takeda Pharmaceuticals Co Sustained-release composition, process for producing the same and use of the same
DE602005022197D1 (de) 2004-08-03 2010-08-19 Tepha Inc Nichtkräuselnde polyhydroxyalkanoatnähte
EP1716847B1 (de) * 2005-04-28 2008-01-02 Nipro Corporation Bioabsorbierbare pharmazeutische Zusammensetzung enthaltend einen PLGA-Copolymer
SI1984009T1 (sl) 2006-01-18 2013-02-28 Qps, Llc Farmacevtski sestavki z izboljĺ ano stabilnostjo
US20070179276A1 (en) * 2006-01-31 2007-08-02 Purac Biochem Bv Method for the purification of resorbable polymers from residual monomers
US8076448B2 (en) 2006-10-11 2011-12-13 Tolmar Therapeutics, Inc. Preparation of biodegradable polyesters with low-burst properties by supercritical fluid extraction
US7943683B2 (en) 2006-12-01 2011-05-17 Tepha, Inc. Medical devices containing oriented films of poly-4-hydroxybutyrate and copolymers
US8414424B2 (en) * 2006-12-12 2013-04-09 Acushnet Company Anti-counterfeiting system using compound additives
ES2791698T3 (es) 2006-12-18 2020-11-05 Takeda Pharmaceuticals Co Composición de liberación sostenida y método para producir la misma
PT2115029E (pt) 2007-02-15 2015-10-26 Tolmar Therapeutics Inc Poli-(lactido/glicolido) de efeito de libertação imediata reduzido e métodos de produção de polímeros
DE102007020951A1 (de) * 2007-05-04 2008-11-06 Boehringer Ingelheim Pharma Gmbh & Co. Kg Verfahren und Vorrichtung zur Reinigung eines resorbierbaren Polyesters
EP2364332A4 (de) * 2008-11-07 2013-10-16 Samyang Biopharmaceuticals Hochgereinigte polymilchsäure oder derivat davon, salz davon und reinigungsverfahren dafür
WO2010111238A2 (en) * 2009-03-23 2010-09-30 Micell Technologies, Inc. Improved biodegradable polymers
US8293444B2 (en) 2009-06-24 2012-10-23 Xerox Corporation Purified polyester resins for toner performance improvement
JP5959728B2 (ja) 2013-04-11 2016-08-02 三井化学株式会社 乳酸―グリコール酸共重合体の製造法またはその塩の製造法
CA2958747C (en) 2014-08-15 2022-08-16 Tepha, Inc. Self-retaining sutures of poly-4-hydroxybutyrate and copolymers thereof
US20160106804A1 (en) 2014-10-15 2016-04-21 Yuhua Li Pharmaceutical composition with improved stability
US10626521B2 (en) 2014-12-11 2020-04-21 Tepha, Inc. Methods of manufacturing mesh sutures from poly-4-hydroxybutyrate and copolymers thereof
CA2969429C (en) 2014-12-11 2020-10-27 Tepha, Inc. Methods of orienting multifilament yarn and monofilaments of poly-4-hydroxybutyrate and copolymers thereof
CN112940234B (zh) * 2021-01-28 2022-05-03 广东粤港澳大湾区黄埔材料研究院 一种高纯度聚乙丙交酯的制备方法

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US4273920A (en) * 1979-09-12 1981-06-16 Eli Lilly And Company Polymerization process and product
US4389330A (en) * 1980-10-06 1983-06-21 Stolle Research And Development Corporation Microencapsulation process
JPS60100516A (ja) * 1983-11-04 1985-06-04 Takeda Chem Ind Ltd 徐放型マイクロカプセルの製造法
ATE61935T1 (de) * 1985-02-07 1991-04-15 Takeda Chemical Industries Ltd Verfahren zur herstellung von mikrokapseln.
JP2551756B2 (ja) * 1985-05-07 1996-11-06 武田薬品工業株式会社 ポリオキシカルボン酸エステルおよびその製造法
DE3708916A1 (de) * 1987-03-19 1988-09-29 Boehringer Ingelheim Kg Verfahren zur reinigung resorbierbarer polyester
US4853224A (en) * 1987-12-22 1989-08-01 Visionex Biodegradable ocular implants
JP2714454B2 (ja) * 1988-11-07 1998-02-16 三井東圧化学株式会社 生体吸収性ポリエステルの製造方法
US5182258A (en) * 1989-03-20 1993-01-26 Orbon Corporation Systemic delivery of polypeptides through the eye

Also Published As

Publication number Publication date
DE69129770T2 (de) 1998-11-19
EP0452111A3 (en) 1992-08-05
HUT59943A (en) 1992-07-28
ATE168391T1 (de) 1998-08-15
CA2040141C (en) 2002-05-14
HU911222D0 (en) 1991-10-28
CA2040141A1 (en) 1991-10-14
EP0452111B1 (de) 1998-07-15
US5585460A (en) 1996-12-17
EP0452111A2 (de) 1991-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TAKEDA PHARMACEUTICAL CO. LTD., OSAKA, JP