AU2001276733A1 - Lactic acid polymer and process for producing the same - Google Patents

Lactic acid polymer and process for producing the same

Info

Publication number
AU2001276733A1
AU2001276733A1 AU2001276733A AU7673301A AU2001276733A1 AU 2001276733 A1 AU2001276733 A1 AU 2001276733A1 AU 2001276733 A AU2001276733 A AU 2001276733A AU 7673301 A AU7673301 A AU 7673301A AU 2001276733 A1 AU2001276733 A1 AU 2001276733A1
Authority
AU
Australia
Prior art keywords
weight
lactic acid
acid polymer
producing
same
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.)
Abandoned
Application number
AU2001276733A
Other languages
English (en)
Inventor
Takashi Aoki
Yoshio Hata
Tsutomu Tani
Kohei Yamamoto
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
Fujifilm Wako Pure Chemical Corp
Original Assignee
Wako Pure Chemical Industries Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18729814&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU2001276733(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wako Pure Chemical Industries Ltd, Takeda Chemical Industries Ltd filed Critical Wako Pure Chemical Industries Ltd
Publication of AU2001276733A1 publication Critical patent/AU2001276733A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00—Medicinal preparations containing peptides
    • A61K38/04—Peptides having up to 20 amino acids in a fully defined sequence; Derivatives thereof
    • A61K38/08—Peptides having 5 to 11 amino acids
    • A61K38/09—Luteinising hormone-releasing hormone [LHRH], i.e. Gonadotropin-releasing hormone [GnRH]; Related peptides
    • 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
    • C08G63/89—Recovery of the polymer
    • 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)
    • 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
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P15/00—Drugs for genital or sexual disorders; Contraceptives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • 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
    • 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
    • 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
    • C08G63/91—Polymers modified by chemical after-treatment
    • C08G63/912—Polymers modified by chemical after-treatment 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Polymers & Plastics (AREA)
  • Epidemiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Reproductive Health (AREA)
  • Endocrinology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Immunology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Medicinal Preparation (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
AU2001276733A 2000-08-07 2001-08-06 Lactic acid polymer and process for producing the same Abandoned AU2001276733A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000238051 2000-08-07
JP2000-238051 2000-08-07
PCT/JP2001/006721 WO2002012369A1 (fr) 2000-08-07 2001-08-06 Polymere d'acide lactique et son procede de preparation

Publications (1)

Publication Number Publication Date
AU2001276733A1 true AU2001276733A1 (en) 2002-02-18

Family

ID=18729814

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001276733A Abandoned AU2001276733A1 (en) 2000-08-07 2001-08-06 Lactic acid polymer and process for producing the same

Country Status (15)

Country Link
US (3) US7019106B2 (fr)
EP (2) EP1693054B1 (fr)
JP (2) JP5046447B2 (fr)
KR (1) KR100772950B1 (fr)
CN (1) CN1269870C (fr)
AT (1) ATE322513T1 (fr)
AU (1) AU2001276733A1 (fr)
CA (1) CA2419065C (fr)
CY (1) CY1117889T1 (fr)
DE (1) DE60118575T3 (fr)
DK (1) DK1310517T4 (fr)
ES (2) ES2256276T5 (fr)
HK (1) HK1095526A1 (fr)
PT (2) PT1693054T (fr)
WO (1) WO2002012369A1 (fr)

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AR034641A1 (es) 2001-06-29 2004-03-03 Takeda Pharmaceutical Composicion de liberacion controlada y metodo para producirla
US20060183205A1 (en) * 2003-01-29 2006-08-17 Laurent Masaro Method for controlling molecular weight and distribution of biopolymers
JP4205497B2 (ja) * 2003-06-23 2009-01-07 帝人株式会社 リン脂質を含有するポリ乳酸樹脂組成物および成形体
WO2005023906A1 (fr) 2003-09-08 2005-03-17 Chugai Seiyaku Kabushiki Kaisha Produit de modification d'acide hyaluronique et vecteur de medicament fabrique a partir de ce dernier
MXPA06012241A (es) * 2004-04-23 2007-03-07 Amgen Inc Polimeros de acido polilactico de bajo peso molecular.
EP1763703A4 (fr) * 2004-05-12 2010-12-08 Massachusetts Inst Technology Procede de fabrication, tel qu'une impression tridimensionnelle, comprenant la formation de films utilisant la vapeur de solvant et analogue
TW200613012A (en) * 2004-07-02 2006-05-01 Takeda Pharmaceuticals Co Sustained-release composition, process for producing the same and use of the same
ATE382337T1 (de) * 2005-04-28 2008-01-15 Nipro Corp Bioabsorbierbare pharmazeutische zusammensetzung enthaltend einen plga-copolymer
WO2007084460A2 (fr) 2006-01-18 2007-07-26 Qps, Llc Compositions pharmaceutiques a stabilite amelioree
US8076448B2 (en) * 2006-10-11 2011-12-13 Tolmar Therapeutics, Inc. Preparation of biodegradable polyesters with low-burst properties by supercritical fluid extraction
US20080146822A1 (en) 2006-11-28 2008-06-19 Purac Biochem B.V. Stable lactide particles
BRPI0719152B1 (pt) * 2006-11-28 2018-07-31 Purac Biochem B.V Processo para a preparação de partículas de lactídeo e uso das referidas partículas
NL2000454C1 (nl) * 2006-11-28 2008-01-02 Purac Biochem Bv Stabiele lactidedeeltjes.
GEP20125597B (en) 2006-12-18 2012-08-10 Takeda Pharmaceutical Sustained-release composition and production method thereof
PT3202814T (pt) 2007-02-15 2019-11-26 Tolmar Therapeutics Inc Poli-(lactido/glicolido) de libertação imediata reduzida e métodos de produção de polímeros
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WO2009148580A2 (fr) 2008-06-03 2009-12-10 Qlt Usa, Inc. Formulation copolymérique à libération contrôlée présentant une cinétique de libération améliorée
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WO2014168134A1 (fr) 2013-04-11 2014-10-16 三井化学株式会社 Procédé de fabrication de copolymère d'acide lactique-acide glycolique et procédé de fabrication de sel de celui-ci
EA201692083A1 (ru) 2014-04-16 2017-03-31 Вейкс-Фарма Гмбх Фармацевтическая композиция для ветеринарии и ее применение
AU2016355236C1 (en) 2015-11-16 2022-09-22 Medincell A method for morselizing and/or targeting pharmaceutically active principles to synovial tissue
EP3675921A1 (fr) * 2017-08-31 2020-07-08 Evonik Corporation Procédé de purification de polymère résorbable amélioré
EP4221684A1 (fr) 2020-09-30 2023-08-09 Tolmar International Limited Système d'administration de polymère biodégradable pour l'administration prolongée de testostérone

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Also Published As

Publication number Publication date
EP1310517B2 (fr) 2010-11-17
PT1310517E (pt) 2006-05-31
HK1095526A1 (zh) 2007-05-11
US8092830B2 (en) 2012-01-10
US20030153724A1 (en) 2003-08-14
US7019106B2 (en) 2006-03-28
ES2577389T3 (es) 2016-07-14
PT1693054T (pt) 2016-07-07
EP1693054A3 (fr) 2007-07-11
EP1693054A2 (fr) 2006-08-23
CA2419065A1 (fr) 2002-02-14
CY1117889T1 (el) 2017-05-17
WO2002012369A9 (fr) 2003-04-24
WO2002012369A1 (fr) 2002-02-14
JP5622760B2 (ja) 2014-11-12
DK1310517T4 (da) 2011-01-17
US20070259036A1 (en) 2007-11-08
KR100772950B1 (ko) 2007-11-02
JP2012107256A (ja) 2012-06-07
CN1461321A (zh) 2003-12-10
EP1310517A4 (fr) 2005-01-05
DE60118575T3 (de) 2011-05-19
JP2002121272A (ja) 2002-04-23
JP5046447B2 (ja) 2012-10-10
DK1310517T3 (da) 2006-07-24
EP1693054B1 (fr) 2016-05-25
CN1269870C (zh) 2006-08-16
ES2256276T3 (es) 2006-07-16
ES2256276T5 (es) 2011-02-22
DE60118575D1 (de) 2006-05-18
ATE322513T1 (de) 2006-04-15
DE60118575T2 (de) 2006-08-24
EP1310517B1 (fr) 2006-04-05
US20060128938A1 (en) 2006-06-15
EP1310517A1 (fr) 2003-05-14
CA2419065C (fr) 2009-12-22
KR20030046405A (ko) 2003-06-12

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