DE69829655D1 - Biofunktionelle polymere im überkritischem fluid hergestellt - Google Patents

Biofunktionelle polymere im überkritischem fluid hergestellt

Info

Publication number
DE69829655D1
DE69829655D1 DE69829655T DE69829655T DE69829655D1 DE 69829655 D1 DE69829655 D1 DE 69829655D1 DE 69829655 T DE69829655 T DE 69829655T DE 69829655 T DE69829655 T DE 69829655T DE 69829655 D1 DE69829655 D1 DE 69829655D1
Authority
DE
Germany
Prior art keywords
polymers made
overcritical fluid
biofunctional polymers
biofunctional
overcritical
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
DE69829655T
Other languages
English (en)
Other versions
DE69829655T3 (de
DE69829655T2 (de
Inventor
Melvyn Howdle
Vladimir Popov
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.)
University of Nottingham
Original Assignee
University of Nottingham
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=26311517&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69829655(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from GBGB9709561.6A external-priority patent/GB9709561D0/en
Application filed by University of Nottingham filed Critical University of Nottingham
Publication of DE69829655D1 publication Critical patent/DE69829655D1/de
Application granted granted Critical
Publication of DE69829655T2 publication Critical patent/DE69829655T2/de
Publication of DE69829655T3 publication Critical patent/DE69829655T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0433—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being a reactive gas
    • B05D3/044—Pretreatment
    • B05D3/0446—Pretreatment of a polymeric substrate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/831—Preparations for artificial teeth, for filling teeth or for capping teeth comprising non-metallic elements or compounds thereof, e.g. carbon
    • A61K6/838—Phosphorus compounds, e.g. apatite
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/884—Preparations for artificial teeth, for filling teeth or for capping teeth comprising natural or synthetic resins
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/884—Preparations for artificial teeth, for filling teeth or for capping teeth comprising natural or synthetic resins
    • A61K6/887—Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K6/00—Preparations for dentistry
    • A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
    • A61K6/884—Preparations for artificial teeth, for filling teeth or for capping teeth comprising natural or synthetic resins
    • A61K6/891—Compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • A61K9/1682—Processes
    • A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/40—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
    • A61L27/44—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2401/00—Form of the coating product, e.g. solution, water dispersion, powders or the like
    • B05D2401/90—Form of the coating product, e.g. solution, water dispersion, powders or the like at least one component of the composition being in supercritical state or close to supercritical state

Landscapes

  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Medicinal Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Transplantation (AREA)
  • Dermatology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Composite Materials (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE69829655T 1997-05-10 1998-05-06 Biofunktionelle polymere im überkritischem fluid hergestellt Expired - Lifetime DE69829655T3 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB9709561 1997-05-10
GBGB9709561.6A GB9709561D0 (en) 1997-05-10 1997-05-10 Biocompatible polymers
GBGB9800936.8A GB9800936D0 (en) 1997-05-10 1998-01-19 Biofunctional polymers
GB9800936 1998-01-19
PCT/GB1998/001325 WO1998051347A1 (en) 1997-05-10 1998-05-06 Biofunctional polymers prepared in supercritical fluid

Publications (3)

Publication Number Publication Date
DE69829655D1 true DE69829655D1 (de) 2005-05-12
DE69829655T2 DE69829655T2 (de) 2006-02-09
DE69829655T3 DE69829655T3 (de) 2011-02-10

Family

ID=26311517

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69829655T Expired - Lifetime DE69829655T3 (de) 1997-05-10 1998-05-06 Biofunktionelle polymere im überkritischem fluid hergestellt

Country Status (12)

Country Link
US (2) US6414050B1 (de)
EP (2) EP1588700B1 (de)
JP (1) JP4874447B2 (de)
CN (1) CN1163275C (de)
AU (1) AU7344498A (de)
DE (1) DE69829655T3 (de)
DK (1) DK1588700T3 (de)
ES (2) ES2241134T5 (de)
GB (1) GB9800936D0 (de)
HK (1) HK1082204A1 (de)
PT (1) PT1588700E (de)
WO (1) WO1998051347A1 (de)

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US6506213B1 (en) 2000-09-08 2003-01-14 Ferro Corporation Manufacturing orthopedic parts using supercritical fluid processing techniques
GB0027357D0 (en) 2000-11-09 2000-12-27 Bradford Particle Design Plc Particle formation methods and their products
US6919421B2 (en) * 2001-02-06 2005-07-19 Folia, Inc Methods of synthesis of polysuccinimide, copolymers of polysuccinimide and derivatives thereof
US6887971B2 (en) * 2001-02-06 2005-05-03 Folia, Inc. Synthesis of polysuccinimide and copoly(succinimide-aspartate) in a supercritical fluid
AU2002310567B2 (en) 2001-05-30 2005-10-20 Csir Method of encapsulating an active substance
EP1406680A4 (de) * 2001-06-15 2007-01-10 Johns Hopkins Singapore Pte Lt Biofunktionale fasern
GB0117696D0 (en) * 2001-07-20 2001-09-12 Bradford Particle Design Plc Particle information
US7160492B2 (en) * 2001-12-12 2007-01-09 Depuy Products, Inc. Orthopaedic device for implantation in the body of an animal and method for making the same
GB0205867D0 (en) * 2002-03-13 2002-04-24 Univ Nottingham Polymer composite loaded with functioning matter
GB0205868D0 (en) * 2002-03-13 2002-04-24 Univ Nottingham Polymer composite with internally distributed deposition matter
GB0216562D0 (en) 2002-04-25 2002-08-28 Bradford Particle Design Ltd Particulate materials
US9339459B2 (en) 2003-04-24 2016-05-17 Nektar Therapeutics Particulate materials
US6998051B2 (en) * 2002-07-03 2006-02-14 Ferro Corporation Particles from supercritical fluid extraction of emulsion
US6966990B2 (en) 2002-10-11 2005-11-22 Ferro Corporation Composite particles and method for preparing
US6931888B2 (en) * 2003-02-07 2005-08-23 Ferro Corporation Lyophilization method and apparatus for producing particles
US7083748B2 (en) * 2003-02-07 2006-08-01 Ferro Corporation Method and apparatus for continuous particle production using supercritical fluid
US7449136B2 (en) * 2003-02-21 2008-11-11 Ferro Pfanstiehl Laboratories, Inc. Method and apparatus for producing composite particles using supercritical fluid as plasticizing and extracting agent
EP1596969B1 (de) * 2003-02-24 2015-07-22 Ferro Corporation Verfahren zur verbesserten grössenreduzierung von teilchen
FR2854079B1 (fr) * 2003-04-25 2007-11-30 Pf Medicament Procede de preparation de complexes moleculaires
US20060008531A1 (en) * 2003-05-08 2006-01-12 Ferro Corporation Method for producing solid-lipid composite drug particles
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CU23352A1 (es) * 2003-10-16 2009-03-16 Centro Nacional De Investigaciones Cientificas Biomateriales compuestos para implantes óseos
WO2005042623A1 (en) * 2003-10-23 2005-05-12 University Of Nottingham Preparing active polymer extrudates
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WO2005055972A2 (en) * 2003-12-09 2005-06-23 Nanon A/S A drug delivery device and a method of producing it
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Also Published As

Publication number Publication date
EP0981373A1 (de) 2000-03-01
US20020155145A1 (en) 2002-10-24
JP4874447B2 (ja) 2012-02-15
WO1998051347A1 (en) 1998-11-19
EP1588700A1 (de) 2005-10-26
DE69829655T3 (de) 2011-02-10
AU7344498A (en) 1998-12-08
ES2241134T5 (es) 2010-11-04
ES2441644T3 (es) 2014-02-05
DK1588700T3 (da) 2014-01-13
EP1588700B1 (de) 2013-10-16
PT1588700E (pt) 2014-01-20
US6414050B1 (en) 2002-07-02
JP2002506428A (ja) 2002-02-26
EP0981373B1 (de) 2005-04-06
US6670407B2 (en) 2003-12-30
CN1163275C (zh) 2004-08-25
EP0981373B2 (de) 2010-09-08
HK1082204A1 (en) 2006-06-02
DE69829655T2 (de) 2006-02-09
ES2241134T3 (es) 2005-10-16
GB9800936D0 (en) 1998-03-11
CN1264309A (zh) 2000-08-23

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Representative=s name: DF-MP, 80333 MUENCHEN

8366 Restricted maintained after opposition proceedings