EP0879063A4 - PREPARATION AND USE OF PARTICLES OF MAGNETIC SUSCEPTIBILITY POLYMERS - Google Patents

PREPARATION AND USE OF PARTICLES OF MAGNETIC SUSCEPTIBILITY POLYMERS

Info

Publication number
EP0879063A4
EP0879063A4 EP95943894A EP95943894A EP0879063A4 EP 0879063 A4 EP0879063 A4 EP 0879063A4 EP 95943894 A EP95943894 A EP 95943894A EP 95943894 A EP95943894 A EP 95943894A EP 0879063 A4 EP0879063 A4 EP 0879063A4
Authority
EP
European Patent Office
Prior art keywords
polymers
particles
preparation
magnetic susceptibility
susceptibility
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.)
Withdrawn
Application number
EP95943894A
Other languages
German (de)
French (fr)
Other versions
EP0879063A1 (en
Inventor
Klaus Mosbach
Dario Kriz
Richard J Ansell
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.)
IGEN Inc
Original Assignee
IGEN Inc
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 IGEN Inc filed Critical IGEN Inc
Publication of EP0879063A1 publication Critical patent/EP0879063A1/en
Publication of EP0879063A4 publication Critical patent/EP0879063A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • 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
    • A61K9/5094—Microcapsules containing magnetic carrier material, e.g. ferrite for drug targeting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54313—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being characterised by its particulate form
    • G01N33/54326—Magnetic particles
    • G01N33/5434—Magnetic particles using magnetic particle immunoreagent carriers which constitute new materials per se
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • H01F1/111—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles with a non-magnetic core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/10—Magnetic particle immunoreagent carriers the magnetic material being used to coat a pre-existing polymer particle but not being present in the particle core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/20—Magnetic particle immunoreagent carriers the magnetic material being present in the particle core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/40—Magnetic particle immunoreagent carriers the magnetic material being dispersed in the monomer composition prior to polymerisation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2600/00—Assays involving molecular imprinted polymers/polymers created around a molecular template

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Biotechnology (AREA)
  • Cell Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Microbiology (AREA)
  • Veterinary Medicine (AREA)
  • Power Engineering (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Hard Magnetic Materials (AREA)
EP95943894A 1995-12-15 1995-12-15 PREPARATION AND USE OF PARTICLES OF MAGNETIC SUSCEPTIBILITY POLYMERS Withdrawn EP0879063A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1995/016559 WO1997022366A1 (en) 1995-12-15 1995-12-15 Preparation and use of magnetically susceptible polymer particles

Publications (2)

Publication Number Publication Date
EP0879063A1 EP0879063A1 (en) 1998-11-25
EP0879063A4 true EP0879063A4 (en) 2001-12-12

Family

ID=22250322

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95943894A Withdrawn EP0879063A4 (en) 1995-12-15 1995-12-15 PREPARATION AND USE OF PARTICLES OF MAGNETIC SUSCEPTIBILITY POLYMERS

Country Status (3)

Country Link
EP (1) EP0879063A4 (en)
AU (1) AU4524696A (en)
WO (1) WO1997022366A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6884842B2 (en) 1997-10-14 2005-04-26 Alnis Biosciences, Inc. Molecular compounds having complementary surfaces to targets
DE60212840T2 (en) 2001-05-18 2007-02-01 SRL, Inc., Tachikawa IMMUNOASSAY PROCEDURE
GB0116359D0 (en) * 2001-07-04 2001-08-29 Genovision As Preparation of polymer particles
GB0116358D0 (en) * 2001-07-04 2001-08-29 Genovision As Preparation of polymer particles
GB0215185D0 (en) 2002-07-01 2002-08-07 Genovision As Binding a target substance
US20110257460A1 (en) * 2008-11-13 2011-10-20 Holmes David R Capturing and delivering molecules in a mammal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5091206A (en) * 1987-10-26 1992-02-25 Baxter Diagnostics Inc. Process for producing magnetically responsive polymer particles and application thereof
US5288763A (en) * 1992-12-23 1994-02-22 The Johns Hopkins University School Of Medicine Porous, polymer beads and process of their preparation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4335094A (en) * 1979-01-26 1982-06-15 Mosbach Klaus H Magnetic polymer particles
FR2480764B1 (en) * 1980-04-18 1985-10-04 Rhone Poulenc Spec Chim LATEX OF MAGNETIC POLYMERS AND PREPARATION METHOD
NO155316C (en) * 1982-04-23 1987-03-11 Sintef PROCEDURE FOR MAKING MAGNETIC POLYMER PARTICLES.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5091206A (en) * 1987-10-26 1992-02-25 Baxter Diagnostics Inc. Process for producing magnetically responsive polymer particles and application thereof
US5288763A (en) * 1992-12-23 1994-02-22 The Johns Hopkins University School Of Medicine Porous, polymer beads and process of their preparation

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
GLAD, MAGNUS ET AL: "Molecularly imprinted composite polymers based on trimethylolpropane trimethacrylate (TRIM) particles for efficient enantiomeric separations", REACT. POLYM. (1995), 25(1), 47-54, XP000505034 *
HOSOYA, KEN ET AL: "Uniform-size macroporous polymer-based stationary phase for HPLC prepared through molecular imprinting technique", CHEM. LETT. (1994), (8), 1437-8, XP002179409 *
See also references of WO9722366A1 *
SELLERGREN, BOERJE: "Imprinted dispersion polymers: a new class of easily accessible affinity stationary phases", J. CHROMATOGR., A (1994), 673(1), 133-41, XP000482411 *

Also Published As

Publication number Publication date
WO1997022366A1 (en) 1997-06-26
AU4524696A (en) 1997-07-14
EP0879063A1 (en) 1998-11-25

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