JPS5655406A - Manufacture of magnetic bead of vinyl aromatic polymer - Google Patents

Manufacture of magnetic bead of vinyl aromatic polymer

Info

Publication number
JPS5655406A
JPS5655406A JP11486280A JP11486280A JPS5655406A JP S5655406 A JPS5655406 A JP S5655406A JP 11486280 A JP11486280 A JP 11486280A JP 11486280 A JP11486280 A JP 11486280A JP S5655406 A JPS5655406 A JP S5655406A
Authority
JP
Japan
Prior art keywords
manufacture
vinyl aromatic
magnetic bead
aromatic polymer
polymer
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.)
Granted
Application number
JP11486280A
Other languages
English (en)
Other versions
JPS635406B2 (ja
Inventor
Toriko Maruku
Kuroodo Danieru Jiyan
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.)
Rhone Poulenc Industries SA
Original Assignee
Rhone Poulenc Industries SA
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 Rhone Poulenc Industries SA filed Critical Rhone Poulenc Industries SA
Publication of JPS5655406A publication Critical patent/JPS5655406A/ja
Publication of JPS635406B2 publication Critical patent/JPS635406B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
    • G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
    • G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
    • G11B5/70647—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides with a skin

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dermatology (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Polymerisation Methods In General (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Soft Magnetic Materials (AREA)
JP11486280A 1979-08-24 1980-08-22 Manufacture of magnetic bead of vinyl aromatic polymer Granted JPS5655406A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7921342A FR2463778A1 (fr) 1979-08-24 1979-08-24 Procede de preparation de perles magnetiques de polymeres vinylaromatiques

Publications (2)

Publication Number Publication Date
JPS5655406A true JPS5655406A (en) 1981-05-16
JPS635406B2 JPS635406B2 (ja) 1988-02-03

Family

ID=9229063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11486280A Granted JPS5655406A (en) 1979-08-24 1980-08-22 Manufacture of magnetic bead of vinyl aromatic polymer

Country Status (2)

Country Link
JP (1) JPS5655406A (ja)
FR (1) FR2463778A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60193546A (ja) * 1984-02-22 1985-10-02 ウエスチングハウス　エレクトリック　コ−ポレ−ション イオン交換樹脂床
JP2006070064A (ja) * 2004-08-31 2006-03-16 Jsr Corp 磁性粒子およびその製造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480764B1 (fr) * 1980-04-18 1985-10-04 Rhone Poulenc Spec Chim Latex de polymeres magnetiques et procede de preparation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294389A (en) * 1976-02-04 1977-08-08 Mitsui Toatsu Chem Inc Production of granulated moldable composite

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS516289A (ja) * 1974-07-08 1976-01-19 Sumitomo Bakelite Co
JPS516290A (en) * 1974-07-08 1976-01-19 Sumitomo Bakelite Co Anteiseio kairyoshita fueraitokeigurafutojugofukugotai
US4157323A (en) * 1976-06-09 1979-06-05 California Institute Of Technology Metal containing polymeric functional microspheres

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294389A (en) * 1976-02-04 1977-08-08 Mitsui Toatsu Chem Inc Production of granulated moldable composite

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60193546A (ja) * 1984-02-22 1985-10-02 ウエスチングハウス　エレクトリック　コ−ポレ−ション イオン交換樹脂床
JP2006070064A (ja) * 2004-08-31 2006-03-16 Jsr Corp 磁性粒子およびその製造方法

Also Published As

Publication number Publication date
FR2463778A1 (fr) 1981-02-27
FR2463778B1 (ja) 1985-05-17
JPS635406B2 (ja) 1988-02-03

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