BE777463A - Procede pour le traitement d'une poudre metallique ferromagnetique et pyrophorique - Google Patents

Procede pour le traitement d'une poudre metallique ferromagnetique et pyrophorique

Info

Publication number
BE777463A
BE777463A BE777463A BE777463A BE777463A BE 777463 A BE777463 A BE 777463A BE 777463 A BE777463 A BE 777463A BE 777463 A BE777463 A BE 777463A BE 777463 A BE777463 A BE 777463A
Authority
BE
Belgium
Prior art keywords
ferromagnetic
treatment
metal powder
pyrophoric metal
pyrophoric
Prior art date
Application number
BE777463A
Other languages
English (en)
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Publication of BE777463A publication Critical patent/BE777463A/fr

Links

Classifications

    • 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
    • G11B5/712—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 surface treatment or coating of magnetic particles
    • 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
    • G11B5/7013—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 dispersing agent
    • 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
    • G11B5/702—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 bonding agent
    • G11B5/7028—Additives, e.g. crosslinking agents
    • 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
    • H01F1/04—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 metals or alloys
    • H01F1/06—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 metals or alloys in the form of particles, e.g. powder
    • H01F1/061—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 metals or alloys in the form of particles, e.g. powder with a protective layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Paints Or Removers (AREA)
BE777463A 1970-12-29 1971-12-29 Procede pour le traitement d'une poudre metallique ferromagnetique et pyrophorique BE777463A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7018909A NL7018909A (fr) 1970-12-29 1970-12-29

Publications (1)

Publication Number Publication Date
BE777463A true BE777463A (fr) 1972-06-29

Family

ID=19811906

Family Applications (1)

Application Number Title Priority Date Filing Date
BE777463A BE777463A (fr) 1970-12-29 1971-12-29 Procede pour le traitement d'une poudre metallique ferromagnetique et pyrophorique

Country Status (6)

Country Link
BE (1) BE777463A (fr)
DE (1) DE2165017A1 (fr)
FR (1) FR2121069A5 (fr)
GB (1) GB1324486A (fr)
IT (1) IT945696B (fr)
NL (1) NL7018909A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2600514C (fr) 2005-03-11 2011-11-29 Hoeganaes Ab Composition de poudre metallique comprenant un liant huileux de sechage
EP4043123A1 (fr) 2021-02-12 2022-08-17 Höganäs AB (publ) Composition de poudre métallique comprenant un liant

Also Published As

Publication number Publication date
IT945696B (it) 1973-05-10
DE2165017A1 (de) 1972-07-06
FR2121069A5 (fr) 1972-08-18
GB1324486A (en) 1973-07-25
NL7018909A (fr) 1972-07-03

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