CH580035A5 - - Google Patents

Info

Publication number
CH580035A5
CH580035A5 CH1700272A CH1700272A CH580035A5 CH 580035 A5 CH580035 A5 CH 580035A5 CH 1700272 A CH1700272 A CH 1700272A CH 1700272 A CH1700272 A CH 1700272A CH 580035 A5 CH580035 A5 CH 580035A5
Authority
CH
Switzerland
Application number
CH1700272A
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of CH580035A5 publication Critical patent/CH580035A5/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/02—Oxides or hydrates thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • G11B5/70636—CrO2
    • 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
    • H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
    • H01F1/0311—Compounds
    • H01F1/0313—Oxidic compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/42—Magnetic properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Paints Or Removers (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
CH1700272A 1971-12-27 1972-11-22 CH580035A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00212627A US3843403A (en) 1971-12-27 1971-12-27 Methods of manufacturing ferromagnetic carbon modified chromium oxide and compositions and recording media containing same

Publications (1)

Publication Number Publication Date
CH580035A5 true CH580035A5 (xx) 1976-09-30

Family

ID=22791818

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1700272A CH580035A5 (xx) 1971-12-27 1972-11-22

Country Status (10)

Country Link
US (1) US3843403A (xx)
JP (1) JPS5548443B2 (xx)
CA (1) CA990062A (xx)
CH (1) CH580035A5 (xx)
ES (1) ES410005A1 (xx)
FR (1) FR2166221B1 (xx)
GB (1) GB1409090A (xx)
IT (1) IT967820B (xx)
NL (1) NL7215715A (xx)
SE (1) SE387194B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4252758A (en) * 1979-03-14 1981-02-24 Akira Yamaguchi Method of Producing a sintered chromium oxide body
JPS58171610U (ja) * 1982-05-12 1983-11-16 株式会社資生堂 コンパクト容器
US4595631A (en) * 1982-08-10 1986-06-17 Victor Company Of Japan, Limited Magnetic recording media comprising carbon black-adsorbed metal oxide particles in a magnetic recording layer
JPH0433059Y2 (xx) * 1986-05-08 1992-08-07
JPS6315912U (xx) * 1986-07-15 1988-02-02
JPH03123415U (xx) * 1990-03-28 1991-12-16

Also Published As

Publication number Publication date
FR2166221B1 (xx) 1984-02-17
JPS4881091A (xx) 1973-10-30
NL7215715A (xx) 1973-06-29
DE2259255B2 (de) 1975-11-13
JPS5548443B2 (xx) 1980-12-05
IT967820B (it) 1974-03-11
ES410005A1 (es) 1975-12-01
SE387194B (sv) 1976-08-30
US3843403A (en) 1974-10-22
DE2259255A1 (de) 1973-07-12
GB1409090A (en) 1975-10-08
CA990062A (en) 1976-06-01
FR2166221A1 (xx) 1973-08-10

Similar Documents

Publication Publication Date Title
ATA136472A (xx)
AR196074A1 (xx)
FR2166221A1 (xx)
AU2658571A (xx)
AU2691671A (xx)
AU2894671A (xx)
AU2485671A (xx)
AU2742671A (xx)
AU2941471A (xx)
AU2684071A (xx)
AU2952271A (xx)
AU3005371A (xx)
AU2564071A (xx)
AU2473671A (xx)
AU2836771A (xx)
AU3038671A (xx)
AU2503871A (xx)
AU3025871A (xx)
AU2577671A (xx)
AU2588771A (xx)
AU2654071A (xx)
AU2456871A (xx)
AU2669471A (xx)
AU2455871A (xx)
AU2684171A (xx)

Legal Events

Date Code Title Description
PL Patent ceased