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BE853856A - Procede et stabilisation de pigments magnetiques de chromate chromeux - Google Patents

Procede et stabilisation de pigments magnetiques de chromate chromeux

Info

Publication number
BE853856A
BE853856A BE176926A BE176926A BE853856A BE 853856 A BE853856 A BE 853856A BE 176926 A BE176926 A BE 176926A BE 176926 A BE176926 A BE 176926A BE 853856 A BE853856 A BE 853856A
Authority
BE
Belgium
Prior art keywords
chromate
stabilization
magnetic
pigments
chromate pigments
Prior art date
Application number
BE176926A
Other languages
English (en)
French (fr)
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of BE853856A publication Critical patent/BE853856A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/12—Treatment with organosilicon compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/34—Compounds of chromium
    • C09C1/346—Chromium oxides
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/259—Silicic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31652—Of asbestos
    • Y10T428/31663—As siloxane, silicone or silane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
BE176926A 1976-04-23 1977-04-22 Procede et stabilisation de pigments magnetiques de chromate chromeux BE853856A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2617809A DE2617809C2 (de) 1976-04-23 1976-04-23 Verfahren zur Stabilisierung von Chromdioxid-Magnetpigmenten und seine Verwendung

Publications (1)

Publication Number Publication Date
BE853856A true BE853856A (fr) 1977-10-24

Family

ID=5976038

Family Applications (1)

Application Number Title Priority Date Filing Date
BE176926A BE853856A (fr) 1976-04-23 1977-04-22 Procede et stabilisation de pigments magnetiques de chromate chromeux

Country Status (8)

Country Link
US (1) US4275114A (xx)
JP (1) JPS6019566B2 (xx)
BE (1) BE853856A (xx)
DE (1) DE2617809C2 (xx)
FR (1) FR2349629A1 (xx)
GB (1) GB1572359A (xx)
IT (1) IT1082184B (xx)
NL (1) NL185019C (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6022414B2 (ja) * 1978-04-10 1985-06-01 日立マクセル株式会社 磁気記録媒体
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
US4454282A (en) * 1983-03-21 1984-06-12 International Business Machines Corporation Water-based chromium dioxide magnetic recording media
US4661408A (en) * 1986-03-18 1987-04-28 E.I. Du Pont De Nemours And Company Coated chromium dioxide particles
JP2810339B2 (ja) * 1995-08-23 1998-10-15 花王株式会社 磁気記録媒体
DE102004035479A1 (de) * 2004-07-14 2006-02-16 Volkswagen Ag Sicherheitssystem für einen Fahrzeugsitz
GB201810581D0 (en) 2018-06-28 2018-08-15 Ctxt Pty Ltd Compounds
LT3986890T (lt) 2019-06-18 2023-12-11 Pfizer Inc. Benzizoksazolo sulfonamido dariniai

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3512930A (en) * 1969-05-07 1970-05-19 Du Pont Stabilized ferromagnetic chromium dioxide
JPS5212149Y1 (xx) * 1969-10-25 1977-03-17
US3634252A (en) * 1970-06-22 1972-01-11 Du Pont Chromium dioxide recording compositions stabilized with long-chain ammonium salts
US3849152A (en) * 1972-11-06 1974-11-19 Ferro Corp Polysiloxane encapsulation of pigments
JPS4999005A (xx) * 1973-01-02 1974-09-19
GB1489436A (en) * 1973-12-28 1977-10-19 Basf Ag Magnetic recording medium containing lubricants
CA1079057A (en) * 1974-12-18 1980-06-10 Manfred Ohlinger Stabilization of chromium dioxide magnetic pigments

Also Published As

Publication number Publication date
FR2349629A1 (fr) 1977-11-25
US4275114A (en) 1981-06-23
DE2617809C2 (de) 1984-09-20
JPS52130306A (en) 1977-11-01
NL7704316A (nl) 1977-10-25
NL185019C (nl) 1990-01-02
FR2349629B1 (xx) 1983-01-07
JPS6019566B2 (ja) 1985-05-16
DE2617809A1 (de) 1977-11-03
IT1082184B (it) 1985-05-21
GB1572359A (en) 1980-07-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BASF A.G.

Effective date: 19950430