BE820767A - Supports minces pour enregistrements magnetiques - Google Patents

Supports minces pour enregistrements magnetiques

Info

Publication number
BE820767A
BE820767A BE149268A BE149268A BE820767A BE 820767 A BE820767 A BE 820767A BE 149268 A BE149268 A BE 149268A BE 149268 A BE149268 A BE 149268A BE 820767 A BE820767 A BE 820767A
Authority
BE
Belgium
Prior art keywords
magnetic recordings
thin media
media
thin
recordings
Prior art date
Application number
BE149268A
Other languages
English (en)
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 filed Critical
Publication of BE820767A publication Critical patent/BE820767A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
    • C07F9/6581—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and nitrogen atoms with or without oxygen or sulfur atoms, as ring hetero atoms
    • C07F9/65812—Cyclic phosphazenes [P=N-]n, n>=3
    • C07F9/65815—Cyclic phosphazenes [P=N-]n, n>=3 n = 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
    • C07F9/6581—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and nitrogen atoms with or without oxygen or sulfur atoms, as ring hetero atoms
    • C07F9/65812—Cyclic phosphazenes [P=N-]n, n>=3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/5399—Phosphorus bound to nitrogen
    • 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
    • G11B5/71—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 lubricant
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31609—Particulate metal or metal compound-containing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
BE149268A 1973-10-05 1974-10-07 Supports minces pour enregistrements magnetiques BE820767A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2350062A DE2350062C3 (de) 1973-10-05 1973-10-05 Schichtmagnetogrammträger

Publications (1)

Publication Number Publication Date
BE820767A true BE820767A (fr) 1975-04-07

Family

ID=5894613

Family Applications (1)

Application Number Title Priority Date Filing Date
BE149268A BE820767A (fr) 1973-10-05 1974-10-07 Supports minces pour enregistrements magnetiques

Country Status (8)

Country Link
US (1) US4018967A (fr)
JP (1) JPS5723930B2 (fr)
BE (1) BE820767A (fr)
DE (1) DE2350062C3 (fr)
FR (1) FR2246927B3 (fr)
GB (1) GB1481074A (fr)
IT (1) IT1019425B (fr)
NL (1) NL7413078A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831655B2 (ja) * 1978-03-20 1983-07-07 日本ビクター株式会社 磁気記録媒体
JPS582414B2 (ja) * 1978-04-24 1983-01-17 日本ビクター株式会社 磁気記録媒体
JPS567233A (en) * 1979-06-25 1981-01-24 Tdk Corp Magnetic recording medium
DE3127884A1 (de) * 1981-07-15 1983-02-03 Agfa-Gevaert Ag, 5090 Leverkusen Magnetisches speichermedium
US4507217A (en) * 1983-03-07 1985-03-26 Lipid Specialties, Inc. Magnetic compositions and magnetic memory devices prepared therefrom
US4717493A (en) * 1983-05-17 1988-01-05 Unisys Corporation Preparation of magnetic coating
US4613548A (en) * 1985-02-11 1986-09-23 Ethyl Corporation Polyphosphazene magnetic tape lube
US4601843A (en) * 1985-04-02 1986-07-22 Borg-Warner Chemicals, Inc. Phosphazene based functional fluid compositions
JPS63258993A (ja) * 1987-04-16 1988-10-26 Hitachi Metals Ltd 薄膜潤滑用合成潤滑剤及び磁気記録媒体
WO1996001303A1 (fr) * 1994-07-01 1996-01-18 Hmt Technology Corporation Composition de lubrifiant et procede
US6753060B1 (en) 2001-05-04 2004-06-22 Seagate Technology Llc Method for improving performance of thin film recording media and media obtained thereby

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1005754B (de) * 1953-09-29 1957-04-04 Philips Nv Magnetischer Schalltraeger
US3492235A (en) * 1964-12-30 1970-01-27 Sony Corp Magnetic recording medium and method of making same
GB1160434A (en) * 1966-05-31 1969-08-06 Agfa Gevaert Nv Improved Magnetic Recording Material.
US3719525A (en) * 1969-01-09 1973-03-06 Control Data Corp Magnetic record members having a protective recording surface and method of making
US3692884A (en) * 1969-02-07 1972-09-19 Edwin R Gaskell Phosphate esters
US3625760A (en) * 1970-02-27 1971-12-07 Rca Corp Magnetic recording medium with lubricant
US3704152A (en) * 1970-09-10 1972-11-28 Basf Ag Magnetic recording media
US3778308B1 (en) * 1970-12-18 1991-06-04 Magnetic storage device coating and process
DE2101697A1 (de) * 1971-01-15 1972-07-20 Basf Ag Verfahren zur Herstellung von magnetischen Aufzeichnungsträgern

Also Published As

Publication number Publication date
IT1019425B (it) 1977-11-10
US4018967A (en) 1977-04-19
FR2246927B3 (fr) 1977-07-15
JPS5065201A (fr) 1975-06-02
JPS5723930B2 (fr) 1982-05-21
DE2350062C3 (de) 1982-04-22
DE2350062B2 (de) 1981-04-30
GB1481074A (en) 1977-07-27
FR2246927A1 (fr) 1975-05-02
DE2350062A1 (de) 1975-04-17
NL7413078A (nl) 1975-04-08

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BASF A.G.

Effective date: 19891031