IT1026162B - Supporti per magnetogrammi a strati contenenti lubrificanti - Google Patents

Supporti per magnetogrammi a strati contenenti lubrificanti

Info

Publication number
IT1026162B
IT1026162B IT54762/74A IT5476274A IT1026162B IT 1026162 B IT1026162 B IT 1026162B IT 54762/74 A IT54762/74 A IT 54762/74A IT 5476274 A IT5476274 A IT 5476274A IT 1026162 B IT1026162 B IT 1026162B
Authority
IT
Italy
Prior art keywords
magnetograms
supports
layer
containing lubricants
lubricants
Prior art date
Application number
IT54762/74A
Other languages
English (en)
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
Priority claimed from DE19732364879 external-priority patent/DE2364879C3/de
Application filed by Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT1026162B publication Critical patent/IT1026162B/it

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
    • G11B5/71—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
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/08—Metals
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/10—Block- or graft-copolymers containing polysiloxane sequences
    • C08L83/12—Block- or graft-copolymers containing polysiloxane sequences containing polyether sequences
    • 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.]
    • Y10T428/31565—Next to polyester [polyethylene terephthalate, etc.]
    • 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.]
    • Y10T428/31573—Next to addition polymer of ethylenically unsaturated monomer
    • Y10T428/3158—Halide monomer type [polyvinyl chloride, etc.]
    • 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.]
    • Y10T428/31598—Next to silicon-containing [silicone, cement, etc.] layer
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
IT54762/74A 1973-12-28 1974-12-24 Supporti per magnetogrammi a strati contenenti lubrificanti IT1026162B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732364879 DE2364879C3 (de) 1973-12-28 Schichtmagnetogrammträger

Publications (1)

Publication Number Publication Date
IT1026162B true IT1026162B (it) 1978-09-20

Family

ID=5902101

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54762/74A IT1026162B (it) 1973-12-28 1974-12-24 Supporti per magnetogrammi a strati contenenti lubrificanti

Country Status (6)

Country Link
US (1) US4005242A (it)
JP (1) JPS5310446B2 (it)
FR (1) FR2256495B1 (it)
GB (1) GB1489436A (it)
IT (1) IT1026162B (it)
NL (1) NL182352C (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162350A (en) * 1975-07-01 1979-07-24 Nippon Electric Co., Ltd. Magnetic record member
JPS5255603A (en) * 1975-10-31 1977-05-07 Nec Corp Magnetic memory element and production of same
JPS5270811A (en) * 1975-12-10 1977-06-13 Fuji Photo Film Co Ltd Magnetic recording material
DE2617809C2 (de) * 1976-04-23 1984-09-20 Basf Ag, 6700 Ludwigshafen Verfahren zur Stabilisierung von Chromdioxid-Magnetpigmenten und seine Verwendung
JPS52140303A (en) * 1976-05-18 1977-11-22 Sony Corp Magnetic record medium
JPS5414711A (en) * 1977-07-06 1979-02-03 Fuji Photo Film Co Ltd Magnetic recording medium
GB2008307B (en) * 1977-11-16 1982-05-19 Hitachi Maxell Magnetic recording medium
US4275101A (en) * 1978-08-29 1981-06-23 Rca Corporation Video disc lubricants
JPS56169223A (en) * 1980-05-28 1981-12-25 Sony Corp Magnetic recording medium
JPS5712419A (en) * 1980-06-20 1982-01-22 Hitachi Maxell Ltd Magnetic recording medium
JPS5737731A (en) * 1980-08-20 1982-03-02 Hitachi Maxell Ltd Magnetic recording medium
JPS5737734A (en) * 1980-08-20 1982-03-02 Hitachi Maxell Ltd Magnetic recording medium
JPS5737732A (en) * 1980-08-20 1982-03-02 Hitachi Maxell Ltd Magnetic recording medium
JPS57164427A (en) * 1981-04-01 1982-10-09 Tdk Corp Magnetic recording medium
JPS57179946A (en) * 1981-04-28 1982-11-05 Fuji Photo Film Co Ltd Magnetic recording medium
JPS6017290U (ja) * 1983-07-14 1985-02-05 西出　博行 可搬型給貯水器
JPS60147931A (ja) * 1984-01-11 1985-08-05 Fuji Photo Film Co Ltd 磁気記録媒体の製造方法
US5137783A (en) * 1989-04-07 1992-08-11 Toda Kogyo Corporation Acicular magnetic metal particles containing iron as main ingredient and process for producing the same
DE3929165A1 (de) * 1989-09-02 1991-03-07 Basf Ag Magnetische aufzeichnungstraeger

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2654681A (en) * 1950-01-27 1953-10-06 Minnesota Mining & Mfg Magnetic recording tape
GB802688A (en) * 1954-06-10 1958-10-08 Union Carbide Corp Improvements in or relating to organo-silicon compounds
BE638004A (it) * 1962-10-02 1900-01-01
NL134708C (it) * 1963-11-07
US3404997A (en) * 1965-05-10 1968-10-08 Ampex Magnetic recording media
US3411944A (en) * 1965-06-14 1968-11-19 Memorex Corp Heat stable magnetic coating composition
US3629310A (en) * 1969-08-28 1971-12-21 Union Carbide Corp Organo-siloxane-oxyalkylene block copolymers

Also Published As

Publication number Publication date
DE2364879B2 (de) 1977-07-07
DE2364879A1 (de) 1975-07-03
NL182352C (nl) 1988-02-16
NL7416953A (nl) 1975-07-01
JPS5310446B2 (it) 1978-04-13
FR2256495A1 (it) 1975-07-25
NL182352B (nl) 1987-09-16
JPS5099701A (it) 1975-08-07
GB1489436A (en) 1977-10-19
US4005242A (en) 1977-01-25
FR2256495B1 (it) 1978-07-13

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