NL7209028A - - Google Patents

Info

Publication number
NL7209028A
NL7209028A NL7209028A NL7209028A NL7209028A NL 7209028 A NL7209028 A NL 7209028A NL 7209028 A NL7209028 A NL 7209028A NL 7209028 A NL7209028 A NL 7209028A NL 7209028 A NL7209028 A NL 7209028A
Authority
NL
Netherlands
Application number
NL7209028A
Other versions
NL173450C (en
NL173450B (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 NL7209028A publication Critical patent/NL7209028A/xx
Publication of NL173450B publication Critical patent/NL173450B/en
Application granted granted Critical
Publication of NL173450C publication Critical patent/NL173450C/en

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
    • G11B5/702—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
    • 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
    • G11B5/7021—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 containing a polyurethane or a polyisocyanate
    • G11B5/7022—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 containing a polyurethane or a polyisocyanate containing mixtures of polyurethanes or polyisocyanates with other polymers
NL7209028A 1971-07-23 1972-06-29 METHOD FOR MANUFACTURING A MAGNETIC RECORD MEDIUM NL173450C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712136795 DE2136795C3 (en) 1971-07-23 1971-07-23 Process for the production of magnetizable storage media

Publications (3)

Publication Number Publication Date
NL7209028A true NL7209028A (en) 1972-12-27
NL173450B NL173450B (en) 1983-08-16
NL173450C NL173450C (en) 1984-01-16

Family

ID=5814549

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7209028A NL173450C (en) 1971-07-23 1972-06-29 METHOD FOR MANUFACTURING A MAGNETIC RECORD MEDIUM

Country Status (8)

Country Link
JP (1) JPS5528130B1 (en)
BE (1) BE785308A (en)
CA (1) CA977222A (en)
DE (1) DE2136795C3 (en)
FR (1) FR2147113B1 (en)
GB (1) GB1365647A (en)
IT (1) IT961500B (en)
NL (1) NL173450C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4366193B2 (en) * 2002-04-15 2009-11-18 長瀬産業株式会社 Stamper master manufacturing method and stamper manufacturing method

Also Published As

Publication number Publication date
CA977222A (en) 1975-11-04
DE2136795B2 (en) 1977-08-25
DE2136795C3 (en) 1978-04-27
BE785308A (en) 1972-12-27
GB1365647A (en) 1974-09-04
NL173450C (en) 1984-01-16
IT961500B (en) 1973-12-10
FR2147113B1 (en) 1975-10-03
JPS5528130B1 (en) 1980-07-25
DE2136795A1 (en) 1973-03-15
FR2147113A1 (en) 1973-03-09
NL173450B (en) 1983-08-16

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee