FR2147113B1 - - Google Patents

Info

Publication number
FR2147113B1
FR2147113B1 FR7226435A FR7226435A FR2147113B1 FR 2147113 B1 FR2147113 B1 FR 2147113B1 FR 7226435 A FR7226435 A FR 7226435A FR 7226435 A FR7226435 A FR 7226435A FR 2147113 B1 FR2147113 B1 FR 2147113B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7226435A
Other versions
FR2147113A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert 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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of FR2147113A1 publication Critical patent/FR2147113A1/fr
Application granted granted Critical
Publication of FR2147113B1 publication Critical patent/FR2147113B1/fr
Expired legal-status Critical Current

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
FR7226435A 1971-07-23 1972-07-21 Expired FR2147113B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712136795 DE2136795C3 (de) 1971-07-23 1971-07-23 Verfahren zur Herstellung von magnetisierbaren Speichermedien

Publications (2)

Publication Number Publication Date
FR2147113A1 FR2147113A1 (fr) 1973-03-09
FR2147113B1 true FR2147113B1 (fr) 1975-10-03

Family

ID=5814549

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226435A Expired FR2147113B1 (fr) 1971-07-23 1972-07-21

Country Status (8)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4366193B2 (ja) * 2002-04-15 2009-11-18 長瀬産業株式会社 スタンパ原盤の製造方法及びスタンパの製造方法

Also Published As

Publication number Publication date
CA977222A (en) 1975-11-04
DE2136795B2 (de) 1977-08-25
DE2136795C3 (de) 1978-04-27
BE785308A (fr) 1972-12-27
GB1365647A (en) 1974-09-04
NL173450C (nl) 1984-01-16
NL7209028A (fr) 1972-12-27
IT961500B (it) 1973-12-10
JPS5528130B1 (fr) 1980-07-25
DE2136795A1 (de) 1973-03-15
FR2147113A1 (fr) 1973-03-09
NL173450B (nl) 1983-08-16

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Legal Events

Date Code Title Description
TP Transmission of property