DE2101490C3 - Magnetkarten für die Datenerfassung - Google Patents

Magnetkarten für die Datenerfassung

Info

Publication number
DE2101490C3
DE2101490C3 DE19712101490 DE2101490A DE2101490C3 DE 2101490 C3 DE2101490 C3 DE 2101490C3 DE 19712101490 DE19712101490 DE 19712101490 DE 2101490 A DE2101490 A DE 2101490A DE 2101490 C3 DE2101490 C3 DE 2101490C3
Authority
DE
Germany
Prior art keywords
carbon atoms
magnetic
acid
aliphatic
vinyl chloride
Prior art date
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
DE19712101490
Other languages
German (de)
English (en)
Other versions
DE2101490B2 (de
DE2101490A1 (de
Inventor
Hansjoerg Dr. 6703 Limburgerhof Bipp
Hans Joerg Dr. 6706 Wachenheim Hartmann
Job Werner Dr. Hartmann
Georg Dr. Schnell
Gerhard Dr. 6730 Neustadt Werst
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.)
BASF SE
Original Assignee
BASF SE
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 SE filed Critical BASF SE
Priority to DE19712101490 priority Critical patent/DE2101490C3/de
Priority to NL7200339A priority patent/NL7200339A/xx
Priority to IT4766372A priority patent/IT950573B/it
Priority to GB137472A priority patent/GB1371816A/en
Publication of DE2101490A1 publication Critical patent/DE2101490A1/de
Publication of DE2101490B2 publication Critical patent/DE2101490B2/de
Application granted granted Critical
Publication of DE2101490C3 publication Critical patent/DE2101490C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/02—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the selection of materials, e.g. to avoid wear during transport through the machine
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Paints Or Removers (AREA)
DE19712101490 1971-01-14 1971-01-14 Magnetkarten für die Datenerfassung Expired DE2101490C3 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19712101490 DE2101490C3 (de) 1971-01-14 1971-01-14 Magnetkarten für die Datenerfassung
NL7200339A NL7200339A (enExample) 1971-01-14 1972-01-10
IT4766372A IT950573B (it) 1971-01-14 1972-01-11 Schede magnetiche per la raccolta di dati
GB137472A GB1371816A (en) 1971-01-14 1972-01-12 Magnetic cards for data acquisition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712101490 DE2101490C3 (de) 1971-01-14 1971-01-14 Magnetkarten für die Datenerfassung

Publications (3)

Publication Number Publication Date
DE2101490A1 DE2101490A1 (de) 1972-07-27
DE2101490B2 DE2101490B2 (de) 1977-08-18
DE2101490C3 true DE2101490C3 (de) 1978-04-13

Family

ID=5795805

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712101490 Expired DE2101490C3 (de) 1971-01-14 1971-01-14 Magnetkarten für die Datenerfassung

Country Status (4)

Country Link
DE (1) DE2101490C3 (enExample)
GB (1) GB1371816A (enExample)
IT (1) IT950573B (enExample)
NL (1) NL7200339A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2255802C3 (de) * 1972-11-15 1981-10-15 Basf Ag, 6700 Ludwigshafen Schichtmagnetogrammträger
US3946206A (en) * 1974-08-21 1976-03-23 R. D. Products, Inc. Magnetic-type information card and method and apparatus for encoding and reading
DE2442762C2 (de) * 1974-09-06 1983-02-24 Basf Ag, 6700 Ludwigshafen Schichtmagnetogrammträger mit Polyurethanelastomer-Bindemitteln in der Magnetschicht
DE29914038U1 (de) * 1999-08-11 1999-11-18 Ahrens, Hans-Joachim, Dipl.-Phys., 38855 Wernigerode Magnetkarte

Also Published As

Publication number Publication date
DE2101490B2 (de) 1977-08-18
IT950573B (it) 1973-06-20
NL7200339A (enExample) 1972-07-18
DE2101490A1 (de) 1972-07-27
GB1371816A (en) 1974-10-30

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8330 Complete disclaimer