JPS5690426A - Production of magnetic storage material - Google Patents

Production of magnetic storage material

Info

Publication number
JPS5690426A
JPS5690426A JP16784879A JP16784879A JPS5690426A JP S5690426 A JPS5690426 A JP S5690426A JP 16784879 A JP16784879 A JP 16784879A JP 16784879 A JP16784879 A JP 16784879A JP S5690426 A JPS5690426 A JP S5690426A
Authority
JP
Japan
Prior art keywords
polysilicate
magnetic medium
metal magnetic
layer
calcine
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.)
Granted
Application number
JP16784879A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6226096B2 (Direct
Inventor
Masahiro Yanagisawa
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP16784879A priority Critical patent/JPS5690426A/ja
Priority to US06/192,566 priority patent/US4380558A/en
Priority to DE19803050791 priority patent/DE3050791C2/de
Priority to DE3037168A priority patent/DE3037168C2/de
Priority to DE19803050525 priority patent/DE3050525C2/de
Publication of JPS5690426A publication Critical patent/JPS5690426A/ja
Publication of JPS6226096B2 publication Critical patent/JPS6226096B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
JP16784879A 1979-10-02 1979-12-24 Production of magnetic storage material Granted JPS5690426A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP16784879A JPS5690426A (en) 1979-12-24 1979-12-24 Production of magnetic storage material
US06/192,566 US4380558A (en) 1979-10-02 1980-09-30 Process for manufacturing a protective polysilicate layer of a record member by a laser beam and a magnetic record member suitably manufactured thereby
DE19803050791 DE3050791C2 (de) 1979-10-02 1980-10-01 Verfahren zum gleichzeitigen Herstellen von zwei magnetischen Aufzeichnungstr{gern
DE3037168A DE3037168C2 (de) 1979-10-02 1980-10-01 Verfahren zur Herstellung eines magnetischen Aufzeichnungsträgers mittels Laserstrahlung
DE19803050525 DE3050525C2 (de) 1979-10-02 1980-10-01 Magnetischer Aufzeichnungstr{ger mit einer Schutzschicht

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16784879A JPS5690426A (en) 1979-12-24 1979-12-24 Production of magnetic storage material

Publications (2)

Publication Number Publication Date
JPS5690426A true JPS5690426A (en) 1981-07-22
JPS6226096B2 JPS6226096B2 (Direct) 1987-06-06

Family

ID=15857201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16784879A Granted JPS5690426A (en) 1979-10-02 1979-12-24 Production of magnetic storage material

Country Status (1)

Country Link
JP (1) JPS5690426A (Direct)

Also Published As

Publication number Publication date
JPS6226096B2 (Direct) 1987-06-06

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