JPS5383710A - Preparation of magnetic recording medium - Google Patents

Preparation of magnetic recording medium

Info

Publication number
JPS5383710A
JPS5383710A JP15959276A JP15959276A JPS5383710A JP S5383710 A JPS5383710 A JP S5383710A JP 15959276 A JP15959276 A JP 15959276A JP 15959276 A JP15959276 A JP 15959276A JP S5383710 A JPS5383710 A JP S5383710A
Authority
JP
Japan
Prior art keywords
preparation
recording medium
magnetic recording
arranging
much
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
JP15959276A
Other languages
Japanese (ja)
Other versions
JPS6010369B2 (en
Inventor
Koichi Shinohara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP15959276A priority Critical patent/JPS6010369B2/en
Publication of JPS5383710A publication Critical patent/JPS5383710A/en
Publication of JPS6010369B2 publication Critical patent/JPS6010369B2/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
    • C23C14/24—Vacuum evaporation

Abstract

PURPOSE:To increase coercive force of magnetic tape and effect about 10 times as much as vacuum evaporation efficiency as compared with oblique evaporation method of prior art by arranging a specific shielding material between vapor source and substrate.
JP15959276A 1976-12-29 1976-12-29 Method for manufacturing magnetic recording media Expired JPS6010369B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15959276A JPS6010369B2 (en) 1976-12-29 1976-12-29 Method for manufacturing magnetic recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15959276A JPS6010369B2 (en) 1976-12-29 1976-12-29 Method for manufacturing magnetic recording media

Publications (2)

Publication Number Publication Date
JPS5383710A true JPS5383710A (en) 1978-07-24
JPS6010369B2 JPS6010369B2 (en) 1985-03-16

Family

ID=15697062

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15959276A Expired JPS6010369B2 (en) 1976-12-29 1976-12-29 Method for manufacturing magnetic recording media

Country Status (1)

Country Link
JP (1) JPS6010369B2 (en)

Also Published As

Publication number Publication date
JPS6010369B2 (en) 1985-03-16

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