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JPH05205239A Expired / Lapsed JP ⏱️ 0.0 years remaining

Magnetic recording medium

Assignee: Proterial Ltd
•
Filing: 1992-11-04
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Granted: —
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Expires: 2012-11-04
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Abstract

Abstract Translated from Japanese (57)【要約】 【目的】 高保磁力等を有する磁気記録媒体を提供する ことを目的とする。 【構成】 磁気記録媒体は、好ましくは30〜100n mの間の厚さを有するスパッタされた下地層と、好まし くは20〜80nmの厚さを有し、且つ原子量比70〜 85%のコバルト、原子量比5〜20%のクロム、原子 量比2〜15%の白金、原子量比2〜10%のタンタル 及び原子量比2〜7%のホウ素を含む合金により構成さ れる磁性層とからなる。 (57) [Summary] [Purpose] It is an object to provide a magnetic recording medium having a high coercive force and the like. [Structure] The magnetic recording medium is preferably 30 to 100 n. a sputtered underlayer having a thickness between m and a thickness of preferably 20 to 80 nm and an atomic weight ratio of 70 to A magnetic layer composed of an alloy containing 85% cobalt, 5-20% atomic weight chromium, 2-15% atomic weight platinum, 2-10% atomic weight tantalum and 2-7% atomic weight boron. Consists of.

Inventors

  • 👤 Bii Buritsuji Raru
  • 👤 ラル・ビー・ブリッジ

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-09 07:50
CPC Classifications
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