JPS61167022U - - Google Patents

Info

Publication number

JPS61167022U

JPS61167022U JP5010485U JP5010485U JPS61167022U JP S61167022 U JPS61167022 U JP S61167022U JP 5010485 U JP5010485 U JP 5010485U JP 5010485 U JP5010485 U JP 5010485U JP S61167022 U JPS61167022 U JP S61167022U

Authority

JP

Japan

Prior art keywords

magnetic recording

protective film

recording medium

film

alumina

Prior art date

1985-04-04

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 230000001681 protective effect Effects 0.000 claims description 5
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
• 239000000463 material Substances 0.000 claims description 2
• 238000000034 method Methods 0.000 claims 1
• 230000003647 oxidation Effects 0.000 claims 1
• 238000007254 oxidation reaction Methods 0.000 claims 1
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
• 229910052782 aluminium Inorganic materials 0.000 description 2
• 230000005415 magnetization Effects 0.000 description 2
• 238000010586 diagram Methods 0.000 description 1
• 239000000758 substrate Substances 0.000 description 1
• 238000007740 vapor deposition Methods 0.000 description 1