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
- 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
- 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
Landscapes
- Magnetic Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5010485U JPS61167022U (US07943777-20110517-C00090.png) | 1985-04-04 | 1985-04-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5010485U JPS61167022U (US07943777-20110517-C00090.png) | 1985-04-04 | 1985-04-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61167022U true JPS61167022U (US07943777-20110517-C00090.png) | 1986-10-16 |
Family
ID=30567921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5010485U Pending JPS61167022U (US07943777-20110517-C00090.png) | 1985-04-04 | 1985-04-04 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61167022U (US07943777-20110517-C00090.png) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5265409A (en) * | 1975-11-27 | 1977-05-30 | Fujitsu Ltd | Preparation for magnetic recording medium |
-
1985
- 1985-04-04 JP JP5010485U patent/JPS61167022U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5265409A (en) * | 1975-11-27 | 1977-05-30 | Fujitsu Ltd | Preparation for magnetic recording medium |