JPS5740753A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Magnetic recording medium
Assignee: Maxell Ltd
•
Filing: 1980-08-20
•
Granted: —
•
Expires: 2000-08-20
Abstract
Abstract PURPOSE:To improve the running stability and durability of magnetic recording medium by improving the lubricity and wear resistance of a magnetic layer by making the magnetic layer contain a specific organic silicone compound. CONSTITUTION:A magnetic layer is made to contain an organic silicone compound which has a hydrocarbon group or aryl group containing hydrocarbon group having lubricity and a superior affinity with a binder and a hydrocarbon group containing a fluorocarbon redical in a principal chain at the same time as shown by the general formula in the right margin.
Inventors
- 👤 Takezo Shimizu
- 👤 Satoru Yamaguchi
- 👤 Shigeo Aoyama
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-06 06:16
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/62; G11B5/68; G11B5/70; G11B5/71
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.