Claims
- 1. A magnetic recording tape comprising:
- a base;
- a thin magnetic metal layer formed on a first side of said base;
- a thin metal film formed on a second side of said base wherein, said thin metal film is comprised of a metal selected from the group consisting of Mg, Ca, Sr, Ba, Cu, Zn, Cd, Sn and Pb; and
- a layer of aliphatic acid formed on said thin metal film wherein said thin magnetic metal film chemically reacts with said aliphatic acid layer.
- 2. A magnetic recording tape as claimed in claim 1, wherein said thin metal film has a thickness of about 5 to about 2,000 .ANG..
- 3. A magnetic recording tape as claimed in claim 2, wherein said thin metal film has a thickness of 10 to 500 .ANG..
- 4. A magnetic recording tape as claimed in claim 1, wherein said aliphatic acid is a saturated or unsaturated aliphatic acid having 8 to 26 carbon atoms.
- 5. A magnetic recording tape as claimed in claim 1, wherein said thin metal film is formed by co-vapor deposition of two or more different types of said metals.
- 6. A magnetic recording tape as claimed in claim 1, wherein said thin magnetic metal layer has a thickness in the range of from 0.05 to 2 .mu.m.
- 7. A magnetic recording tape as claimed in claim 1, wherein said thin magnetic metal layer has a thickness of from 0.1 to 0.4 .mu.m.
Priority Claims (1)
Number |
Date |
Country |
Kind |
55-112415 |
Aug 1980 |
JPX |
|
Parent Case Info
This is a division of application Ser. No. 289,857, filed Aug. 4, 1981 now U.S. Pat. No. 4,456,661.
US Referenced Citations (4)
Foreign Referenced Citations (5)
Number |
Date |
Country |
0036469 |
Sep 1981 |
EPX |
2648303 |
May 1977 |
DEX |
54-123920 |
Sep 1979 |
JPX |
54-141107 |
Nov 1979 |
JPX |
55-1651 |
Jan 1980 |
JPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
289857 |
Aug 1981 |
|