Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1989-04-17
1991-09-03
Thibodeau, Paul J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
428694, 428900, G11B 2300
Patent
active
050453904
ABSTRACT:
A magnetic recording medium is disclosed. The magnetic recording medium is capable of high density recording; has excellent electromagnetic conversion properties including S/N ratio; whose magnetic powder has good dispersibility and good corrosion resistance; and that has good durability. The magnetic recording medium comprises a binder and magnetic metal powder dispersed in the binder and the magnetic metal powder has a specific surface area of not less than 45 m.sup.2 /g, and comprises comprise iron atoms and aluminum atoms in an abundance ratio of from 100:1 to 100:20 in terms of the number of atoms, and abundance ratio of iron atoms to aluminum atoms in the superficial portion of individual particles of the magnetic powder is from 30:70 to 70:30 in terms of the number of atoms.
REFERENCES:
patent: 4537833 (1985-08-01), Kasuga et al.
patent: 4554089 (1985-11-01), Umemura et al.
patent: 4689265 (1987-08-01), Miyoshi et al.
patent: 4801505 (1989-01-01), Ejiri et al.
patent: 4874668 (1989-10-01), Asada et al.
patent: 4882224 (1989-11-01), Moro et al.
patent: 4933014 (1990-06-01), Kathrein et al.
Japanese Patent Gazette, week 8733, Accession No. 87/230990/33 JPA-62-154,229 (English Abstract).
Japanese Patent Gazette, week 8807, Accession No. 88/044828/07 JPA-63-00/003 (English Abstract).
Ando Yasuo
Isobe Ryosuke
Bierman Jordan B.
Konica Corporation
Thibodeau Paul J.
LandOfFree
Magnetic recording medium does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Magnetic recording medium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Magnetic recording medium will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1008388