Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1989-04-26

1992-01-28

Thibodeau, Paul J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428402, 428694, 428900, G11B 2300

Patent

active

050843427

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 has a magnetic layer comprising a binder and magnetic metal powder dispersed in the binder. The powder has a specific surface area of not less than 45 m.sup.2 /g, and comprises not less than 90 atomic % of iron atoms, not less than 0.1 atomic % to less than 5 atomic % of aluminum atoms and not less than 0.1 atomic % to less than 10 atomic % of nickel atoms and the aluminum atoms present in the superficial portion of individual particles of the powder are bound with oxygen atoms.

REFERENCES:
patent: 4082905 (1978-04-01), Stephan et al.
patent: 4632868 (1986-12-01), 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: 4923519 (1990-05-01), Rodi et al.
patent: 4956220 (1990-09-01), Sueyoshi et al.

Affiliated with

Also associated with

Rating

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.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1860375