Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1986-04-28

1987-10-13

Robinson, Ellis P.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

252 6254, 427128, 428 65, 4284259, 428480, 428694, 428695, 428900, G11B 5702

Patent

active

046998179

ABSTRACT:
Magnetic recording mediums comprising a nonmagnetic substrate and a magnetic recording layer formed on at least one side of the substrate. The magnetic recording layer is made of a composition which comprises magnetic particles dispersed in a combination of polyester and polyurethane resins and oleic acid, so that the magnetic medium is significantly improved in durability and lubricating property.

REFERENCES:
patent: 3574684 (1971-04-01), Higashi
patent: 3833412 (1974-09-01), Akashi
patent: 4154895 (1979-05-01), Ogawa
patent: 4389458 (1983-06-01), Hosaka
patent: 4409291 (1983-10-01), Ogawa

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