Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1984-02-10

1985-06-11

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of polyisocyanurate

252 6254, 360134, 360135, 360136, 427128, 427131, 428 64, 428 63, 428411, 428447, 428500, 428497, 428695, 428694, 428900, G11B 570, G11B 582

Patent

active

045228850

ABSTRACT:
A magnetic recording medium which comprises a substrate and a magnetic layer comprising magnetic powder and a resinous binder formed on the substrate, characterized in that the magnetic layer further comprises a lubricant and an unsaturated fatty acid ester, which is improved in durability.

REFERENCES:
patent: 3490946 (1970-01-01), Wolff
patent: 3492235 (1970-01-01), Matsumoto
patent: 3993824 (1976-11-01), Shirahata
patent: 4096079 (1978-06-01), Pardee
patent: 4232072 (1980-11-01), Pardee
patent: 4390601 (1983-06-01), Ono
patent: 4409300 (1983-10-01), Ohkawa
patent: 4431702 (1984-02-01), Kawahara

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