Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1984-12-10

1987-01-06

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of polyamidoester

252 6254, 360134, 360135, 360136, 427128, 427131, 428522, 428521, 428694, 428695, 428900, G11B 576

Patent

active

046346325

ABSTRACT:
A magnetic recording medium having excellent electromagnetic properties and satisfactory running durability prepared by mixing a highly concentrated solution of copolymers for vinyl chloride, vinyl acetate and vinyl alcohol with ferromagnetic particles and kneeding them, and then adding a solution of rubber type resins and additives thereto and dispersing them, and if desired, by adding and mixing polyisocyanate compounds therewith.

REFERENCES:
patent: 4409291 (1983-10-01), Ogawa
patent: 4411957 (1983-10-01), Tokuda
patent: 4414288 (1983-11-01), Kawahara
patent: 4429010 (1984-01-01), Shibata
patent: 4510203 (1985-04-01), Ogawa

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