Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1989-03-30

1991-10-15

Thibodeau, Paul J.

Stock material or miscellaneous articles

Composite

Of epoxy ether

4284259, 428694, 428695, 428900, G11B 2300

Patent

active

050573730

ABSTRACT:
A magnetic recording medium comprising a nonmagnetic support having thereon a magnetic layer comprising a binder and ferromagnetic particles dispersed therein, wherein the binder comprises (a) a vinyl chloride resin, (b) a phenoxy resin, (c) a polycarbonate polyurethane resin and (d) a polyisocyanate; and said magnetic layer further comprises at least one lubricating agent selected from the group consisting of polyalkylnenoxide alkylphosphate, an alkali salt thereof, and lecithin.

REFERENCES:
patent: 4726992 (1988-02-01), Asai et al.
patent: 4784907 (1988-11-01), Matsufugi et al.
patent: 4784914 (1988-11-01), Matsufugi et al.
patent: 4847156 (1989-07-01), Nishikawa et al.
patent: 4857402 (1989-08-01), Nishikawa et al.
patent: 4952458 (1990-08-01), Miyoshi
patent: 4965120 (1990-10-01), Ono et al.
patent: 4970121 (1990-11-01), Tokunaga et al.

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