Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1985-08-08

1989-06-27

Thibodeau, Paul J.

Stock material or miscellaneous articles

Composite

Of polyamidoester

427128, 427130, 428694, 428900, G11B 570

Patent

active

048429422

ABSTRACT:
A magnetic recording medium prepared by applying a magnetic material onto a non-magnetic support, said coating material containing fine ferromagnetic particles dispersed in a binder and curing said magnetic coating material, characterized in that said binder comprises a thermoplastic resin or a radiation-curable resin wherein there is chemically bonded to the resin at least one phosphorous compound represented by the following formulae: ##STR1## wherein, X, Y and R.sub.1 -R.sub.5 is as disclosed herein. The present invention also relates to a method of producing said recording medium.

REFERENCES:
patent: 4152485 (1979-05-01), Mizumura
patent: 4520079 (1985-05-01), Nakajima
patent: 4521486 (1985-06-01), Ninomiya
patent: 4526837 (1985-07-01), Ohtsuki
patent: 4529661 (1985-07-01), Ninomiya
patent: 4600521 (1986-07-01), Nakamura
patent: 4634633 (1987-01-01), Ninomiya
patent: 4637959 (1987-01-01), Ninomiya
patent: 4656089 (1987-04-01), Ninomiya

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