Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1986-11-14

1988-03-15

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of polyamidoester

427128, 428694, 428695, 428900, 428522, 252 6254, G11B 5702

Patent

active

047312920

ABSTRACT:
A magnetic recording medium is disclosed which comprises a support, and a magnetic layer comprising a specific binder resin, a fatty acid or a fatty acid ester and a magnetic particle. The binder resin comprises a monomer unit of vinyl chloride, a monomer unit having an alkalin metal salt of sulfonic acid or an alkaline salt of phosphoric acid and a monomer unit having an epoxy group. The magnetic recording medium is improved in a dispersibility of magnetic particles, a durability for still picture reproduction, a stability in running and in a S/N ratio of luminance.

REFERENCES:
patent: 4368237 (1983-01-01), Yamada
patent: 4407901 (1983-10-01), Miyatsuka
patent: 4529661 (1985-07-01), Ninomiya
patent: 4562117 (1985-12-01), Kikukawa
patent: 4594174 (1986-06-01), Nakayama
patent: 4600521 (1986-07-01), Nakamura
patent: 4613545 (1986-09-01), Chubachi

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