Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1987-03-05

1989-01-03

Robinson, Ellis P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

427 44, 427130, 427128, 427131, 428215, 4284259, 428480, 428336, 428694, 428695, 428900, G11B 570

Patent

active

047956720

ABSTRACT:
Disclosed herein is a magnetic recording medium comprising a substrate polyester film having on both sides or one side thereof a coating layer comprising a polyurethane having anionic group or a mixture of a polyurethane having anionic group and a polyester having sulfonic group, and an electron radiation cured magnetic layer formed on said coating layer.

REFERENCES:
patent: 4468436 (1984-08-01), Okita
patent: 4596747 (1986-06-01), Nishimatsu
patent: 4612244 (1986-09-01), Kaneda
patent: 4619856 (1986-10-01), Kamada
patent: 4634633 (1987-01-01), Ninomiya
patent: 4664965 (1987-05-01), Okita

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