Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1987-04-16

1988-11-01

Robinson, Ellis P.

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

427128, 427129, 427131, 427132, 428143, 428147, 428148, 428149, 428323, 428327, 428328, 428329, 428330, 428331, 428480, 428694, 428900, G11B 5704

Patent

active

047819634

ABSTRACT:
Disclosed herein is a magnetic recording medium comprising a biaxially oriented polyester film having an extremely low surface roughness and containing fine particles and specific higher aliphatic carboxylic acids and/or derivatives thereof, and a magnetic layer formed on one side of the polyester film.
The magnetic recording medium exhibits a stable travelling nature even when it is not provided with a back coat layer, and is usable as a high-quality and high-density magnetic recording medium.

REFERENCES:
patent: 4316927 (1982-02-01), Kimura
patent: 4318957 (1982-03-01), Videc
patent: 4411958 (1983-10-01), Sato
patent: 4439479 (1984-03-01), Kanai
patent: 4590119 (1986-05-01), Kawakami et al.
patent: 4654249 (1987-03-01), Barbey
patent: 4670319 (1987-06-01), Katoh
patent: 4693932 (1987-09-01), Kuze

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