Magnetic recording medium having a fibrous substrate, a styrene-

Details Magnetic recording medium having a fibrous substrate, a styrene- Magnetic recording medium having a fibrous substrate, a styrene-

1993-12-17

1995-09-05

Resan, Stevan A.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

4285375, 428694B, 428694BS, 428694BB, 428694ST, 428900, 430 60, 430 69, 503204, 503226, 283 82, 360 2, G11B 500

Patent

active

054477905

ABSTRACT:
There is discloses a magnetic recording sheet comprising a substrate, a magnetic recording layer formed on one side of the substrate, an image recording layer formed on the other side of the substrate, a first subbing layer formed between the substrate at the magnetic recording layer, and preferably, a second subbing layer formed between the substrate and the image recording layer, said magnetic recording layer comprising a magnetic powder and an aqueous binder, said image recording layer comprising a binder, and said first and second subbing layers comprising a styrene-butadiene latex having a gel content of 5 to 75%. This magnetic recording sheet can be obtained without any trouble in its production process and is excellent in dimensional stability, magnetic recording properties, image-recording properties, etc.

REFERENCES:
patent: 3975569 (1976-08-01), Sugimatsu et al.
patent: 4663209 (1987-05-01), Aonuma et al.
patent: 4686149 (1987-08-01), Aonuma et al.
patent: 4824824 (1989-04-01), Matsushita et al.
patent: 4855282 (1989-08-01), Satomura et al.

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