Magnetic recording element

Details Magnetic recording element Magnetic recording element

1974-06-18

1982-01-12

Pianalto, Bernard D.

Stock material or miscellaneous articles

Composite

Of epoxy ether

4284237, 4284244, 4284248, 4284251, 4284259, 4284752, 4284769, 4284777, 4284793, 428483, 428508, 428517, 428518, 428520, 428694, 428696, 428702, 428900, B32B 2738

Patent

active

043105998

ABSTRACT:
A magnetic recording element comprising a magnetic recording layer on a surface of a synthetic resin support and an antistatic layer on the opposite surface of said synthetic resin support, wherein said antistatic layer comprises a powder of a white or light-colored pigment and a powder of a carbon type electrically conductive substance in a binder, said pigment powder being substantially all in the outer surface portion of said antistatic layer and said electrically conductive powder being substantially all in the portion of said antistatic layer adjacent said support is disclosed.

REFERENCES:
patent: 2761791 (1956-09-01), Russell
patent: 2799609 (1957-07-01), Dalton
patent: 2804401 (1957-08-01), Cousino
patent: 3293066 (1966-12-01), Haines
patent: 3617378 (1971-11-01), Beck
patent: 3733215 (1973-05-01), Van Paesschen et al.
patent: 3881046 (1975-04-01), Akashi et al.
Friedman et al., IBM Tech. Dis. Bull., vol. 9, No. 7, Dec. 66, p. 779.

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