Photographic element having a transparent magnetic recording lay

Details Photographic element having a transparent magnetic recording lay Photographic element having a transparent magnetic recording lay

1994-02-08

1995-06-27

Bowers, Jr., Charles L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Structurally defined

430140, 430501, 430523, 428694B, 428694BG, 428694BU, 428694BY, 428694BS, 428694BR, 428694BN, 428694BA, G03C 176, G11B 5708

Patent

active

054279003

ABSTRACT:
A photographic element comprising a support having provided thereon a light-sensitive layer and a transparent magnetic recording layer, the magnetic recording layer comprising a transparent polymeric binder, ferro-magnetic particles and tin oxide particles, the magnetic particles having a surface area greater than 30 m.sup.2 /gm and a coverage of from about 1.times.10.sup.-11 mg/.mu.m.sup.3 to about 1.times.10.sup.-10 mg/.mu.m.sup.3, the tin oxide particles having a median diameter of less than 0.15 .mu.m and being present in the transparent magnetic layer in an amount of from 300 to 1200 percent by weight based on the weight of the binder.

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