Magnetic recording medium having a backcoat layer containing car

Details Magnetic recording medium having a backcoat layer containing car Magnetic recording medium having a backcoat layer containing car

1994-11-30

1997-06-10

Resan, Stevan A.

Stock material or miscellaneous articles

Composite

Of silicon containing

428694BB, 428900, G11B 5702

Patent

active

056374054

ABSTRACT:
A magnetic recording medium comprising a magnetic layer, a backing layer, and a support sandwiched between the magnetic layer and the backing layer. The backing layer is made form a coating composition comprising a filler, binder, and a silicone compound represented by the following formula (I): ##STR1## wherein groups A, B, and D each independently represent --CH.sub.3 or a group --X--Y--Z, in which X represents a C1-C11 alkylene or --(CH.sub.2).sub.3 NHCO--, Y represents a specific aliphatic group, alicyclic group, or an aromatic group, and Z represents --OH, m is an integer from 4 to about 150, and n is an integer from 1 to 6,

REFERENCES:
patent: 4328935 (1982-05-01), Steel
patent: 4775595 (1988-10-01), Hasegawa
patent: 4812518 (1989-03-01), Haubennestel et al.
patent: 5179142 (1993-01-01), Ono et al.
patent: 5262492 (1993-11-01), Hanada et al.

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