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US 4,400,435 AGranted
Magnetic recording medium
AssigneeTDK Electronics Co., Ltd.
InventorsKuniichi Yoda, Takehisa Ohkawa, Hitoshi Azegami
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Abstract
A magnetic recording medium comprises a substrate coated with a magnetic layer comprising a magnetic powder and a binder comprising an urethane resin and a vinyl chloride-vinyl acetate-maleic acid copolymer having a content of maleic acid component of at least 1.5%.
Claims6
A magnetic recording medium which comprises a substrate coated with a magnetic layer comprising a magnetic powder and a binder comprising an urethane resin and a vinyl chloride-vinyl acetate-maleic acid copolymer having a content of maleic acid component of at least 1.5%.
Dependencies are inferred from the claim text.