Thermoplastic magnetic coating composition
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United States of America Patent
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Aug 29, 1989
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N/A
app pub date -
Sep 8, 1986
filing date -
Sep 8, 1986
priority date (Note) -
Expired
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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 maleic acid copolymer having no maleic acid component and at least no more than about 0.5 wt. %.
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