Magnetic recording medium, magnetic recording/reproducing device, and magnetic recording medium cartridge
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United States of America Patent
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Sep 20, 2022
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N/A
app pub date -
Oct 1, 2019
filing date -
Aug 16, 2019
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Abstract
A magnetic recording medium that can exhibit good traveling performance during use is provided. This magnetic recording medium is a tape-shaped magnetic recording medium, and includes a substrate including a polyester as a main component, a base layer disposed on the substrate, and a magnetic layer disposed on the base layer. The kurtosis of the surface of the magnetic layer is 3.0 or more. The base layer and the magnetic layer each include a lubricant including a fatty acid and a fatty acid ester. In the lubricant, a ratio of the content of the fatty acid to the content of the fatty acid ester is less than 0.6.
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