| 摘要 |
A data/information storage and retrieval medium, comprising:(a) a substrate including a layer stack thereon, the layer stack including a surface and at least one magnetic or magneto-optical ("MO") recording layer; and(b) a thin film or layer of a lubricant formed on the surface of the layer stack, comprised of a derivatized perfluoropolyether compound comprising a generally linear perfluoropolyethcr chain and at least one Hindered Amine Light Stabilizer ("HALS") moiety at at least one end of the chain.
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