Moresco Assigned Patent

Moresco Corporation, Kobe, Japan, has been assigned a patent (12338410) developed by Shimizu; Tsuyoshi, Kobe, Japan, for “lubricating agent solution, magnetic disk and method for manufacturing same.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “Provided is a lubricant solution capable of being applied to a magnetic disk without use of a fluorine solvent. A lubricant solution in accordance with an aspect of the present invention includes: water; and a perfluoropolyether compound that satisfies Expression (I) below: N.sub.OH/(Mn/1500)≥2 (1), where N.sub.OH represents the number of hydroxyl groups per molecule of the perfluoropolyether compound and Mn represents a number average molecular weight of the perfluoropolyether compound.”

The patent application was filed on 2020-05-28 (17/632474).