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US 2021/0355404 A1Published application
Lubricating oil base oil, lubricating oil composition, and method for using lubricating oil composition
AssigneeIdemitsu Kosan Co., Ltd.
InventorsKazushi TAMURA, Hiroyuki TATSUMI
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Abstract
A lubricating oil base oil may include a solid surface distance of 1.0 nm or more at a surface pressure of 12.4 MPa and a normalized peak intensity ratio of more than 0.2 to 1.0 measured using a resonance shear measurement system and a lubricating oil composition may include the lubricating oil base oil.
Claims10
A lubricating oil base oil, having a solid surface distance of 1.0 nm or more, measured using a resonance shear measurement system at a surface pressure of 12.4 MPa, and having a normalized peak intensity ratio of more than 0.2 to 1.0.
Dependencies are inferred from the claim text.