Lubricant base oil

JP7873158B2Active Publication Date: 2026-06-11MORESCO
View PDF 4 Cites 0 Cited by

Patent Information

Application Number
JP2022170971
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2022-10-25
Publication Date
2026-06-11
Estimated Expiration
2042-10-25

Smart Images

  • Figure 0007873158000023
    Figure 0007873158000023
  • Figure 0007873158000001
    Figure 0007873158000001
  • Figure 0007873158000002
    Figure 0007873158000002
Patent Text Reader

Abstract

To provide a base oil for a lubricant excellent in low outgassing property, low affinity with diamond-like carbon (DLC), long-term stability, and low residue property.SOLUTION: A base oil for a lubricant according to one aspect of the present invention comprises a diether compound represented by the following formula (1) [in the formula (1), R1 is an alkylene having 5 or more carbon numbers, R2 and R3 are alkyl chains having 20 to 24 carbon numbers which may be the same or different, at least one of R2 and R3 has one or more branches, and a sum total of the carbon numbers of R1, R2, and R3 is 50 to 60].SELECTED DRAWING: None
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Bearing for pivot assembly

    JP2003239954A

  • Grease composition and rolling bearing

    JP2019052200A

  • Lubricant composition for fluid dynamic bearing

    WO2006025253A1

  • Lubricant composition, use thereof and aliphatic ether compound

    WO2016129148A1