BASE OIL FOR LUBRICANT

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...

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Bibliographic Details
Main Authors MITANI HIROYUKI, YAMASHITA KOHEI
Format Patent
LanguageEnglish
Japanese
Published 10.05.2024
Subjects
CHEMISTRY
FUELS
LUBRICANTS
LUBRICATING COMPOSITIONS
METALLURGY
PEAT
PETROLEUM, GAS OR COKE INDUSTRIES
TECHNICAL GASES CONTAINING CARBON MONOXIDE
USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION
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Summary: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 【課題】低アウトガス性、ダイヤモンドライクカーボン（ＤＬＣ）との低親和性、長期安定性、および低残渣性に優れる潤滑剤用基油を実現する。【解決手段】本発明の一態様に係る潤滑剤用基油は、下記式（１）で表されるジエーテル化合物を含有する：【化１】JPEG2024062851000023.jpg9138式（１）中、Ｒ１は炭素数５以上のアルキレンであり、Ｒ２およびＲ３は炭素数２０～２４のアルキル鎖であり、同じでも異なっていてもよく、Ｒ２およびＲ３のうち少なくともどちらか一方は１つ以上の分岐を有し、Ｒ１、Ｒ２、およびＲ３の炭素数の合計は５０～６０である。【選択図】なし
Bibliography:Application Number: JP20220170971