LUBRICATING OIL COMPOSITIONS COMPRISING BIODIESEL FUEL AND ANTIOXIDANT

PROBLEM TO BE SOLVED: To provide lubricating oil compositions that are oxidatively stable, and use methods thereof.SOLUTION: A lubricating oil composition contaminated with at least about 0.3 mass% of a biodiesel fuel based on the total mass of the lubricating oil composition, comprises: a) a major...

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Bibliographic Details
Main Author BOFFA ALEXANDER B
Format Patent
LanguageEnglish
Japanese
Published 16.10.2014
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:PROBLEM TO BE SOLVED: To provide lubricating oil compositions that are oxidatively stable, and use methods thereof.SOLUTION: A lubricating oil composition contaminated with at least about 0.3 mass% of a biodiesel fuel based on the total mass of the lubricating oil composition, comprises: a) a major amount of base oil of lubricating viscosity; and b) a diarylamine compound, where the amount of the diarylamine compound is at least about 0.1 mass% based on the total mass of the lubricating oil composition. 【課題】酸化に対して安定な潤滑油組成物とその使用方法を提供する。【解決手段】バイオディーゼル燃料が潤滑油組成物の全質量に基づき少なくとも約０．３質量％混入している、下記の成分を含む潤滑油組成物：ａ）主要量の潤滑粘度の基油、およびｂ）ジアリールアミン化合物（ただし、ジアリールアミン化合物の量は、潤滑油組成物の全質量に基づき少なくとも約０．１質量％）。【選択図】なし
Bibliography:Application Number: JP20140144264