LUBRICATING GREASE COMPOSITION

• Main Authors: YANAGISAWA NOBUAKI, SAWAGUCHI WATARU
• Format: Patent
• Language: English; Japanese
• Published: 20.08.2015
• 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

PROBLEM TO BE SOLVED: To provide a lubricating grease composition excellent in rust-prevention properties and water repellency.SOLUTION: There is provided a lubricating grease composition which is obtained by blending an oxazoline compound and a metal sulfonate in a grease base material composed of a base oil and a thickener, wherein the amount blended of the oxazoline compound is in the range of 0.4 to 3.5 wt.% based on the whole weight of the grease, the amount blended of the metal sulfonate is in the range of 0.4 to 3.5 wt.% based on the whole weight of the grease and the total amount of blending of the oxazoline compound and the metal sulfonate is preferably in the range of 0.9 to 6.5 wt.% based on the whole weight of the lubricating grease composition. 【課題】防錆性、耐水性に優れる潤滑グリース組成物を提供すること。【解決手段】本発明に係る潤滑グリース組成物は、基油、増ちょう剤からなるグリース基材に、オキサゾリン化合物と金属スルホネートが配合されてなり、オキサゾリン化合物の配合量が全グリース重量に対して０．４〜３.５ｗｔ％の範囲で、金属スルホネートの配合量が全グリース重量に対して０．４〜３．５ｗｔ％の範囲であることを特徴とし、好ましくは、オキサゾリン化合物と金属スルホネートの合計配合量は、全潤滑グリース組成物重量に対して、０．９〜６．５ｗｔ％の範囲であることを特徴とする。【選択図】なし