GREASE COMPOSITION

• Main Authors: YANO TAKANORI, ABE KUNITOSHI, TANAKA KEIJI
• Format: Patent
• Language: English; Japanese
• Published: 26.01.2024
• 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

To provide a grease composition excellent in main characteristics (mixture consistency, drop point, and heat resistance) as grease and excellent in the environmental adaptability.SOLUTION: The grease composition contains lubricant oil belonging to groups 1 to 5 in a base oil category defined by American Petroleum Institute (API) or mixed oil thereof as base oil, and particles of a structural formula (1): [A0-0.2] [B1-8] [C0-5|D2nO5n]/mH2O (Formula 1), A: [Ca, Ba, K, Na, Rb, Cs, NH4], B: [Ti, Al, Cr, V, Fe, Mn, Mg, Li], C: [S, OH, F, Cl], D: [Si, Al, Fe, B, Be], n=1 to 10, and m=5 to 15, as a thickener, and a divalent alcohol or a trivalent alcohol as an additive.SELECTED DRAWING: None 【課題】 グリースとしての主要な特性（混和ちょう度、滴点、耐熱性）と、環境適合性と、に優れたグリース組成物を提供する。【解決手段】 基油として、アメリカ石油協会（ＡＰＩ）が定める基油カテゴリーにおいてグループ１～５に属する潤滑油又はこれらの混合油と、増ちょう剤として、構造式（１）であらわされる粒子［Ａ０～０．２］［Ｂ１～８］［Ｃ０～５｜Ｄ２ｎＯ５ｎ］・ｍＨ２Ｏ・・・（式１）Ａ：［Ｃａ，Ｂａ，Ｋ，Ｎａ，Ｒｂ，Ｃｓ，ＮＨ４］Ｂ：［Ｔｉ，Ａｌ，Ｃｒ，Ｖ，Ｆｅ，Ｍｎ，Ｍｇ，Ｌｉ］Ｃ：［Ｓ，ＯＨ，Ｆ，Ｃｌ］Ｄ：［Ｓｉ，Ａｌ，Ｆｅ，Ｂ，Ｂｅ］ｎ＝１～１０ｍ＝５～１５と、添加剤として、２価アルコールもしくは３価アルコールと、を含有するグリース組成物。【選択図】なし