| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a grease composition being long life and having excellent low volatility and non-combustibility even when used under high-temperature environment. <P>SOLUTION: The grease composition comprises an ionic liquid composed of a cation and an anion as a base oil and having≥1 mol/dm<SP>3</SP>ion concentration measured at 20°C and comprises a thickener having≥260°C dropping point. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
