| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a rubber vibration insulator composition having the excellent heat resistance and endurance, and capable of achieving a low dynamic-to-static modulus ratio. <P>SOLUTION: The rubber vibration insulator composition comprises following (A) to (D) components, in which the (A) component is a diene rubber, the (B) component is silica having 13-29 m<SP>2</SP>/g BET specific surface area, the (C) component is silica having 30-120 m<SP>2</SP>/g BET specific surface area, and the component (D) is silane coupling agent representing by general formula (1). <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
