| 摘要 |
PROBLEM TO BE SOLVED: To provide inexpensively a heat dissipation rubber composition having a high thermal conductivity, high elasticity and a high dielectric breakdown voltage.SOLUTION: A heat dissipation rubber composition contains, with respect to a 100 pts. wt polymer component, a 400-600 pts. wt inorganic filler having a thermal conductivity of 5-80 W/m-K and a volume resistivity of 10&OHgr;-cm or higher, a 3-30 pts. wt heat-conductive/electroconductive filler having a thermal conductivity of 100-300 W/m-K and a volume resistivity of 10to 10&OHgr;-cm, and a 20-40 pts. wt tetrapod-shaped zinc oxide whisker.SELECTED DRAWING: None |
