It was shown that S d/S s decreased as crosslinking density and foam density of the vulcanizate increased, or the amount and reinforcing effect of filler lowered.

• 结果表明,动静刚度比随着橡胶交联密度的增加、填料增强作用的减弱、填料用量的减少以及发泡倍率的增大而逐渐减小。