DMC补强EPDM 关键词：EPDM；甲基乙烯基硅橡胶；并用胶；不饱和聚酯；补强作用；耐热老化性能 [gap=872]Keywords:EPDM;MVQ;blend;unsaturated polyester;reinforcement;thermal aging properties
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The effect of the sulfur variation on the thermal aging properties of NR tube was investigated by laboratory test.
进行了硫黄变量小配合试验，研究硫黄用量对NR内胎耐热老化性能的影响。
The results showed that the thermal aging properties of NR tube improved significantly by reducing the sulfur level.
试验表明，减少硫黄用量对改善NR内胎耐热老化性能的作用十分明显。
Thermal aging treatments were carried out in dry oven in order to find the way to improve the mechanical properties of PB by using all factors methods.
为了探索改善刨花板力学性质的途径，采用全因素试验方法，对刨花板进行热老化处理。
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