The results showed that the crosslink density was the key factor of the bond property.The factors which affected the crosslink density of the sealant were the cross-linkers and fillers.

• 结果表明,有机硅密封胶的交联密度受交联剂、填料种类和用量的影响,而交联密度又是影响密封胶粘接性能的重要因素。