The effects of type,concentration of chain extender,curing temperature and time of silicone sealants with low modulus and high elongation on their mechanical properties were studied.

• 制备了不同低模量高延伸率室温硫化有机硅密封材料,并考察了扩链剂类型和用量、固化温度和时间对材料性能和交联度的影响。