The whole reaction process could be divided into six steps: the induction, spinodal decomposition, coarsening, coalescence and growth gelation and microvoid formation.

• 低轮廓不饱和聚酯树脂在低温固化时的反应主要可以分为六大步：引发，旋节分离，(晶粒)粗化长大，连接和成长，凝胶和微孔形成。