According to the configuration of porous ceramics, there are two kinds of means to make porous ceramics by preceramic polymer pyrolysis, namely bulk structure porous ceramics and ceramic foams.

• 根据所得多孔陶瓷的形态，先驱体转化法制备多孔陶瓷大致可分为两类：制备本征结构的多孔陶瓷，制备泡沫陶瓷。