4Fei Jie, Li Hejun, Fu Yewei, et al. Effeet of phenolic resin content on performance of carbon fiber reinforced paper-based frietion material[J]. Wear, 2010,269(7-8):534-540.
5Aierbe G A, Echeverria J M, Riccardi C C, et al. Influence of the temperature on the formation of a phenolic reaol resin catalyzed with amine[J]. Polymer, 2002,43(8):2239-2243.