It was indicated that the modified coal pitch, which had not only a great deal of mesophase microbead but good thermostability as well, can be qualified to be an excellent carbon precursor.

• 研究结果表明：改性后的煤沥青不仅出现大量的中间相小球，而且耐热性优良，可作为炭材料优质的基体前驱体。