Studied is the character of C4fraction from FCC. Investigated is the status of the catalytic pyrolysis of C4fraction from FCC at home and abroad in detail.
The mass fraction of n-butene in mixed C4 from catalytic cracking after etherized was approximately 40%.
混合c 4中含有质量分数约为40%的正丁烯，是生产丙烯的优质原料。
3
A process in which the selective hydrogenation of butadiene in FCC C4 + fraction and the distillation separation of the fraction take place concurrently to produce butylene.