The mass fraction of n-butene in mixed C 4 from catalytic cracking after etherized was approximately 40 %.

  • 醚化后的催化裂化混合C4中含有质量分数约为40%的正丁烯,是生产丙烯的优质原料.

  • 互联网摘选 2025-01-18 10:21:40

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