The paper detailedly discusses light fractions are separated from C _ 5 raw mateTia 1 after heat polymerizing.

  • 论述了C_ 5原料油经热聚、分离出来的轻组分经催化聚合工艺制得浅色C_5石油树脂.

  • 互联网摘选 2025-01-19 09:09:36

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