根据热失重曲线、元素分析和X射线衍射分析了芳基乙炔聚合物炭化过程中的结构变化。
The effect of pyrolytic temperature on the microstructure changes, mass loss and H/C ratio of polyarylacetylene was studied by thermal gravity analysis, element analysis and X ray diffraction.
研究了苯乙烯中苯乙炔、聚合物和甲基苯乙烯三种杂质对悬浮法聚苯乙烯粒径的影响。
The effects of impurities such as phenylethyne, polymer and methyl styrene on particle diameter of polystyrene manufactured by suspension polymerization were analyzed .
催化剂的乙炔加氢稳定性测试结果表明，聚合物在非晶态合金表面沉积，导致催化剂活性下降。
The results of durability experiments of acetylene hydrogenation showed that the deposit of oligomer on the surface of catalysts leaded to catalysts deactivation.
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