研究了用烷基吡啶基聚苯乙烯树脂(BPR)从氰化液中吸附各种金属氰离子。
The adsorption of many metal cyanides from alkali cyanide solutions using BPR resin was investigated.
采用正交设计法分析了聚磷酸胺(APP)、季戊四醇(PER)、三聚氰胺(MEL)作为一种混合体系对聚苯乙烯(PS)的阻燃作用。
The flame retardance of a composite system consisting of ammonium polyphosphate (APP), pentaerythritol (PER) and melamine (MEL) used for polystyrene (PS) was studied with orthogonal design method.
采用新方法合成了鲜见文献报道的新化合物2 -羟基-3-氰甲基-5 -甲基苯乙酮。该方法具有反应时间短、操作简便、收率好等优点。
Using the new method, 2 hydroxy 3 cyanmethyl 5 methyl acetophenone was synthesized in a short reaction period, and the yield was good.
可以认为寡聚苯乙烯氰乙烯改性蒙脱土可以安全的作为可控大分子药物和基因治疗药物载体使用。
It could be expected that the modified MMT may be a promising safety controlled-release carrier for large molecules drug and for gene delivery.
可以认为寡聚苯乙烯氰乙烯改性蒙脱土可以安全的作为可控大分子药物和基因治疗药物载体使用。
It could be expected that the modified MMT may be a promising safety controlled-release carrier for large molecules drug and for gene delivery.
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