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Influence factor and control measure on the preparation of molecular template polymer by non-covalence method were reviewed concisely.
扼要概述了非共价法制备分子模板聚合物的影响因素及控制措施。
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Transition metal nitrides belong to a class of interstitial compounds, have the properties of covalence compound, ion crystal and transitional metals.
过渡金属氮化物是一类金属间充型化合物,兼具有共价化合物、离子晶体和过渡金属的性质。
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The results show that the hydrogen of C—H bond on ACFs were substituted by fluorine at different condition. The C—F covalence bond was built at molecular level.
结果表明,随着反应时间和温度的变化,活性炭纤维表面氟取代氢基数目增加,同时在分子水平上形成C—F 共价键。
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C_(60) is one kind of fullerene with high conjugated cage-types structure. Its covalence between two hexagons has high reactivity, which behaves as addition reaction of double bond.
是高度共轭的笼状结构的碳素体,分子结构中六边形环间的共价碳碳双键是富电子区,反应性能与烯烃有类似性,主要表现为双键加成。