聚合物分子在四氢呋喃稀溶液中的幂指数为0.14，说明该聚合物具有支化结构。
The power index was 0.14, which indicated that the polymer had branched molecular structure in dilute solution of tetrahydrofuran.
支化结构使分散相区域从球状向棒状形式的相变点提前，通过热力学模型分析，对这一现象进行了理论解释。
And the branched structure caused an early transition of the separated domain from the sphere-like to the rod-like, which was interpreted theoretically through a thermodynamic model.
茂金属聚乙烯的分子链长支化结构对其流变特性有重要影响，长支链可以使熔体弹性和剪切变稀效应明显增强。
The molecular long chain branch structure of metallocene polyethylene has great effects on it's rheological behavior, long chain branch can significantly enhance melt elasticity and shear thinning.
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