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.

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。

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The hot melt adhesive has the advantages of environmental protection, safety, high elasticity and good weather resistance and heat resistance.

本发明具有环保、安全、高弹性、耐候性能和耐热性能好的优点。

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