It is the most pivotal technology to research for a simple, low costing and effective method of preparing high-melt-strength PP (HMSPP).
寻找简单易行，成本低廉，行之有效的高熔体强度聚丙烯(HMSPP)的制备方法是制备聚丙烯发泡材料的最关键的技术。
The preparing technology technics is simple, operation is convenient and reasonable, and is suitable for industrialisation mass production.
本发明制备技术工艺简单，操作方便合理，适合工业化大生产。
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