简要回顾了聚丙烯技术近半个世纪的发展历程，概述了国内外聚丙烯技术的主要进展，对今后我国聚丙烯技术发展方向进行了初步探讨。

This paper briefly reviews technical progress of polypropylene over nearly half century and summatizes the main technology progress of polypropylene in China and abroad, while simply researching into the future development direction of polypropylene technology in China.