9. This paper analyzed the microstructure and properties of the low isotactic polypropylene (LIPP) prepared with the homemade low isotactic catalyst.
采用低等规聚丙烯(LIPP)催化剂制得LIPP，并测定其微观结构和性能。
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10. High isotactic polybutene-1(HIPB-1)was chlorinated by aqueous suspension method. Chlorination products CHIPB-1 were tested and analyzed through DSC.
11. Hard elastic polypropylene fibre samples were made by melt spinning isotactic polypropylene with melt indexer, followed by fast winding and annealing.
将聚丙烯树脂在熔融指数仪上熔融挤出、快速牵伸并退火处理，制得了硬弹性聚丙烯纤维。
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12. Hard elastic polypropylene fibre samples were made by melt spinning isotactic polypropylene with melt indexer, followed by fast winding and annealing.
