【摘要】 本文用IR、DTA等方法对国外洗瓶机用瓶套进行了分析研究,发现其基材为聚丙稀。本文还对大庆产聚丙烯不合格料进行了改性,并获得了质量接近于国外产品的瓶套。更多还原

【Abstract】 The foreign plastic sleeve for washer is studied by IR and DTA etc. The results show that its base material is polypropylene(PP). Otherwise a kind of unqualified PP made in Da Qing is also studied. By modifying the unqualified PP, a kind of plastic sleeve for washer which quality is close to the foreign product is obtained.更多还原