The microstructure of polypropylene is highly regularly arranged,so the polymer can not be dyed in conventional method.With polymers blending,the dyeable polypropylene resin is manufactured.

• 由于聚丙烯高度规整的超分子结构，导致聚丙烯纤维无法用常规方法进行染色加工．采用高聚物共混改性方法，成功地研制出可染型聚丙烯树脂。