The results of experiment show that extrusion machined dies can be solved by using core-crust composing structure,and the master batch with good dispersion is compatible with PE/PP.

• 试验结果表明,采用核/壳复合结构可以解决高含量色母粒难以牵引造粒的问题,其分散效果及与PP/PE树脂的兼容性良好。