The results of ATR-FT-IR also show that PP-g-PMMA can diffuse preferably onto the surface of the blends and be suitable as an effectual macromolecular surface modifier for PP.

• 所合成的接枝物具有表面外迁性，可富集于共混物薄膜的表面，有望作为PP的大分子长效表面改性剂使用。