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用等规聚丙烯与马来酸酐的固相接枝法制得具有不同酸值的改性聚丙烯树脂（ＰＰ－ｇ－ＭＡ）．对其涂膜性能进行了研究。结果表明，ＰＰ－ｇ－ＭＡ用作粉末涂料，具有很好的膜性能。
The modified polypropylene resin (PP-g-MA) with different acid value was prepared by solid phase grafting of isotactic polypropylene and maleic anhydride. Its coating performance was studied. The results show that, PP-g-MA as a powder coating, with good film properties.