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CN102 174 304(2011-09-07)。首先通过控制水解反应,对疏水PVAc(聚醋酸乙烯酯)进行侧链改性,制得PVAc-VA共聚物;然后按一定质量比将其
CN102 174 304 (2011-09-07). Firstly, the PVAc-VA copolymer was prepared by side-chain modification of hydrophobic PVAc (polyvinyl acetate) by controlling the hydrolysis reaction; then, the PVAc-