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利用胶原蛋白对聚乳酸进行了化学改性,合成得到胶原蛋白改性聚乳酸.采用红外光谱、FITC标记技术、茚三酮显色法等方法对其结构进行了初步表征.结果表明,采用该合成方法可以将胶原蛋白引入聚乳酸中;测定了胶原蛋白改性聚乳酸的水接触角和吸水率,结果表明胶原蛋白改性聚乳酸的亲水性明显高于聚乳酸.

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