UHMWPE fiber were treated by chromic acid etching and chemical vapor depositing polypyrrole (PPy).
采用铬酸刻蚀和化学气相沉积聚吡咯处理了超高相对分子质量聚乙烯(UHMWPE)纤维。
Factors affecting the activity of urease in PPy film were studied and activation energy of the ferment was determined.
研究了聚合条件对酶活性的影响，并测定了掺杂于聚吡咯中的脲酶的活化能等动力学参数。
The result shows that the release of 5-fu from the PPy film depends on the electrochemical REDOX process of the PPy film.
结果表明药物自膜中的释放是由聚吡咯膜的电化学氧化还原过程决定的。
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