首页> 外文期刊>Acta biomaterialia >In situ synthesis of hybrid nanocomposite with highly order arranged amorphous metallic copper nanoparticle in poly(2-hydroxyethyl methacrylate) and its potential for blood-contact uses.
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In situ synthesis of hybrid nanocomposite with highly order arranged amorphous metallic copper nanoparticle in poly(2-hydroxyethyl methacrylate) and its potential for blood-contact uses.

机译:原位合成聚甲基丙烯酸2-羟乙酯中具有高度有序排列的非晶态金属铜纳米粒子的杂化纳米复合材料及其在血液接触中的潜力。

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摘要

A hybrid consisting of a highly ordered nanostructure of metallic Cu(0) nanoparticles embedded in a poly(2-hydroxyethyl methacrylate) (pHEMA) matrix was successfully synthesized by in situ photopolymerization, followed by in situ chemical reduction. The evolution of an ordered nanostructure of Cu(0) showing a nearly amorphous nature is discussed, and it is proposed that it is due to a coupling interaction between the Cu precursor and the unpaired O of the COOR group, associated with water molecules, among pHEMA molecules. The hybrids showed a negative surface charge and considerable improvement in blood compatibility compared to neat pHEMA and the widely used biomaterial polysulfonate.
机译:通过原位光聚合,然后原位化学还原成功地合成了由嵌入甲基(2-甲基丙烯酸羟乙酯)(pHEMA)基质中的金属Cu(0)纳米粒子的高度有序的纳米结构组成的杂化体。讨论了具有几乎非晶性质的Cu(0)的有序纳米结构的演变,并提出这是由于Cu前体与COOR基团的未成对O(与水分子相关)之间的偶联相互作用所致。 pHEMA分子。与纯净pHEMA和广泛使用的生物材料聚磺酸盐相比,杂化物显示出负的表面电荷并在血液相容性方面有显着改善。

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