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Synthesis and Characterization of High-Transparent Poly (vinyl alcohol)/Poly(vinyl pyrrolidone) (PVA/PVP) Hydrogels

机译:高透明性聚乙烯醇/聚乙烯吡咯烷酮(PVA / PVP)水凝胶的合成与表征

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摘要

In this paper, transparent poly (vinyl alcohol)/poly (vinyl pyrrolidone) (PVA/PVP) hydrogels were prepared by using the solvent of dimethyl sulfoxide (DMSO) aqueous solution and the method of freeze/thawing. The effect of PVP interaction, mechanical property and transparence of PVA/PVP hydrogel was investigated and evaluated by FT-IR analysis, mechanical test machine and UV spectrophotometer. The results showed that when the content of PVP was 8%in the DMSO aqueous solution, the highest transparence of PVA/PVP hydrogel was obtained, with excellent tensile strength values higher than 3.5 MPa. Therefore, the PVA/PVP hydrogel composite has a potential to be used as the transparent core of a novel artificial cornea.
机译:本文采用二甲基亚砜(DMSO)水溶液和冻融法制备了透明的聚乙烯醇/聚乙烯吡咯烷酮(PVA / PVP)水凝胶。通过FT-IR分析,机械测试仪和紫外分光光度计研究和评估了PVP相互作用,PVA / PVP水凝胶的机械性能和透明度的影响。结果表明,当DMSO水溶液中PVP含量为8%时,PVA / PVP水凝胶的透明度最高,抗张强度值高于3.5 MPa。因此,PVA / PVP水凝胶复合材料具有用作新型人造角膜透明芯的潜力。

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    Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China;

    Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China;

    Research Institute of Beihang University in Shenzhen, Shenzhen Virtual University Park, High and New Technology Industry Development Zone, Shenzhen 518057, China;

    Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China;

    Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China;

    Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China;

    Research Institute of Beihang University in Shenzhen, Shenzhen Virtual University Park, High and New Technology Industry Development Zone, Shenzhen 518057, China;

    Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China;

    Research Institute of Beihang University in Shenzhen, Shenzhen Virtual University Park, High and New Technology Industry Development Zone, Shenzhen 518057, China;

    Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China;

    Research Institute of Beihang University in Shenzhen, Shenzhen Virtual University Park, High and New Technology Industry Development Zone, Shenzhen 518057, China;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 电化学、电解、磁化学;
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